CURRICULUM VITAE - ORNL · Stylianos Chatzidakis Page 3 of 21 CURRICULUM VITAE Stylianos Chatzidakis, Ph.D. R&D Staff, Weinberg Distinguished Fellow Reactor and Nuclear Systems Division

CURRICULUM VITAE

STYLIANOS CHATZIDAKIS

R&D Staff - Weinberg Distinguished Fellow

Reactor & Nuclear Systems Division

Oak Ridge National Laboratory

Ph.D. in Nuclear Engineering, Purdue University - U.S.A.

M.Sc. Energy Physics, INPG, Grenoble - France

Dipl. Mechanical Engineer NTUA, Athens - Greece

Oak Ridge, TN

December 2018

Stylianos Chatzidakis Page 2 of 21

SHORT BIO

Stylianos Chatzidakis is currently R&D Staff and Weinberg Distinguished Fellow within

the Reactor and Nuclear Systems Division at Oak Ridge National Laboratory (ORNL)

where he contributes to several research projects and provides R&D support to Department

of Energy (DOE) spent fuel management programs. Stylianos received his Ph.D. in Nuclear

Engineering from Purdue University, his M.Sc. in Energy Physics from the Institut National

Polytechnique de Grenoble (INPG) in France and his Diploma in Mechanical Engineering

(5-year program) from the National Technical University of Athens. Prior to joining

Purdue University, he was a Reactor Safety Analyst at the 5MW Greek Research Nuclear

Reactor where successfully completed several projects, including the thermal-hydraulic and

safety analysis of the reactor. Stylianos is currently leading research in the fields of spent fuel

management, muon tomography, particle transport and, nuclear fuel simulations using

GEANT4 and COBRA-SFS. His research also includes monitoring using advanced statistical

pattern recognition and machine learning methodologies. It is worth noting the development

of a “Muon Event Generator” that has received attention by researchers at CERN,

Brookhaven National Laboratory, Y-12, and, Canadian National Laboratories. Stylianos

has 17 research papers (12 as first author) published in internationally circulated peer-

reviewed journals, 21 conference proceedings, co-authored 5 book chapters, and more than

200 citations (source: Google Scholar). Stylianos is a recipient of the Weinberg

Distinguished Fellowship at ORNL, and the Outstanding Research Award, Purdue’s

highest award. He is also a recipient of the highly competitive Roy G. Post Foundation

Scholarship, the Bilsland Dissertation Fellowship and, the Purdue Ross Fellowship for

graduate research. He has three Best Paper Awards, two Best Poster Awards, and the 1st

place in the 2014 ANS special design competition.


CURRICULUM VITAE

Stylianos Chatzidakis, Ph.D.

R&D Staff, Weinberg Distinguished Fellow

Reactor and Nuclear Systems Division

Oak Ridge National Laboratory

E-Mail: [email protected]

Education:

1. Ph.D. in Nuclear Engineering, Purdue University (2012 – 2016)

Top 5% graduate student, GPA 3.92/4.00.

Dissertation title: “Cosmic Ray Muons for Spent Nuclear Fuel Monitoring”

Breakthrough: Development of “muon tomography” for proliferation monitoring of spent

nuclear fuel dry casks.

Accomplishment: Development of an optimal Bayesian classifier and a “Muon Generator”

using advanced statistical methods (Metropolis-Hastings algorithm).

Modeling & Simulation: Modeling and simulation of spent nuclear fuel dry casks and

muon detectors (GEANT4) and development of imaging algorithms, predictive and advanced

statistical models (C++, Python, R, MATLAB).

2. M.Sc. in Energy Physics, Institut National Polytechnique de Grenoble, France (2006 –

2007)

Top 10%, GPA 14.6/20.0.

MSc Thesis: “Vitrification of high level nuclear waste using time periodic magnetic fields”.

Laboratory: Experiment design and data analysis to evaluate operability of the vitrification

facility. Simulation using COMSOL-Multiphysics. Presentation of results in international

conferences.

3. Dipl. in Mechanical Engineering, National Technical University of Athens, Greece

(1999 – 2006)

Top 10%, GPA 7.58/10.00.

Diploma Thesis: “Experimental investigation of the phenomena occurring during rewetting of

a hot surface using subcooled liquid”.

Laboratory: Extensive experimental measurements in a high temperature thermal-

hydraulic rig, instrument calibration, analysis and validation of results and development of

statistical models to evaluate uncertainties, regression coefficients and confidence intervals.

Employment History:

1. R&D Staff - Weinberg Distinguished Fellow, Reactor & Nuclear Systems Division, Oak

Ridge National Laboratory (June 2016 – present)

Analysis, evaluation and development of novel inspection and repair techniques for safe

storage of spent nuclear fuel. Provide R&D support to Department of Energy (DOE) spent

fuel management programs.

Leadership: Leading the effort for the development of a Mobile Examination and

Remediation Facility (MERF) for on-site repair of nonconforming dry storage systems.


Accomplishment: Preparation and completion of Level 3 and Level 4 Milestones for the

Spent Fuel and Waste Disposition Program for the Department of Energy (DOE) Office of

Nuclear Energy (NE).

Communication: Presentation of results to conferences and industry meetings to receive

feedback and evaluate appropriate actions to improve safety of spent nuclear fuel.

2. Reactor Safety Analyst, 5 MW Research Reactor, National Center for Scientific

Research “Demokritos” (2009 – 2012)

Thermal-hydraulics and safety analysis of the 5 MW Nuclear Research Reactor. Preparation

of the Safety Analysis Report.

Leadership: Chief Scientific Investigator, international coordinated research project No.

1496 sponsored by the International Atomic Energy Agency (IAEA).

Accomplishment: IAEA Technical Report Series No 480, Research Reactor

Benchmarking Database: Facility Specification & Experimental Data, Published (2015).

Communication: Presentation of results to stakeholders, IAEA, and regulatory

commission, meetings with contractors to evaluate appropriate actions to improve safety of the

reactor.

3. Mechanical Engineer, 5 MW Research Reactor, National Center for Scientific Research

“Demokritos” (2007 – 2009)

Responsible for the Primary Cooling System Refurbishment and supporting engineering

projects, evaluation of technical drawings, preparation of technical reports.

Leadership: Team leader, guide and organize a team of more than 10 members including

technicians, engineers, physicists and reactor analysts.

Accomplishment: Non-destructive evaluation of the reactor pool lining and removal of the

radioactive core grid plate within time limits and budget.

Communication: Meetings with stakeholders and upper level management to verify

consistency with rules and regulations and evaluate project progress.

Fellowships:

1. Weinberg Distinguished Fellowship

• Organization presenting award: Oak Ridge National Laboratory

• Date of award: 6/2016

• What award was for: Recognition for outstanding contributions to cosmic ray muon

tomography.

2. Bilsland Dissertation Fellowship

• Organization presenting award: Purdue University


• What award was for: Recognition for contributions to waste management. This included

a full year tuition.

