Search Results 1-20 of 25

  • 1 / 2
  • Estimates of elasticity and internal friction by Sompi spectral analysis for resonant sphere spectroscopy  [in Japanese]

    山本 萌美 , 山本 明彦 , 大野 一郎

    … The Reasonant Sphere Technique (RST) is a powerful tool to measure elastic and anelastic properties of a solid sample. … In RST, free oscillations of the sample are excited by impulsive input, and the output waveform data are acquired as a function of time. …

    愛媛大学理学部紀要 = Memoirs of the Faculty of Science, Ehime University 17・18, 15-31, 2013

    IR 

  • Elasticity study of very thin Cu films

    FUJIWARA K. , Tanimoto H. , Mizubayashi H. , 谷本 久典 , 水林 博

    … The elastic properties and the surface morphology of Cu/Ta films and Ta/Cu/Ta films sputter-deposited on Si reed substrates were studied for the Cu film thickness, tCu, between 7 and 1000 nm. … not, vert, similar80 nm and a decrease with decreasing tCu below not, vert, similar80 nm. …

    Materials science and engineering. A 442(1-2), 336-341, 2006-12

    IR  Cited by (1)

  • Structural evolution, strain and elasticity of perovskites at high pressures and temperatures

    CARPENTER Michael A. , SONDERGELD Peter , LI BAOSHENG , LIEBERMANN Robert C. , WALSH Joanna W. , SCHREUER Jurgen , DARLING Timothy W.

    … The underlying mechanism of coupling between the tilts and the macroscopic strain also gives rise to large anomalies in single crystal and bulk elastic moduli. … Landau theory provides an effective framework for describing these different changes in properties and relating them, quantitatively, to the evolution of the driving order parameter for the transition. …

    Journal of Mineralogical and Petrological Sciences 101(3), 95-109, 2006-06-01

    J-STAGE  References (86)

  • Ultrasound-Induced Structural Anomaly of Supercooled Liquid in Some Bulk Metallic Glasses

    ICHITSUBO Tetsu , MATSUBARA Eiichiro , ANAZAWA Kazuhiro , NISHIYAMA Nobuyuki , KAI Satoshi , HIRAO Masahiko

    Materials Transactions 45(4), 1189-1193, 2004-04-20

    References (29) Cited by (2)

  • Elasticity Study of Nanostructured Al and Al-Si(Cu) Films

    KABE Yoshio , TANIMOTO Hisanori , MIZUBAYASHI Hiroshi

    … In order to get an insight into the elastic property of nanostructured fcc metal films, the Young’s modulus, <i>E</i><SUB>f</SUB>, and the internal friction, <i>Q</i><SUP>-1</SUP><SUB>f</SUB>, in Al-Si(Cu)<SUB>sp</SUB> … and Al<SUB>sp</SUB> … films prepared by rf-sputtering and those in Al-Si(Cu)<SUB>ve</SUB> … and Al<SUB>ve</SUB> …

    MATERIALS TRANSACTIONS 45(1), 119-124, 2004-01-01

    J-STAGE  References (23)

  • Ultrasound-Induced Structural Anomaly of Supercooled Liquid in Some Bulk Metallic Glasses

    Ichitsubo Tetsu , Matsubara Eiichiro , Anazawa Kazuhiro , Nishiyama Nobuyuki , Kai Satoshi , Hirao Masahiko

    … We have studied the elastic and anelastic behavior of fully structural-relaxed Pd<SUB>40</SUB>Ni<SUB>40</SUB>P<SUB>20</SUB> … and Zr<SUB>55</SUB>Al<SUB>10</SUB>Ni<SUB>5</SUB>Cu<SUB>30</SUB> …

    MATERIALS TRANSACTIONS 45(4), 1189-1193, 2004

    J-STAGE 

  • P1-17 Elastic and anelastic properties of single quasicrystals studied by EMAR  [in Japanese]

    Shiomi Shinjiro , Yoshimoto Yutaka , Tarumi Ryuichi , Ogi Hirotsugu , Hirao Masahiko , Tsai An-Pang

    Proceedings of Symposium on Ultrasonic Electronics 25(0), 45-46, 2004

    J-STAGE 

  • OS06W0396 Characteristic mechanical properties of high-density nanocrystalline gold

    Tanimoto Hisanori , Yamada Takanori , Mizubayashi Hiroshi

    … The Young's modulus of the high-density n-Au is comparable with that of conventional polycrystalline Au, while an anelastic strain as large as the elastic strain is observed in the quasi-static test. … The hardness and the tensile yield stress are about three time larger than those of the polycrystalline Au. …

    The Abstracts of ATEM : International Conference on Advanced Technology in Experimental Mechanics : Asian Conference on Experimental Mechanics 2003.2(0), _OS06W0396-_OS06W0396, 2003

    J-STAGE 

  • Molecular Dynamics (MD) simulation of the elasticity of MgSiO_3 perovskite and the temperature anomaly in the lower mantle

    HAMAHATA Yoshiki , OHTANI Eiji , KAWAMURA Katsuyuki

    … We performed the molecular dynamics simulation of the elastic properties of MgSiO<sub>3</sub> … The simulated P and S wave velocity anomalies corresponding to the temperature anomaly of 500 K are ±1.11% and ±1.13% respectively at the top of the layer, and are ±0.75% and ±0.78% respectively at the core-mantle boundary. …

    Journal of Mineralogical and Petrological Sciences 95(8), 236-244, 2000-12-01

    J-STAGE  References (31)

  • Oxygen mobility in RBa_2Cu_3O_<6+X> by anelastic relaxation  [in Japanese]

    CANNELLI G. , CANTELLI R. , TREQUATTRINI F. , CORDERO F.

