Grenoble, Auvergne-Rhône-Alpes, France
- Optical expert : R&D, systems performance, simulations, optical and lighting support, bench definition and development, instrumentation - Product expert : Under-OLED products, marketing demo, application development, patents
- Development of opto-electronic and lighting solutions for time-of-flight modules and imaging sensors - Bench development / instrumentation (Python) and optical characterization of imaging products (optical sensors, VCSEL, LED, lenses) - Optical support and expertise for application, validation and engineering teams - Optical simulations (LightTools) of lighting solutions for validation and EWS tests - Laser safety expertise and tests definition for class 1 certification - R&D investigation & patents
Subject : Laser cooling of solids applied to biomedical device. • Highlights : - Development from scratch of a laser cooling experiment of high purity Ytterbium-doped crystals - Cryogenic temperatures achieved under vacuum conditions - Record cooling obtained under atmospheric pressure - Opto-thermal simulations • Skills : - Conception of a high vacuum chamber - Manipulation of high power (20 W) near-infrared lasers - Contact and non-contact thermal measurements - Spectroscopic measurements : resonant and background absorption, quantum efficiency, cooling efficiency - Supervision of a M.Sc. thesis on opto-thermal simulations - Zemax, Matlab, Comsol Multiphysics, Solidworks, RSoft • Communications : - 1 patent, 1 conference publication (proceedings of SPIE) - Oral presentation in international conference (Photonics West 2019, San Fransisco, USA) - Participation in international workshop on optomechanics and Brillouin scattering (WOMBAT 2017, Besançon, France)
Subject : Coherent nonlinear spectroscopy of individual quantum dots in photonic nanostructures. Available on https://tel.archives-ouvertes.fr/tel-01419436 Supervisor : Dr. Jacek Kasprzak ([email protected]) • Highlights : - Development from scratch of an heterodyne spectral interferometry set-up to measure Four-Wave Mixing (FWM) signal of single quantum dots - Measurements of coherence dynamics and dephasing mechanisms of single quantum dots - Coherent control of single quantum dots via multi-wave mixing - Measurements of coherent couplings between exciton complexes with two dimensional FWM spectroscopy - 4 International collaborations: Cardiff University (UK), Würzburg & Münster University (Germany), CEA-INAC Grenoble (France) • Experimental achievements : - Development of a state-of-the-art heterodyne spectral interferometry set-up - Development of a micro-photoluminescence spectroscopy set-up - Development of an hyperspectral imaging - Development of a femtosecond pulse-shaper - Conception of a low noise frequency mixer • Skills : - Time-resolved spectroscopy of single quantum dots - Micro-photoluminescence spectroscopy of single quantum dots - Advanced electronics and instrumentation coding - Autocorrelation measurements - Ultra-fast pulse-shaping - Nano-positioning on quantum emitters - Manipulation of cryogenic temperatures - Matlab, Zemax, LabWindows/CVI, LabView, Mathematica, OriginLab • Communications : - 5 Publications: Nature Photonics, Physical Review Letters, Optica, ACS Photonics, Physical Review B - 5 International conferences: France, Germany, Italy, USA
Subject : Spatio-temporal pulse-shaping of ultrafast laser. - Development of a femtoseconf pulse-shaper - Instrumentation of a spatial light modulator - Matlab, Zemax, Latex
Subject : Simulation of a measurement line on a linear electron accelerator. - Numerical simulation of an electron accelerator - Optimization of the time computing - C/C++