3. Ross Fellowship

• Organization presenting award: Purdue University


• What award was for: Recognition for contributions to waste management. This included

a full year tuition.

Scholarships:

1. Roy G. Post Foundation Scholarship


• Organization presenting award: Roy G. Post Foundation


• What award was for: Recognition for outstanding contributions to waste management.

This included a monetary award ($5,000).

http://roygpost.org/scholarshiprecipients

https://www.xcdsystem.com/roygpost/files/PastScholarshipRecipients.pdf

Research Awards:

1. Best Paper Award

• Organization presenting award: International Conference on Advances in Nuclear Power

Plants (ICAPP 2016)


• What award was for: Award for best paper in recognition of the exceptional quality of the

paper titled: “Theoretical investigation of spent nuclear fuel monitoring using cosmic ray

muons.”

https://engineering.purdue.edu/NE/news/2016/2016-icapp-student-travel-scholarship

2. Best Poster Award

• Organization presenting award: International Conference on Advances in Nuclear Power

Plants (ICAPP 2016)


• What award was for: Award for best poster in special student poster session for the poster

titled: “Theoretical investigation of spent nuclear fuel monitoring using cosmic ray

muons.”

3. Outstanding Research Award

• Organization presenting award: Purdue University - Purdue’s highest award


• What award was for: Recognition by the College of Engineering, Purdue University for

outstanding research contribution and academic record. It includes monetary award

($2,000).

https://engineering.purdue.edu/NE/news/Spotlights/college-of-engineering-announces-

nuclear-engineering-recipients-of-awards-for-2015

4. 1st Place Award

• Organization presenting award: American Nuclear Society


• What award was for: Award for best design project in the design competition by the

American Nuclear Society for the project “Exploring novel solutions for used fuel storage

and management.”

https://engineering.purdue.edu/NE/news/Spotlights/20132014-ans-special-student-

design-competition-award-recipients- 5. Best Poster Award

• Organization presenting award: Sigma Xi Honors Society


• What award was for: Award for best poster in Sigma Xi research poster competition for

the poster titled: “A novel application of cosmic rays for spent nuclear fuel monitoring.”

http://roygpost.org/scholarshiprecipients

https://www.xcdsystem.com/roygpost/files/PastScholarshipRecipients.pdf

https://engineering.purdue.edu/NE/news/2016/2016-icapp-student-travel-scholarship

https://engineering.purdue.edu/NE/news/Spotlights/college-of-engineering-announces-nuclear-engineering-recipients-of-awards-for-2015

https://engineering.purdue.edu/NE/news/Spotlights/college-of-engineering-announces-nuclear-engineering-recipients-of-awards-for-2015

https://engineering.purdue.edu/NE/news/Spotlights/20132014-ans-special-student-design-competition-award-recipients-

https://engineering.purdue.edu/NE/news/Spotlights/20132014-ans-special-student-design-competition-award-recipients-


https://engineering.purdue.edu/NE/news/Spotlights/2014-sigma-xi-research-poster-

award-recipients

6. Best Paper Award

• Organization presenting award: 5th IEEE Conference on Information, Intelligence,

Systems & Applications (IISA 2014)


• What award was for: Award for best paper for the paper titled: “Creep rupture forecasting

for high performance energy systems.”

https://engineering.purdue.edu/NE/news/Spotlights/stylianos-chatzidakis-and-dr-miltos-

alamaniotis-won-the-best-paper-award-at-the-5th-international-conference-on-

information-intelligence-systems-and-applications- 7. Best Paper Award

• Organization presenting award: American Nuclear Society Student Conference


• What award was for: Award for best paper in Mathematics & Computation session for

the paper entitled: “Data encryption of radiation signals using chaotic artificial neural

networks.”

• https://engineering.purdue.edu/NE/news/Spotlights/2013-ans-student-conference-award-

recipients

Reviewer Awards:

1. Outstanding Reviewer Award

• Organization presenting award: Editorial Board of Nuclear Engineering and Technology

Journal


• What award was for: For quality contributions to review activities for the Nuclear

Engineering and Design Journal.


• Organization presenting award: Editorial Board of Nuclear Engineering and Design

Journal


• What award was for: For quality contributions to review activities for the Nuclear

Engineering and Technology Journal.


• Organization presenting award: Editorial Board of Annals of Nuclear Energy Journal


• What award was for: For quality contributions to review activities for the Annals of

Nuclear Energy Journal.

Other Recognition:

1. Technical Point of Contact (TPOC) for DOE’s Office of Nuclear Energy, Nuclear Energy

University Program (NEUP) (2018)

2. Invitation to present research poster to Nuclear Science and Engineering Directorate

Advisory Committee Meeting, March 2018.

Poster title: “Acoustic-based Nondestructive Measurement of Gas Pressure and Composition

in Sealed Pressurized Containers.”

https://engineering.purdue.edu/NE/news/Spotlights/2014-sigma-xi-research-poster-award-recipients

https://engineering.purdue.edu/NE/news/Spotlights/2014-sigma-xi-research-poster-award-recipients

https://engineering.purdue.edu/NE/news/Spotlights/stylianos-chatzidakis-and-dr-miltos-alamaniotis-won-the-best-paper-award-at-the-5th-international-conference-on-information-intelligence-systems-and-applications-



https://engineering.purdue.edu/NE/news/Spotlights/2013-ans-student-conference-award-recipients

https://engineering.purdue.edu/NE/news/Spotlights/2013-ans-student-conference-award-recipients


3. Invitation to present research poster to DOE Office of Science LDRD program review,

January 2017.

Poster title: “Development of Model-Based Cosmic Ray Muon Tomography with Momentum

Measurement for Non-Destructive Assessment of Used Nuclear Fuel.”

4. Invited participant at the first Research Coordination Meeting (RCM) on “Benchmarks of

Computational Tools against Experimental Data on Fuel Burnup and Material Activation for

Utilization, Operation, and Safety Analysis of Research Reactors,” held by the International

Atomic Energy Agency (IAEA) in Vienna, Austria, April 2015.

5. Invited participant at the first Research Coordination Meeting (RCM) on “Innovative

Methods in Research Reactor Analysis: Benchmarks of against Experimental Data on

Neutronic and Thermal-hydraulic Computational Methods and Tools for Operation, and

Safety Analysis of Research Reactors,” held by the International Atomic Energy Agency

(IAEA) in Vienna, Austria, November 2008.

6. Designated by the Greek Government as a participant to attend International Atomic

Energy Agency’s (IAEA’s) Technical Meeting on Research reactor Ageing Management,

Modernization and Refurbishment, Vienna, Austria, October 2009.

