270 citations · 1.2k across the 38 of their papers we have counts for
38 papers
Sub-Thermionic Switching in a Negative-Capacitance Bandgap-Change Field-Effect Transistor
Rahul B Awale, Mike Klymenko, Yuefeng Yin +3
Overcoming the approximately 60~mV/dec Boltzmann limit of the subthreshold swing remains a central challenge for low-power nanoelectronics. Negative-capacitance field-effect transi…
Reactivity of ultra-thin Kagome Metal FeSn towards Oxygen and Water
James Blyth, Sadhana Sridhar, Mengting Zhao +9
The kagome metal FeSn, consists of alternating layers of kagome-lattice Fe3Sn and honeycomb Sn2, and exhibits great potential for applications in future low energy electronics and…
Electric Field Control of Molecular Charge State in a Single-Component 2D Organic Nanoarray
Dhaneesh Kumar, Cornelius Krull, Yuefeng Yin +2
Quantum dots (QD) with electric-field-controlled charge state are promising for electronics applications, e.g., digital information storage, single-electron transistors and quantum…
Pick-and-place transfer of arbitrary-metal electrodes for van der Waals device fabrication
Kaijian Xing, Daniel McEwen, Weiyao Zhao +12
Van der Waals electrode integration is a promising strategy to create near-perfect interfaces between metals and two-dimensional materials, with advantages such as eliminating Ferm…
Generic Approach to Intrinsic Magnetic Second-order Topological Insulators via Inverted Orbitals
Zhao Liu, Bing Liu, Yuefeng Yin +1
The integration of intrinsically magnetic and topologically nontrivial two-dimensional materials holds tantalizing prospects for the exotic quantum anomalous Hall insulators and ma…
Cryogenic Thermal Shock Effects on Optical Properties of Quantum Emitters in Hexagonal Boron Nitride
Thi Ngoc Anh Mai, Sajid Ali, Md Shakhawath Hossain +8
Solid-state quantum emitters are vital building blocks for quantum information science and quantum technology. Among various types of solid-state emitters discovered to date, color…
Quasi-free-standing AA-stacked bilayer graphene induced by calcium intercalation of the graphene-silicon carbide interface
Antonija Grubišić-Čabo, Jimmy C. Kotsakidis, Yuefeng Yin +11
We study quasi-freestanding bilayer graphene on silicon carbide intercalated by calcium. The intercalation, and subsequent changes to the system, were investigated by low-energy el…
Designing optoelectronic properties by on-surface synthesis: formation and electronic structure of an iron-terpyridine macromolecular complex
Agustin Schiffrin, Martina Capsoni, Gelareh Farahi +10
Supramolecular chemistry protocols applied on surfaces offer compelling avenues for atomic scale control over organic-inorganic interface structures. In this approach, adsorbate-su…
Gigantic Anisotropy of Self-Induced Spin-Orbit Torque in Weyl Ferromagnet Co2MnGa
Motomi Aoki, Yuefeng Yin, Simon Granville +6
Spin-orbit torque (SOT) is receiving tremendous attention from both fundamental and application-oriented aspects. Co2MnGa, a Weyl ferromagnet that is in a class of topological quan…
Enhanced Itinerant Ferromagnetism in Hole-doped Transition Metal Oxides: Beyond the Canonical Double Exchange Mechanism
Zhao Liu, Nikhil V. Medhekar
Here we demonstrate the occurrence of robust itinerant ferromagnetism in Mott-Hubbard systems at both low and high doping concentrations. Specifically, we study the effect of hole…
Local gate control of Mott metal-insulator transition in a 2D metal-organic framework
Benjamin Lowe, Bernard Field, Jack Hellerstedt +5
Electron-electron interactions in materials lead to exotic many-body quantum phenomena including Mott metal-insulator transitions (MITs), magnetism, quantum spin liquids, and super…
Electrically Controlled Reversible Strain Modulation in MoS Field-effect Transistors via an Electro-mechanically Coupled Piezoelectric Thin Film
Abin Varghese, Adityanarayan Pandey, Pooja Sharma +3
