Upload
others
View
1
Download
0
Embed Size (px)
Citation preview
Photonics research line
Josep Maria Serres Serres Ph.D.Advanced Manufacturing Systems Unit Manager
R&D SYSTEM PRODUCTIVE SYSTEM
Public Research Organisations
+
Universities
Companies
Value generationKnowledge generation
EURECAT
BRIDGEBe a bridge between the researchsystem and the companies.
INTERNATIONALInternationalisecatalán R&D.
REFERENCE POINTBecome a technologypartner of reference forthe catalan companies.
TALENT POOLAttract and train talented
people to transfer to companies.
INNOVATIVE SMEIncrease the amount of catalaninnovative companies with a
special focus on SMEs.
REASONS FOR CREATING EURECAT.
Knowledgegeneration
Exploitation and Valorisation
Applicationand transfer
MISSION
To promote competivenessamong company and societyagents through appliedresearch, innovation and knowledge transfer.
VISION
To be in top of mind forindustrial research and
knowledge transferencein all innovation systems.
Competitive Applied R&D
VALUES
Dedication to servecompanies and our
society.
Efficiency. Applicationof corporate
management criteria.
Innovationand creativity.
Orientation towardpersons.
Orientation towardresults. Relevant
research.
Transparency and fairness when
dealing with clientsand companies.
Respect and commitment towards
the Centre.
Teamwork and respectful treatmenttoward colleagues.
EURECAT IN NUMBERS.
1,500Client companies
81Patents
8Spin-offs
160Large R&D projects
60%
40%
21% doctors
2017 data
73M€*
62M€
43M€
36M€
Income*Estimation
640 professionals
SECTORS.
Eurecat is promoted by the industry and for the industry.
Eurecat’s activity supports the implementation of“La Estrategia de Especialización Inteligente de Catalunya (RIS3CAT)”
FOOD AND NUTRITION
PUBLIC SECTOR ENERGY AND RESOURCES
AUTOMOTIVE AERONAUTICS RAILWAY MATERIALS PROCESSING & CAPITAL EQUIPMENT
CULTURAL AND CREATIVE INDUSTRIES
TEXTILE HEALTH
CONSTRUCTION COMMERCE FINANCES AND INSURANCES
INFORMATION AND COMMUNICATIONS TECHNOLOGY (ICT)
BIOTECHNOLOGY TRAINING SPORTS TOURISM CONSULTANCY PROMOTION AND DISSEMINATION
R&D LINES
INDUSTRIAL TECHNOLOGY AREA
DIGITAL TECHNOLOGY AREA BIOTECHNOLOGY AREA
Composites FunctionalPrinting & EmbeddedDevices
ProductInnovation and Development
Metalic and CeramicMaterials
PlasticMaterials
ProcessModeling & Simulation
AdvancedManufacturingSystems
Autonomous & Industrial Robotics
Sustainability FunctionalTextile
ChemicalTechnologies
Big Data & Data Science
e-Health IT Security Smart Management Systems
Audiovisual Technologies
Omic Sciences Nutrition and Health
EURECAT LOCATIONS
CANET MATARÓ REUS CERDANYOLA BARCELONA
MANRESA GIRONA LLEIDA AMPOSTA TARRAGONA
EURECAT LOCATIONS
Technological Unit:Advanced Manufacturing system
Advanced Manufacturing Systems
Research and development of Advanced Manufacturing Systems (AMS)addressed to innovative technologies, flexible manufacturing, high efficiencyand high productivity for solving industrial problems.
Photonics Ultrasounds MicrowavesAdditive
ManufacturingNew Machines & Technologies
Optical SensorsMicrofluidic DevicesLaser Sources
Microwave Induced PlasmaMicrowave Deposition ModellingMicrowave Sintering of Metals
Incremental Sheet FormingIndustrial ApplicationsEngineering & Designing
Fused Filament FabricationSelective Laser SinteringDigital Light ProcessingUltrasonic Deposition Modelling
Ultrasonic MouldingUltrasonic Deposition ModellingUltrasonic Injection
Photonics (PHO)
Development of laser sources based on solid state lasers. Materials doped with rare earthoperate in various wavelength in the range of visible and infrared. Microchip andwaveguide are compact and easy handling lasers and can be integrated in micro-optics.
Optical waveguide laser Customized lasers Microchip laser
Photonics
Development of optical sensors and microfluidic devices with photonic interrogation arean innovative technology with high potential applications. These devices are compact,allow high resolution and low cost detection. Moreover, can be implemented to the realtime detection.
Photonics
Optical sensorMicrofluidic by optical
interrogation Ice-water sensor
Photonics (PHO)
Ultrasonic Deposition Modelling (UDM)
Ultrasonic Deposition Modelling (UDM) process is a continuous plastic melt without heat.It uses ultrasounds to melt thermoplastic filament. Main advantages are low thermalinertia process and possibility to melt high performance thermoplastics which require hightemperatures.
Ultrasounds
Microwave Induced Plasma (MIP)
Microwave Induced Plasma (MIP) is an innovativetechnology with high potential applications thatgenerates heat without gas emissions.
