Indian Institute of Science Education and Research Pune

output

20062026

most citedPlasmofluidic Single-Molecule Surface Enhanced Raman Scattering from Dynamic Assembly of Plasmonic Nanoparticles

1.7k citations

researchers with a paper here

Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.

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Showing 2020 · cond-mat.str-elShow all

12 papers · 2 filters

cond-mat.str-el2020

Phase coexistence and negative thermal expansion in the triple perovskite iridate Ba $_{3}$ CoIr $_{2}$ O $_{9}$

Charu Garg, Antonio Cervellino, Sunil Nair

The anomalous thermal expansion in a layered 3 $d$ -5 $d$ based triple perovskite iridate Ba $_{3}$ CoIr $_{2}$ O $_{9}$ is investigated using high resolution synchrotron diffraction. Belo…

cond-mat.str-el2020★ 6 cited

An Exactly Solvable Model for Strongly Interacting Electrons in a Magnetic Field

Abhishek Anand, Jainendra K Jain, G J Sreejith

States of strongly interacting particles are of fundamental interest in physics, and can produce exotic emergent phenomena and topological structures. We consider here two-dimensio…

cond-mat.str-el2020★ 27 cited

Evolution of the structural, magnetic and electronic properties of the triple perovskite Ba $_{3}$ CoIr $_{2}$ O $_{9}$

Charu Garg, Deepak Roy, Martin Lonsky +5

We report a comprehensive investigation of the triple perovskite iridate Ba $_{3}$ CoIr $_{2}$ O $_{9}$ . Stabilizing in the hexagonal $P 6_{3} / mm c$ symmetry at room temperature, this sys…

cond-mat.str-el2020★ 5 cited

Giant orbital polarization of Ni $^{2 +}$ in square planar environment

Prithwijit Mandal, Ranjan Kumar Patel, Dibyata Rout +7

Understanding the electronic behavior of Ni $^{2 +}$ in a square planar environment of oxygen is the key to unravel the origin of the recently discovered superconductivity in the hol…

cond-mat.str-el2020★ 51 cited

Ultrafast melting and recovery of collective order in the excitonic insulator Ta $_{2}$ NiSe $_{5}$

Hope M. Bretscher, Paolo Andrich, Prachi Telang +4

The layered chalcogenide Ta $_{2}$ NiSe $_{5}$ has been proposed to host an excitonic condensate in its ground state, a phase that could offer a unique platform to study and manipulat…

cond-mat.str-el2020★ 29 cited

Structural and physical properties of trilayer nickelates $R_{4}$ Ni $_{3}$ O $_{10}$ ( $R =$ La, Pr and Nd)

Dibyata Rout, Sanchayeta Ranajit Mudi, Marco Hoffmann +3

We investigate the low temperature structural and physical properties of the trilayer nickelates R4Ni3O10 (R = La, Pr and Nd) using resistivity, thermopower, thermal conductivity,…

cond-mat.str-el2020★ 4 cited

Strain-Driven Structure-Ferroelectricity Relationship in hexagonal TbMnO $_{3}$ Films

R. Mandal, M. Hirsbrunner, V. Roddatis +4

Thin films and heterostructures of hexagonal manganites as promising multiferroic materials have attracted a considerable interest recently. We report structural transformations of…

cond-mat.str-el2020★ 19 cited

Parity of Chern numbers in the Kitaev honeycomb model and the sixteenfold way

J. -N. Fuchs, S. Patil, J. Vidal

In two dimensions, topological phases of free Majorana fermions coupled to a $Z_{2}$ gauge field are known to be classified according to the Chern number $ν \in Z$ .…

cond-mat.str-el2020★ 22 cited

Temperature dependence of the anomalous Nernst effect in Ni $_{2}$ MnGa shape memory alloy

Avirup De, Anupam K. Singh, Sanjay Singh +1

We report a detailed investigation of the Ni $_{2}$ MnGa shape memory alloy through magnetic, electronic, and thermal measurements. Our measurements of the anomalous Nernst effect (A…

cond-mat.str-el2020★ 10 cited

Monopole-limited nucleation of magnetism in Eu $_{2}$ Ir $_{2}$ O $_{7}$

Giacomo Prando, Prachi Telang, Stephen D. Wilson +2

We present an in-depth analysis of muon-spin spectroscopy measurements of Eu $_{2}$ Ir $_{2}$ O $_{7}$ under the effect of the Eu $_{1 - x}$ Bi $_{x}$ isovalent and diamagnetic substitution…

cond-mat.str-el2020★ 56 cited

Imaging the coherent propagation of collective modes in the excitonic insulator candidate Ta $_{2}$ NiSe $_{5}$ at room temperature

Hope M. Bretscher, Paolo Andrich, Yuta Murakami +10

Excitonic insulators host a condensate of electron-hole pairs at equilibrium, giving rise to collective many-body effects. Although several materials have emerged as excitonic insu…

cond-mat.str-el2020★ 28 cited

Magnetic phase diagram and magneto-elastic coupling of NiTiO3

Kaustav Dey, Sven Sauerland, Johannes Werner +5

We report high-resolution dilatometry on high-quality single crystals of NiTiO3 grown by means of the optical floating-zone technique. The anisotropic magnetic phase diagram is con…

Phase coexistence and negative thermal expansion in the triple perovskite iridate Ba3​CoIr2​O9​

An Exactly Solvable Model for Strongly Interacting Electrons in a Magnetic Field

Evolution of the structural, magnetic and electronic properties of the triple perovskite Ba3​CoIr2​O9​

Giant orbital polarization of Ni2+ in square planar environment

Ultrafast melting and recovery of collective order in the excitonic insulator Ta2​NiSe5​

Structural and physical properties of trilayer nickelates R4​Ni3​O10​ (R= La, Pr and Nd)

Strain-Driven Structure-Ferroelectricity Relationship in hexagonal TbMnO3​ Films