Research Projects:

1. Department of Energy (DOE) – Office of Nuclear Energy

Role: Principal Investigator

Project title: Development of a Mobile Examination and Remediation Fixture for On-Site

Remediation of Nonconforming Dry Storage Systems

Duration: 2018-2021

2. Department of Energy (DOE) – Office of Nuclear Energy


Project title: Development of a Phenomenological Model for Aerosol Transport Through

Stress Corrosion Cracks

Duration: 2018-2019

3. Department of Energy (DOE) – Laboratory Director’s Research and Development


Project title: Development of Model-Based Cosmic Ray Muon Tomography with Momentum

Measurement for Non-Destructive Assessment of Used Nuclear Fuel

Duration: 2016-2018

4. Department of Energy (DOE) – Seed Funding

Role: Co-Principal Investigator

Project title: Proof of principle of acoustic-based nondestructive measurement of gas pressure

and composition in sealed pressurized containers

Duration: 2017-2018

5. International Atomic Energy Agency (IAEA)


Project title: Innovative methods in Research Reactor Analysis: Benchmark against

Experimental Data on Neutronics and Thermal-hydraulic Computational Methods for

Research Reactors

Duration: 2008-2012


Role: Co-Principal Investigator


Project title: Innovative Methods in Research Reactor Analysis: Benchmarks against

Experimental Data on Fuel Burn-up and Material Activation

Duration: 2015- present.

7. Department of Energy (DoE) – Nuclear Energy University Program

Role: Co-Investigator

Project title: Creation of a Geant4 Muon Tomography Package for Imaging of Nuclear Fuel in

Dry Cask Storage

Duration: 2013-2015.

8. Department of Energy (DoE) – National Nuclear Security Administration (NNSA)


Consortium for Nonproliferation Enabling Capabilities

Duration: 2014-2016.

9. Department of Energy (DoE) – National Nuclear Security Administration (NNSA)


Project title: Smart Data Embedding for Non-Proliferation

Duration: 2012-2013

Expert Groups:

1. European Nuclear Safety Regulators Group (ENSREG)

Role: Peer review expert

Organization: European Union

Topic: Aging Management of Nuclear Power Plants

Selection: Nomination by the President of the Greek Atomic Energy Agency

Duration: 2017-2018

2. Spent Nuclear Fuel Canister NDE Committee

Role: Member

Organization: Electric Power Research Institute (EPRI)

Topic: NDE Technologies for Spent Nuclear Fuel Canisters

Selection: Peer recognition

Duration: 2017-present

3. Spent Nuclear Fuel Canister Repair Committee

Role: Member

Topic: Repair Technologies for Spent Nuclear Fuel Canisters


Organization: Electric Power Research Institute (EPRI)

Duration: 2017-present

Consultancies:


Role: External consultant

Topic: Provided consulting and review on IAEA’s coordinated research project “Innovative

methods in Research Reactor Analysis”


Duration: 2014-2016

Skills and Techniques:


1. Programming: Fortran, C/C++, MATLAB, R, Python

2. Large-scale codes: RELAP5/MOD3.3, GEANT4

3. Machine Learning: Artificial Neural Networks, Fuzzy Logic, Gaussian Mixture Models,

Bayesian Classifier

Certifications:

1. Radiological worker Level I

Trained at Oak Ridge National Laboratory

2. Research Reactor assistant operator

Trained at McMaster Nuclear Reactor, Canada

3. Thermal-hydraulic and Accident Analysis of Nuclear Reactors

Trained at Korean Atomic Energy Research Institute (KAERI)

Reviewer Activities:

1) Book review:

1. Review of Research Reactor Benchmarking Database: Facility Specification &

Experimental Data. IAEA Technical Report Series No. 480, ISBN:978-92-0-151714-2

(2015).

https://www-pub.iaea.org/books/iaeabooks/10578/Research-Reactor-Benchmarking-

Database-Facility-Specification-and-Experimental-Data

2) Journal review activities (by invitation):

1. Nuclear Engineering and Technology

2. Journal of Nuclear Materials Management

3. Journal of Applied Physics

4. Annals of Nuclear Energy

5. Nuclear Engineering & Design

6. Progress in Nuclear Energy

7. Computational Intelligence and Neuroscience

8. Applied Radiation and Isotopes

3) Conference review activities:

1. Invited reviewer for the International High-Level Radioactive Waste Management

Conference (IHLRWM)

April 14-18, 2019, Knoxville, TN

2. Invited reviewer for the International Congress on Advances in Nuclear Power Plants

(ICAPP)

April 8-11, 2018, Charlotte, NC

3. Invited reviewer for the ASME Pressure Vessel and Piping Conference

July 16-20, 2017, Waikoloa, HI

4. Invited reviewer for the IEEE International Conference on Information, Intelligence, Systems

& Applications

July 7-9, 2014, Crete, Greece

https://www-pub.iaea.org/books/iaeabooks/10578/Research-Reactor-Benchmarking-Database-Facility-Specification-and-Experimental-Data

https://www-pub.iaea.org/books/iaeabooks/10578/Research-Reactor-Benchmarking-Database-Facility-Specification-and-Experimental-Data


4) Dissertation review:

1. Methodologies for Imaging a Used Nuclear Fuel Dry Storage Cask with Cosmic Ray Muon

Computed Tomography, PhD Dissertation, Zhengzhi Liu, University of Tennessee at

Knoxville, 2018

https://arxiv.org/ftp/arxiv/papers/1808/1808.07534.pdf

5) Other:

1. Member of the Topical Peer Review Committee of the European Nuclear Safety Regulators

Group (ENSERG) 2017-2018. Nominated by the President of the Greek Atomic Energy

Agency. Reviewed official reports submitted from EU Member States on Aging Management of

Nuclear Power Plants. http://www.ensreg.eu/eu-topical-peer-review

2. Reviewer for the Oak Ridge National Laboratory Reviewed: Jy-An Wang et al., Neutron Residual Stress Mapping for Spent Nuclear Fuel

Storage Canister Weldment, ORNL/TM-2018/827, 2018 https://info.ornl.gov/sites/publications/Files/Pub110302.pdf

3. Reviewer for the Electric Power Research Institute (EPRI) Reviewed: Extended Storage Collaboration Program (ESCP): Nondestructive Evaluation

Subcommittee – Industry Progress Report. EPRI, Palo Alto, CA: 2017. 3002010617. https://www.epri.com/#/pages/product/3002010617/?lang=en

Professional Service:

1. Member of the Organizing Committee

International High-Level Radioactive Waste Management Conference (IHLRWM), April 14-

18, 2019, Knoxville, TN

http://ihlrwm.ans.org/contact-us/organizational-committee/

2. Session organizer and chair

International Congress on Advances in Nuclear Power Plants (ICAPP), April 8-11, 2018,