Microwaves
Circular PlasmaGenerator
Short-Cut PlasmaGenerator
Microwave Deposition Modelling (MDM)
Microwave Deposition Modelling (MDM) is an innovative technology for consolidatingmetal powder using microwaves energy or plasma (generated by microwaves).It is possible to use same technology for Microwave Sintering of Metals (MSM).
Microwaves
Multi purpose 3D printer
Eurecat has developed amulti purpose 3D printerthat enables us changingthe printing head and printvarious materials withdifferent technologies in ancontrolled environment.• Silicone• Thermoplastic pellets
3D Printing
Additive Manufacturing (AM)
Additive Manufacturing (AM) is composed of several technologies that build 3Dobjects by adding layer-upon-layer of material (plastic, metal, concrete, ..).
Additive Manufacturing
Fused Deposition Modelling (FDM)Thermoplastic filament
Selective Laser Melting (SLM)Metalica Powder
3 Dimensional Printing (3DP)Plaster powder
Additive Manufacturing (AM)
Additive Manufacturing (AM) is composed of several technologies that build 3Dobjects by adding layer-upon-layer of material (plastic, metal, concrete, ..).
Additive Manufacturing
Fused Filament Fabrication (FFF)Thermoplastic filament
Selective Laser Sintering (SLS)Thermoplastic powder
Digital Light Processing (DLP)Thermoset Resin
Stereolithography (SLA)Thermoset Resin
Additive Manufacturing (AM)
Additive Manufacturing (AM) is composed of several technologies that build 3Dobjects by adding layer-upon-layer of material (plastic, metal, concrete, ..).
Additive Manufacturing
Fused Filament Fabrication (FFF)Thermoplastic filament
Stereolithography (SLA)Thermoset Resin
Photonics Research Line
Photonics
Availabletechnologies
Patents
Opportunitiespublic sector
Opportunitiesprivate sector
Visibility andpublications
Cooperativity
Photonics is one of the five key technologies of the future
Goal
Replacing the electrons by photons improve in:
✓ Reduce size and be multifunctional in a single chip.
✓ Products with less battery consumption.
✓ Real time and continuos
✓ Greater sensibility
✓ Higher performance
✓ Greater reliability
✓ More affordable than the current ones.
✓ Non-invasive
✓ Improve treatments
✓ Quantitave measurements ,…
Photonics & lasers in healthcare and medicine
Just a few examples on using photonics in healthcare.
-> Light-based therapy, for example phototherapy for dermatological conditions, photodynamic therapy etc.
-> Laser procedures in ophthalmology, for example correction of near- and far-sightedness in vision, photorefractive
keratectomy
-> General surgery such as endovascular surgery and gastro intestinal surgery
-> Oncology - laser treatments (excluding in-vivo imaging)
-> Manufacture of medical devices, for example stents and catheters
-> Genomic research and drug discovery
-> Microbiology (viral and bacterial analysis), sterilisation using light sources
-> Novel biomedical materials that change their properties after light treatment
-> In-vitro diagnostics, for example using optical microscopy and spectroscopy for cell-based studies to identify diseases
such as cancer and neurodegenerative diseases.
-> In-vivo imaging techniques, such as X-Ray, MRI, CT, PET, photoacoustic imaging and OCT
Photonic sensorsDevelopment of newlaser sources
Microfluidics byOptical interrogation
Materials and imagescharacterization
Where we search for Challenges !!
Photonics sensors
Optical Sensor
• Based on:
1. Absorption / reflection (ppm)
2. Scattering
3. Fluorescence, phosphorescence, luminescence
• Advantages of other technologies:
1. Allowing high sensitivity
2. Simplicity
3. Low cost
4. Multifunctionality (detection, concentration, etc.))
✓This new type of photonic sensor is designed to measure small amounts of contaminants in a watery medium using SPR.
✓Optical fibers bring the light to the optical sensor, allow it to be installed anywhere, with the possibility to control it remotely.
• Using optical coatings.
• It can detect and discriminate a compound instantly.
• Continuous detection.
• It is not necessary to bring the sample to a laboratory.
ITO: Indium Tin Oxide
Sensor Concept
Epitaxial layer with different crystalline host
• P. de Coux, et al, Epitaxial ferromagnetic oxide thin films on silicon with atomically sharp interfaces, Applied Physics Letters 105:1, 2014.
Manufacture of ribbed waveguides
• by ion milling
Longitudinal and lateral views of grooved waveguides manufactured with different widths
Manufacturing process:
1. Deposition of photoresistance in the sample
2. Photolithography of the desired pattern
3. Ionic milling of (photoresistance + sample)
7 m
11 m10 m
Applications in: sensor technology
• S. Roh et al, “Overview of the Characteristics of Micro- and Nano-Structured Surface Plasmon Resonance Sensors,” Sensors 11, 1565-1588, 2011.
(c) Schemes for fiberoptic sensors with a conical fiber and a D-shaped fiber (or polished fiber)
(a) Coupling based on the Kretschmannconfiguration
(b) Grid coupling
a b
c
Types of detectors by SPR
✓ With a prism. ✓ With diffraction grating ✓ With fiber or waveguide
Flush mounted ice sensor
Superficie del avión, hélice, pala, coche, o lo que sea. Puede ser aluminio, o una multicapa, o cualquier material de carrocería.
