Results 21 to 30 of about 13,953,648 (316)

Roadmap on Electronic Structure Codes in the Exascale Era [PDF]

open access: yes, 2022
Electronic structure calculations have been instrumental in providing many important insights into a range of physical and chemical properties of various molecular and solid-state systems.
Windus, Theresa   +3 more
core  

Electronic structure of the cuprate superconducting and pseudogap phases from spectroscopic imaging STM [PDF]

open access: yes, 2014
We survey the use of spectroscopic imaging scanning tunneling microscopy (SI-STM) to probe the electronic structure of underdoped cuprates. Two distinct classes of electronic states are observed in both the d-wave superconducting (dSC) and the pseudogap (
Kim, E-A   +7 more
core   +2 more sources

Multiple-Beam Steering Using Graphene-Based Coding Metasurfaces

open access: yesMicromachines, 2023
Recently, the coding metasurface has gained significant attention due to its exceptional potential in controlling electromagnetic (EM) waves with the rapid development of wireless communication systems.
Bin Zheng   +5 more
doaj   +1 more source

Electronic structure of MnSi: The role of electron-electron interactions

open access: yesPhysical Review B, 2006
We present an experimental study of the electronic structure of MnSi. Using x-ray absorption spectroscopy XAS, x-ray photoemission, and x-ray fluorescence, we provide experimental evidence that MnSi has a mixed valence ground state. We show that self-consistent local density approximation supercell calculations cannot replicate the XAS spectra of MnSi,
Carbone F   +9 more
openaire   +3 more sources

Listening to laser light interactions with objects of art: a novel photoacoustic approach for diagnosis and monitoring of laser cleaning interventions

open access: yesHeritage Science, 2020
Photoacoustic (PA) imaging is a novel, rapidly expanding diagnostic technique, which has been predominately developed in the context of contemporary biomedical research studies.
George J. Tserevelakis   +2 more
doaj   +1 more source

A Reverse-Design Strategy for the Track Error of the Qi Tai Telescope Based on Pointing Accuracy

open access: yesEngineering, 2022
The Qi Tai Telescope (QTT), which has a 110 m aperture, is planned to be the largest scale steerable telescope in the world. Ideally, the telescope’s repeated pointing accuracy error should be less than 2.5 arc seconds (arcsec); thus, the telescope ...
Na Li   +4 more
doaj   +1 more source

The Driving Waveform Design Method of Power-Law Fluid Piezoelectric Printing Based on Iterative Learning Control

open access: yesSensors, 2022
In some applications of piezoelectric three-dimensional inkjet printing, the materials used are power-law fluids as they are shear thinning. Their time-varying viscosities affect the droplet formation, which is determined by the volume flow rate at the ...
Ju Peng   +5 more
doaj   +1 more source

Laser-Induced Morphological and Structural Changes of Cesium Lead Bromide Nanocrystals

open access: yesNanomaterials, 2022
Metal halide perovskite nanocrystals, an emerging class of materials for advanced photonic and optoelectronic applications, are mainly fabricated with colloidal chemistry routes.
Athanasia Kostopoulou   +9 more
doaj   +1 more source

Electron–electron and electron–hole pairing in graphene structures [PDF]

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2010
The superconducting pairing of electrons in doped graphene owing to in-plane and out-of-plane phonons is considered. It is shown that the structure of the order parameter in the valley space substantially affects conditions of the pairing. Electron–hole pairing in a graphene bilayer in the strong coupling regime is also considered.
Lozovik, Yu. E.   +2 more
openaire   +3 more sources

Molecular Geometry and Electronic Structure of Copper Corroles [PDF]

open access: yes, 2023
Copper corroles are known for their unique multiconfigurational electronic structures in the ground state, which arise from the transfer of electrons from the π orbitals of the corrole to the d orbital of copper.
Rina, Bhowmick   +2 more
core   +2 more sources

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