Results 51 to 60 of about 38,658 (199)

DC‐Driven Fractional Flux Quanta in Two‐Band Superconductors

open access: yesphysica status solidi (RRL) – Rapid Research Letters, EarlyView.
The dc‐driven distancing of fractional flux quanta is theoretically analyzed for a dual‐band superconductor with a periodic pinning potential. The analysis is based on the dynamical equation of motion for a single composite vortex. The model neglects the phase difference between the condensates and may be applicable to two‐band superconductors with ...
Anton O. Pokusinskyi   +1 more
wiley   +1 more source

Directly visualizing nematic superconductivity driven by the pair density wave in NbSe2 [PDF]

open access: yesNature Communications
Pair density wave (PDW) is a distinct superconducting state characterized by a periodic modulation of its order parameter in real space. Its intricate interplay with the charge density wave (CDW) state is a continuing topic of interest in condensed ...
Lu Cao   +7 more
semanticscholar   +1 more source

Cuprate Twistronics for Quantum Hardware

open access: yesAdvanced Quantum Technologies, EarlyView.
This review bridges decades of foundational research with emerging fabrication techniques such as molecular beam epitaxy and cryogenic stacking. By enabling control over electronic correlations and symmetry in twisted cuprate heterostructures, it highlights how cuprate twistronics could open new paths to overcome decoherence and scalability challenges ...
Tommaso Confalone   +14 more
wiley   +1 more source

Beyond Kagome: p$p$‐Bands in Kagome Metals

open access: yesAdvanced Quantum Technologies, EarlyView.
Recent studies on quantum materials where transition‐metal atoms give rise to d$d$‐bands typical of kagome metals are reviewed. Using examples from several material families – AV3Sb5${\rm AV}_3{\rm Sb}_5$, FeGe, RV6Sn6${\rm RV}_6{\rm Sn}_6$, and LaRu3Si2${\rm LaRu}_3{\rm Si}_2$ – it is argued that p$p$‐bands contributed by elements beyond the kagome ...
Alexander A. Tsirlin, Ece Uykur
wiley   +1 more source

Charge Transport Across Single Molecules at the Metal–Superconductor Interface

open access: yesSmall, EarlyView.
The evolution of Andreev reflection in single‐molecule junctions is probed with the decreasing distance between a normal‐metal tip and a conventional superconductor. Andreev reflection becomes most effective when a molecular orbital straddles the Fermi level.
Lorenz Meyer   +5 more
wiley   +1 more source

Unscreened Polaron Ordering Against High Electron Density on Mechanically Cleaved Surfaces of WO3 (001) Films

open access: yesSmall, EarlyView.
Unscreened high‐density polarons are discovered in a metallic WO3 (001) 2DEG, stabilized by surface oxygen vacancies and c(2 × 2) reconstruction. ARPES and STM/STS reveal polaron formation and ordering, supported by first‐principles calculations. This work opens new avenues for exploring collective polaron phenomena, including bipolaron interactions ...
Gyubin Lee   +9 more
wiley   +1 more source

2D Materials: From Design and Synthesis to Applications in Electrical and Electrochemical Biosensors

open access: yesSmall, EarlyView.
Various types of 2D materials, encompassing all potential candidates to date, are examined alongside their synthetic methods and functionalization strategies for bioreceptor immobilization. This review highlights approaches for designing and scaling up these materials to enable cost‐effective electrical and electrochemical biosensing applications ...
Masud   +3 more
wiley   +1 more source

Transition Metal Nitrides: Multifunctional Catalysts and Energy Materials with Tailorable Architectures

open access: yesSmall Science, EarlyView.
This article discusses the preparation methods, structural engineering, and key properties of transition metal nitrides, as well as their versatile applications in supercapacitors, rechargeable batteries, electrocatalytic and photocatalytic processes, and solar cell technologies.
Narasimharao Kitchamsetti   +2 more
wiley   +1 more source

Ferroelectric Domains and Evolution Dynamics in Twisted CuInP2S6 Bilayers

open access: yesSmall Methods, EarlyView.
A novel mechanism to control ferroelectric and antiferroelectric domains in bilayer twisted CIPS via Moiré superlattices and interlayer coupling. Combined DFT and MLMD simulations reveal the twist‐angle‐dependent domain evolution, offering mechanistic insights and design principles for controllable domain switching and programmable nano electronic ...
Dongyu Bai   +6 more
wiley   +1 more source

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