Results 11 to 20 of about 681,943 (375)

Self-trapped hole and impurity-related broad luminescence in β-Ga2O3

open access: yes, 2020
This work explores the luminescence properties of self-trapped holes and impurity-related acceptors using one-dimensional configuration coordinate diagrams derived from hybrid functional calculations.
Y. Frodason   +3 more
semanticscholar   +1 more source

Simulation of W dust transport in the KSTAR tokamak, comparison with fast camera data

open access: yesNuclear Materials and Energy, 2017
In this paper, dust transport in tokamak plasmas is studied through both experimental and modeling aspects. Image processing routines allowing dust tracking on CCD camera videos are presented.
A. Autricque   +7 more
doaj   +1 more source

Impurity state in the vortex core of d-wave superconductors: Anderson impurity model versus unitary impurity model [PDF]

open access: yes, 2002
Using an extended Anderson/Kondo impurity model to describe the magnetic moments around an impurity doped in high-$T_{\text{c}}$ d-wave cuprates and in the framework of the slave-boson meanfield approach, we study numerically the impurity state in the ...
A. Polkovnikov   +35 more
core   +3 more sources

Impurity-induced resonant states in topological nodal-line semimetals [PDF]

open access: yes, 2019
Nodal-line semimetals are characterized by a kind of topologically nontrivial bulk-band crossing, giving rise to almost flat surface states. Yet, a direct evidence of the surface states is still lacking.
Chen, Wei   +3 more
core   +2 more sources

Modelling of ohmic startup and runaway electron formation in support of JT-60SA initial operation

open access: yesNuclear Fusion, 2022
The plasma startup with ITER-relevant sub-mPa neutral pressures in the JT-60SA superconducting tokamak is studied using a zero-dimensional (0D) power balance model for the plasma burn-through phase.
A. Matsuyama   +5 more
doaj   +1 more source

Mineral composition and phosphorus digestibility in feed phosphates fed to pigs and poultry [PDF]

open access: yesAnimal Bioscience, 2023
Phosphorus (P) is a macro mineral needed for bone mineralization and cell membrane structure and P is also involved in several fundamental pathways of metabolism in the body.
Su A Lee, Diego A. Lopez, Hans H. Stein
doaj   +1 more source

Charged Impurity Scattering in Graphene [PDF]

open access: yes, 2007
Valuable insight into the influence of scattering from impurities on the peculiar electronic properties of graphene are gained by a systematic study of how its conductivity changes with increasing concentration of potassium ions deposited on its surface.
Jianhao Chen   +6 more
semanticscholar   +1 more source

Complexity of Quantum Impurity Problems [PDF]

open access: yesCommunications in Mathematical Physics, 2016
We give a quasi-polynomial time classical algorithm for estimating the ground state energy and for computing low energy states of quantum impurity models.
S. Bravyi, David Gosset
semanticscholar   +1 more source

Profane Shakespeare: Perfection, Pollution, and the Truth of Performance

open access: yesEtudes Epistémè, 2018
The focus in the present collection of articles was born from a double sense of urgency, one prompted by a global context marked by the resurgence of religious discourses on purity and condemnations of alleged impurity, and, on a smaller scale, by a ...
Anne-Marie Miller-Blaise   +2 more
doaj   +1 more source

Mapping the orbital structure of impurity bound states in a superconductor [PDF]

open access: yesNature Communications, 2016
A magnetic atom inside a superconductor locally distorts superconductivity. It scatters Cooper pairs as a potential with broken time-reversal symmetry, leading to localized bound states with subgap excitation energies, named Shiba states.
Deung-Jang Choi   +5 more
semanticscholar   +1 more source

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