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Related papers: MAX Phase Zr2SeC and Its Thermal Conduction Behavi…

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We report a systematic study of superconductivity on Fe1-xZnxSe single crystals synthesized over a broad Zn doping range (x = 0-0.023). High-quality single crystals across all compositions range exhibit superconducting transitions, while…

The comprehensive search for multifunctional materials has resulted in the discovery of semiconductors and oxides showing ferromagnetic features persisting to room temperature. In this tutorial review the methods of synthesis of these…

Materials Science · Physics 2011-01-12 Alberta Bonanni , Tomasz Dietl

Magnetic susceptibility, entropy and specific heat are calculated at the equilibrium points of phase transition to a phase of coexistence of ferromagnetic order and superconductivity in a new class of spin-triplet ferromagnetic…

Superconductivity · Physics 2007-05-23 D. V. Shopova , D. I. Uzunov

The dynamics of first order phase transitions are studied in the context of (3+1)-dimensional scalar field theories. Particular attention is paid to the question of quantifying the strength of the transition, and how `weak' and `strong'…

High Energy Physics - Phenomenology · Physics 2009-10-28 Julian Borrill , Marcelo Gleiser

Elemental gallium can exist in several phases under ambient conditions. The stable $\alpha$ phase has a superconducting transition temperature, $T_c$, of 0.9~K. By contrast, the $T_c$ of the metastable $\beta$ phase is around 6~K. To…

Superconductivity · Physics 2021-08-23 Yundi Quan , Peter J. Hirschfeld , Richard G. Hennig

We report magnetic penetration depth and thermal conductivity data for high-quality single crystals of BaFe$_2$(As$_{1-x}$P$_{x}$)$_2$ ($T_c=30$\,K) which provide strong evidence that this material has line nodes in its energy gap. This is…

We use neutron diffraction to study the temperature evolution of the average structure and local lattice distortions in insulating and superconducting potassium iron selenide K$_y$Fe$_{1.6+x}$Se$_2$. In the high temperature paramagnetic…

Superconductivity · Physics 2015-06-19 Scott V Carr , Despina Louca , Joan Siewenie , Q. Huang , Aifeng Wang , Xianhui Chen , Pengcheng Dai

Topology and interactions are foundational concepts in the modern understanding of quantum matter. Their nexus yields three significant research directions: competition between distinct interactions, as in the multiple intertwined phases,…

The complex dynamical phases of quantum systems are dictated by atomic interactions that usually evoke an emergent periodic order. Here, we study a quantum many-body system with two competing and substantially different long-range…

Quantum Gases · Physics 2022-10-11 Stefan Ostermann , Valentin Walther , Susanne F. Yelin

We present new results for the properties of phases and phase transitions in spin-triplet ferromagnetic superconductors. The superconductivity of the mixed phase of coexistence of ferromagnetism and unconventional superconductivity is…

Superconductivity · Physics 2009-11-11 Diana V. Shopova , Dimo I. Uzunov

We present the first review of the current state of the literature on electronic properties and phase transitions in TlX and TlMX2 (M = Ga, In; X = Se, S, Te) compounds. These chalcogenides belong to a family of the low-dimensional…

Other Condensed Matter · Physics 2008-07-21 A. M. Panich

Cerium-based ternary compounds CeNi$_2$Cd$_{20}$ and CePd$_2$Cd$_{20}$ do not exhibit long-range order down to millikelvin temperature range. Given the large separation between cerium ions which significantly reduces the superexchange…

Superconductivity · Physics 2023-08-15 Suman Raj Panday , Maxim Dzero

Two superconducting phases of Re3W have been found with different physical properties. One phase crystallizes in a non-centrosymmetric cubic (alpha-Mn) structure and has a superconducting transition temperature, Tc, of 7.8 K. The other…

Superconductivity · Physics 2012-01-05 P. K. Biswas , M. R. Lees , A. D. Hillier , R. I. Smith , W. G. Marshall , D. McK. Paul

This study examines the phase transitions occurring during linear heating of the Zr15Nb alloy through a comprehensive, multi-technique methodology comprising in-situ high-energy synchrotron X-ray diffraction (HEXRD), electrical resistance…

Strongly interacting fermions represent the key constituent of several intriguing phases of matter. However, due to the inherent complexity of these systems, important regimes are still inaccessible. Here, we derive a realistic and flexible…

Layered, hexagonal crystal structures, like zeta and eta phases, play an important role in ultra-high temperature ceramics, often significantly increasing toughness of carbide composites. Despite their importance open questions remain about…

Materials Science · Physics 2025-08-27 Kat Nykiel , Brian Wyatt , Babak Anasori , Alejandro Strachan

We report the growth, characterization and superconducting properties of a new amorphous superconductor, RexZr ( x ~ 6 ), in thin film form. Films were grown by pulsed laser deposition with the substrate kept at room temperature. Films with…

We observed superconductivity ($T_{c}$ $\simeq$2-3 K) in Li$_{x}$RhB$_{y}$ intermetallics wherein $x$ and $y$ vary over a wide compositional range. The crystal structure consists of cubic unit-cell ($a$ $\simeq$ 12.1 \AA ) with…

Superconductivity · Physics 2015-05-12 H. Takeya , M. ElMassalami , H. S. Amorim , H. Fujii , T. Mochiku , Y. Takano

Deterministic enhancement of the superconducting (SC) critical temperature $T_c$ is a long-standing goal in material science. One strategy is engineering a material at the nanometer scale such that quantum confinement strengthens the…

Superconductivity · Physics 2016-03-30 Uwe S. Pracht , Nimrod Bachar , Lara Benfatto , Guy Deutscher , Eli Farber , Martin Dressel , Marc Scheffler

We did extensive research for the typical nanolaminate Mn+1AXn (n=1, 2, 3) ceramics focusing on the structural stability, the phase transition pressure of Ti2GaN (160 GPa) is far higher than that of Zr2GaN (92 GPa), meaning the strong M…

Materials Science · Physics 2020-12-23 Ben-Yang Li , Fang Chen , Heng-Na Xiong , Ling Tang , Ju-Xiang Shao , Ze-Jin Yang