English
Related papers

Related papers: Crystal structure and low-energy Einstein mode in …

200 papers

We report studies of CaCo{1.86}As2 single crystals. The electronic structure is probed by angle-resolved photoemission spectroscopy (ARPES) measurements of CaCo{1.86}As2 and by full-potential linearized augmented-plane-wave calculations for…

Superconductivity · Physics 2014-06-12 V. K. Anand , R. S. Dhaka , Y. Lee , B. N. Harmon , Adam Kaminski , D. C. Johnston

Electrical, magnetic and galvanomagnetic properties of half-metallic Heusler alloys of Co$_2$YZ (Y = Ti, V, Cr, Mn, Fe, Ni, and Z = Al, Si, Ga, Ge, In, Sn, Sb) were studied in the temperature range 4.2--900 K and in magnetic fields of up to…

Materials Science · Physics 2018-05-09 V. V. Marchenkov , Yu. A. Perevozchikova , N. I. Kourov , V. Yu. Irkhin , M. Eisterer , T. Gao

Van der Waals material Fe$_5$GeTe$_2$, with its long-range ferromagnetic ordering near room temperature, has significant potential to become an enabling platform for implementing novel spintronic and quantum devices. To pave the way for…

We report a study of structural, magnetic, heat capacity and thermoelectric properties of a Rubased Heusler alloy, Ru2TiGe. The magnetic measurements reveal that at higher temperatures, diamagnetic and Pauli paramagnetic contributions…

Strongly Correlated Electrons · Physics 2023-08-07 Sanchayita Mondal , Krishanu Ghosh , R. Ranganathan , Eric Alleno , Chandan Mazumdar

Static magnetic susceptibility \chi, ac susceptibility \chi_{ac} and specific heat C versus temperature T measurements on polycrystalline samples of In2VO5 and \chi and C versus T measurements on the isostructural, nonmagnetic compound…

Strongly Correlated Electrons · Physics 2010-11-17 Yogesh Singh , R. W. McCallum , D. C. Johnston

The infrared reflectivity of a $\rm La_{0.67}Ca_{0.33}MnO_3$ single crystal is studied over a broad range of temperatures (78-340 K), magnetic fields (0-16 T), and wavenumbers (20-9000 cm$^{-1}$). The optical conductivity gradually changes…

Strongly Correlated Electrons · Physics 2019-08-17 A. V. Boris , N. N. Kovaleva , A. V. Bazhenov , P. J. M. van Bentum , Th. Rasing , S-W. Cheong , A. V. Samoilov , N. -C. Yeh

Results are reported for single crystal specimens of Hf$_2$Te$_2$P and compared to its structural analogue Zr$_2$Te$_2$P, which was recently proposed to be a potential reservoir for Dirac physics.[1] Both materials are produced using the…

Materials Science · Physics 2016-03-09 K. -W. Chen , S. Das , D. Rhodes , S. Memaran , T. Besara , T. Siegrist , E. Manousakis , L. Balicas , R. E. Baumbach

Structural and magnetic properties of the CoMn$_{0.88}$Cu$_{0.12}$Ge compound have been investigated using X-ray diffraction (XRD) and differential scanning calorimetry (DSC) accompanied with investigation of magnetic properties under…

The results of micro-structural and detailed magnetization studies are reported here for our recently published TbSr2Cu2.7Mo0.3O7+d superconductor with a transition temperature (Tc) at as high as 80 K [1]. From XRD and EDX the sample was…

Superconductivity · Physics 2009-11-10 V. P. S. Awana , Anurag Gupta , H. Kishan , M. Karppinen , H. Yamauchi , A. V. Narlikar , E. Galstyan , I. Felner

Single-crystalline CeRh3Si2 was investigated by means of x-ray diffraction, magnetic susceptibility, magnetization, electrical resistivity, and specific heat measurements carried out in wide temperature and magnetic field ranges. Moreover,…

Strongly Correlated Electrons · Physics 2015-05-18 A. P. Pikul , D. Kaczorowski , Z. Gajek , J. Stepien--Damm , A. Slebarski , M. Werwinski , A. Szajek

We report measurements of the magnetic susceptibility of twinned single crystals of YBa$_{2}$Cu$_{3}$O$_{6+x}$ from just above their superconducting transition temperatures to 300 K with magnetic fields of up to 5 T applied parallel and…

Superconductivity · Physics 2016-09-21 I. Kokanović , J. R. Cooper

In the framework of density functional theory, the structural and magnetic properties of Fe$_{100-x}$Al$_x$ alloys (${5 \leq x \leq 25}$~at.\%) with the different structural order are investigated. Using the Korringa-Kohn-Rostoker Green's…

In recent years, two-dimensional van der Waals materials have emerged as an important platform for the observation of long-range ferromagnetic order in atomically thin layers. Although heterostructures of such materials can be conceived to…

Using three correlated band approaches, namely the conventional band approach plus on-site Coulomb repulsion $U$, the modified Becke-Johnson functional, and hybrid functional, we have investigated inverse-Heusler ferrimagnets Cr$_2$Co${\cal…

Materials Science · Physics 2018-12-26 Hyo-Sun Jin , K. -W. Lee

High quality single crystals of BaFe$_{12}$O$_{19}$ were grown using the floating zone technique in flowing oxygen pressurized to 100 atm. Single crystal neutron diffraction was used to determine the nuclear and magnetic structure of…

Materials Science · Physics 2015-06-25 H. B. Cao , Z. Y. Zhao , M. Lee , E. S. Choi , M. A. McGuire , B. C. Sales , H. D. Zhou , J. -Q. Yan , D. G. Mandrus

PrV$_2$Al$_{20}$ is a rare example of a heavy fermion system based on strong hybridization between conduction electrons and nonmagnetic quadrupolar moments of the cubic $\Gamma_3$ ground doublet. Here, we report that a high-quality single…

Strongly Correlated Electrons · Physics 2015-06-22 Masaki Tsujimoto , Yosuke Matsumoto , Takahiro Tomita , Akito Sakai , Satoru Nakatsuji

We report the successful synthesis of a new 4$d$ based polycrystalline inverse Heusler alloy Fe$_2$RuGe by an arc melting process and have studied in detail its structural, magnetic and transport properties complemented with first principle…

Ultrafine-grained aluminum alloys offer interesting multifunctional properties with a combination of high strength, low electrical resistivity, and low density. However, due to thermally induced grain coarsening, they typically suffer from…

Two-dimensional (2D) layered magnetic materials are generating a great amount of interest for the next generation of electronic devices thanks to their remarkable properties associated to spin dynamics. The recently discovered layered…

High-quality single crystals of the two-dimensional van der Waals ferromagnet Fe$_3$GaTe$_2$ (FGaT) were successfully grown using the chemical vapour transport method, which effectively reduced surface impurities compared with conventional…

Strongly Correlated Electrons · Physics 2026-05-12 Po-Chun Chang , Sabreen Hammouda , Yung-Hsiang Tung , Yishui Zhou , Iurii Kibalin , Bachir Ouladdiaf , Chao-Hung Du , Yixi Su