Charlotte, NC

http://icapp.ans.org/

3. Session chair

IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC), October

21-28, 2017, Atlanta, GA

http://ewh.ieee.org/soc/nps/nss-mic/2017/welcome.html

4. Session organizer and chair

American Nuclear Society annual meeting, June 11-15, 2017, San Francisco, CA

http://www.ans.org/meetings/m_148

5. Panel session organizer and chair

American Nuclear Society annual meeting, June 11-15, 2017, San Francisco, CA


6. Technical program committee member Workshop on Information Driven Applications for Smart Power and Energy Systems

(WINDASPES), July 6-8, 2015, Corfu, Greece

http://iisa2015.unipi.gr/wp-content/uploads/2015/03/WINDASPES_2015.pdf

https://arxiv.org/ftp/arxiv/papers/1808/1808.07534.pdf

http://www.ensreg.eu/eu-topical-peer-review

https://info.ornl.gov/sites/publications/Files/Pub110302.pdf

https://www.epri.com/#/pages/product/3002010617/?lang=en

http://ihlrwm.ans.org/contact-us/organizational-committee/

http://icapp.ans.org/

http://ewh.ieee.org/soc/nps/nss-mic/2017/welcome.html



http://iisa2015.unipi.gr/wp-content/uploads/2015/03/WINDASPES_2015.pdf


Teaching:

1. Fuzzy Approaches in Engineering (NUCL570)

Graduate level course

School of Nuclear Engineering, Purdue University

Spring 2014

2. Neural Computing in Engineering (NUCL575)

Graduate level course

School of Nuclear Engineering, Purdue University

Fall 2013

Mentoring:

1. Mentor undergraduate student, Trine University, 2018-present

Student: Caleb Schrad

2. Mentor graduate student, The University of Tennessee, 2017 - present

Student: Zhengzhi Liu

3. Mentor graduate student, University of Florida, Summer 2017

Student: Christopher Greulich

4. Mentor graduate student, Purdue University, Fall 2016

Student: Lydia Lagari

5. Mentor undergraduate student, Purdue University, Fall 2016

Student: Andrew Callas

6. Mentor intern student, Purdue University, Summer 2015

Student: Sofia Chrysikopoulou

7. Mentoring undergraduate and graduate students, Spring-2014, part of NUCL570 class.

8. Mentoring undergraduate and graduate students, Fall-2013, part of NUCL575 class.

9. Invited member of the Graduate Student Forum, organized by the School of Nuclear

Engineering, to guide and mentor undergraduate students in their transition to graduate

studies.

Professional Affiliations:

1. Name of organization: American Nuclear Society (ANS)

Role: Member

Dates of membership: 2014 - present

2. Name of organization: American Society of Mechanical Engineering (ASME)

Role: Member


3. American Association for the Advancement of Science (AAAS)

Role: Member

Name of organization:


Honor Societies:

1. Name of organization: Sigma Xi

Membership: Associate Member

Nature of organization: Honors Research Society


Requirements to be a member: nomination by invitation only from two Sigma Xi members


https://www.sigmaxi.org/members/becoming-a-member

2. Name of organization: Alpha Nu Sigma

Membership: Life Member

Nature of organization: Honors Research Society


Requirements to be a member: nomination by invitation only from Alpha Nu Sigma

president and top-third of peer group

http://www.ans.org/const/ansnhs/

Open Source Software:

1. MUFFSgenMC

Description: An open source muon spectral generator for improving cosmic ray muon

tomographic applications, 2017.

Open source code is available on MATLAB MathWorks File Exchange Repository.

https://www.mathworks.com/matlabcentral/fileexchange/65585-muffsgenmc

2. Muon Event Generator

Description: An open source software to generate random samples of cosmic ray muons at

sea level, 2016.


https://www.mathworks.com/matlabcentral/fileexchange/51203-muon-generator

3. Geant4-Muon energy and angular histogram generation

Description: An open source software to generate muon energy and angular user defined

histograms for use with Geant4 macro files.


https://www.mathworks.com/matlabcentral/fileexchange/51257-geant4-muon-energy-and-

angular-histogram-generation

Invention Disclosures:

1. Title: Tube Acoustic-based Pressure and Stress (TAPS) Measurement System

Inventors: Rose Montgomery, Stylianos Chatzidakis, Sacit Cetiner, Roger Kisner

Invention Disclosure: 201804129, DOE S-138,796, 2018.

2. Title: MERF: A Mobile Examination and Remediation Facility for On-Site Remediation of

Dry Storage Systems

Inventors: Stylianos Chatzidakis, John Scaglione


3. Title: Apparatus for Non-Contact, Passive, Long-Term Monitoring of Radioactive Material

Packages

Inventors: Stylianos Chatzidakis, John Scaglione


Patents:

1. Provisional Patent Application, Invention disclosure #4129 “Tube Acoustic-based Pressure

and Stress Measurement System” elected by ORNL’s Technology Transfer Office for

Provisional Patent Application.

Inventors: Rose Montgomery, Stylianos Chatzidakis, Sacit Cetiner, Roger Kisner

https://www.sigmaxi.org/members/becoming-a-member

http://www.ans.org/const/ansnhs/

https://www.mathworks.com/matlabcentral/fileexchange/65585-muffsgenmc

https://www.mathworks.com/matlabcentral/fileexchange/51203-muon-generator

https://www.mathworks.com/matlabcentral/fileexchange/51257-geant4-muon-energy-and-angular-histogram-generation

https://www.mathworks.com/matlabcentral/fileexchange/51257-geant4-muon-energy-and-angular-histogram-generation


Invited Presentations and Lectures:

1. Invited presentation

Consortium for Nonproliferation Enabling Capabilities (CNEC) Workshop, February 2019.


Nuclear Engineering Seminar, Purdue University, March 2019.


Extended Storage Collaboration Program, Electric Power Research Institute (EPRI),

November 2018.

Title: Update on Mobile Canister Remediation Capability Development.

4. Invited lecture

Nuclear Instrumentation and Control Technologies Lecture Series, Oak Ridge National

Laboratory, June 2018.

Title: Progress toward an Acoustic-Based Measurement Technology for Nondestructive

Examination of Pressurized Spent Fuel Rods.

https://www.ornl.gov/events/progress-toward-acoustic-based-measurement-technology-

nondestructive-examination-pressurized


Spent Fuel and Waste Science and Technology (SFWST) Annual working group meeting,

University of Nevada at Las Vegas (UNLV), May 2018.

Title: Overview of SNF Dry Storage Canister Repair Activities at Oak Ridge National Lab.


Extended Storage Collaboration Program, Electric Power Research Institute (EPRI),

November 2017.

Title: MERF – A mobile examination & remediation facility for on-site repair of dry storage

systems.

7. Invited lecture

Weinberg Distinguished Lecture Series, Oak Ridge National Laboratory, December 2015.

Lecture title: Cosmic ray muons for spent nuclear fuel monitoring.

https://www.ornl.gov/events/cosmic-ray-muons-used-nuclear-fuel-monitoring

8. Invited lecture

Smart Energy Workshop, Institute for Research and Technology Thessaly (IRETETH),

Volos, Greece, October 2015.

