Results 61 to 70 of about 369,077 (327)

Photoinduced anisotropic lattice dynamic response and domain formation in thermoelectric SnSe

open access: yesnpj Quantum Materials, 2021
Identifying and understanding the mechanisms behind strong phonon–phonon scattering in condensed matter systems is critical to maximizing the efficiency of thermoelectric devices.
Wei Wang   +15 more
doaj   +1 more source

Interaction and filling induced quantum phases of dual Mott insulators of bosons and fermions

open access: yes, 2010
Many-body effects are at the very heart of diverse phenomena found in condensed-matter physics. One striking example is the Mott insulator phase where conductivity is suppressed as a result of a strong repulsive interaction. Advances in cold atom physics
A Hubener   +46 more
core   +1 more source

Single Pair of Weyl Points Evolve From Spin Group‐Protected Nodal Line in Half‐Metallic Ferromagnet V3S4

open access: yesAdvanced Functional Materials, EarlyView.
A spin group (SG)‐based mechanism is proposed to realize a single pair of Weyl points. PT‐symmetric nodal lines (NLs) persist under T‐breaking, protected by the combination of SG and P symmetry. When considering spin‐orbit coupling, the SG‐protected NL will split into Weyl points, which will also induce anomalous transport phenomena arising from ...
Shifeng Qian   +6 more
wiley   +1 more source

Absence of diode effect in chiral type-I superconductor NbGe2

open access: yesCommunications Physics
Symmetry elegantly governs the fundamental properties and derived functionalities of condensed matter. For instance, realizing the superconducting diode effect (SDE) demands breaking space-inversion and time-reversal symmetries simultaneously.
Dong Li   +23 more
doaj   +1 more source

Infinite-layer nickelates as Ni-e g Hund’s metals

open access: yesnpj Quantum Materials, 2023
The recent and exciting discovery of superconductivity in the hole-doped infinite-layer nickelate Nd1−δ Sr δ NiO2 draws strong attention to correlated quantum materials.
Byungkyun Kang   +6 more
doaj   +1 more source

On the Need for Phenomenological Theory of P-Vortices or Does Spaghetti Confinement Pattern Admit Condensed-Matter Analogies?

open access: yes, 2005
Usually the intuition from condensed-matter physics is used to provide ideas for possible confinement mechanisms in gauge theories. Today, with a clear but puzzling ``spaghetti'' confinement pattern, arising after a decade of lattice computer experiments,
A. B. Migdal   +31 more
core   +1 more source

Cavity QED with hybrid nanocircuits: from atomic-like physics to condensed matter phenomena [PDF]

open access: yesJournal of Physics: Condensed Matter, 2017
Circuit QED techniques have been instrumental in manipulating and probing with exquisite sensitivity the quantum state of superconducting quantum bits coupled to microwave cavities.
A. Cottet   +9 more
semanticscholar   +1 more source

Understanding the Chemical and Electronic Properties of Sub‐Monolayer TiO2 on High Surface Area Silica for Jet Fuel Synthesis Applications

open access: yesAdvanced Functional Materials, EarlyView.
Sub‐monolayer titania grafted onto mesoporous silica enables solvent‐free photocatalytic upgrading of furfural and cyclopentanone into jet fuel precursors. Advanced spectroscopic methods reveal tunable surface speciation, acidity, and bandgaps, enhancing catalytic efficiency.
Mark A. Isaacs   +12 more
wiley   +1 more source

Observation of a dissipative phase transition in a one-dimensional circuit QED lattice

open access: yes, 2016
Condensed matter physics has been driven forward by significant experimental and theoretical progress in the study and understanding of equilibrium phase transitions based on symmetry and topology.
Fitzpatrick, Mattias   +4 more
core   +2 more sources

MnI‐Functionalized Covalent Organic Framework as Efficient Electrocatalyst for CO2 Reduction in a Catholyte‐Free Zero‐Gap Electrolyzer

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates the successful integration of a phenanthroline‐based 2D COF with MnI catalytic sites into a catholyte‐free membrane‐electrode‐assembly cell for CO2 electroreduction. The crystalline COF actively suppresses Mn⁰–Mn⁰ dimerization, achieving a turnover frequency of 617 h⁻¹ at 2.8 V (full‐cell potential), and enabling stable operation.
Laura Spies   +8 more
wiley   +1 more source

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