Exploration of new superconductors and functional materials, and fabrication of superconducting tapes and wires of iron pnictides
H Hosono, K Tanabe… - … and Technology of …, 2015 - iopscience.iop.org
This review shows the highlights of a 4-year-long research project supported by the
Japanese Government to explore new superconducting materials and relevant functional …
Japanese Government to explore new superconducting materials and relevant functional …
Titanium pnictide oxide superconductors
T Yajima - Condensed Matter, 2017 - mdpi.com
In 2012, a novel superconductor BaTi2Sb2O was found in the layered titanium pnictide
oxides A Ti2 Pn 2O. A related superconductor BaTi2Bi2O was subsequently discovered in …
oxides A Ti2 Pn 2O. A related superconductor BaTi2Bi2O was subsequently discovered in …
Absence of long-range order in the vanadium oxychalcogenide with nontrivial band topology
J Bai, B Ruan, Q Dong, L Zhang, Q Liu, J Cheng, P Liu… - Physical Review B, 2024 - APS
The oxyselenide KV 2 S e 2 O, featuring an anti-K 2 Ni F 4-type layered structure, was
successfully synthesized using a self-flux method. Comprehensive structural, electrical, and …
successfully synthesized using a self-flux method. Comprehensive structural, electrical, and …
Superconductivity in titanium-based pnictide oxide compounds
B Lorenz, AM Guloy, PCW Chu - International Journal of Modern …, 2014 - World Scientific
Superconductivity in a novel class of layered materials, Ti-based pnictide oxides, was
recently discovered. These compounds have attracted interest since they combine features …
recently discovered. These compounds have attracted interest since they combine features …
Coupled commensurate charge density wave and lattice distortion in determined by x-ray diffraction and angle-resolved photoemission …
NR Davies, RD Johnson, AJ Princep, LA Gannon… - Physical Review B, 2016 - APS
We report single-crystal x-ray-diffraction measurements on Na 2 Ti 2 P n 2 O (P n= As, Sb)
which reveal a charge superstructure that appears below the density wave transitions …
which reveal a charge superstructure that appears below the density wave transitions …
New phase transition in revealed by Raman scattering
We performed a Raman scattering study of Na 2 Ti 2 As 2 O. We identified a symmetry
breaking structural transition at around T s= 150 K, which matches a large bump in the …
breaking structural transition at around T s= 150 K, which matches a large bump in the …
Revealing multiple density wave orders in nonsuperconducting titanium oxypnictide
Y Huang, HP Wang, RY Chen, X Zhang, P Zheng… - Physical Review B, 2014 - APS
We report an optical spectroscopy study on single crystals of Na 2 Ti 2 As 2 O, a sister
compound of the superconductor Ba Ti 2 Sb 2 O. The study unexpectedly reveals two …
compound of the superconductor Ba Ti 2 Sb 2 O. The study unexpectedly reveals two …
Lattice distortion and charge density wave in Na2Ti2Sb2O revealed by scanning tunnelling microscopy
MQ Ren, YJ Yan, J Jiang, SY Tan, J Miao… - Philosophical …, 2017 - Taylor & Francis
Abstract Na2Ti2Sb2O is a parent compound of the titanium-based oxypnictide
superconductors. It possesses a phase transition at T s= 115 K whose nature is still unclear …
superconductors. It possesses a phase transition at T s= 115 K whose nature is still unclear …
Molecular orbital polarization in : Microscopic route to metal-metal transition without spontaneous symmetry breaking
Ordered phases such as charge-and spin-density wave state accompany either full or partial
gapping of Fermi surface (FS) leading a metal-insulator or metal-metal transition (MMT) …
gapping of Fermi surface (FS) leading a metal-insulator or metal-metal transition (MMT) …
Two Superconducting Phases and Their Characteristics in Layered BaTi2 (Sb1− xBix) 2O with x= 0.16
Y Wu, XL Dong, MW Ma, HX Yang, C Zhang… - Chinese Physics …, 2014 - iopscience.iop.org
Two correlated superconducting phases are identified in the layered superconductor BaTi 2
(Sb 1—x Bi x) 2 O (x= 0.16), with the superconducting transition temperatures of TC= 6 K …
(Sb 1—x Bi x) 2 O (x= 0.16), with the superconducting transition temperatures of TC= 6 K …