Results 1 to 10 of about 776,080 (294)

Order Parameter and Entropy of Seismicity in Natural Time before Major Earthquakes: Recent Results

open access: yesGeosciences, 2022
A lot of work in geosciences has been completed during the last decade on the analysis in the new concept of time, termed natural time, introduced in 2001.
Panayiotis A. Varotsos   +2 more
doaj   +1 more source

Thermodynamics of Point Defects in Solids and Relation with the Bulk Properties: Recent Results

open access: yesCrystals, 2022
For several decades, the crucial question has arisen as to whether there exists any direct interconnection between the thermodynamic parameters of point defects in solids with the bulk properties of the solid under investigation. To answer this important
Panayiotis A. Varotsos   +2 more
doaj   +1 more source

How to build an optical filter with an atomic vapor cell

open access: yesNew Journal of Physics, 2023
The nature of atomic vapors, their natural alignment with interatomic transitions, and their ease of use make them highly suited for spectrally narrow-banded optical filters.
Denis Uhland   +3 more
doaj   +1 more source

Deep tissue localization and sensing using optical microcavity probes

open access: yesNature Communications, 2022
Optical microcavities are useful as probes in cells due to their narrow emission spectra and high sensitivity to environment. Here, the authors use the unique spectral features of microcavities, which are unaffected by tissue scattering, and show 3D ...
Aljaž Kavčič   +6 more
doaj   +1 more source

Visualizing the unusual spectral weight transfer in DyBa2Cu3O7–δ thin film

open access: yesScientific Reports, 2022
We report a Spectroscopic Imaging Scanning Tunneling Microscopy (SI-STM) study of a DyBa2Cu3O7-δ (DBCO) thin film (T c ~ 79 K) synthesized by the molecular beam epitaxy (MBE).
Hui Li   +15 more
doaj   +1 more source

Fractional correlated insulating states at one-third filled magic angle twisted bilayer graphene

open access: yesCommunications Physics, 2022
Twisted bilayer systems can be used as a platform to engineer new correlated states, with most focus being placed on integer fillings. Here the authors consider fractional filling and the influence this has on the configuration of Wannier orbitals in the
Kevin Zhang   +3 more
doaj   +1 more source

Millisecond cryo-trapping by the spitrobot crystal plunger simplifies time-resolved crystallography

open access: yesNature Communications, 2023
We introduce the spitrobot, a protein crystal plunger, enabling reaction quenching via cryo-trapping with a time-resolution in the millisecond range. Protein crystals are mounted on canonical micromeshes on an electropneumatic piston, where the crystals ...
Pedram Mehrabi   +14 more
doaj   +1 more source

Observation of anomalous amplitude modes in the kagome metal CsV3Sb5

open access: yesNature Communications, 2022
The mechanism of the charge density wave in kagome metals is not fully understood. Here, the authors report the observation of unusual large-frequency collective lattice excitations, or amplitude modes, in CsV3Sb5 in the absence of phonon mode softening,
Gan Liu   +14 more
doaj   +1 more source

FAIR Data Infrastructure for Condensed-Matter Physics and the Chemical Physics of Solids

open access: yes, 2023
This poster introduces the FAIRmat consortium and covers: The definition of FAIR data FAIRmat's mission The Areas and working groups (Tasks) in FAIRmat FAIRmat and NOMAD services FAIRmat contact ...
Rotheray, Lucia   +16 more
openaire   +1 more source

Anomalous transport due to Weyl fermions in the chiral antiferromagnets Mn3 X, X = Sn, Ge

open access: yesNature Communications, 2021
The large anomalous Hall (AHE) and anomalous Nernst effects (ANE) in antiferromagnets Mn3Sn/Mn3Ge are considered fingerprints of Weyl nodes residing near the Fermi energy.
Taishi Chen   +11 more
doaj   +1 more source

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