English
Related papers

Related papers: Low Temperature Neutron Diffraction Study of MnTe

200 papers

We investigate the effect of alloying at the 3d transition metal site of a rare-earth-transition metal oxide, by considering NdFe0.5Cr0.5O3 alloy with two equal and random distribution of 3d ions, Cr and Fe, interacting with an early 4f…

In this paper we report an extensive neutron diffraction investigation at high temperature on the BaCe0.80Y0.20O2.9 proton conducting material. Our results precisely define the structural evolution of the compound as a function of…

Materials Science · Physics 2007-11-19 Lorenzo Malavasi , Clemens Ritter , Gaetano Chiodelli

Magnetic and transport properties of Ge(1-x-y)Mn(x)Eu(y)Te crystals with chemical compositions 0.041 < x < 0.092 and 0.010 < y < 0.043 are studied. Ferromagnetic order is observed at 150 < T < 160 K. Aggregation of magnetic ions into…

Ferromagnetic behaviour has been observed experimentally for the first time in nanostructured Manganese. Ultrathin ($\sim$ 0.6 nm) Manganese nanosheets have been synthesized inside the two dimensional channels of sol-gel derived Na-4 mica.…

Mesoscale and Nanoscale Physics · Physics 2012-05-08 Sreemanta Mitra , Amrita Mandal , Anindya Datta , Sourish Banerjee , Dipankar Chkaravorty

Magnetic properties of MnAs were studied as a function of temperature with a superconducting interference device (5 K to 350 K), and atomic force microscopy/magnetic force microscopy (20 K to 360 K). Structural and magnetic properties of…

Materials Science · Physics 2007-05-23 M. Cheon , S. Hegde , S. Wang , M. M. Bishara , G. B. Kim , H. Luo

Temperature and field-dependent magnetization $M(H,T)$ measurements and neutron scattering study of a single crystal CeSb$_2$ are presented. Several anomalies in the magnetization curves have been confirmed at low magnetic field, i.e., 15.6…

Materials Science · Physics 2020-08-26 B. Liu , L. Wang , I. Radelytskyi , Y. Zhang , M. Meven , H. Deng , F. Zhu , Y. Su , X. Zhu , S. Tan , A. Schneidewind

La2Ni7 is an intermetallic compound that is thought to have itinerant magnetism with a small moment ordering below 65 K. A recent study of single crystal samples by Ribeiro et. al. [Phys. Rev. B 105, 014412 (2022)] determined detailed…

Strongly Correlated Electrons · Physics 2023-07-04 John M. Wilde , Aashish Sapkota , Wei Tian , Sergey L. Budko , Raquel A. Ribeiro , Andreas Kreyssig , Paul C. Canfield

Two hypothesizes concerning interaction of neutrons with nanoparticles and having applications in the physics of ultracold neutron (UCN) were recently considered in ref. [Physics of Atomic Nuclei 65(3): 400 (2002)]; they were motivated by…

Nuclear Theory · Physics 2007-05-23 V. V. Nesvizhevsky

We used low-temperature synchrotron x-ray diffraction to investigate the structural phase transitions of Fe1+yTe in the vicinity of a tricitical point in the phase diagram. Detailed analysis of the powder diffraction patterns and…

Superconductivity · Physics 2013-10-03 Cevriye Koz , Sahana Rößler , Alexander A. Tsirlin , Steffen Wirth , Ulrich Schwarz

The structural and magnetic properties of BaMn2Si2O7 have been investigated. The magnetic susceptibility and specific heat, measured using single crystals, suggest that the quasi-one-dimensional magnetism originating from the loosely…

Materials Science · Physics 2015-06-17 J. Ma , C. D. Dela Cruz , T. Hong , W. Tian , A. A. Aczel , Songxue Chi , J. -Q. Yan , Z. L. Dun , H. D. Zhou , M. Matsuda