Lecture title: Improved security and forecasting capabilities for high performance energy

systems using machine learning.

http://smartenergyworkshop.ireteth.certh.gr/

9. Invited lecture

49th Summer School, National Center for Scientific Research “Demokritos”, Athens, Greece,

July 2014.

Lecture title: Applications of Cosmic Ray Muon Radiography.

http://www.blod.gr/lectures/Pages/viewlecture.aspx?LectureID=1553

List of Publications:

Summary: 17 journal articles (12 first author), 21 conference proceedings (14 first author), 19

technical reports

Total no. of citations: 206 (source: Google Scholar)

https://www.ornl.gov/events/progress-toward-acoustic-based-measurement-technology-nondestructive-examination-pressurized

https://www.ornl.gov/events/progress-toward-acoustic-based-measurement-technology-nondestructive-examination-pressurized

https://www.ornl.gov/events/cosmic-ray-muons-used-nuclear-fuel-monitoring

http://smartenergyworkshop.ireteth.certh.gr/

http://www.blod.gr/lectures/Pages/viewlecture.aspx?LectureID=1553


No. of independent citations: 133

Citations in review articles: 6

Citations from the U.S.: 31

Citations from other countries: 99

1) Published and accepted papers in peer reviewed journals

1. Z. Liu, S. Chatzidakis, J. M. Scaglione, C. Liao, H. Yang, and J. P. Hayward (2018). Muon

Tracing and Image Reconstruction Algorithms for Muon-Computed Tomography. IEEE

Transactions on Image Processing, Vol. 28, Issue 1, pp 426-435, doi:

10.1109/TIP.2018.2869667.

2. S. Chatzidakis, Z. Liu, J.P. Hayward, and J.M. Scaglione (2018). A Generalized Muon

Trajectory Estimation Algorithm with Energy Loss for Application to Muon Tomography.

Journal of Applied Physics, Vol. 123, 124903, doi: 10.1063/1.5024671.

3. S. Chatzidakis, C.K. Choi, L.H. Tsoukalas (2016). Analysis of Spent Nuclear Fuel Imaging

Using Multiple Coulomb Scattering of Cosmic Muons. IEEE Transactions on Nuclear

Science, Vol. 63, No. 6, 2866-2874.

4. S. Chatzidakis, C.K. Choi, L.H. Tsoukalas (2016). Interaction of Cosmic Ray Muons with

Spent Nuclear Fuel Dry Casks and Determination of Lower Detection Limit. Nuclear

Instruments and Methods in Physics Research A, Vol. 828, 37-45.

5. S. Chatzidakis, S. Chrysikopoulou, L.H. Tsoukalas (2015). Developing a cosmic ray muon

sampling capability for muon tomography and monitoring applications. Nuclear Instruments

and Methods in Physics Research A, Vol. 804, 33-42.

6. S. Chatzidakis, M. Alamaniotis, L.H. Tsoukalas (2014). Creep rupture forecasting: A

machine learning approach to useful life estimation. International Journal of Monitoring and

Surveillance Technologies Research, Vol. 2 (2), 1-25.

7. S. Chatzidakis, P. Forsberg, L.H. Tsoukalas (2014). Artificial neural networks and chaos

dynamics for signal encryption. Nuclear Technology, Vol. 192 (1), 61-73.

8. S. Chatzidakis, A. Hainoun, A. Doval, F. Alhabet, F. Francioni, A. Ikonomopoulos, D.

Ridikas (2014). A comparative assessment of independent thermal-hydraulic models for

research reactors: the RSG-GAS case. Nuclear Engineering and Design, Vol. 268, 77-86.

9. P. Savva, S. Chatzidakis, M. Varvayanni, A. Ikonomopoulos, N. Chrysanthopoulou, N.

Catsaros, M. Antonopoulos-Domis (2014). Optimized flux trap dimensions in a research

reactor core. Nuclear Technology, Vol. 188 (3), 322-335.

10. A. Hainoun, A. Doval, P. Umbehaun, S. Chatzidakis, N. Ghazi, S. Park, M. Mladin, A.

Shokr (2014). International benchmark study of advanced thermal hydraulic safety analysis

codes against measurements on IEA-R1 research reactor. Nuclear Engineering and Design,

Vol. 280, 233-250.

11. S. Chatzidakis, A. Staras (2013). A Bayesian approach to unanticipated events frequency

estimation in the decision making context of a nuclear research reactor facility. Annals of

Nuclear Energy, Vol. 59, 169-175.

12. S. Chatzidakis, A. Ikonomopoulos (2013). Phenomenological investigation of loss of

coolant accident in a research reactor facility. Nuclear Engineering and Design, Vol. 256,

341-349.


13. S. Chatzidakis, A. Ikonomopoulos, D. Ridikas (2013). Evaluation of RELAP5/MOD3

behavior against loss of flow experimental results in two research reactor facilities. Nuclear

Engineering and Design, Vol. 255, 321-329.

14. A. Ikonomopoulos, M. Alamaniotis, S. Chatzidakis, L.H. Tsoukalas (2013). Gaussian

processes for state identification in pressurized water reactors. Nuclear Technology, Vol.

182 (1), 1-12.

15. S. Chatzidakis, A. Ikonomopoulos, M. Alamaniotis (2012). An algorithmic approach for

RELAP5/MOD3 reactivity insertion analysis in research reactors. Nuclear Technology, Vol.

179 (3), 392-406.

16. S. Chatzidakis, A. Ikonomopoulos, S.E. Day (2012). PARET-ANL modeling of a SPERT-IV

experiment under different departure from nucleate boiling correlations. Nuclear

Technology, Vol. 177 (1), 119-131.

17. D. Mitrakos, S. Chatzidakis, E.P. Hinis, L.E. Herranz, C. Housiadas (2008). A simple

mechanistic model for particle penetration and plugging in tubes and cracks. Nuclear

Engineering and Design, Vol. 238, 3370-3378.

2) Published and accepted conference proceedings

1. R. Montgomery, S. Chatzidakis, S. Cetiner, R. Kisner (2018). Nondestructive Pressure

Measurement Technique for Irradiated Nuclear Fuel Rods. TOPFUEL 2018, September 30 –

October 4, Prague, Czech Republic, accepted.

2. S. Chatzidakis, S. Cetiner, H. Santos-Villalobos, J.J. Jarrell, J.M. Scaglione (2018). Sensor

Requirements for Detection and Characterization of Stress Corrosion Cracking in Welded

Stainless Steel Canisters. Proceedings of the International Conference on Advances in

Nuclear Power Plants (ICAPP2018), pp. 714-720, April 8-11, Charlotte, NC.

