441 citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- CSIR National Physical Laboratory of IndiaIN125 papers
- Academy of Scientific and Innovative ResearchIN58 papers
- Indian Institute of Science BangaloreIN20 papers
- Indian Institute of Technology KanpurIN18 papers
- Bhabha Atomic Research CentreIN15 papers
- Jamia Millia IslamiaIN15 papers
- University of DelhiIN15 papers
- Indian Institute of Technology BombayIN12 papers
- Jawaharlal Nehru UniversityIN11 papers
- National Chemical LaboratoryIN11 papers
- Jawaharlal Nehru Centre for Advanced Scientific ResearchIN8 papers
- University of St AndrewsGB8 papers
29 papers · 1 filter
Superconductivity at 4.4K in PdTe2-chains of a Ta Based Compound
Reena Goyal, Brajesh Tiwari, Rajveer Jha +1
Superconductivity in PdTe2 heavy transition metal based compounds is rapidly developing field in condensed matter physics community. Here, we report superconductivity in a nominal…
Relativistic equation-of-motion coupled-cluster method for the ionization problem: Application to molecules
Himadri Pathak, Sudip Sasmal, Malaya K. Nayak +2
We report the implementation of 4-component spinor relativistic equation-of-motion coupledcluster method within the single- and double- excitation approximation to calculate ioniza…
PdTe a 4.5K Type II BCS Superconductor
Brajesh Tiwari, Reena Goyal, Rajveer Jha +2
We report on the structure and physical properties of bulk Palladium Tellurium superconductor, which is synthesized via quartz vacuum encapsulation technique at 750 C. The as synth…
Tunable Solid State and Flexible Graphene Electronics
Arunandan Kumar, Priyanka Tyagi, Ritu Srivastava
We demonstrate tunable solid state and flexible graphene field effect devices (FEDs) fabricated using a poly(methylmethacrylate) (PMMA) and lithium fluoride (LiF) composite dielect…
Enhanced spin-orbit coupling and charge carrier density suppression in LaAl1-xCrxO3/SrTiO3 heterointerfaces
Pramod Kumar, Anjana Dogra, P. P. S. Bhadauria +3
We report a gradual suppression of the two-dimensional electron gas (2DEG) at the LaAlO3/SrTiO3 interface on substitution of chromium at the Al sites. The sheet carrier density at…
SALT spectroscopic observations of galaxy clusters detected by ACT and a Type II quasar hosted by a brightest cluster galaxy
Brian Kirk, Matt Hilton, Catherine Cress +20
We present Southern African Large Telescope (SALT) follow-up observations of seven massive clusters detected by the Atacama Cosmology Telescope (ACT) on the celestial equator using…
GUI system for Elders/Patients in Intensive Care
J. L. Raheja, Dhiraj, D. Gopinath +1
In the old age, few people need special care if they are suffering from specific diseases as they can get stroke while they are in normal life routine. Also patients of any age, wh…
Photoemission studies of the near Fermi level spectral weight shifts in FeSe1-xTex superconductor
P. Mishra, H. Lohani, R. A. Zargar +2
Our valence band photoelectron spectroscopic studies show a temperature dependent spectral weight transfer near the Fermi level in the Fe-based superconductor FeSe1-xTex. Using the…
Chemical potential shift and gap-state formation in SrTiO revealed by photoemission spectroscopy
Prabir Pal, Pramod Kumar, Aswin V. +2
In this study, we report on investigations of the electronic structure of SrTiO annealed at temperature ranging between 550 and 840C in an ultrahigh vacuum. Annealing i…
Ferromagnetism, insulator-metal transition and magnetotransport in Pr0.58Ca0.42MnO3 films: role of microstructural perturbations
Vasudha Agarwal, P. K. Siwach, G. D. Varma +3
Magnetic and magnetotransport properties of oriented polycrystalline Pr0.58Ca0.42MnO3 thin films prepared in flowing oxygen and air ambient has been investigated. The magnetic grou…
Crossover from charge order to strain glass in phase separated manganite thin films: Impact of thermal cycling and substrate induced strain
Vasudha Agarwal, P. K. Siwach, V. P. S. Awana +1
The magnetic and magnetotransport properties of single crystalline La1-x-yPryCaxMnO3 (x=0.42, y=0.40) thin films (~140 nm) deposited on (110) oriented LaAlO3 and SrTiO3 substrates…
