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Research Interests
Small-angle and grazing incidence X-ray scattering (SAXS/WAXS/GISAXS)
Magnetic thin films and multilayers for spintronics applications
Nanostructuring by low-energy ion beams
Structure-property relation in flexible polymer nanocomposites
Growth study of metallic thin films on patterned templates using in-situ GISAXS
Nanoripples on Si by oblique angle
500 eV Argon ion at 65 degree
An in situ real-time growth study of Ag film on the ion beam sculptured GaSb nanostructures
An in situ real-time growth study of Ag film on the ion beam sculptured GaSb nanostructures
https://doi.org/10.1016/j.surfin.2025.106773
In situ GISAXS study of Permalloy thin film growth dynamics on self-organized nanorippled Si templates
In situ GISAXS study of Permalloy thin film growth dynamics on self-organized nanorippled Si templates
https://doi.org/10.1016/j.apsusc.2025.165522
Magnetic anisotropy engineering:
Strong uniaxial magnetic anisotropy is observed with the easy axis of magnetization in a direction normal to the ripple wavevector.
Appl. Phys. Lett. 98, 123111 (2011)
Appl. Sur. Sci. 258 4116–4121(2012)
J. Phys.: Condens. Matter 32 185804 (2020)
Tailoring of magnetic domains by interface engineering
Creep Regime Domain Wall Dynamics in Perpendicularly Magnetized Pd/Co/Pd Trilayers
Creep Regime Domain Wall Dynamics in Perpendicularly Magnetized Pd/Co/Pd Trilayers
https://doi.org/10.1002/admi.202400804
Impact of He⁺ ion irradiation on the domain wall dynamics in Pd/Co/Pd trilayers with perpendicular magnetic anisotropy
Impact of He⁺ ion irradiation on the domain wall dynamics in Pd/Co/Pd trilayers with perpendicular magnetic anisotropy
https://doi.org/10.1016/j.jmmm.2026.174543
Interface magnetism
> X-ray Standing wave
> Depth-resolved XRD and XAS
Surfaces and Interfaces 56 (2025) 105716 https://doi.org/10.1016/j.surfin.2024.105716
Journal of Alloys and Compounds 960 (2023) 170588 https://doi.org/10.1016/j.jallcom.2023.170588
Flexible polymer nanocomposites
> Carbon based polumer nanocomposites
> Insitu USAXS during mechanical stretching
> Structure propery correlation
> Fractal dimensions Vs Conductivity
https://doi.org/10.3390/polym18192318
https://doi.org/10.1021/acs.jpclett.3c00929
https://doi.org/10.1021/acsomega.5c08617
https://doi.org/10.1002/sstr.202400608
P03 beamline, PETRA III, DESY, Hamburg, Germany , Sputterchamber "HASE" in the beamline
http://photon-science.desy.de/facilities/petra_iii/beamlines/p03_minaxs/index_eng.htm
Collaborators
Prof. Stephan V. Roth, Lead Scientist, FS-SMA, DESY, Hamburg, Germany, Professor, KTH Sweden.
Prof. Ajay Gupta, Emeritus Professor, UPES, Dehradun, India
Prof. Peter M. Buschbaum, TUM, Munich
Dr. V.R. Reddy, Dr. Mukul Gupta, Dileep Kumar, UGC DAE CSR, Indore
Dr Timo Kuschel, Bielefeld University, Germany
Dr. P. Karmakar, VECC Kolkata
Prof. P. S. Anil Kumar, Indian Institute of Science, Bangalore
Some useful links
X-Ray Data Booklet X-Ray Data Booklet
Home for SAXS - Home | SAS Portal
GISAXS Wiki GISAXS
GIXA Tools Index—an overview about the research on Glancing Incidence X-ray Analysis (GIXA) in the X-ray group at the Atominstitut of the TU Wien.
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