Siddharatha Thakur Email & Phone Number

Munich, By, De

Munich, By, De

Munich, Bavaria, Germany

Nonlinear optics (NLO) Customized SolutionsResponsible for production of specialised external cavity diode lasers (ECDLs), tapered amplifier (TA) lasers, continuously tunable lasers (CTL), second-harmonic generation (SHG) laser systems.

Bordeaux, Nouvelle-Aquitaine, France

ERC project to explore and exploit the interplay between nano-optics, magnetism and submicron scale superconductivity in order to unravel fundamental properties of specific superconducting states and to lay the foundation of Josephson transport control by light.— Awarded NSERC postgraduate doctoral scholarship for project proposal outlining objectives, methods, resource management and timeline— Developed, tested and verified a methodology for optically driven transport measurements in superconducting devices— Developed a new solid immersion lens (SIL) method for magneto-optical imaging (MOI) of magnetic flux structures in superconductors— Designed and built a novel hybrid system for transport measurements integrated with MOI in a cryostation— Maintained and repaired cryogenic equipment, piezoelectric positioners, and electronics— Presented project results at international conferences and recieved awards for presentations— Mentored new doctoral students in experimental techniques and project management

Waterloo

The project focused on the hotly debated nature of nonlinear optics in 2D materials, specifically graphene.— Built optical setups to study temporal and spectral dependence of nonlinear refraction in graphene including: (1) reflectometry of nanoscale photonic devices (2) Z-scan setup measuring optical nonlinearity (3) femtosecond pump-probe Z-scan setup— Obtained experimental results that strongly corroborated the quantum theory developed in the team, leading to a publication in a high-impact journal— Successfully completed project milestones 8 months ahead of schedule, undertaking a second project in France

Waterloo, Ontario, Canada

Compiled extensive current-state-of-the-field report for industrial R&D project on single photon sources/detectors

Bordeaux, Nouvelle-Aquitaine, France

International collaboration between the University of Waterloo and the Université de Bordeaux on the magneto-optical and photo-magnetic characerisation of graphene structures. The importance of this project lies within its innovative proposal for new technology for ultrafast magnetization that can be potentially used for highly-densed data processing in 2D materials. This project paves the way for innovative solution for optical controlof magnetic processes in 2D materials for applications in spintronics, quantum memory and quantum information processing.— Independently managed and led project desigining optical experiments, sourcing samples, and documenting project milestones and timeline— Built a pump-probe setup to study opto-magnetism in graphene and iron-garnet materials at low temperatures— Implemented the measurement of optically induced magnetism in graphene using a commercial superconducting quantum interference device (SQUID) magnetometer

Notre Dame, In, Usa

The project delved into fundamental photophysical processes hybrid perovskite materials through spatially- and temporally-resolved absorption/emission microscopy. The driving force of this project was to address the environmental stability problems of the materials, which is critical to solar cell applications.— Constructed a home-built fluorescence setup capable of microscopy and spectroscopy to characterise perovskite thin films for solar cell applications— Synthesised samples using solution-based method— Developed data acquisition schemes for spatially resolved absorption and emission measurements in Python— As co-leader on the project, compiled quarterly reports for the US Department of Energy and collaborators— Published results as highly cited article (>190 to date) in high-impact journal

Suzhou, Jiangsu, China

— Fabricated atomically thin films of graphene and topological insulator compounds using chemical vapour deposition and chemical synthesis for graphene optical modulators.— Characterised nanostructures using SEM, AFM, XRD and Raman spectroscopy— Provided support and active participation in the Ontario-Jiangsu student exchange program— Contributed to highly cited review article (>280 to date)

Doctor Of Philosophy (Ph.D) - Lasers, Matter And Nanosciences

Activities and Societies: EUR Light Sciences and Technologies Graduate ProgramNatural Sciences and Engineering Research Council of Canada.

Master Of Applied Science (Masc.) - Nonlinear Optics

Department of Electrical and Computer Engineering (ECE) Waterloo Institute of Nanotechnology Thesis: Optical self-phase modulation.

Bachelor Of Applied Science (Basc.), Physics Option (With Distinction), Honours Nanotechnology Engineering