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Materials Science

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45
Citations
7897
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11727
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222

Research.com Recognitions

  • 2012 - Fellow, The World Academy of Sciences

Overview

E. V. Sampathkumaran is a researcher affiliated with the Tata Institute of Fundamental Research in India. Their work spans several areas within materials science and physics, focusing extensively on the magnetic and transport properties of different materials.

The scientist has contributed to research in the following main fields of study:

  • Materials Science
  • Physics and Astronomy

Their research in subfields includes:

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Materials Chemistry
  • Atomic and Molecular Physics, and Optics
  • Oceanography

Key topics of work cover:

  • Magnetic and transport properties of perovskites and related materials
  • Rare-earth and actinide compounds
  • Advanced Condensed Matter Physics
  • Magnetic Properties of Alloys
  • Multiferroics and related materials
  • Physics of Superconductivity and Magnetism
  • Magnetic properties of thin films

Their recent papers demonstrate a focus on magnetic interactions, transport anomalies, and geometrical frustration in metallic and intermetallic compounds, including rare earth elements. Representative papers include:

  • "Magnetic and transport anomalies in R2RhSi3 (R=Gd, Tb, and Dy) resembling those of the exotic magnetic material Gd2PdSi3", 2020, Physical review. B./Physical review. B
  • "Competing magnetic interactions and magnetoresistance anomalies in cubic intermetallic compounds, Gd4RhAl and Tb4RhAl, and enhanced magnetocaloric effect for the Tb case", 2021, Physical Review Materials
  • "Magnetic frustration and paramagnetic state transport anomalies in Ho4RhAl and Er4RhAl: Possible test cases for newly identified roles of itinerant electrons", 2021, Journal of Magnetism and Magnetic Materials
  • "Emergence of partially disordered antiferromagnetism and isothermal magnetization plateau due to geometrical frustration in a metallic compound, Er2RhSi3", 2023, Physical Review Materials
  • "Insight into the negative magnetization and anomalous exchange-bias in DyFe5Al7 through neutron depolarization and neutron diffraction studies", 2022, Journal of Physics Condensed Matter

Frequently, they collaborate with other researchers such as:

  • Kartik K. Iyer
  • Sudhindra Rayaprol
  • Ram Kumar
  • Kalobaran Maiti
  • Suneel Dodamani

Their work is often published in venues that include:

  • arXiv (Cornell University)
  • Journal of Magnetism and Magnetic Materials
  • Physical review. B./Physical review. B
  • Physical Review Materials
  • AIP conference proceedings

In recognition of contributions to science, E. V. Sampathkumaran was named a Fellow of The World Academy of Sciences in 2012.

Best Publications

  • Magnetoresistance in ordered and disordered double perovskite oxide, Sr2FeMoO6

    D.D. Sarma;E.V. Sampathkumaran;Sugata Ray;R. Nagarajan

  • Magnetoresistance in ordered and disordered double perovskite oxide, Sr$_2$FeMoO$_6$

    D. D. Sarma;E.V. Sampathkumaran;Sugata Ray;R. Nagarajan

  • Synthesis and Magnetic Properties of CoO Nanoparticles

    Moumita Ghosh;E. V. Sampathkumaran;C. N. R. Rao

  • Pressure-induced changes in L III x-ray-absorption near-edge structure of Ce O 2 and Ce F 4 : Relevance to 4 f -electronic structure

    G. Kaindl;G. Schmiester;E. V. Sampathkumaran;P. Wachter

  • Magnetic anisotropy, first-order-like metamagnetic transitions, and large negative magnetoresistance in single-crystal Gd 2 PdSi 3

    S. R. Saha;H. Sugawara;T. D. Matsuda;H. Sato

  • Organically Templated Mixed-Valent Iron Sulfates Possessing Kagome and Other Types of Layered Networks

    Geo L. Paul;Amitava Choudhury;Amitava Choudhury;Echur Varadadesikan Sampathkumaran;Chintamani Nagesa Ramachandra Rao;Chintamani Nagesa Ramachandra Rao

  • Magnetic behavior of Co ions in the exotic spin-chain compound Ca 3 Co 2 O 6 from Co 59 NMR studies

    E. V. Sampathkumaran;E. V. Sampathkumaran;N. Fujiwara;S. Rayaprol;P. K. Madhu

  • Magnetic behaviour of R2PdSi3 compounds with R=Ce, Nd, Tb–Er

    A. Szytuła;M. Hofmann;B. Penc;M. Ślaski

  • Observation of a minimum in the temperature-dependent electrical resistance above the magnetic-ordering temperature in Gd2PdSi3

    R. Mallik;E. V. Sampathkumaran;M. Strecker;G. Wortmann

  • Mixed valency versus covalency in rare-earth core-electron spectroscopy.

