Ministry of Education
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Dr Sumalay Roy

vidwan id: 308552
Male

Assistant Professor, Department of Physics and Astrophysics
University of Delhi

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Expertise

  • Applied Physics

Publications

Total Articles 33
Books 0
Proceedings 0

Publications

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Scopus

Citations 368
h-index 10

CrossRef

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Citations 324
h-index 10
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Bio

Physics and Astrophysics

Personal Details

  • Male
  • Assistant Professor , University of Delhi
  • North Campus, Delhi - 110007, South Campus, Benito Juarez Marg, South Moti Bagh, New Delhi, Delhi - 110021
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Assistant Professor Apr 2016 – Present
University of Delhi | Department of Physics and Astrophysics

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Co-Authors (7)

Biswarup

Dr Biswarup Satpati

Saha Institute of Nuclear Physics

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Prof Dipak Kumar Goswami

Indian Institute of Technology Kharagpur

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Dr Kuntala Bhattacharjee

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Dr Anupam Roy

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Parlapalli Venkata

Prof Parlapalli Venkata Satyam

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Scholarly Work

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Scholarly Publications

In-Plane and Out-of-Plane Multilayer Structures of Bismuth Stearate Langmuir Blodgett Film

Open Access
Article
Integrated Ferroelectrics. Year: 2025. Volume: 241 , Issue: 1-3 , Pages: 170-177 .
Authors: Saini R.;Mittal R.;Roy S.
DOI 10.1080/10584587.2025.2482421

Microstructures and their influence on the optical band gaps of polycrystalline Bismuth thin films in the quantum confinement regime

Open Access
Article
Optical Materials. Year: 2024. Volume: 155 .
Authors: Saini R.;Roy S.
DOI 10.1016/j.optmat.2024.115820

Periodic stacking of two dimensional Bismuth bi-layers in Bismuth stearate thin films

Open Access
Article
Year: 2023. Volume: 35 , Issue: 34 .
Authors: Saini R.;Gautam D.;Roy S.
DOI 10.1088/1361-648X/acd42e
1

Towards x-ray waveguide formation upon ion irradiation of a Co thin film on Si(111)

Open Access
Article
Materials Research Express. Year: 2019. Volume: 6 , Issue: 5 .
Authors: Banu N.;Roy S.;Satpati B.;Singh S.;Bhukta A.;Chakraborty P.;Basu S.;Dev B.
DOI 10.1088/2053-1591/ab059a
1

X-Ray Structure Analysis of Ultra-Thin Silver Films on the (0001) Surface of the Topological Insulator Bi2Se3

Open Access
Letter
Year: 2018. Volume: 12 , Issue: 7 .
Authors: Roy S.;Polyakov A.;Mohseni K.;Meyerheim H.
DOI 10.1002/pssr.201800138
3 4

Geometric and electronic structure of the cs-doped Bi2Se3(0001) surface

Open Access
Article
Physical Review B. Year: 2017. Volume: 95 , Issue: 20 .
Authors: Otrokov M.M.;Ernst A.;Mohseni K.;Fulara H.;Roy S.;Castro G.R.;Rubio-Zuazo J.;Ryabishchenkova A.G.;Kokh K.A.;Tereshchenko O.E.;Aliev Z.S.;Babanly M.B.;Chulkov E.V.;Meyerheim H.L.;Parkin S.S.P.
DOI 10.1103/PhysRevB.95.205429
6 10

Observation and Structure Determination of an Oxide Quasicrystal Approximant

Open Access
Article
Physical Review Letters. Year: 2016. Volume: 117 , Issue: 9 .
Authors: Förster S.;Trautmann M.;Roy S.;Adeagbo W.A.;Zollner E.M.;Hammer R.;Schumann F.O.;Meinel K.;Nayak S.K.;Mohseni K.;Hergert W.;Meyerheim H.L.;Widdra W.
DOI 10.1103/PhysRevLett.117.095501
39 41

The Kepler tiling as the oldest complex surface structure in history: X-ray structure analysis of a two-dimensional oxide quasicrystal approximant

Open Access
Article
Year: 2016. Volume: 231 , Issue: 12 , Pages: 749-755 .
Authors: Roy S.;Mohseni K.;Förster S.;Trautmann M.;Schumann F.;Zollner E.;Meyerheim H.;Widdra W.
DOI 10.1515/zkri-2016-2004
10 11