3. Z. Liu, S. Chatzidakis, J. J. Jarrell, J. M. Scaglione, C. Liao, H. Yang, and J. P. Hayward

(2018). Muon Computed Tomography by Tracing Cosmic Ray Muon Trajectories for

Imaging Spent Nuclear Fuel in Dry Storage Casks. Proceedings of the International

Conference on Advances in Nuclear Power Plants (ICAPP2018), April 8-11, Charlotte, NC.

4. C. R. Greulich, S. Chatzidakis, K. Banerjee, J. E. Baciak (2018). MUFFSgenMC: An Open

Source MUon Flexible Framework for Spectral GENeration for Monte Carlo Applications.

Proceedings of the International Conference on Advances in Nuclear Power Plants

(ICAPP2018), April 8-11, Charlotte, NC.

5. S. Chatzidakis, A. I. Adeniyi, T. F. Severynse, R. H. Jones, J. J. Jarrell, J. M. Scaglione

(2018). A Novel Mobile Examination and Remediation Facility for On-Site Remediation of

Dry Storage Systems. Proceedings of the Waste Management Symposium, March 18-22,

Phoenix, AZ.

6. S. Chatzidakis, Z. Liu, J. J. Jarrell, J. M. Scaglione, and J. P. Hayward (2017). Maximum-a-

Posteriori Cosmic Ray Muon Trajectory Estimation with Energy Loss for Muon Tomography

Applications. IEEE NSS conference record, to appear.

7. Z. Liu, S. Chatzidakis, C. Liao, H. Yang, and J. P. Hayward (2017). Characteristics of

Muon Computed Tomography of Used Fuel Casks Using Algebraic Reconstruction. IEEE

NSS conference record, to appear.

8. S. Chatzidakis, P. A. Hausladen, S. Croft, J. A. Chapman, J. J. Jarrell, J. M. Scaglione, C. K.

Choi, L. H. Tsoukalas (2017). Exploring the Use of Muon Momentum for Detection of


Nuclear Material Within Shielded Spent Nuclear Fuel Dry Casks. Transactions of the

American Nuclear Society, Vol. 116, 187-188.

9. S. Chatzidakis, P. A. Hausladen, S. Croft, J. A. Chapman, J. J. Jarrell, J. M. Scaglione

(2017). Classification and Imaging of Spent Nuclear Fuel Dry Casks using Cosmic Ray

Muons. Proceedings of the NPIC&HMIT, San Francisco, CA, June 11-15, 2017, pp. 237-

245.

10. S. Chatzidakis, J. J. Jarrell, J. M. Scaglione (2017). High-Resolution Ultrasound Imaging

using Model-Based Iterative Reconstruction for Canister Degradation Detection.

Proceedings of the International High-Level and Radioactive Waste Management Conference

(IHLRWM), Charlotte, NC, April 9-13, 2017, pp. 518-523.

11. S. Chatzidakis, C.K. Choi, L.H. Tsoukalas (2016). Theoretical investigation of spent

nuclear fuel monitoring using cosmic ray muons. International Conference on Advances in

Nuclear Power Plants (ICAPP2016), April 17-20, San Francisco, CA.

➢ Best Paper Award

12. S. Chatzidakis, P.T. Forsberg, B.T. Sims, L.H. Tsoukalas (2015). Monte Carlo simulations

of cosmic ray muons for dry cask monitoring. Transactions of the American Nuclear Society,

Vol. 112, 534-536.

13. S. Chatzidakis, M. Alamaniotis, L.H. Tsoukalas (2015). An operator support system for

reactor transients using fuzzy logic. Proceedings of the 9th International Conference on

Nuclear Plant Instrumentation, Control & Human-Machine Interface Technologies (NPIC &

HMIT 2015), February 23-26, Charlotte, NC.

14. S. Chatzidakis, M. Alamaniotis, L.H. Tsoukalas (2014). A Bayesian approach to monitoring

spent fuel using cosmic ray muons. Transactions of the American Nuclear Society, Vol. 111,

369-370.

15. S. Chatzidakis, M. Alamaniotis, L.H. Tsoukalas (2014). Creep rupture forecasting for high

performance energy systems. Proceedings of the 5th International Conference on

Information, Intelligence, Systems & Applications (IISA2014), July 7-9, Chania, Greece.


16. S. Chatzidakis, P.T. Forsberg, L.H. Tsoukalas (2014). Chaotic neural networks for

intelligent signal encryption. Proceedings of the 5th International Conference on Information,

Intelligence, Systems & Applications (IISA2014), July 7-9, Chania, Greece.

17. M. Alamaniotis, S. Chatzidakis, L.H. Tsoukalas (2014). Monthly load forecasting using

Gaussian process regression. Proceedings of the 9th Mediterranean Conference on Power

Generation, Transmission, Distribution, and Energy Conversion (MEDPOWER 2014),

November 3-7, Athens, Greece.

18. S. Chatzidakis, A. Nikoglou, E.P. Hinis, S.E. Simopoulos (2013). A study on the rewetting

of a hot surface, using low pressure, subcooled liquid. Proceeding of the 15th International

Topical Meeting on Nuclear Reactor Thermal-Hydraulics (NURETH-15), May 12-17, Pisa,

Italy.

19. S. Chatzidakis, P.T. Forsberg, L.H. Tsoukalas (2013). Data encryption of radiation signals

using chaotic artificial neural networks. American Nuclear Society (ANS) Student

Conference, April 4-6, Boston, MA.


20. J. Knowles, S. Chatzidakis (2013). Defect diffusion simulation through zirconium lattice

structure. American Nuclear Society (ANS) Student Conference, April 4-6, Boston, MA.


21. F. Parozzi, S. Chatzidakis, T. Gelain, G. Nahas, W. Plumecocq, J. Vendel, L.E. Herranz,

E.P. Hinis, C. Housiadas, C. Journeau, P. Piluso, E. Malgarida (2005). Investigation on

aerosol transport in containment cracks. Proceedings of the International Conference on

Nuclear Energy for New Europe, September 5-8, Bled, Slovenia.

3) Manuscripts in preparation

1. S. Chatzidakis, Z. Liu, J.P. Hayward, and J.M. Scaglione (2018). A Study on Monitoring and

Imaging Shielded Containers using Relativistic Muons. Under preparation for submission to

Nuclear Engineering and Technology.

2. R. Montgomery, S. Chatzidakis, S. Cetiner, and R. Kisner (2018). Acoustic-based

nondestructive measurement of gas pressure and composition in sealed pressurized

containers. Under preparation for submission to Journal of Nondestructive Evaluation.

4) Published conference abstracts

1. S. Chatzidakis, P.T. Forsberg, J. Young, A.L. Grelle, L.H. Tsoukalas (2013). An algorithmic

approach for radiation signal encryption using artificial neural networks and chaos

dynamics. Book of Abstracts of the 6th International Conference on Chaotic Modeling and

Simulation (CHAOS2013), June 11-14, Istanbul, Turkey.

5) Articles in technical press

1. S. Chatzidakis (2017). Security Commitments for the 21st century. Nuclear Engineering

International, featured article, 29 March 2017.

