English
Related papers

Related papers: Longitudinal muon spin relaxation in high purity a…

200 papers

We present a systematic ab initio investigation of the longitudinal and transverse spin relaxation times of magnetic single adatoms deposited on metallic substrates. Our analysis based on time-dependent density functional theory shows that…

Mesoscale and Nanoscale Physics · Physics 2017-10-11 J. Ibañez-Azpiroz , M. dos Santos Dias , S. Blügel , S. Lounis

We present an experimental study of the longitudinal electron-spin relaxation time (T1) of negatively charged nitrogen-vacancy (NV) ensembles in diamond. T1 was studied as a function of temperature from 5 to 475 K and magnetic field from 0…

Materials Science · Physics 2015-06-03 A. Jarmola , V. M. Acosta , K. Jensen , S. Chemerisov , D. Budker

The nuclear spin-lattice relaxation time ($T_1$) of lanthanum and aluminum nuclei in a single crystal of lanthanum aluminate doped with neodymium ions is studied to estimate the feasibility of the dynamically polarized lanthanum target…

Instrumentation and Detectors · Physics 2021-10-27 K. Ishizaki , H. Hotta , I. Ide , M. Iinuma , T. Iwata , M. Kitaguchi , H. Kohri , D. Miura , Y. Miyachi , T. Ohta , H. M. Shimizu , H. Yoshikawa , M. Yosoi

Spin-flip Eliashberg function $\alpha_S^2F$ and temperature-dependent spin relaxation time $T_1(T)$ are calculated for aluminum using realistic pseudopotentials. The spin-flip electron-phonon coupling constant $\lambda_S$ is found to be…

Condensed Matter · Physics 2009-10-31 Jaroslav Fabian , S. Das Sarma

A room temperature nuclear magnetic resonance force microscope (MRFM), fitted in a $^1$Tesla electromagnet, is used to measure the nuclear spin relaxation of $^1$H in a micron-size (70ng) crystal of ammonium sulfate. NMR sequences,…

Condensed Matter · Physics 2009-10-31 O. Klein , V. V. Naletov , H. Alloul

The direct electrical method was used to study the behavior of the spin Hall effect in a magnetic field perpendicular to the injection current in aluminum samples with resistivities that differed by two orders of magnitude at a temperature…

Mesoscale and Nanoscale Physics · Physics 2023-12-15 Yu. N. Chiang , M. O. Dzyuba

Zero-field muon-spin-relaxation (ZF-{\boldmath $\mu$}SR) measurements were carried out down to 80 mK on the randomness bond system Tl$_{1-x}$K$_x$CuCl$_3$ with $x$ = 0.44. Time spectra are well fitted by the stretched exponential function…

Strongly Correlated Electrons · Physics 2009-11-13 Takao Suzuki , Fumiko Yamada , Isao Watanabe , Takayuki Goto , Akira Oosawa , Hidekazu Tanaka

We present measurements of magnetic field and frequency dependences of the low temperature (T = 1.8 K) AC-susceptibility, and temperature and field dependences of the longitudinal field positive muon spin relaxation ({\mu}SR) for…

Strongly Correlated Electrons · Physics 2015-06-05 R. C. Johnson , B. Z. Malkin , J. S. Lord , S. R. Giblin , A. Amato , C. Baines , A. Lascialfari , B. Barbara , M. J. Graf

Muon-spin-relaxation (muSR) measurements have been performed for the partially Zn-substituted electron-doped high-T_c_ superconductor Pr_0.86_LaCe_0.14_Cu_1-y_Zn_y_O_4+alpha-delta_ with y=0-0.05 and the reduced oxygen content delta=0-0.09,…

Superconductivity · Physics 2010-07-12 Risdiana , T. Adachi , N. Oki , Y. Koike , T. Suzuki , I. Watanabe

The longitudinal and transverse nuclear magnetic relaxation rates $1/T_1(T)$ and $1/T_2(T)$ are calculated for three- and two-dimensional (3D and 2D) metallic ferro- and antiferromagnets (FM and AFM) with localized magnetic moments in the…

Strongly Correlated Electrons · Physics 2009-10-31 V. Yu. Irkhin , M. I. Katsnelson

Muon spin relaxation (muSR) experiments have been carried out at low temperatures in the non-Fermi-liquid heavy-fermion compound YbRh_2Si_2. The longitudinal-field muSR relaxation function is exponential, indicative that the dynamic spin…

