Material Development and Physical Properties of BiS2-Based Layered Compounds

Y Mizuguchi - Journal of the Physical Society of Japan, 2019 - journals.jps.jp
In 2012, we discovered superconductivity in Bi4O4S3 and LaO1− x F x BiS2, whose crystal
structures are composed of alternate stacks of a BiS2-type conduction layer and a blocking …

Superconductivity in layered BiS2-based compounds

D Yazici, I Jeon, BD White, MB Maple - Physica C: Superconductivity and …, 2015 - Elsevier
A novel family of superconductors based on BiS 2-based superconducting layers were
discovered in 2012. In short order, other BiS 2-based superconductors with the same or …

Pressure-Induced Enhancement of Superconductivity and Structural Transition in BiS2-Layered LaO1−xFxBiS2

T Tomita, M Ebata, H Soeda, H Takahashi… - Journal of the Physical …, 2014 - journals.jps.jp
BiS2-based LaO1− x F x BiS2 (x= 0.5) becomes superconductive at T c= 2.5 K. Electrical
resistivity and magnetization measurements are performed under pressure to determine the …

In-plane chemical pressure essential for superconductivity in BiCh2-based (Ch: S, Se) layered structure

Y Mizuguchi, A Miura, J Kajitani, T Hiroi, O Miura… - Scientific reports, 2015 - nature.com
Abstract BiCh2-based compounds (Ch: S, Se) are a new series of layered superconductors
and the mechanisms for the emergence of superconductivity in these materials have not yet …

Review of superconductivity in BiS2-based layered materials

Y Mizuguchi - Journal of Physics and Chemistry of Solids, 2015 - Elsevier
In 2012, a new layered superconductor where BiS 2 layer is the superconducting layer was
discovered. So far, seven types of BiS 2-based superconductors and two related …

Superconductivity in a new layered bismuth oxyselenide: LaO0. 5F0. 5BiSe2

A Krzton-Maziopa, Z Guguchia… - Journal of Physics …, 2014 - iopscience.iop.org
We report superconductivity at T c≈ 2.6 K in a new layered bismuth oxyselenide LaO 0.5 F
0.5 BiSe 2 with the ZrCuSiAs-type structure composed of alternating superconducting BiSe 2 …

Unexpected Giant Superconducting Fluctuation and Anomalous Semiconducting Normal State in NdO1-xFxBi1-yS2 Single Crystals

J Liu, D Fang, Z Wang, J Xing, Z Du, X Zhu… - arXiv preprint arXiv …, 2013 - arxiv.org
The BiS2-based superconductors were discovered recently. The superconductivity has been
proved by many other groups. Since the previous experiments were all done on …

Coexistence of Bulk Superconductivity and Magnetism in CeO1−xFxBiS2

S Demura, K Deguchi, Y Mizuguchi, K Sato… - Journal of the Physical …, 2015 - journals.jps.jp
We show the observation of the coexistence of bulk superconductivity and magnetic
ordering in CeO1− x F x BiS2 (x= 0–1.0) prepared by annealing under high pressure. In the …

Symmetry Lowering in LaOBiS2: A Mother Material for BiS2-Based Layered Superconductors

R Sagayama, H Sagayama, R Kumai… - Journal of the Physical …, 2015 - journals.jps.jp
We report X-ray diffraction studies of single-crystal samples of LaOBiS2 and CeOBiS2,
which are mother materials for BiS2-based layered superconductors. The structural …

Evolution of Superconductivity in BiS2-Based Superconductor LaO0.5F0.5Bi(S1−xSex)2

T Hiroi, J Kajitani, A Omachi, O Miura… - Journal of the Physical …, 2015 - journals.jps.jp
We have systematically investigated the crystal structure, magnetic susceptibility, and
electrical resistivity of the BiS2-based superconductor LaO0. 5F0. 5Bi (S1− x Se x) 2 (x= 0 …