6) Posters

1. R. Montgomery, S. Chatzidakis, S. Cetiner, R. Kisner (2018). Acoustic-based

Nondestructive Measurement of Gas Pressure and Composition in Sealed Pressurized

Containers. Poster presented at Digital Environment for Advanced Reactors Workshop,

Argonne National Laboratory, June 2018.

2. R. Montgomery, S. Chatzidakis, S. Cetiner, R. Kisner (2018). Acoustic-based

Nondestructive Measurement of Gas Pressure and Composition in Sealed Pressurized

Containers. Poster presented at NSED Advisory Committee meeting, Oak Ridge National

Laboratory, April 2018.

3. S. Chatzidakis, Z. Liu, J. J. Jarrell, J. M. Scaglione, and J. P. Hayward (2017). Maximum-a-

Posteriori Cosmic Ray Muon Trajectory Estimation with Energy Loss for Muon Tomography

Applications. Poster presented at IEEE Nuclear Science Symposium and Medical Imaging

Conference (NSS/MIC 2017), October 21-28, Atlanta, GA.

4. Z. Liu, S. Chatzidakis, C. Liao, H. Yang, and J. P. Hayward (2017). Characteristics of

Muon Computed Tomography of Used Fuel Casks Using Algebraic Reconstruction. Poster

presented at IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC

2017), October 21-28, Atlanta, GA.


nuclear fuel monitoring using cosmic ray muons. Poster presented at International


Conference on Advances in Nuclear Power Plants (ICAPP2016), April 17-20, San Francisco,

CA.

➢ Best Poster Award

6. S. Chatzidakis, C. K. Choi, L. H Tsoukalas (2016). Imaging Spent Nuclear Fuel Using

Cosmic Ray Muons. Poster presented at Waste Management Symposium, March 6-10,

Phoenix, AZ.

7. S. Chatzidakis, P. T Forsberg, B. T. Sims, L. H Tsoukalas (2015). A Novel Application of

Cosmic Rays for Spent Nuclear Fuel Monitoring. Poster presented at Waste Management

Symposium, March 15-19, Phoenix, AZ.

8. S. Chatzidakis, P. T Forsberg, B. T. Sims, L. H Tsoukalas (2014). A Novel Application of

Cosmic Rays for Spent Nuclear Fuel Monitoring. Poster presented at Sigma Xi Research

Poster Competition, March 2014, Purdue University, West Lafayette, IN.

➢ Best Poster Award

9. S. Chatzidakis, G. Cognet, Y. Fautrelle, R. Ernst (2008). Analysis of the behaviour of

conducting particles dispersed in an insulating liquid.under a time-periodic magnetic field.

Poster presented at the 7th International PAMIR Conference, September 8-12, 2008,

Presqu'Ile de Giens, France.

10. F. Parozzi, S. Chatzidakis, T. Gelain, G. Nahas, W. Plumecocq, J. Vendel, L.E. Herranz,

E.P. Hinis, C. Housiadas, C. Journeau, P. Piluso, E. Malgarida (2005). Investigation on

aerosol transport in containment cracks. Poster presented at International Conference on

Nuclear Energy for New Europe, September 5-8, Bled, Slovenia.

7) Book chapters

1. S. Chatzidakis, M. Alamaniotis, L. H. Tsoukalas. Creep Rupture Forecasting: A Machine

Learning Approach to Useful Life Estimation.

Chapter In: Artificial Intelligence: Concepts, Methodologies, Tools, and Applications.

Chapter 37, ISBN: 9781522517603, Publisher: IGI Global (2016).

https://books.google.com/books?id=l7_FDQAAQBAJ&dq=chatzidakis+stylianos&source=g

bs_navlinks_s

2. M. Alamaniotis, S. Chatzidakis, L.H. Tsoukalas. Data Driven Monitoring of Energy

Systems: Gaussian Process Kernel Machines for Fault Identification with Application to

Boiling Water Reactors.

Chapter In: Intelligent Computing Systems, Chapter 8, ISBN: 9783662491799, Publisher:

Springer-Verlag Berlin (2016).

https://books.google.com/books?id=9ZKRCwAAQBAJ&dq=chatzidakis+stylianos&source=

gbs_navlinks_s

3. S. Chatzidakis, S.E. Day. SPERT-IV Benchmark Problem Consolidation.

Chapter In: Research Reactor Benchmarking: Experimental Data & Results. IAEA Technical

Report Series, In Press.

4. A. Hainoun, N. Ghazi, F. Alhabet, A. Doval, F. Francioni, S. Chatzidakis, A.

Ikonomopoulos, I.D. Abdelarzek, E.H. Amin, M. Gaheen, A. Gamal. RSG-GAS Benchmark

Problem Consolidation.



https://books.google.com/books?id=l7_FDQAAQBAJ&dq=chatzidakis+stylianos&source=gbs_navlinks_s

https://books.google.com/books?id=l7_FDQAAQBAJ&dq=chatzidakis+stylianos&source=gbs_navlinks_s

https://books.google.com/books?id=9ZKRCwAAQBAJ&dq=chatzidakis+stylianos&source=gbs_navlinks_s

https://books.google.com/books?id=9ZKRCwAAQBAJ&dq=chatzidakis+stylianos&source=gbs_navlinks_s


5. S. Chatzidakis, S.E. Day. SPERT-IV Thermal-Hydraulic Analysis using PARET-ANL.



6. Contribution to: Research Reactor Benchmarking Database: Facility Specification &

Experimental Data, IAEA Technical Report Series No. 480, 2015.

file:///C:/Users/vsc/Documents/USB_PNY_20160520/IAEA%20CRP/CRP%201496/IAEA_

480/Main%20files/foreword.html

8) Dissertations

1. S. Chatzidakis, Cosmic Ray Muons for Spent Nuclear Fuel Monitoring, Ph.D. Dissertation,

School of Nuclear Engineering, Purdue University, 2016.

https://docs.lib.purdue.edu/dissertations/AAI10151603/

2. S. Chatzidakis, Investigation of the vitrification of high level nuclear waste using time

periodic magnetic fields, M.Sc.Thesis, Institut Nationale Polytechnique de Grenoble, France,

2007.

3. S. Chatzidakis, Experimental investigation of the phenomena occurring during rewetting of

a hot surface using subcooled liquid, Diploma thesis, School of Mechanical Engineering,

National Technical University of Athens, Greece, 2006.

9) Technical reports

1. S. Chatzidakis et al., Level 3 Milestone M3SF-18OR010201082 (2018)

SCC Aerosol Transport Model Summary Report.

Technical Report for the Spent Fuel and Waste Disposition Program for the DOE-NE.


MERF Development and Demonstration Plan.



Functions and Requirements and Concept of Operations for MERF.



System-Wide Impacts of Resolution Options for a Non-Conforming Dry Storage System.



