Biswarup Satpati
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View article: Imprinting Electrically Switchable Scalar Spin Chirality by Anisotropic Strain in a Kagome Antiferromagnet
Imprinting Electrically Switchable Scalar Spin Chirality by Anisotropic Strain in a Kagome Antiferromagnet Open
Topological chiral antiferromagnets, such as Mn 3 Sn, are emerging as promising materials for next‐generation spintronic devices due to their intrinsic transport properties linked to exotic magnetic configurations. Here, it is demonstrated…
View article: Two superconducting thin films systems with potential integration of different quantum functionalities
Two superconducting thin films systems with potential integration of different quantum functionalities Open
Quantum computation based on superconducting circuits utilizes superconducting qubits with Josephson junctions (JJs). Engineering high-coherence qubits requires materials optimization. In this work, we present two superconducting thin film…
View article: Pathway Complexity of Kinetically Trapped Dipeptide‐Based Metastable State: Supramolecular Structural Transformation and Helicity Tuning
Pathway Complexity of Kinetically Trapped Dipeptide‐Based Metastable State: Supramolecular Structural Transformation and Helicity Tuning Open
Understanding the complexity of nanostructures involved during the supramolecular polymerization process can be achieved by kinetic control rather than thermodynamic stability. Study on supramolecular pathway complexity and associated nano…
View article: Investigation on the formation of two dimensional perovskite nanostructures at the water surface through self initiated reaction
Investigation on the formation of two dimensional perovskite nanostructures at the water surface through self initiated reaction Open
The emerging class of hybrid organic-inorganic perovskites (HOIPs) has exhibited fascinating properties for a wide range of technological applications. With halide ions, HOIPs have provided novel optoelectronic devices including efficient …
View article: Controlled Modification of Perpendicular Magnetic Anisotropy in Pt/Gd-Fe/Ta Trilayers Via Electron Beam Irradiation
Controlled Modification of Perpendicular Magnetic Anisotropy in Pt/Gd-Fe/Ta Trilayers Via Electron Beam Irradiation Open
View article: Controlled Modification of Perpendicular Magnetic Anisotropy in Pt/Gd-Fe/Ta Trilayers Via Electron Beam Irradiation
Controlled Modification of Perpendicular Magnetic Anisotropy in Pt/Gd-Fe/Ta Trilayers Via Electron Beam Irradiation Open
View article: Two superconducting thin films systems with potential integration of different quantum functionalities
Two superconducting thin films systems with potential integration of different quantum functionalities Open
Quantum computation based on superconducting circuits utilizes superconducting qubits with Josephson tunnel junctions. Engineering high-coherence qubits requires materials optimization. In this work, we present two superconducting thin fil…
View article: Linear non-saturating magnetoresistance and superconductivity in epitaxial thin films of YbSb$_{2}$
Linear non-saturating magnetoresistance and superconductivity in epitaxial thin films of YbSb$_{2}$ Open
Rare-earth diantimonides display intriguing ground states often associated with structural order, which can be manipulated in thin film geometries. In this study, we report epitaxial synthesis of one such compound, YbSb$_{2}$, on III-V sub…
View article: Imprinting electrically switchable scalar spin chirality by anisotropic strain in a Kagome antiferromagnet
Imprinting electrically switchable scalar spin chirality by anisotropic strain in a Kagome antiferromagnet Open
Topological chiral antiferromagnets, such as Mn$_{3}$Sn, are emerging as promising materials for next-generation spintronic devices due to their intrinsic transport properties linked to exotic magnetic configurations. Here, we demonstrate …
View article: Structural and compositional optimization of bimetallic NiCo alloy nanoparticles for promotion of alkaline hydrogen evolution reaction
Structural and compositional optimization of bimetallic NiCo alloy nanoparticles for promotion of alkaline hydrogen evolution reaction Open
