World's Best Scientists 2026 revealed!

D-Index & Metrics

Electronics and Electrical Engineering

D-Index
53
Citations
11364
World Ranking
2404
National Ranking
15

Materials Science

D-Index
59
Citations
14065
World Ranking
7309
National Ranking
107

Overview

What is he best known for?

The fields of study he is best known for:

  • Semiconductor
  • Optoelectronics
  • Hydrogen

His main research concerns Optoelectronics, Photoluminescence, Heterojunction, Nanotechnology and Analytical chemistry. His research on Optoelectronics often connects related topics like Raman spectroscopy. His Photoluminescence research incorporates themes from Oxide, Luminescence, Nanocrystal, Transmission electron microscopy and Nanocrystalline material.

The Heterojunction study combines topics in areas such as Nanowire, Epitaxy, Diode and Photoconductivity. His Nanotechnology research is multidisciplinary, incorporating perspectives in Bistability and Energy conversion efficiency. His Analytical chemistry research integrates issues from Thin film, Electron diffraction, Mineralogy and Scanning electron microscope.

His most cited work include:

  • Multifunctional Au-ZnO Plasmonic Nanostructures for Enhanced UV Photodetector and Room Temperature NO Sensing Devices (219 citations)
  • Chemically reduced graphene oxide for ammonia detection at room temperature. (119 citations)
  • Nanocrystals for silicon-based light-emitting and memory devices (93 citations)

What are the main themes of his work throughout his whole career to date?

Samit K. Ray spends much of his time researching Optoelectronics, Photoluminescence, Analytical chemistry, Heterojunction and Nanotechnology. While the research belongs to areas of Optoelectronics, Samit K. Ray spends his time largely on the problem of Thin film, intersecting his research to questions surrounding Substrate. His study explores the link between Photoluminescence and topics such as Molecular beam epitaxy that cross with problems in Germanium.

His Analytical chemistry study combines topics from a wide range of disciplines, such as Oxide, Annealing and Electrical resistivity and conductivity. In Heterojunction, he works on issues like Photodetection, which are connected to Visible spectrum. His Silicon research includes elements of Doping, Epitaxy and Terahertz radiation.

He most often published in these fields:

  • Optoelectronics (71.33%)
  • Photoluminescence (26.22%)
  • Analytical chemistry (20.67%)

What were the highlights of his more recent work (between 2018-2021)?

  • Optoelectronics (71.33%)
  • Heterojunction (25.33%)
  • Photodetector (13.33%)

In recent papers he was focusing on the following fields of study:

Samit K. Ray focuses on Optoelectronics, Heterojunction, Photodetector, Photodetection and Plasmon. The study incorporates disciplines such as Nanocrystal and Graphitic carbon nitride in addition to Optoelectronics. His research in Heterojunction intersects with topics in Nanocomposite, Silicon, Absorption, Non-blocking I/O and Absorption spectroscopy.

His Photodetection study incorporates themes from Broadband and Visible spectrum. The various areas that he examines in his Plasmon study include Nanoparticle, Exciton, Semiconductor and Dielectric. His Photoluminescence research includes themes of Luminescence, Thin film, Diode and Electroluminescence.

Between 2018 and 2021, his most popular works were:

  • Application of tungsten disulfide quantum dot-conjugated antimicrobial peptides in bio-imaging and antimicrobial therapy. (16 citations)
  • MoSe2–Cu2S Vertical p–n Nanoheterostructures for High-Performance Photodetectors (11 citations)
  • MoSe2–Cu2S Vertical p–n Nanoheterostructures for High-Performance Photodetectors (11 citations)

In his most recent research, the most cited papers focused on:

  • Semiconductor
  • Hydrogen
  • Photon

His primary areas of study are Optoelectronics, Heterojunction, Photodetection, Photodetector and Responsivity. His Optoelectronics study frequently links to related topics such as Nanoparticle. Samit K. Ray has researched Heterojunction in several fields, including Light emission, Electroluminescence, Surface, White light and Photoluminescence.

His work carried out in the field of Photoluminescence brings together such families of science as Ion implantation, Raman spectroscopy and Photochemistry. His Photodetection research incorporates elements of Electron mobility, Work function, Electrical resistivity and conductivity, Band gap and Quantum efficiency. His Responsivity research is multidisciplinary, relying on both Ohmic contact, Dark current, Silicon and Band offset.

Best Publications

  • Multifunctional Au-ZnO Plasmonic Nanostructures for Enhanced UV Photodetector and Room Temperature NO Sensing Devices

    Narendar Gogurla;Arun Kumar Sinha;Sumita Santra;Santanu Manna

  • Molecular Markers in Phylogenetic Studies-A Review

    An;Patwardhan;Samit Ray;Amit Roy

  • Chemically reduced graphene oxide for ammonia detection at room temperature.

