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Neutron scattering experiments were performed on the undoped and hole-doped Ca$_{2+x}$Y$_{2-x}$Cu$_5$O$_{10}$, which consists of ferromagnetic edge-sharing CuO$_2$ chains. It was previously reported that in the undoped…

Strongly Correlated Electrons · Physics 2009-11-10 M. Matsuda , K. Kakurai , S. Kurogi , K. Kudo , Y. Koike , H. Yamaguchi , T. Ito , K. Oka

We have investigated the effect of Cu substitution in Eu2(Ir1-xCux)2O7 with the help of magnetic and transport property measurements. XPS measurement reveals that each Cu2+ converts Ir4+ to double amount of Ir5+ ions. The metal-insulator…

Strongly Correlated Electrons · Physics 2022-04-20 Sampad Mondal , M. Modak , B. Maji , Swapan K. Mandal , B. Ghosh , Surajit Saha , M. Sardar , S. Banerjee

The expression for the spin susceptibility $\chi$ of degenerate quark matter is derived with corrections upto $ {\cal O}(g^4\ln g^2)$. It is shown that at low density, $\chi^{-1}$ changes sign and turns negative indicating a ferromagnetic…

High Energy Physics - Phenomenology · Physics 2009-11-20 Kausik Pal , Abhee K. Dutt-Mazumder

We report results of susceptibility chi and 7Li NMR measurements on LiVSi2O6. The temperature dependence of the magnetic susceptibility chi(T) exhibits a broad maximum, typical for low-dimensional magnetic systems. Quantitatively it is in…

Strongly Correlated Electrons · Physics 2015-06-25 B. Pedrini , S. Wessel , J. L. Gavilano , H. R. Ott , S. M. Kazakov , J. Karpinski

The possible inhomogeneity of superconductivity has been investigated by means of bulk-sensitive probes, using La_2-x_Sr_x_CuO_4_ (LSCO) single crystals from the underdoped to optimally doped regime. Measurements of the magnetic…

Superconductivity · Physics 2015-05-13 T. Adachi , K. Omori , Y. Tanabe , Y. Koike

We report the results of ac and dc magnetic susceptibility (chi) and electrical resistivity (rho) measurements on the single crystals of Er2PdSi3, crystallizing in an AlB2-derived hexagonal structure, for two orientations H//[0001] and…

Strongly Correlated Electrons · Physics 2009-11-10 K. K. Iyer , P. L. Paulose , E. V. Sampathkumaran , M. Frontzek , A. Kreyssig , M. Doerr , M. Loewenhaupt , I. Mazilu , G. Behr , W. Loeser

We report magnetic susceptibility $\chi(T)$ measurements on oxygen-isotope exchanged La$_{1-x}$Ca$_{x}$MnO$_{3+y}$ up to 700 K. The $1/\chi(T)$ data show that the ferromagnetic exchange-energy $J$ depends strongly on the oxygen-isotope…

Strongly Correlated Electrons · Physics 2010-03-11 Guo-meng Zhao , John Mann

Magnetic susceptibility of the topological Weyl, type-II Weyl, Dirac, and line node semimetals is theoretically investigated. Dependences of this susceptibility on the chemical potential, temperature, direction and magnitude of the magnetic…

Mesoscale and Nanoscale Physics · Physics 2016-11-16 G. P. Mikitik , Yu. V. Sharlai

The characteristic pseudogap temperature T* in Bi2Sr2CaCu2O8 system has been systematically evaluated as a function of doping, especially focusing on its overdoped region, by measuring the out-of-plane resistivity under the magnetic fields.…

We report temperature (T) dependence of dc magnetization, electrical resistivity (rho(T)), and heat-capacity of rare-earth (R) compounds, Gd3RuSn6 and Tb3RuSn6, which are found to crystallize in the Yb3CoSn6-type orthorhombic structure…

Strongly Correlated Electrons · Physics 2017-06-28 Sanjay K Upadhyay , Kartik K Iyer , E. V. Sampathkumaran

The preparative method, characterization and magnetic susceptibility \chi measurements versus temperature T of the heavy fermion transition metal oxide LiV_{2}O_{4} are reported in detail. The intrinsic \chi(T) shows a nearly T-independent…

Strongly Correlated Electrons · Physics 2010-11-12 S. Kondo , D. C. Johnston , L. L. Miller

The dynamic spin susceptibility, $\chi''(\omega)$, has been measured over the energy range of $2 \leq \omega \leq 10$ meV for overdoped La$_{2-x}$Sr$_{x}$CuO$_{4}$. Incommensurate (IC) spin excitations are observed at 8 K for all…

Superconductivity · Physics 2009-11-10 S. Wakimoto , H. Zhang , K. Yamada , I. Swainson , Hyunkyung Kim , R. J. Birgeneau

We have investigated the effect of temperature on magnetic properties of Bi$_{0.9}$Gd$_{0.1}$Fe$_{1-x}$Ti$_x$O$_3$ (x = 0.00-0.20) multiferroic system. Unexpectedly, the coercive fields ($H_{c}$) of this multiferroic system increased with…

Materials Science · Physics 2016-03-29 Bashir Ahmmad , M. Z. Islam , Areef Billah , M. A. Basith

Magnetization, DC and AC bulk susceptibility of the $S$=1 Haldane chain system doped with electronic holes, Y$_{2-x}$Ca$_x$BaNiO$_5$ (0$\leq$x$\leq$0.20), have been measured and analyzed. The most striking results are (i) a sub-Curie power…

Strongly Correlated Electrons · Physics 2009-11-07 E. Janod , C. Payen , F. -X. Lannuzel , K. Schoumacker

We report a detailed magnetic, dielectric and Raman studies on partially disordered and biphasic double perovskite La2NiMnO6. DC and AC magnetic susceptibility measurements show two magnetic anomalies at TC1 ~ 270 K and TC2 ~ 240 K, which…

Materials Science · Physics 2015-06-18 Pradeep Kumar , S. Ghara , B. Rajeswaran , D. V. S. Muthu , A. Sundaresan , A. K. Sood

We report measurements of the spin susceptibility and the electron effective mass for two-dimensional electrons confined at the interfaces of MgxZn1-xO/ZnO single heterostructures (x = 0.05, 0.08, and 0.11), grown by molecular-beam epitaxy…

The pseudo-binary thiospinel system Cu$_{1-x}$Cd$_{x}$Ir$_{2}$S$_{4}$ was investigated by the x-ray diffraction, electrical resistivity, magnetic susceptibility and specific heat measurements. It was shown that the system exhibits a…

Strongly Correlated Electrons · Physics 2009-11-10 Guanghan Cao , Hideaki Kitazawa , Takehiko Matsumoto , Chunmu Feng

In small Fermi energy metals, disorder can deeply modify superconducting state properties leading to a strong suppression of the critical temperature $T_c$. In this paper, we show that also normal state properties can be seriously…

Superconductivity · Physics 2009-11-07 E. Cappelluti , C. Grimaldi , L. Pietronero

We report on electrical resistivity, magnetic susceptibility and magnetization, on heat capacity and optical experiments in single crystals of Sr_2Ru_(1-x)Ti_xO_4. Samples with x=0.1 and 0.2 reveal purely semiconducting resistivity behavior…

We report muon spin rotation measurements of the local magnetic susceptibility around a positive muon in the paramagnetic state of the quasi one-dimensional spin 1/2 antiferromagnet dichlorobis (pyridine) copper (II). Signals from three…

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