We have investigated the temperature evolution of magnetism and its interrelation with structural parameters in perovskite-based layered compound Sr$_2$IrO$_4$, which is believed to be a $J_{eff}$ = 1/2 Mott insulator. The structural…

Strongly Correlated Electrons · Physics 2014-12-15 Imtiaz Noor Bhatti , R. Rawat , A. Banerjee , A. K. Pramanik

Investigating the thermoelectric properties of ferromagnets is important for the development of future microelectronic devices for efficient energy conversion purposes. Ferromagnetic Mn$_5$Ge$_3$C$_x$ thin films with a Curie temperature up…

Materials Science · Physics 2024-02-08 R. Kraft , S. Srichandan , G. Fischer , C. Sürgers

Inelastic neutron scattering and susceptibility measurements have been performed on the optimally-doped Fe-based superconductor FeTe(0.5)Se(0.5), which has a critical temperature, Tc of 14 K. The magnetic scattering at the stripe…

Superconductivity · Physics 2010-03-30 Jinsheng Wen , Guangyong Xu , Zhijun Xu , Zhi Wei Lin , Qiang Li , Ying Chen , Songxue Chi , Genda Gu , J. M. Tranquada

High-temperature (T) and high-electric-field (E) effects on Pb[(Zn_{1/3} Nb_{2/3})_{0.92} Ti_{0.08}]O_3 (PZN-8%PT) were studied comprehensively by neutron diffraction in the ranges 300 <= T <= 550 K and 0 <= E <= 15 kV/cm. We have focused…

Materials Science · Physics 2009-11-07 Kenji Ohwada , Kazuma Hirota , Paul W. Rehrig , Yasuhiko Fujii , Gen Shirane

We have measured magnetization M(T,H), electrical resistivity ro(T,H), thermal conductivity k(T,H), and thermopower S(T,H) of polycrystalline samples of Nd1-xEuxNiO3; 0 <= x <= 0.35; as a function of temperature and external magnetic field.…

Strongly Correlated Electrons · Physics 2007-05-23 V. B. Barbeta , R. F. Jardim , M. T. Escote , N. R. Dilley

The effect of substitution of Co and Fe for Ni in TbNi5 on the structural, magnetic and magneto-thermal properties has been investigated. Considerable enhancement of Curie temperature is observed with Fe substitution, whereas the increase…

Strongly Correlated Electrons · Physics 2010-11-19 Arabinda Haldar , I. Dhiman , A. Das , K. G. Suresh , A. K. Nigam

Using x-ray powder diffraction technique at various temperatures and applied magnetic fields, we have studied the magnetostructural properties of Ce(Fe0.95Si0.05)2. The x-ray diffraction data establish quantitative relationships between…

Strongly Correlated Electrons · Physics 2010-05-21 Arabinda Haldar , Niraj K. Singh , Ya. Mudryk , K. G. Suresh , A. K. Nigam , V. K. Pecharsky

We show that the single-particle and transport relaxation rates in ferromagnetic metals, which determine the thermal and electrical conductivity, respectively, at asymptotically low temperature do not obey a power law as previously thought,…

Strongly Correlated Electrons · Physics 2015-03-16 S. Bharadwaj , D. Belitz , T. R. Kirkpatrick

Altermagnets are a novel type of magnetic system that has a spin-polarised electric band structure in the absence of a net magnetic moment, leading to exciting prospects in potential device applications. Hexagonal MnTe, a prototypical…

The magnetic and magnetotransport properties of metallic 1$T$-VTe$_{2}$ single crystals were investigated at temperatures from 1.3 to 300 K and in magnetic fields up to 35 T. Upon applying a high magnetic field, it is found that the…

Strongly Correlated Electrons · Physics 2021-03-09 Xiaxin Ding , Jie Xing , Gang Li , Luis Balicas , Krzysztof Gofryk , Hai-Hu Wen
‹ Prev 1 4 5 6 7 8 10 Next ›