Strain can efficiently modulate the bandgap and carrier mobilities in two-dimensional (2D) materials. Conventional mechanical strain-application methodologies that rely on flexible…
Extracting unconventional spin texture in two dimensional topological crystalline insulator bismuthene via tuning bulk-edge interactions
Yuefeng Yin, Chutian Wang, Michael S. Fuhrer +1
Tuning the interaction between the bulk and edge states of topological materials is a powerful tool for manipulating edge transport behavior, opening up exciting opportunities for…
Predicting the Early Stages of Solid-State Precipitation in Al-rich Al-Pt Alloys
Shenghan Su, Laure Bourgeois, Nikhil V. Medhekar
The high strength of structural aluminium alloys depends strongly on the controlled precipitation of specific intermetallic phases, whose identity and crystal structure can be diff…
Coherent backscattering in the topological Hall effect
Hong Liu, Rhonald Burgos Atencia, Nikhil Medhekar +1
The mutual interplay between electron transport and magnetism has attracted considerable attention in recent years, primarily motivated by strategies to manipulate magnetic degrees…
Correlation-induced magnetism in substrate-supported 2D metal-organic frameworks
Bernard Field, Agustin Schiffrin, Nikhil V. Medhekar
Two-dimensional (2D) metal-organic frameworks (MOFs) in a kagome lattice can exhibit strong electron-electron interactions, which can lead to tunable quantum phases including many…
Proposal for a Negative Capacitance Topological Quantum Field-Effect Transistor
Michael S. Fuhrer, Mark T. Edmonds, Dimitrie Culcer +5
A topological quantum field effect transistor (TQFET) uses electric field to switch a material from topological insulator ("on", with conducting edge states) to a conventional insu…
Wavelength-Controlled Photocurrent Polarity Switching in BP-MoS Heterostructure
Himani Jawa, Sayantan Ghosh, Abin Varghese +2
Layered two-dimensional van der Waals (vdW) semiconductors and their heterostructures have been shown to exhibit positive photoconductance (PPC) in many studies. A few recent repor…
Near-Infrared and Visible-range Optoelectronics in 2D Hybrid Perovskite/Transition Metal Dichalcogenide Heterostructures
Abin Varghese, Yuefeng Yin, Mingchao Wang +2
The application of ultrathin two-dimensional (2D) perovskites in near-infrared and visible-range optoelectronics has been limited owing to their inherent wide bandgaps, large excit…
Large bandgap quantum anomalous hall insulator in a designer ferromagnet-topological insulator-ferromagnet heterostructure
Qile Li, Chi Xuan Trang, Weikang Wu +5
Combining magnetism and nontrivial band topology gives rise to quantum anomalous Hall (QAH) insulators and exotic quantum phases such as the QAH effect where current flows without…
Manifestation of strongly correlated electrons in a 2D kagome metal-organic framework
Dhaneesh Kumar, Jack Hellerstedt, Bernard Field +4
The kagome lattice, whose electronic valence band (VB) structure includes two Dirac bands and one flat band, offers a rich space to realise tuneable topological and strongly correl…
Localized Wannier function based tight-binding models for two-dimensional allotropes of bismuth
Qile Li, Jackson S. Smith, Yuefeng Yin +4
With its monoelemental composition, various crystalline forms and an inherently strong spin-orbit coupling, bismuth has been regarded as an ideal prototype material to expand our u…
Thickness dependent tuning of the Berry curvature in a ferromagnetic Weyl semimetal
Yao Zhang, Yuefeng Yin, Guy Dubuis +3
Magnetic Weyl semimetals with spontaneously broken time-reversal symmetry exhibit a large intrinsic anomalous Hall effect originating from the Berry curvature. To employ this large…
Crossover from 2D ferromagnetic insulator to wide bandgap quantum anomalous Hall insulator in ultra-thin MnBi2Te4
Chi Xuan Trang, Qile Li, Yuefeng Yin +9
Intrinsic magnetic topological insulators offer low disorder and large magnetic bandgaps for robust magnetic topological phases operating at higher temperatures. By controlling the…