Weld Repair Qualification and Demonstration.



Past Experience in Repairing Dry Storage Systems.



Completion of Literature Review and Data for Model Development.



Assessment of Options for Nonconforming Dry Storage Systems.


https://docs.lib.purdue.edu/dissertations/AAI10151603/



Report addressing Repair, Rework and Repackaging Options for Nonconforming Canister /

Cask.


10. S. Chatzidakis et al. (2017). Extended Storage Collaboration Program (ESCP): Nondestructive

Evaluation Subcommittee – Industry Progress Report. EPRI, Palo Alto, CA: 2017. 3002010617.

11. S. Chatzidakis et al. (2012).

Safety Analysis Report of the Greek Research Reactor.

INT-RP, Research Reactor Laboratory, Doc No. 0011_004_RPT, January 2012.

12. S. Chatzidakis, (2010).

PCS decommissioning risk assessment (in Greek).


13. S. Chatzidakis, I.E. Stamatelatos, I.A. Papazoglou (2009).

Preliminary Safety Limits for the Greek Research Reactor.



Postulated Initiating Events for Accident Analysis.

INT-RP, Research Reactor Laboratory, Doc No. 0011_002_RPT, June 2009.


Safety Analysis Report Re-writing Plan.

INT-RP, Research Reactor Laboratory, Doc No. 0011_005_RPT, June 2009.

16. V. Maragos, S. Chatzidakis, S. Valakis, F. Tzika, G. Katsoulas, Z. Politis, Z. (2009).

Removal of Radioactive Pool Internals Plan.

INT-RP, Research Reactor Laboratory, Doc No. 0614_034_PRC, September 2009.

17. A. Savidou, F. Tzika, S. Chatzidakis, I.E. Stamatelatos (2008). Application of the ALARA

principle in dismantling and disposal of a research reactor primary cooling system delay

tank.

11th European ALARA Network, April 9-11, Athens, Greece.

18. A. Savidou, S. Chatzidakis, I. Stamatelatos, (2008).

Decommissioning of GRR1 old delay tank plan.

INT-RP, Research Reactor Laboratory, Doc No. GRR1-RP-2008-002, November 2008.

19. S. Chatzidakis, D. Mitrakos, E.P. Hinis, C. Housiadas (2006).

Aerosol Penetration and Plugging in Tubes and Containment Cracks.

Network of Excellence for a Sustainable Integration of European Research on Severe Accident

Phenomenology, SARNET-ST-P43, Demokritos P-INT-RP-2006/4.

10) Contributed Presentations at Conferences and Workshops:

1. S. Chatzidakis, S. Cetiner, H. Santos-Villalobos, J.J. Jarrell, J.M. Scaglione (2018). Sensor

Requirements for Detection and Characterization of Stress Corrosion Cracking in Welded

Stainless-Steel Canisters. International Conference on Advances in Nuclear Power Plants

(ICAPP2018), April 8-11, Charlotte, NC.

2. S. Chatzidakis, P. A. Hausladen, S. Croft, J. A. Chapman, J. J. Jarrell, J. M. Scaglione, C. K.

Choi, L. H. Tsoukalas (2017). Exploring the Use of Muon Momentum for Detection

ofNuclear Material Within Shielded Spent Nuclear Fuel Dry Casks. Annual Meeting of the

American Nuclear Society, San Francisco, CA, June 11-15, 2017.


3. S. Chatzidakis, P. A. Hausladen, S. Croft, J. A. Chapman, J. J. Jarrell, J. M. Scaglione

(2017). Classification and Imaging of Spent Nuclear Fuel Dry Casks using Cosmic Ray

Muons. Topical Meeting on Nuclear Plant Instrumentation and Control (NPIC&HMIT), San

Francisco, CA, June 11-15, 2017.

4. S. Chatzidakis, J. J. Jarrell, J. M. Scaglione (2017). High-Resolution Ultrasound Imaging

using Model-Based Iterative Reconstruction for Canister Degradation Detection.

International High-Level and Radioactive Waste Management Conference (IHLRWM),

Charlotte, NC, April 9-13, 2017.


nuclear fuel monitoring using cosmic ray muons. International Conference on Advances in

Nuclear Power Plants (ICAPP2016), April 17-20, San Francisco, CA.

6. S. Chatzidakis, M. Alamaniotis, L.H. Tsoukalas (2014). A Bayesian approach to monitoring

spent fuel using cosmic ray muons. American Nuclear Society, Winter Meeting, 5-9

November, Anaheim, CA.

7. S. Chatzidakis, M. Alamaniotis, L.H. Tsoukalas (2014). Creep rupture forecasting for high

performance energy systems. 5th International Conference on Information, Intelligence,

Systems & Applications (IISA2014), July 7-9, Chania, Greece.

8. S. Chatzidakis, P.T. Forsberg, L.H. Tsoukalas (2014). Chaotic neural networks for

intelligent signal encryption. 5th International Conference on Information, Intelligence,

Systems & Applications (IISA2014), July 7-9, Chania, Greece.

9. S. Chatzidakis (2011). Steady State & Transient Modeling of Research Reactors. 3rd

Technical Meeting of the Coordinated Research Project on “Benchmark against experimental

data on neutronic and thermal-hydraulics computational methods and tools for operation and

safety analysis of research reactors”, 5-9 December, Aix-en-Provence, France.

10. S. Chatzidakis (2011). Experience gained during RELAP5 modeling. Workshop on

RELAP5/SCDAPSIM user training for research reactor applications and validation, IAEA

Headquarters, 31 January – 11 February, Vienna, Austria.

11. S. Chatzidakis (2010). Steady and Transient state thermal-hydraulic modeling of Research

Reactors. 2nd RCM meeting on Benchmarking against Experimental Data of the Neutronic

and Thermal-hydraulic Computational Methods and Tools for Operation and Safety Analysis

for Research Reactors, IAEA Headquarters, 14 -18 June, Vienna, Austria.

12. S. Chatzidakis (2009). Modernization and refurbishment of the Greek Research Reactor

Confinement, Primary Cooling System and I&C system. Technical Meeting on Research

Reactor Modernization and Refurbishment, IAEA, 5-9 October, Vienna, Austria.

13. S. Chatzidakis (2008). Safety Culture challenges and methods in Greece. Workshop on

Promotion of Safety Culture in Research Reactor Operating Organizations, IAEA

Headquarters, 20–24 October, Vienna, Austria.

14. S. Chatzidakis (2008). Review and Assessment of Greek Research Reactor Safety

Documents. Technical Meeting on Review and Assessment of Research Reactor Safety

Documents, 30 June – 4 July Budapest, Hungary.

15. S. Chatzidakis (2008). Knowledge Management planning and implementation methods and

techniques in Greece. IAEA Workshop on Knowledge Management for Nuclear R&D

Organizations, Karlsruhe Institute of Technology, 5 – 9 May Karlsruhe, Germany.