    G. Kaindl;G. K. Wertheim;G. Schmiester;E. V. Sampathkumaran

  • Synthesis, Structure, and the Unusual Magnetic Properties of an Amine-Templated Iron(II) Sulfate Possessing the Kagomé Lattice

    Chintamani Nagesa Ramachandra Rao;Echur Varadadesikan Sampathkumaran;Rajamani R. Nagarajan;Geo L. Paul

  • Large low temperature magnetoresistance and magnetic anomalies in Tb2PdSi3 and Dy2PdSi3

    R. Mallik;E.V. Sampathkumaran;P.L. Paulose

  • Electronic structure of Ca 3 Co X O 6 ( X = Co , Rh, Ir) studied by x-ray photoemission spectroscopy

    K. Takubo;T. Mizokawa;T. Mizokawa;S. Hirata;J.-Y. Son

  • Superparamagnetic-like ac susceptibility behavior in the partially disordered antiferromagnetic compound Ca 3 CoRhO 6

    E. V. Sampathkumaran;Asad Niazi

  • Magnetic behaviour of quasi-one-dimensional oxides, Ca$_3$Co$_(1+x)$Mn$_{1-x}$O$_6$

    S. Rayaprol;Kausik Sengupta;E. V. Sampathkumaran

  • Magnetic behaviour of quasi-one-dimensional oxides, Ca3Co1+xMn1−xO6

    S. Rayaprol;K. Sengupta;E.V. Sampathkumaran

  • Field-induced first-order magnetic phase transition in an intermetallic compound Nd 7 Rh 3 : Evidence for kinetic hindrance, phase coexistence, and percolative electrical conduction

    Kausik Sengupta;E. V. Sampathkumaran

  • Complex dielectric and impedance behavior of magnetoelectric Fe2TiO5

    Shivani Sharma;Tathamay Basu;Aga Shahee;K. Singh

  • Origin of Charge Density Wave Formation in Insulators from a High Resolution Photoemission Study of BaIrO~3

    Kalobaran Maiti;Ravi Shankar Singh;V. R. R. Medicherla;S. Rayaprol

  • Large Low Temperature Magnetoresistance and Magnetic Anomalies in Tb$_2$PdSi$_3$ and Dy$_2$PdSi$_3$

    R. Mallik;E.V. Sampathkumaran;P.L. Paulose

  • Observation of a temperature dependent electrical resistance minimum above the magnetic ordering temperature in Gd$_2$PdSi$_3$

    R. Mallik;E.V. Sampathkumaran;M. Strecker;G. Wortmann

  • Valence instability in YbPd 2 Si 2 : Magnetic susceptibility, x-ray absorption, and photoemission studies

    E. V. Sampathkumaran;K. H. Frank;G. Kalkowski;G. Kaindl

  • Large positive magnetoresistance at low temperatures in a ferromagnetic natural multilayer, LaMn2Ge2

    R. Mallik;E. V. Sampathkumaran;P. L. Paulose

  • 4f Occupation and hybridization from M-shell excitations in Rare-Earth materials

    G. Kaindl;G. Kalkowski;W.D. Brewer;E.V. Sampathkumaran

Frequent Co-Authors

C. N. R. Rao
C. N. R. Rao Jawaharlal Nehru Centre for Advanced Scientific Research
D. D. Sarma
D. D. Sarma Indian Institute of Science
Alois Loidl
Alois Loidl University of Augsburg
A. Sundaresan
A. Sundaresan Jawaharlal Nehru Centre for Advanced Scientific Research
Satya N. Majumdar
Satya N. Majumdar University of Paris-Saclay
K.-H. Müller
K.-H. Müller Leibniz Association
Rainer Pöttgen
Rainer Pöttgen University of Münster
Yuji Aoki
Yuji Aoki Tokyo Metropolitan University
Wolf-Dieter Schneider
Wolf-Dieter Schneider École Polytechnique Fédérale de Lausanne
R.M. Kadam
R.M. Kadam Bhabha Atomic Research Centre

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