English
Related papers

Related papers: Large magnetothermopower effect in Dirac materials…

200 papers

We report the detailed investigation of the magnetic, transport, and magnetocaloric effects of GdSbSe by magnetic susceptibility $\chi(T)$, isothermal magnetization $M(H)$, resistivity $\rho(T, H)$, and heat capacity $C_p(T)$ measurements,…

Strongly Correlated Electrons · Physics 2024-09-23 Aarti Gautam , Prabuddha Kant Mishra , Souvik Banerjee , A. Sundaresan , Ashok Kumar Ganguli

We present electronic transport and magnetic properties of single crystals of semimetallic half-Heusler phase LuPdBi, having theoretically predicted band inversion requisite for nontrivial topological properties. The compound exhibits…

Materials Science · Physics 2015-03-19 Orest Pavlosiuk , Dariusz Kaczorowski , Piotr Wiśniewski

We report the temperature $T$ and magnetic field $H$ dependence of the thermopower $S$ of an itinerant triangular antiferromagnet PdCrO$_2$ in high magnetic fields up to 32 T. In the paramagnetic phase, the zero-field thermopower is…

A newly identified magnetic phase called altermagnet is being actively studied because of its unprecedented spin-dependent phenomena. Among the candidate materials, CrSb has a particularly high ordering temperature and a large…

Materials Science · Physics 2024-09-02 Takahiro Urata , Wataru Hattori , Hiroshi Ikuta

The critical properties and magnetocaloric effect of semiconducting ferrimagnet Mn$_3$Si$_2$Te$_6$ single crystals have been investigated by bulk magnetization and heat capacity around $T_c$. Critical exponents $\beta = 0.41\pm0.01$ with a…

Strongly Correlated Electrons · Physics 2018-08-30 Yu Liu , C. Petrovic

We present the first report on a large low-temperature magnetoresistance (MR) of more than 1600% in a SrFe2As2 single crystal and 1300% in a low-energy Ca ion-implanted SrFe2As2 single crystal that occurs before the emergence of…

Superconductivity · Physics 2013-10-24 S. V. Chong , G. V. M. Williams , J. Kennedy , F. Fang , J. L. Tallon , K. Kadowaki

We report a detailed study of the magnetocaloric effect in heterostructures of La2NiMnO6 and La2/3Sr1/3MnO3. The shape, width and magnitude of the temperature dependence of the magnetic entropy change ($\Delta S_{m}$) for these multilayer…

Applied Physics · Physics 2022-11-08 Mohammad Abbasi Eskandari , Seyedeh Sara Ghotb , Mohamed balli , Patrick Fournier

The results of a comprehensive study of MnSb$_2$Te$_4$ single crystals are presented. The structure, Raman spectra, low-temperature transport, Hall effect, magnetization, and magnetic susceptibility are studied. It was established that the…

We report transport measurement in zero and applied magnetic field on a single crystal of NbAs. Transverse and longitudinal magnetoresistance in the plane of this tetragonal structure does not saturate up to 9 T. In the transverse…

Materials Science · Physics 2015-06-24 N. J. Ghimire , Yongkang Luo , M. Neupane , D. J. Williams , E. D. Bauer , F. Ronning

Magnetic entropy and adiabatic temperature changes in and above the room-temperature region has been measured for La0.7Sr0.3Mn1-xM'xO3 (M' = Al, Ti) by means of magnetization and heat capacity measurements in magnetic fields up to 6 T. The…

Materials Science · Physics 2007-08-17 D. N. H. Nam , N. V. Dai , L. V. Hong , N. X. Phuc , S. C. Yu , M. Tachibana , E. Takayama-Muromachi

We present a study of the magnetoresistance and Hall effect in the narrow-gap semiconductor FeSb2 at low temperatures. Both the electrical and Hall resistivities show unusual magnetic field dependence in the low-temperature range where a…

Strongly Correlated Electrons · Physics 2015-06-03 H. Takahashi , R. Okazaki , Y. Yasui , I. Terasaki

A new ternary intermetallic compound $\mathrm{Pr_2Rh_2Ga}$ was synthesized by arc-melting and was characterized by powder X-ray diffraction (PXRD), magnetization, heat capacity $\mathrm{C}_p(\textit{T})$, and electrical resistivity…

Materials Science · Physics 2021-03-10 Baidyanath Sahu

Millimeter sized ThCr$_2$Si$_2$-type CeNi$_2$As$_2$ single crystal was synthesized by NaAs flux method and its physical properties were investigated by magnetization, transport and specific heat measurements. In contrast to the previously…

Strongly Correlated Electrons · Physics 2013-01-01 Yongkang Luo , Jinke Bao , Chenyi Shen , Jieke Han , Xiaojun Yang , Chen Lv , Yuke Li , Wenhe Jiao , Bingqi Si , Chunmu Feng , Jianhui Dai , Guanghan Cao , Zhu-an Xu

This study presents systematic investigations into the growth and physical properties of EuAl$_3$Si single crystals, encompassing magnetic, transport, and thermodynamic analyses. EuAl$_3$Si undergoes a ferromagnetic transition at $T_C$ = 15…

Strongly Correlated Electrons · Physics 2025-01-10 Hai Zeng , Shuo Zou , Zhou Wang , Ziyu Li , Kangjian Luo , Yongkang Luo

The observation of quantized anomalous Hall conductance in the forced ferromagnetic state of MnBi2Te4 thin flakes has attracted much attentions. However, strong magnetic field is needed to fully polarize the magnetic moments due to the…

Materials Science · Physics 2019-11-01 M. Z. Shi , B. Lei , C. S. Zhu , D. H. Ma , J. H. Cui , Z. L. Sun , J. J. Ying , X. H. Chen

We present a study of electronic transport in individual Bi nanowires of large diameter relative to the Fermi wavelength. Measurements of the resistance and thermopower of intrinsic and Sn-doped Bi wires with various wire diameters, ranging…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 A. Nikolaeva , T. E. Huber , D. Gitsu , L. Konopko

We report the magnetocaloric effect in terms of isothermal magnetic entropy change as well as adiabatic temperature change, calculated using the heat capacity data. Using the zero field heat capacity data, the magnetic contribution to the…

Materials Science · Physics 2009-11-11 Pramod Kumar , Niraj K. Singh , K. G. Suresh , A. K. Nigam , S. K. Malik

The magnetic properties of ThCr_2Si_2-type single crystals ACo_2Se_2 (A = K, Rb and Cs) have been investigated by magnetic susceptibility and isothermal magnetization measurements at various temperatures. The ferromagnetic phase transition…

Superconductivity · Physics 2013-08-15 Jinhu Yang , Bin Chen , Hangdong Wang , Qianhui Mao , Masaki Imai , Kazuyoshi Yoshimura , Minghu Fang

We report a detailed study of electrical and thermal transport properties in 2H-M$_x$TaS$_2$ (M = Mn, Co) magnets where M atoms are intercalated in the van der Waals gap. The intercalation induces ferromagentism with an easy-plane…

Strongly Correlated Electrons · Physics 2022-03-01 Yu Liu , Zhixiang Hu , Xiao Tong , Eric D. Bauer , C. Petrovic

We report interlayer electronic transport in CaMnBi$_{2}$ single crystals. Quantum oscillations and angular magnetoresistance suggest coherent electronic conduction and valley polarized conduction of Dirac states. Small cyclotron mass,…

Mesoscale and Nanoscale Physics · Physics 2016-09-14 Aifeng Wang , D. Graf , Lijun Wu , Kefeng Wang , E. Bozin , Yimei Zhu , C. Petrovic