Saroj P. Dash
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View article: Data from "Room temperature nonlocal detection of charge-spin interconversion in a topological insulator"
Data from "Room temperature nonlocal detection of charge-spin interconversion in a topological insulator" Open
This repository contains the source data from all experiments presented in the paper ''Room temperature nonlocal detection of charge-spin interconversion in a topological insulator'' and its Supplementary information file. The experimental…
View article: Large spin signal and spin rectification in folded-bilayer graphene
Large spin signal and spin rectification in folded-bilayer graphene Open
Graphene is an exceptional platform for spin-based non-volatile memory, logic, and neuromorphic computing by combining long-distance spin transport with electrical tunability at room temperature. However, advancing beyond passive spin chan…
View article: Optically Driven Formation of Tailored Phonon Cavities
Optically Driven Formation of Tailored Phonon Cavities Open
Optical control of lattice dynamics with high spatiotemporal precision offers a route to manipulate local quantum states—such as magnetic, spin, and topological states—by exploiting the coupling between the lattice and other degrees of fre…
View article: Deterministic spin-orbit torque switching of epitaxial ferrimagnetic insulator with perpendicular magnetic anisotropy fabricated by on-axis magnetron sputtering
Deterministic spin-orbit torque switching of epitaxial ferrimagnetic insulator with perpendicular magnetic anisotropy fabricated by on-axis magnetron sputtering Open
Current-induced switching of magnetization states in ferromagnet/spin-orbit material heterostructures has attracted significant attention, driven by the increasing need for low power consumption and a more efficient mechanism for magnetiza…
View article: Tunable unconventional spin orbit torque magnetization dynamics in van der Waals heterostructures
Tunable unconventional spin orbit torque magnetization dynamics in van der Waals heterostructures Open
View article: Symmetry driven spin anisotropic magnetotransport in quantum spin Hall insulator WTe2 1T
Symmetry driven spin anisotropic magnetotransport in quantum spin Hall insulator WTe2 1T Open
We present a comprehensive magnetotransport analysis of monolayer 1T WTe2, highlighting the role of nonsymmorphic symmetries in governing edge-state spin behavior. By comparing the electronic transmission in nanoribbons with edges along th…
View article: Uncompensated antiferromagnetic interfaces unlock new possibilities in van der Waals junctions
Uncompensated antiferromagnetic interfaces unlock new possibilities in van der Waals junctions Open
View article: Coexisting Non‐Trivial Van der Waals Magnetic Orders Enable Field‐Free Spin‐Orbit Torque Magnetization Dynamics
Coexisting Non‐Trivial Van der Waals Magnetic Orders Enable Field‐Free Spin‐Orbit Torque Magnetization Dynamics Open
The discovery of van der Waals (vdW) magnetic materials exhibiting non‐trivial and tunable magnetic interactions can lead to exotic magnetic states that are not readily attainable with conventional materials. Such vdW magnets can provide a…
View article: Losses in magnetic field resilient coplanar stripline resonators
Losses in magnetic field resilient coplanar stripline resonators Open
Coplanar waveguide (CPW) resonators have shown considerable success in circuit quantum electrodynamics research. However, their susceptibility to an external magnetic field limits their general functionality. In addition, electrical voltag…
View article: Interplay between altermagnetic order and crystal symmetry probed using magnetotransport in epitaxial altermagnet MnTe
Interplay between altermagnetic order and crystal symmetry probed using magnetotransport in epitaxial altermagnet MnTe Open
Altermagnets are a new class of magnetic materials characterized by fully compensated spins arranged in alternating local structures, allowing for spin-split bands similar to those found in ferromagnets without net magnetism. Recently, MnT…
View article: Giant Spin Pumping at Polymer/Ferromagnet Interfaces for Hybrid Spintronic Devices
Giant Spin Pumping at Polymer/Ferromagnet Interfaces for Hybrid Spintronic Devices Open