El sensor.Es un pequeño bloque de material transparente en el mid-IR, que asoma a la superficie para sensar el hielo. Va acoplado con fibras ópticas (input/output) para enviar y recibir la señal óptica.
Core GAP!!!
Surface of the plane, propeller. It can be aluminum, multilayeror any body material
The sensor.It is a small block of transparent material in themid-IR, that appears to the surface to sense the ice.It is coupled with optical fibers (input / output) tosend and receive the optical signal
Concept development for improved icing sensors
• J. Martínez et al.” Harsh‐Environment‐Resistant OH‐Vibrations‐Sensitive Mid‐Infrared Water‐Ice Photonic Sensor”, Adv. Mater. Technol. 2, 1700085, 2017.
A buried waveguide or optical cable is designed to pass below the window surface (below ice/water/air...) and senses the external changes with extreme precision (tailored depending on material, wavelength, waveguide length, depth, modality, etc...) (patent application ES P201330685)
Core GAP!!!
Graphene Q-switched Tm:KY(WO4)2 waveguide laser
• E. Kifle et al, “Graphene Q-switched Tm:KY(WO4)2 waveguide laser,” Laser Phys. 27(4), 045801 (2017).
Challenge 1. Microfluidic for detection
Technology for detecting breast cancer by means of microfluidics for photonic interrogation. System compatible for other types of cancer.
Challenge 2. SERS for Tumor Circulating DNA
Raman improved surface improvement (SERS)is a technique that offers increases in Ramanintensity, overcoming the traditionaldrawback of the Raman dispersion.
SERS can be explored on any Raman system -laser wavelength compatible with theselected metal.
Development of new laser sources
Challenge 3. New laser products / technologies
Surgical lasers, therapeutic lasers, dermatological lasers, process and cutting lasers.
Typical lasers: CO2 laser (10μm), argon laser (green) and laser Nd: YAG (~ 1μm)
Innovation with: -> Other wavelengths-> Continuous or pulsed-> Energy / power / time laser irradiation
Pulsed laser VS Continuous-wave
5/43
Heating is a big problem in many applications. Pulsed laser can solve the residual thermaldamage and improve the effectivity of thetreatment.
Images reproduced from: https://www.osapublishing.org/china/news/spot-gq9sl.inc.cfmhttp://expertlaserclinic.com/laser-treatments/skin-resurfacing
Yb:KLuW high doped laser. Thin disk configuration
• X. Mateos et al, “Thin-disk Yb:KLu(WO4)2Yb:KLu(WO4)2 laser with single-pass pumping,” Optics Letters 735, 33, No. 7, 2008.
0 3 6 9 12 15 180
2
4
6
8
10T=1%, =1033 nm, =76%
T=3%, =1031 nm, =77%
outp
ut
pow
er
[W]
absorbed power [W]
(a)
Patent transfered to Monocrom S.L. Company
Fabrication of the fs-laser-written waveguide
fs-Direct Laser Writing: Writing Parameters
120-fs, 795-nm pulses Ti:Sapphire PRF=1 kHz.
Focusing obj. 40x (N.A.=0.65).
Incident pulse energy on the crystal: 50-70 nJ.
Scan at 400 or 500 μm/s along the Ng-axis.
A monoclinic 3 at.% Tm:KLu(WO4)2
Making a true 3D-strcutures
To observe:
the material modification and stress fields.
The stress fields result in a local variation of the
optical indicatrix due to the stress-optic effect
leading to an additional phase shift for light
propagating through such a structure.
Confocal microscopy study
Confocal microscopy
P || Ng, λ=405 nm
P || Ng, A || Nm, λ=488 nm
μ-Raman mapping study
Peak intensity Peak frequency
Peak intensity, peak frequency (in cm-1) and
Peak width (in cm-1)
are almost similar in the WG core volume and in
the bulk crystal surrounding the WG.
Peak intensity reduction, peak frequency shift to
higher energy and Peak width broadens.
Reduced crystallinity in the written tracks.
The amorphized volume expands and local stress induced leading to reduced refractive index.
PQS Tm:KLuW channel WG laser (SWCNTs)
PQS Tm WG laser by evanescent coupling (SWCNTs)
SA
60 μm WG 50 μm WG
Maximum output power:
Pout= 171 mW at = 1847.4 nm
= 37.8% with respect to the absorbed pump power. Pth= 52 mW.
60 μm WG 50 μm WG
Maximum average output power:
Pout = 150 mW at 1846.8 nm with
η = 34.6% for 60 μm WG
Conversion efficiency, (CW to PQS):
87.6% and 76.3%
PQS Tm WG laser by evanescent coupling (SWCNTs)
1%Er:KLuW WG lasers
Diode pumping: 981 nm, stabilized by a volume Bragg grating (VBG).
Josep Maria Serres Serres Ph.D.Photonics Research Line in Advanced manufacturing systems