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Related papers: Interplay between 3d and 4f magnetism in CeCoPO

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Bulk magnetization, transport and neutron scattering measurements were performed to investigate the electronic and magnetic properties of a polycrystalline sample of the newly discovered ferromagnetic superconductor,…

The chain-like system Ba_{3}Cu_{3}Sc_4O_{12} has potentially interesting magnetic properties due to the presence of Cu^{2+} and a structure-suggested low-dimensionality. We present magnetization M versus magnetic field H and temperature T,…

Strongly Correlated Electrons · Physics 2012-11-16 B. Koteswararao , A. V. Mahajan , F. Bert , P. Mendels , J. Chakraborty , V. Singh , I. Dasgupta , S. Rayaprol , V. Siruguri , A. Hoser , S. D. Kaushik

A cerium containing pnictide, CeNiAsO, crystallized in the ZrCuSiAs type structure, has been investigated by measuring transport and magnetic properties, as well as specific heat. We found that CeNiAsO is an antiferromagnetic dense Kondo…

Strongly Correlated Electrons · Physics 2015-05-27 Yongkang Luo , Han Han , Hao Tan , Xiao Lin , Yuke Li , Shuai Jiang , Chunmu Feng , Jianhui Dai , Guanghan Cao , Zhu'an Xu , Shiyan Li

NpCoGe, the neptunium analogue of the ferromagnetic superconductor UCoGe, has been investigated by dc-magnetization, ac-susceptibility, specific heat, electrical resistivity, Hall effect, 237Np Moessbauer spectroscopy and LSDA calculations.…

Strongly Correlated Electrons · Physics 2015-06-18 E. Colineau , J. -C. Griveau , R. Eloirdi , P. Gaczyński , S. Khmelevskyi , A. B. Shick , R. Caciuffo

We measured the resistivity and magnetic susceptibility to map out the phase diagram of single crystalline NaFe$_{1-x}$Co$_x$As. Replacement of Fe by Co suppresses both the structural and magnetic transition, while enhances the…

Superconductivity · Physics 2012-06-21 A. F. Wang , X. G. Luo , Y. J. Yan , J. J. Ying , Z. J. Xiang , G. J. Ye , P. Cheng , Z. Y. Li , W. J. Hu , X. H. Chen

We report on the magnetic properties of CsCo$_2$Se$_2$ with ThCr$_2$Si$_2$ structure, which we have characterized through a series of magnetization and neutron diffraction measurements. We find that CsCo$_2$Se2$_2$ undergoes a phase…

Strongly Correlated Electrons · Physics 2016-05-20 F. von Rohr , A. Krzton-Maziopa , V. Pomjakushin , H. Grundmann , Z. Guguchia , W. Schnick , A. Schilling

We performed $^{59}$Co nuclear magnetic and quadrupole resonance (NMR and NQR) measurements under pressure on a single-crystalline CeCoSi, which undergoes an unresolved phase transition at $T_0$. The NQR spectra clearly showed that the…

Strongly Correlated Electrons · Physics 2021-01-19 Masahiro Manago , Hisashi Kotegawa , Hideki Tou , Hisatomo Harima , Hiroshi Tanida

57Fe M\"{o}ssbauer spectroscopy was applied to an iron-based layered compound CeFePO. At temperatures from 9.4 to 293 K, no magnetic splitting was observed in the M\"ossbauer spectra of CeFePO indicating a paramagnetic phase of the Fe…

Strongly Correlated Electrons · Physics 2012-05-25 Tetsuro Nakamura , Takashi Yamamoto , Masanori Matoba , Yasuaki Einaga , Yoichi Kamihara

The structural, electronic, and magnetic properties of the superconducting NdFeAsO$_{1-x}$F$_{x}$ phases ($T_C=43 {\rm K}$ for $x=0.15$) have been investigated experimentally by high-resolution synchrotron x-ray powder diffraction,…