While the growing utilization of polymers in flexible electronic devices has sparked significant interest in polymer/metal interfaces, spintronic studies of such interfaces remain limited. Here, spin pumping across a polymer/ferromagnet me…
View article: Energy-Efficient Single Layer Spin Hall Nano-Oscillators Driven by Berry Curvature
Energy-Efficient Single Layer Spin Hall Nano-Oscillators Driven by Berry Curvature Open
Spin Hall nano-oscillators (SHNOs) are emerging spintronic oscillators with significant potential for technological applications, including microwave signal generation, and unconventional computing. Despite their promising applications, SH…
View article: Field-Free Spin–Orbit Torque Switching of Canted van der Waals Magnets
Field-Free Spin–Orbit Torque Switching of Canted van der Waals Magnets Open
Spin-orbit torque (SOT) magnetization switching is crucial for next-generation energy-efficient spintronic technologies. The recent discovery of van der Waals (vdW) magnets holds promise for such SOT phenomena because of their tunable magn…
View article: Giant Spin Pumping at Polymer/Ferromagnet Interfaces for Hybrid Spintronic Devices
Giant Spin Pumping at Polymer/Ferromagnet Interfaces for Hybrid Spintronic Devices Open
While the growing utilization of polymers in flexible electronic devices has sparked significant interest in polymer/metal interfaces, spintronic studies of such interfaces remain limited. Here, we systematically study spin pumping across …
View article: Roadmap on quantum magnetic materials
Roadmap on quantum magnetic materials Open
Fundamental research on two-dimensional (2D) magnetic systems based on van der Waals materials has been rapidly gaining traction since their recent discovery. With the increase of recent knowledge, it has become clear that such materials h…
View article: Ultranarrow Semiconductor WS<sub>2</sub> Nanoribbon Field-Effect Transistors
Ultranarrow Semiconductor WS<sub>2</sub> Nanoribbon Field-Effect Transistors Open
Semiconducting transition metal dichalcogenides (TMDs) have attracted significant attention for their potential to develop high-performance, energy-efficient, and nanoscale electronic devices. Despite notable advancements in scaling down t…
View article: Computational Assessment of <i>I</i>–<i>V</i> Curves and Tunability of 2D Semiconductor van der Waals Heterostructures
Computational Assessment of <i>I</i>–<i>V</i> Curves and Tunability of 2D Semiconductor van der Waals Heterostructures Open
Two-dimensional (2D) transition metal dichalcogenides (TMDs) have received significant interest for use in tunnel field-effect transistors (TFETs) due to their ultrathin layers and tunable band gap features. In this study, we used density …
View article: Halbach Array Induced Magnetic Field Alignment in Boron Nitride Nanocomposites
Halbach Array Induced Magnetic Field Alignment in Boron Nitride Nanocomposites Open
Thermal conductivity enhancement in polymers is vital for advanced applications. This study introduces a novel method to align hexagonal boron nitride (hBN) nanosheets within polydimethylsiloxane (PDMS) matrices using a Halbach array to cr…
View article: Roadmap on Quantum Magnetic Materials
Roadmap on Quantum Magnetic Materials Open
Fundamental research on two-dimensional (2D) magnetic systems based on van der Waals materials has been gaining traction rapidly since their recent discovery. With the increase of recent knowledge, it has become clear that such materials h…
View article: Unlocking the Potential of 2D WTe<sub>2</sub>/ZrS<sub>2</sub> van der Waals Heterostructures for Tunnel Field-Effect Transistors: Broken-Gap Band Alignment and Electric Field Effects
Unlocking the Potential of 2D WTe<sub>2</sub>/ZrS<sub>2</sub> van der Waals Heterostructures for Tunnel Field-Effect Transistors: Broken-Gap Band Alignment and Electric Field Effects Open
Heterostructures composed of two-dimensional materials open new avenues for advancing semiconductor technology, particularly in the development of energy-efficient tunnel field effect transistors (TFETs). Here, we employ density functional…
View article: Trion Engineered Multimodal Transistors in Two dimensional Bilayer Semiconductor Lateral Heterostructures
