Expert Details
Photonics/Laser Physics, Cryogenics, and Ultra-High Vacuum Systems
ID: 740234
United Kingdom
Expert's work has led to significant advancements in the study of optical parametric oscillators, graphene-based laser systems, and mid-infrared frequency conversion. He has contributed to numerous high-impact journal publications and conference presentations, and his expertise spans advanced cryogenic techniques, laser systems, and quantum dynamics. He also holds patents in solar tracking and drone-based radioactivity detection. An active reviewer for Optica journals, he is recognized for his innovative research and technical skills in experimental physics.
Programming skills include MATLAB, Python, and Latex (over 1000 lines). He's familiar with SolidWorks, LabVIEW, Mathematica, OriginPro, and AUTODESK Inventor. Furthermore, he experiments in the following:
• Laser-based time-resolved cryo-EM techniques
• Cryo-Electron microscopy techniques (Titan Krios, Glacios, F20)
• Focused ion beam scanning electron microscopy techniques (Scios)
• Cryogenic techniques (Liquid Helium, Nitrogen, Ethane)
• High Harmonic Generation (HHG) techniques in He/Ar
• X-Ray Absorption Fine-Structure spectroscopy
• Ultra-high Vacuum techniques
• Dual-wavelength synchronized Fiber laser development using Graphene and related materials as saturable absorbers
• Optical Parametric Oscillators (OPOs) in all time scales (fs to CW)
• High power Optical frequency combs based on OPOs
• Optical Parametric generation (OPG)
• Optical Parametric Amplification (OPA)
• Difference Frequency Generation (DFG)
• Sum Frequency Generation (SFG)
• High pulse energy Femtosecond Laser Beam Alignment
• Design and development of Quantum Cascade laser based probe station for integrated photonics chip characterization in the LWIR up to 12 µm
• Design and development of Edge-coupling setup for GHz laser chip characterization
Education
| Year | Degree | Subject | Institution |
|---|---|---|---|
| Year: 2020 | Degree: PhD | Subject: Photonics / Laser Physics | Institution: Universitat Politècnica de Catalunya, Spain |
| Year: 2016 | Degree: Int. BS-MS | Subject: Physics | Institution: Indian Institute of Science Education and Research Mohali |
Work History
| Years | Employer | Title | Department |
|---|---|---|---|
| Years: 2022 to Present | Employer: Undisclosed | Title: Postdoctoral Scientist | Department: Structural Studies Division (Russo Group) |
Responsibilities:Study of the physics of coherent light interaction with cryogenically prepared specimens for time-resolved cryogenic electron microscopy. |
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| Years | Employer | Title | Department |
| Years: 2021 to 2022 | Employer: University of Cambridge | Title: Research Associate | Department: Nanomaterials and Spectroscopy Group |
Responsibilities:Integrated Photonics of Graphene and related materials.• Study of optical mode-locking capabilities of Graphene and related materials for dual-wavelength synchronized laser operation for applications in CARS microscopy. • Study and development of Quantum Cascade laser (QCL) system for optoelectronic characterization of devices in the MIR and LWIR. • Study of edge/vertical coupled Graphene mode-locked GHz laser chips. |
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| Years | Employer | Title | Department |
| Years: 2016 to 2020 | Employer: ICFO - The Institute of Photonic Sciences | Title: MINECO & Severo Ochoa Excellence Fellow | Department: Optical Parametric Oscillators Research Group |
Responsibilities:Development and study of novel mid-infrared nonlinear frequency conversion sources.• Study of the physics of optical phase-locking in picosecond optical parametric oscillators in the MIR. • Study of high conversion efficiency single-pass picosecond optical parametric generation in the MIR. |
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Career Accomplishments
| Associations / Societies |
|---|
| • Member, National Innovation Club (Under the President of India, 2015) |
| Professional Appointments |
|---|
| • Coordinator, 2024 CryoEM UK community meeting at the Royal Society in London • Reviewer, Optica Journals: Optics Letters, Optics Express, Optical Materials Express, Applied Optics, Optics Continuum |
| Awards / Recognition |
|---|
| • Severo Ochoa Excellence Fellowship [Offered by ICFO for outstanding PhD candidates.] • MINECO Fellowship, supported by the Ministry of Economy, Industry and Competitiveness (Govt. of Spain), and the European Social Fund. • Shell NWO/FOM Computational Sciences PhD program fellowship (Top 15/All India). [Declined due to acceptance at ICFO] • Inter IISER Sports Meet Chess Championship (First position). • Mars-One University Challenge (Top 35/Worldwide). • MEDHA Talent Search Awardee (First position/State). • TATA Motors Golden Jubilee Scholar (Top 10/State). • KVPY Fellow, Indian Institute of Science, Bangalore, India (Top 30/All India) |
| Publications and Patents Summary |
|---|
| • Patents: 2 • Journal Publications: 9 (3 in preparation) • Conference Publications: 13 • Copyrights: 3 • Presentations: 5 • Manuscripts submitted: 1 |
Language Skills
| Language | Proficiency |
|---|---|
| Bengali | Native |
| English | Fluent |
| Hindi | Fluent |
| Spanish | Beginner |