View article: Giant Topological Hall Effect in Magnetic Weyl Metal Mn$_{2}$Pd$_{0.5}$Ir$_{0.5}$Sn
Giant Topological Hall Effect in Magnetic Weyl Metal Mn$_{2}$Pd$_{0.5}$Ir$_{0.5}$Sn Open
The synergy between real and reciprocal space topology is anticipated to yield a diverse array of topological properties in quantum materials. We address this pursuit by achieving topologically safeguarded magnetic order in novel Weyl meta…
View article: Parallel Plate Capacitor Model at the Nanoscale for Stable and Gigantic SERS Activity of the 4-MBA@R-AuNP–4-MBA@R-AuNP System
Parallel Plate Capacitor Model at the Nanoscale for Stable and Gigantic SERS Activity of the 4-MBA@R-AuNP–4-MBA@R-AuNP System Open
Selective use of ingredients out of a specific natural product (e.g., fruit, leaf, flower, or honey extract) or their mixture (e.g., bacteria, viruses, fungi, plants, etc.) by smart manipulation of precursors and reaction conditions to syn…
View article: Synergistically controlled in situ growth of silver nanoparticles leading to organization of anisotropic liquid crystalline medium
Synergistically controlled in situ growth of silver nanoparticles leading to organization of anisotropic liquid crystalline medium Open
An in-depth macroscopic and microscopic investigation is carried out regarding understanding phase ordering and organisation of nematic phase of a room temperature nematic liquid crystal (NLC) MBBA (N-(4-methoxybenzylidene)-4-butyla…
View article: Macroscopic and microscopic insights regarding organization of nematic liquid crystalline phase assisted by <i>in situ</i> grown gold nanoparticles
Macroscopic and microscopic insights regarding organization of nematic liquid crystalline phase assisted by <i>in situ</i> grown gold nanoparticles Open
In this present article, we report the organization of the room temperature nematic liquid crystalline (NLC) phase of MBBA [N-(4-methoxybenzylidene)-4-butylaniline] in the presence of gold nanoparticles (AuNPs), which are synthesized in si…
View article: Effect of temperature on polaronic transport in CeO2 thin-film
Effect of temperature on polaronic transport in CeO2 thin-film Open
The outstanding catalytic property of cerium oxide (CeO2) strongly depends on the polaron formation due to the oxygen vacancy (V̈O) defect and Ce4+ to Ce3+ transformation. Temperature plays an important role in the case of polaron generatio…
View article: D‐Band Engineering in Pd‐Based Nanowire Networks for Further Enhancement in Ethanol Electrooxidation Reaction
D‐Band Engineering in Pd‐Based Nanowire Networks for Further Enhancement in Ethanol Electrooxidation Reaction Open
The development of highly efficient electrocatalysts for the ethanol oxidation reaction (EOR) is essential for the commercialization of direct ethanol fuel cells, yet challenges remain. In this study, a one‐pot solution‐phase method to syn…
View article: Spin-Valve-Like Magnetoresistance and Anomalous Hall Effect in Magnetic Weyl Metal Mn$_2$PdSn
Spin-Valve-Like Magnetoresistance and Anomalous Hall Effect in Magnetic Weyl Metal Mn$_2$PdSn Open
Realization of noncentrosymmetric magnetic Weyl metals is expected to exhibit anomalous transport properties stemming from the interplay of unusual bulk electronic topology and magnetism. Here, we present spin-valve-like magnetoresistance …
View article: Green to deep-red emissive carbon dot formation by C<sup>+</sup> ion implantation on nitrogen beam created self-masked nano-template
Green to deep-red emissive carbon dot formation by C<sup>+</sup> ion implantation on nitrogen beam created self-masked nano-template Open
We report the formation of green to red emissive arrays of carbon dot on silicon-nitride nano-templates by successive implantation of nitrogen and carbon broad ion beams. The patterned nano-templates are formed by 14 keV N 2 + ion-bombardm…
View article: Charge-transfer-driven enhanced room-temperature ferromagnetism in BiFeO$_3$/Ag nanocomposite
Charge-transfer-driven enhanced room-temperature ferromagnetism in BiFeO$_3$/Ag nanocomposite Open
We report observation of more than an order of magnitude jump in saturation magnetization in BiFeO$_3$/Ag nanocomposite at room temperature compared to what is observed in bare BiFeO$_3$ nanoparticles. Using transmission electron microscop…