Au9+ swift heavy ion irradiation of Zn[CS(NH2)2]3SO4 crystal: Crystalline perfection and optical properties
S. K. Kushwaha, K. K. Maurya, N. Vijayan +5
The single crystal of tris(thiourea)zinc sulphate (Zn[CS(NH2)2]3SO4) was irradiated by 150 MeV Au9+ swift heavy ions and analyzed in comparison with pure crystal for crystalline pe…
Magnetothermopower of -doped LaTiO/SrTiO interfaces in the Kondo regime
Shubhankar Das, P. C. Joshi, A. Rastogi +2
Measurements of magneto-thermopower (S(H, T)) of interfacial delta doped LaTiO/SrTiO (LTO/STO) heterostructure by an iso-structural antiferromagnetic perovskite LaCrO a…
Appearance of bulk Superconductivity under Hydrostatic Pressure in Sr0.5RE0.5FBiS2 (RE = Ce, Nd, Pr and Sm) compounds
Rajveer Jha, Brajesh Tiwari, V. P. S. Awana
We report the appearance of superconductivity under hydrostatic pressure (0.35 to 2.5GPa) in Sr0.5RE0.5FBiS2 with RE = Ce, Nd, Pr and Sm. The studied compounds, synthesized by soli…
Effect of hydrostatic pressures on the superconductivity of new BiS2 based REO0.5F0.5BiS2 (RE-La, Pr and Nd) superconductors
Rajveer Jha, H. Kishan, V. P. S. Awana
We study the impact of hydrostatic pressure on superconductivity of new BiS2 based layered REO0.5F0.5BiS2 (RE-La, Pr, and Nd) compounds through the measurements of dc electrical re…
Role of MgO impurity on the superconducting properties of MgB2
Dharmendra Kumar Singh, Brajesh Tiwari, Rajveer Jha +2
We address the effect of MgO impurity on the superconducting properties of MgB2. The synthesis of MgB2 is very crucial because of sensitivity of Mg to oxidation which may lead to M…
Enhanced persistent photoconductivity in -doped LaAlO/SrTiO heterostructures
A. Rastogi, J. J. Pulikkotil, R. C. Budhani
We report the effect of -doping at LaAlO/SrTiO interface with LaMnO monolayers on the photoconducting (PC) state. The PC is realized by exposing the samples to…
Significant enhancement of superconductivity under hydrostatic pressure in CeO0.5F0.5BiS2 superconductor
Rajveer Jha, H. Kishan, V. P. S. Awana
We report the effect of hydrostatic pressure (0-1.97GPa) on the superconductivity of BiS2 based CeO0.5F0.5BiS2 compound. The CeO0.5F0.5BiS2 superconductor was synthesized by the so…
Photoconductivity and photo-detection response of multiferroic bismuth iron oxide
Avneesh Anshul, Hitesh Borkar, Paritosh Singh +3
We report visible light detection with in-plane BiFeO3 (BFO) thin films grown on pre-patterned inter-digital electrodes. In-plane configured BFO film displayed photocurrents with a…
Remarkable enhancement in crystalline perfection, Second Harmonic Generation Efficiency, Optical Transparency and laser damage threshold in KDP crystals by L-threonine doping
S. K. Kushwaha, Mohd. Shakir, K. K. Maurya +3
Effect of L-threonine (LT) doping on crystalline perfection, second harmonic generation (SHG) efficiency, optical transparency and laser damage threshold (LDT) in potassium dihydro…
Multifunctional Magnetoelectric Materials for Device Applications
N. Ortega, Ashok Kumar, J. F. Scott +1
Mutiferroics are a novel class of next generation multifunctional materials, which display simultaneous magnetic spin, electric dipole, and ferroelastic ordering, and have drawn in…
Enhanced spin-orbit interaction and Kondo scattering in -doped LaTiO/SrTiO interfaces
Shubhankar Das, A. Rastogi, Lijun Wu +4
We present a study of delta () doping at LaTiO/SrTiO (LTO/STO) interface with iso-structural antiferromagnetic perovskite LaCrO (LCO) that dramatically alters the pr…
Impact of hydrostatic pressure on superconductivity of Sr0.5La0.5FBiS2
Rajveer Jha, Brajesh Tiwari, V. P. S. Awana
We report the impact of hydrostatic pressure (0-1.97GPa) on superconductivity of recently discovered 2K superconductor Sr0.5La0.5FBiS2. Resistivity under pressure measurements are…
Anomalous magnetism of Pr in PrCoAsO
Brajesh Tiwari, Anand Pal, V. P. S. Awana
Detailed magnetization and magneto-transport measurements studies are carried out to unearth the anomalous magnetism of Pr in PrCoAsO compound. The studied PrCoAsO sample is single…