Trion Engineered Multimodal Transistors in Two dimensional Bilayer Semiconductor Lateral Heterostructures Open
Multimodal device operations are essential to advancing the integration of 2D semiconductors in electronics, photonics, information and quantum technology. Precise control over carrier dynamics, particularly exciton generation and transpor…
View article: Signature of pressure-induced topological phase transition in ZrTe5
Signature of pressure-induced topological phase transition in ZrTe5 Open
View article: Energy-efficient field-free unconventional spin-orbit torque magnetization switching dynamics in van der Waals heterostructures
Energy-efficient field-free unconventional spin-orbit torque magnetization switching dynamics in van der Waals heterostructures Open
The van der Waals (vdW) heterostructure of emerging two-dimensional (2D) quantum materials, with control over their quantum geometries, crystal symmetries, spin-orbit coupling, and magnetic anisotropies, provides a new platform for generat…
View article: Gate-tunable negative differential resistance in multifunctional van der Waals heterostructure
Gate-tunable negative differential resistance in multifunctional van der Waals heterostructure Open
Two-dimensional (2D) semiconductors have emerged as leading candidates for the development of low-power and multifunctional computing applications, thanks to their qualities such as layer-dependent band gap tunability, high carrier mobilit…
View article: Energy-efficient field-free unconventional spin-orbit torque magnetization switching dynamics in van der Waals heterostructures
Energy-efficient field-free unconventional spin-orbit torque magnetization switching dynamics in van der Waals heterostructures Open
Van der Waals (vdW) heterostructure of two-dimensional (2D) quantum materials offers a promising platform for efficient control of magnetization dynamics for non-volatile spin-based devices. However, energy-efficient field-free spin-orbit …
View article: All-2D CVD-grown semiconductor field-effect transistors with van der Waals graphene contacts
All-2D CVD-grown semiconductor field-effect transistors with van der Waals graphene contacts Open
Two-dimensional (2D) semiconductors and van der Waals (vdW) heterostructures with graphene have generated enormous interest for future electronic, optoelectronic, and energy-harvesting applications. The electronic transport properties and …
View article: Large out-of-plane spin–orbit torque in topological Weyl semimetal TaIrTe4
Large out-of-plane spin–orbit torque in topological Weyl semimetal TaIrTe4 Open
The unique electronic properties of topological quantum materials, such as protected surface states and exotic quasiparticles, can provide an out-of-plane spin-polarized current needed for external field-free magnetization switching of mag…
View article: Transfer of 2D Films: From Imperfection to Perfection
Transfer of 2D Films: From Imperfection to Perfection Open
Atomically thin 2D films and their van der Waals heterostructures have demonstrated immense potential for breakthroughs and innovations in science and technology. Integrating 2D films into electronics and optoelectronics devices and their …
View article: Room temperature nonlocal detection of charge-spin interconversion in a topological insulator
Room temperature nonlocal detection of charge-spin interconversion in a topological insulator Open
Topological insulators (TIs) are emerging materials for next-generation low-power nanoelectronic and spintronic device applications. TIs possess non-trivial spin-momentum locking features in the topological surface states in addition to th…
View article: Strong In-Plane Magnetization and Spin Polarization in (Co<sub>0.15</sub>Fe<sub>0.85</sub>)<sub>5</sub>GeTe<sub>2</sub>/Graphene van der Waals Heterostructure Spin-Valve at Room Temperature
Strong In-Plane Magnetization and Spin Polarization in (Co<sub>0.15</sub>Fe<sub>0.85</sub>)<sub>5</sub>GeTe<sub>2</sub>/Graphene van der Waals Heterostructure Spin-Valve at Room Temperature Open
Van der Waals (vdW) magnets are promising, because of their tunable magnetic properties with doping or alloy composition, where the strength of magnetic interactions, their symmetry, and magnetic anisotropy can be tuned according to the de…