Superconductivity · Physics 2009-09-30 P. Jeglic , J. -W. G. Bos , A. Zorko , M. Brunelli , K. Koch , H. Rosner , S. Margadonna , D. Arcon

We report anomalous physical properties of single-crystalline FeSi over a wide temperature range 1.8-400 K. X-ray diffraction, specific heat, and magnetization measurements indicate that the FeSi crystals synthesized in this study are of…

Materials Science · Physics 2018-04-09 Y. Fang , S. Ran , W. Xie , M. B. Maple

We have measured the electrical resistivity of cerium monochalcogenices, CeS, CeSe, and CeTe, under high pressures up to 8 GPa. Pressure dependences of the antiferromagnetic ordering temperature $T_{N}$, crystal field splitting, and the…

Strongly Correlated Electrons · Physics 2016-12-09 Y. Hayashi , S. Takai , T. Matsumura , H. Tanida , M. Sera , K. Matsubayashi , Y. Uwatoko , A. Ochiai

An extended investigation of the electronic phase diagram of FeSe$_{1-x}$ up to pressures of $p\simeq2.4$\,GPa by means of ac and dc magnetization, zero field muon spin rotation (ZF $\mu$SR), and neutron diffraction is presented. ZF $\mu$SR…

Magnetic, transport, and specific heat measurements have been performed on layered metallic oxide Na$_{1.5}$Co$_2$O$_4$ as a function of temperature $T$. Below a characteristic temperature $T^*$=30$-$40 K, electrical resistivity shows a…

Strongly Correlated Electrons · Physics 2009-11-10 K. Miyoshi , E. Morikuni , K. Fujiwara , J. Takeuchi , T. Hamasaki

We study single crystals of the magnetic superconductor EuRbFe$_4$As$_4$ by magnetization, electron spin resonance (ESR), angle-resolved photoemission spectroscopy (ARPES) and electrical resistance in pulsed magnetic fields up to 630 kOe.…

We have used temperature dependent x-ray absorption at the Ce-L3 edge to investigate the recently discovered Kondo compound Ce2Rh3Al9. The systematic changes of the spectral lineshape with decreasing temperature are analyzed and found to be…

Strongly Correlated Electrons · Physics 2009-11-07 C. Grazioli , Z. Hu , M. S. Golden , J. Fink K. Attenkofer , O. Trovarelli , C. Geibel

For CaCu$_{3}$Ti$_{4}$O$_{12}$ -- an insulator that exhibits a giant dielectric response above 100 K -- Cu$^{2+}$ antiferromagnetic spin ordering has been investigated by magnetic Raman scattering and magnetization measurements. Below the…

Strongly Correlated Electrons · Physics 2007-05-23 A. Koitzsch , G. Blumberg , A. Gozar , B. Dennis , A. P. Ramirez , S. Trebst , Shuichi Wakimoto

The resistivity of the heavy-fermion superconductor CeCoIn5 was measured as a function of temperature, down to 25 mK and in magnetic fields of up to 16 T applied perpendicular to the basal plane. With increasing field, we observe a…

We present the results of paramagnetic LDA band structure calculations: band dispersions, densities of states and Fermi surfaces, for the new iron based high-temperature superconductor LiOHFeSe. Main structural motif providing bands in the…

Superconductivity · Physics 2015-07-22 I. A. Nekrasov , M. V. Sadovskii

We present a detailed specific heat study of the CeNi$_{1-x}$Cu$_{x}$series in a large temperature range of 0.2 K to 300 K. The analysis of these data, considering also previous neutron scattering, magnetic characterization and $\mu$SR…

Strongly Correlated Electrons · Physics 2009-11-11 N. Marcano , J. I. Espeso , J. C. Gomez Sal , J. Rodriguez Fernandez , J. Herrero-Albillos , F. Bartolome

The identification of electronic nematicity across series of iron-based superconductors raises the question of its relationship with superconductivity and other ordered states. Here, we report a systematic elastoresistivity study on…