Strongly Correlated Electrons · Physics 2009-11-07 K. Ishida , D. E. MacLaughlin , O. O. Bernal , R. H. Heffner , G. J. Nieuwenhuys , O. Trovarelli , C. Geibel , F. Steglich

Nuclear spin-lattice relaxation times are measured on copper using magnetic resonance force microscopy performed at temperatures down to 42 mK. The low temperature is verified by comparison with the Korringa relation. Measuring spin-lattice…

The temperature-dependent electron spin relaxation of positively charged excitons in a single InAs quantum dot (QD) was measured by time-resolved photoluminescence spectroscopy at zero applied magnetic fields. The experimental results show…

Mesoscale and Nanoscale Physics · Physics 2015-06-03 X. M. Dou , B. Q. Sun , D. S. Jiang , H. Q. Ni , Z. C. Niu

Hidden magnetic order of Sr$_2$Ir$_{1-x}$Rh$_x$O$_4$, $x = 0.05$ and 0.1, has been studied using muon spin relaxation spectroscopy. In zero applied field and weak longitudinal fields ($\mu_0H_L \lesssim 2$~mT), muon spin relaxation data can…

Strongly Correlated Electrons · Physics 2020-05-13 C. Tan , Z. F. Ding , J. Zhang , Z. H. Zhu , O. O. Bernal , P. -C. Ho , A. D. Hillier , A. Koda , H. Luetkens , G. D. Morris , D. E. MacLaughlin , L. Shu

We present the results of muon-spin relaxation (muSR) measurements on the hexagonal manganite HoMnO3. Features in the temperature-dependent relaxation rate, lambda, correlate with the magnetic transitions at 76 K, 38 K and 34 K. The highest…

Strongly Correlated Electrons · Physics 2015-05-14 H. J. Lewtas , T. Lancaster , P. J. Baker , S. J. Blundell , D. Prabhakaran , F. L. Pratt

We study the electron spin dynamics in p-type GaAs doped with magnetic Mn acceptors by means of time-resolved pump-probe and photoluminescence techniques. Measurements in transverse magnetic fields show a long spin relaxation time of 20 ns…

Materials Science · Physics 2009-07-17 I. A. Akimov , R. I. Dzhioev , V. L. Korenev , Yu. G. Kusrayev , E. A. Zhukov , D. R. Yakovlev , M. Bayer

The stretched diamond lattice material LiYbO2 has recently been reported to exhibit two magnetic transitions ($T_{N1} = 1.1 K$, $T_{N2} = 0.45 K$) via specific heat, magnetization, and neutron scattering measurements [Bordelon et al., Phys.…

Strongly Correlated Electrons · Physics 2022-10-19 Eric M. Kenney , Mitchell M. Bordelon , Chennan Wang , Hubertus Luetkens , Stephen D. Wilson , Michael J. Graf

The transverse and longitudinal relaxation rates 1/$T_2$ and 1/$T_1$ of $^{55}$Mn in molecular cluster magnet Mn$_{12}$Ac have been measured al low temperatures down to 200mK and in the fields upto 9T. Both of 1/$T_2$ and 1/$T_1$ exhibit…

Condensed Matter · Physics 2009-11-07 T. Goto , T. Koshiba , T. Kubo , K. Awaga

We report muon spin relaxation measurements on two Ti3+ containing perovskites, LaTiO3 and YTiO3, which display long range magnetic order at low temperature. For both materials, oscillations in the time-dependence of the muon polarization…

Strongly Correlated Electrons · Physics 2009-11-13 P. J. Baker , T. Lancaster , S. J. Blundell , W. Hayes , F. L. Pratt , M. Itoh , S. Kuroiwa , J. Akimitsu

We report predominantly zero field muon spin relaxation measurements in a series of Ca-doped LaMnO_3 compounds which includes the colossal magnetoresistive manganites. Our principal result is a systematic study of the spin-lattice…

Strongly Correlated Electrons · Physics 2009-10-31 R. H. Heffner , J. E. Sonier , D. E. MacLaughlin , G. J. Nieuwenhuys , G. M. Luke , Y. J. Uemura , S-W. Cheong , G. Balakrishnan
‹ Prev 1 2 3 10 Next ›