    Ruma Ghosh;Anupam Midya;Sumita Santra;Samit K. Ray

  • Novel Colloidal MoS2 Quantum Dot Heterojunctions on Silicon Platforms for Multifunctional Optoelectronic Devices.

    Subhrajit Mukherjee;Rishi Maiti;Ajit K. Katiyar;Soumen Das

  • Tunable Direct Bandgap Optical Transitions in MoS2 Nanocrystals for Photonic Devices

    Subhrajit Mukherjee;Rishi Maiti;Anupam Midya;Soumen Das

  • CMOS integration of inkjet-printed graphene for humidity sensing.

    S. Santra;G. Hu;R. C. T. Howe;A. De Luca

  • Graphene-Silver-Induced Self-Polarized PVDF-Based Flexible Plasmonic Nanogenerator Toward the Realization for New Class of Self Powered Optical Sensor

    Tridib Kumar Sinha;Sujoy Kumar Ghosh;Rishi Maiti;Santanu Jana;Santanu Jana

  • Hydrothermal growth of few layer 2H-MoS2 for heterojunction photodetector and visible light induced photocatalytic applications

    Anupam Midya;Arup Ghorai;Subhrajit Mukherjee;Rishi Maiti

  • Nanocrystals for silicon-based light-emitting and memory devices

    S K Ray;S Maikap;W Banerjee;S Das

  • Highly sensitive large-area multi-layered graphene-based flexible ammonia sensor

    Ruma Ghosh;Arvinder Singh;Sumita Santra;Samit K. Ray

  • CdS-Decorated ZnO Nanorod Heterostructures for Improved Hybrid Photovoltaic Devices

    Tamita Rakshit;Suvra P. Mondal;Indranil Manna;Samit K. Ray

  • Transparent and flexible resistive switching memory devices with a very?high ON/OFF ratio using gold nanoparticles embedded in a silk protein matrix

    Narendar Gogurla;Suvra P Mondal;Suvra P Mondal;Arun K Sinha;Ajit K Katiyar

  • Properties of silicon dioxide films deposited at low temperatures by microwave plasma enhanced decomposition of tetraethylorthosilicate

    S. K. Ray;C. K. Maiti;S. K. Lahiri;N. B. Chakrabarti

  • High Efficiency Si/CdS Radial Nanowire Heterojunction Photodetectors Using Etched Si Nanowire Templates

    Santanu Manna;Samaresh Das;Suvra P. Mondal;Rajkumar Singha

  • Two‐Dimensional Piezoelectric MoS2‐Modulated Nanogenerator and Nanosensor Made of Poly(vinlydine Fluoride) Nanofiber Webs for Self‐Powered Electronics and Robotics

    Kuntal Maity;Biswajit Mahanty;Tridib Kumar Sinha;Samiran Garain

  • Strained silicon heterostructures : materials and devices

    C. K Maiti;N. B Chakrabarti;S. K. Ray

  • Highly Luminescent WS2 Quantum Dots/ZnO Heterojunctions for Light Emitting Devices.

    Arup Ghorai;Sayan Bayan;Narendar Gogurla;Anupam Midya

  • The effect of substrate temperature on the properties of ITO thin films for OLED applications

    V Sivaji Reddy;K Das;A Dhar;S K Ray

  • Single Si nanowire (diameter ≤ 100 nm) based polarization sensitive near-infrared photodetector with ultra-high responsivity

    K. Das;S. Mukherjee;S. Manna;S. K. Ray

  • Novel silicon compatible p-WS2 2D/3D heterojunction devices exhibiting broadband photoresponse and superior detectivity

    Rup K. Chowdhury;Rishi Maiti;Arup Ghorai;Anupam Midya

Frequent Co-Authors

Indranil Manna
Indranil Manna Indian Institute of Technology Kharagpur
Sanjay K. Banerjee
Sanjay K. Banerjee The University of Texas at Austin
A. K. Raychaudhuri
A. K. Raychaudhuri Indian Institute of Science
Lorenzo Pavesi
Lorenzo Pavesi University of Trento
Tamal K. Dey
Tamal K. Dey Purdue University West Lafayette
Jyotsna Dutta Majumdar
Jyotsna Dutta Majumdar Indian Institute of Technology Kharagpur
Samir Kumar Pal
Samir Kumar Pal S.N. Bose National Centre for Basic Sciences
Subhas C. Kundu
Subhas C. Kundu University of Minho
K. L. Chopra
K. L. Chopra Indian Institute of Technology Delhi
Kumar Biradha
Kumar Biradha Indian Institute of Technology Kharagpur

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