View article: Charge-transfer-driven enhanced room-temperature ferromagnetism in BiFeO<sub>3</sub>/Ag nanocomposite
Charge-transfer-driven enhanced room-temperature ferromagnetism in BiFeO<sub>3</sub>/Ag nanocomposite Open
We report observation of more than an order of magnitude jump in saturation magnetization in BiFeO 3 /Ag nanocomposite at room temperature compared to what is observed in bare BiFeO 3 nanoparticles. Using transmission electron microscopy t…
View article: Magnetic Proximity induced efficient charge-to-spin conversion in large area PtSe$_{2}$/Ni$_{80}$Fe$_{20}$ heterostructures
Magnetic Proximity induced efficient charge-to-spin conversion in large area PtSe$_{2}$/Ni$_{80}$Fe$_{20}$ heterostructures Open
As a topological Dirac semimetal with controllable spin-orbit coupling and conductivity, PtSe$_2$, a transition-metal dichalcogenide, is a promising material for several applications from optoelectric to sensors. However, its potential for…
View article: Light-activated memristor by Au-nanoparticle embedded HfO$_2$-bilayer/p-Si MOS device
Light-activated memristor by Au-nanoparticle embedded HfO$_2$-bilayer/p-Si MOS device Open
The current work proposes a novel scheme for developing a light-activated non-filamentary memristor device by fabricating an Au-nanoparticle embedded HfO$_2$-bilayer/p-Si MOS structure. Under illumination, the electrons in such embedded Au…
View article: Tailoring the interfacial magnetic interaction in epitaxial La$_{0.7}$Sr$_{0.3}$MnO$_3$/Sm$_{0.5}$Ca$_{0.5}$MnO$_3$ heterostructures
Tailoring the interfacial magnetic interaction in epitaxial La$_{0.7}$Sr$_{0.3}$MnO$_3$/Sm$_{0.5}$Ca$_{0.5}$MnO$_3$ heterostructures Open
Interface engineering in complex oxide heterostructures has developed into a flourishing field as various intriguing physical phenomena can be demonstrated which are otherwise absent in their constituent bulk compounds. Here we present La$…
View article: Alteration and Interrogation of Ultra-Thin Layer of Silicon by Reactive Molecular Ion Implantation
Alteration and Interrogation of Ultra-Thin Layer of Silicon by Reactive Molecular Ion Implantation Open
View article: Influence of Surface Passivation of Silicon Nanowires on the Morphology and Photoluminescence Properties
Influence of Surface Passivation of Silicon Nanowires on the Morphology and Photoluminescence Properties Open
View article: Alteration and Interrogation of Ultra-Thin Layer of Silicon by Reactive Molecular Ion Implantation
Alteration and Interrogation of Ultra-Thin Layer of Silicon by Reactive Molecular Ion Implantation Open
View article: Room-temperature multiferroicity in GaFeO3 thin film grown on (100)Si substrate
Room-temperature multiferroicity in GaFeO3 thin film grown on (100)Si substrate Open
Room-temperature magnetoelectric multiferroicity has been observed in c-axis oriented GaFeO3 thin films (space group Pna21), grown on economic and technologically important (100)Si substrates by a pulsed laser deposition technique. Structu…
View article: Room-temperature surface multiferroicity in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msub><mml:mi mathvariant="normal">Y</mml:mi><mml:mn>2</mml:mn></mml:msub><mml:msub><mml:mi>NiMnO</mml:mi><mml:mn>6</mml:mn></mml:msub></mml:mrow></mml:math> nanorods
Room-temperature surface multiferroicity in nanorods Open
We report observation of surface-defect-induced room temperature\nmultiferroicity - surface ferromagnetism ($M_S$ at 50 kOe $\\sim$0.005 emu/g),\nferroelectricity ($P_R$ $\\sim$2 nC/cm$^2$), and significantly large\nmagnetoelectric couplin…
View article: Interaction of Silver Nano-Clusters with Ceria Thin-Films: An in Situ Temperature Dependent X-Ray Photoelectron Spectroscopy Study
Interaction of Silver Nano-Clusters with Ceria Thin-Films: An in Situ Temperature Dependent X-Ray Photoelectron Spectroscopy Study Open
View article: Enhanced Optical Properties and Dark I-V Characteristics of Silicon Nanowire-Carbon Quantum Dots Heterostructures
Enhanced Optical Properties and Dark I-V Characteristics of Silicon Nanowire-Carbon Quantum Dots Heterostructures Open