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Gray tin exhibits novel topological electronic properties in 3D
Gray tin novel topological electronic properties 3D
2017/4/27
In a surprising new discovery, alpha-tin, commonly called gray tin, exhibits a novel electronic phase when its crystal structure is strained, putting it in a rare new class of 3D materials called topo...
Physicists Decipher Electronic Properties of Materials in Work That May Change Transistors
Physicists Electronic Properties Materials Change Transistors
2016/12/13
UT Dallas physicists have published new findings examining the electrical properties of materials that could be harnessed for next-generation transistors and electronics.Dr. Fan Zhang, assistant profe...
International Conference on Algorithms and Applications for Excited State Electronic Structure Theories
Excited state electronic structure theory condensed matter physics
2016/7/22
Excited state electronic structure theory is one of the most active research fields in condensed matter physics and quantum chemistry, and plays a critical role in understanding electronic and optical...
Spin-dependent electronic hybridization in a rope of carbon nanotubes
Spin-dependent electronic hybridization carbon nanotubes
2010/11/24
We demonstrate single electron addition to different strands of a carbon nanotube rope. Anticrossings of anomalous conductance peaks occur in quantum transport measurements through the parallel quantu...
Electronic Correlation effects in superconducting picene from ab-initio calculations
Electronic Correlation effects superconducting picene
2010/11/23
We show, by means of ab-initio calculations, that electron-electron correlations play an impor-
tant role in potassium-doped picene (Kx-picene), recently characterized as a superconductor with Tc = 1...
New Hydrocarbon Superconductor on the Verge of Metal-Insulator Transition: Electronic Structures and Magnetic Properties of K3picene
New Hydrocarbon Superconductor Verge of Metal-Insulator Transition: Electronic Structures Magnetic Properties of K3picene
2010/11/22
We have investigated the electronic structures and magnetic properties of of K3picene, which
is a first hydrocarbon superconductor with high transition temperature Tc=18K. We have shown
that the met...
Influence of tetragonal distortion on the magnetic and electronic properties of the Heusler compound Co2TiSn from first principles
Influence of tetragonal distortion magnetic and electronic properties first principles
2010/11/22
Using the full potential linearized augmented plane wave plus local orbitals method we determine ab-initio the lattice parameters of tetragonally distorted Co2TiSn in the L21 structure. The tetragonal...
Electronic structure of an antiferromagnetic metal: CaCrO3
Electronic structure antiferromagnetic metal: CaCrO3
2010/11/19
We report on the electronic structure of the perovskite oxide CaCrO3 using valence-band, corelevel,and Cr 2p − 3d resonant photoemission spectroscopy (PES). Despite its antiferromagnetic order, ...
Local electronic structure of Fe$^{2+}$ impurities in MgO thin films: Temperature-dependent soft x-ray absorption spectroscopy study
Local electronic structure of Fe$^{2+}$ impurities Temperature-dependent soft x-ray absorption spectroscopy study
2010/11/18
We report on the local electronic structure of Fe impurities in MgO thin films. Using soft x-ray absorption spectroscopy (XAS) we verified that the Fe impurities are all in the 2+ valence state.The fi...
Electronic States and Superconducting Transition Temperature based on the Tomonaga-Luttinger liquid in Pr$_{2}$Ba$_{4}$Cu$_{7}$O$_{15-\delta}$
Pr2Ba4Cu7O15− first-principles calculations CuO double chain superconductivity
2010/11/17
An NQR experiment revealed superconductivity of Pr2Ba4Cu7O15− (Pr247) to be realized
on CuO double chain layers and suggests possibility of novel one-dimensional(1D) superconduc-
tivity. To c...
Elastic and electronic properties of hexagonal rhenium sub-nitrides Re3N and Re2N in comparison with hcp-Re and wurtzite-like rhenium mononitride ReN
Elastic electronic properties Re2N in comparison
2010/11/23
Very recently, two new hexagonal rhenium sub-nitrides Re3N and Re2N, which belong to a rather rare group of known metal-rich (M/N > 1) nitrides of heavy 4d,5d metals, have been successfully synthesize...
Electronic properties of new low-temperature superconductors: 3.3K (Ni2P2)(Sr4Sc2O6) and 2.7K (Ni2As2)(Sr4Sc2O6) from first principles
Superconducting (Ni2P2)(Sr4Sc2O6) (Ni2As2)(Sr4Sc2O6) structural electronic properties Fermi surface
2010/11/25
Based on first-principle FLAPW-GGA calculations, we have investigated structural and electronic properties of the recently synthesized tetragonal (space group P4/nmm) nickel-based pnictide oxide super...
Pairing Fluctuations Determine Low Energy Electronic Spectra in Cuprate Superconductors
Low Energy Electronic Spectra Cuprate Superconductors
2010/11/24
High-temperature superconductivity in hole-doped cuprates, accompanied by a ‘pseudogap phase’ as well as other strange phenomena, con-tinues to be an outstanding question in condensed matter physics f...
Effect of p-d hybridization and structural distortion on the electronic properties of AgAlM2 (M = S, Se, Te) chalcopyrite semiconductors
A. Chalcopyrite A. Semiconductors E. Density Functional Theory E. TB-LMTO
2010/11/18
We have carried out ab-initio calculation and study of structural and elec-tronic properties of AgAlM2 (M = S, Se, Te) chalcopyrite semiconductors using Density Functional Theory (DFT) based self cons...
Electronic correlations in short period (CrAs)$_n$/(GaAs)$_n$ ferromagnetic heterostructures
Electronic correlations ferromagnetic heterostructures
2010/11/24
We investigate half-metallicity in [001] stacked (CrAs)n/(GaAs)n heterostructures with n ≤ 3
by means of a combined many-body and electronic structure calculation. Interface states in the
presence o...