Alok Gupta
About Alok Gupta
Alok Gupta is a Postdoctoral Researcher at NYU Langone Health specializing in optical metrology and optical information processing.
Current Role at NYU Langone Health
Alok Gupta currently serves as a Postdoctoral Researcher at NYU Langone Health in New York, United States. He commenced this position in 2021 and works in the field of biomedical research. His role involves advanced research in optical metrology and optical information processing, particularly specializing in phase and amplitude/polarization characterization of liquid crystal spatial light modulators.
Previous Experience at GE Research
In 2020, Alok Gupta worked as a Research Intern at GE Research in Bangalore for a duration of 2 months. During this period, he gained hands-on experience in non-destructive testing, focusing on ultrasonic transducers and lens designing with OSLO software. His work also encompassed non-invasive blood pressure monitoring techniques which were employed in practical medical applications.
Educational Background
Alok Gupta has a robust academic background. He achieved a Ph.D. in Applied Optics from the Indian Institute of Technology, Patna, where he studied from 2016 to 2021. Before his doctoral studies, he earned a Master's Degree in Engineering Physics/Applied Physics from Malaviya National Institute of Technology Jaipur, completed from 2014 to 2016. His academic journey began with a Bachelor's Degree in Physical Sciences from Delhi University, obtained between 2010 and 2013.
Research Expertise and Specializations
Alok Gupta has developed significant expertise in optical metrology and optical information processing. He is proficient in recording digital holograms—including in-line, off-axis, and phase-shifted types—using CCD/CMOS devices and specializes in the numerical phase/amplitude reconstruction of digital holograms via MATLAB. His research includes non-interferometric phase imaging using the transport of intensity equation (TIE), application of photon-counting theory in LED-based low-illumination TIE, and phase information encryption with polarization encoded QR code.
Notable Research Projects
Throughout his academic career, Alok Gupta has been involved in various significant research projects. One notable MSc project focused on proton-computed tomography (pCT) for cancer detection and diagnosis, utilizing Geant 4 software for radiation-matter interaction simulations. Additionally, his work has explored low-cost single-shot non-interferometric phase imaging using TIE, contributing to advancements in the field with practical applications in biomedical optics.