    … The electric properties of the oxide superconductors of the RBa<sub>2</sub>Cu<sub>3</sub>O<sub>6+x</sub> … family are determined by the stoichiometry and ordering of oxygen in their CuO<sub>X</sub> … These O atoms are also very mobile even at room temperature and below, as demonstrated by the change of the electric properties of O deficient samples with aging at room temperature. …

    Journal of Advanced Science 7(3), 188-192, 1996-03-15

    J-STAGE  References (9)

  • The Resonant Sphere Technique for Measurements of Elasticity and Anelasticity of a Small Mineral Specimen - An application to olivine-

    SUZUKI Isao , INOUE Yasushi , HIRAO Jun-ichi , ODA Hitoshi , SAITO Toshiaki , SEYA Kiyoshi

    … Computation of free oscillatory eigenfrequencies and modes is possible for elastically anisotropic spheres. … The resonant sphere technique (RST) is now applicable to measurements of elastic and anelastic properties of small specimens with general crystal symmetry. …

    Zisin (Journal of the Seismological Society of Japan. 2nd ser.) 45(2), 213-228, 1992-09-30

    J-STAGE  References (39) Cited by (1)

  • Elastic and Anelastic Properties of Metals and Alloys near the Melting Points  [in Japanese]

    上岡 宏彰

    岐阜大学工学部研究報告 (36), p63-69, 1986

  • Change of Acoustic Attenuation in Sodium during Melting and Solidification Processes

    KAMIOKA Hiroaki , SUMINO Yoshio

    … Thetypical value of attenuation in solid phase was 0.279 neper/cm, and that in liquidphase was 0.201 neper/cm. … At the melting point, a large absorption of ultrasonicwave was seen and its value amounted to 0.51 neper/cm in the melting processand 1.21 neper/cm in the solidification process. … The increase of the attenuationat the melting point may be due to the Rayleigh scattering, which is appreciablein the mixed state of the liquid and the suspending crystallites. …

    Journal of the Physical Society of Japan 54(2), p604-607, 1985-02

  • Neal-field synthetic seismograms taking into account the effects of anelasticity. The effects of anelastic attenuation on seismograms caused by a sedimentary layer.:The Effects of Anelastic Attenuation on Seismograms Caused by a Sedimentary Layer  [in Japanese]

    Takeo Minoru

    … On the other hand, amplitudes and forms of seismic waves are strongly influenced by anelastic properties of the earth. …

    Papers in Meteorology and Geophysics 36(4), 245-257, 1985

    J-STAGE 

  • Change of Acoustic Attenuation in Sodium during Melting and Solidification Processes

    Kamioka Hiroaki , Sumino Yoshio

    … The typical value of attenuation in solid phase was 0.279 neper/cm, and that in liquid phase was 0.201 neper/cm. … At the melting point, a large absorption of ultrasonic wave was seen and its value amounted to 0.51 neper/cm in the melting process and 1.21 neper/cm in the solidification process. … The increase of the attenuation at the melting point may be due to the Rayleigh scattering, which is appreciable in the mixed state of the liquid and the suspending crystallites. …

    Journal of the Physical Society of Japan 54(2), 604-607, 1985

    J-STAGE 

  • An Experimental Study of Regional Heterogeneities of Gravity Tides in Central Japan  [in Japanese]

    ENDO T.

    … After ocean tide corrections the obtained δ-factors show a tendency to decrease from the south-eastern part of this area toward the north-western part by 1.5% for M2 constituent and by 3% for O1 one. … We have examined several possible causes of these δ-factor variations, such as correction errors of ocean tide effects, meteorological disturbances, groundwater perturbations and topographic effects, but none of them can explain the δ-factor variations. …

    Bulletin of the Earthquake Research Institute,University of Tokyo 60(1), p39-86, 1985

    IR  Cited by (1)

  • Ultrasonic Behavior of Liquid Tin-Bismuth Alloys above Melting Point

    KAMIOKA Hiroaki , SUMINO Yoshio

    … The sound velocity and its attenuation of three kinds of liquid tin-bismuthalloys, one eutectic composition of Bi/(Bi-l-Sn)=57.0wt'l3 and two hyper-eutectic compositions of Bi/(Bi-l-Sn)=63.5 and 66.7 wt%, were measured bythe pulse transmission method over a range of temperatures extending from 139 'C(eutectic temperature) to I9O'C. …

    Journal of the Physical Society of Japan 53(9), p3036-3041, 1984-09

  • Behavior of Tin-Bismuth Alloys near Melting Point Found by Measurement of Sound Velocity

    KAMIOKA Hiroaki

    … The VCl0CIt1CS and the attenuatmon Of S0UI1d III till-bISI11Uth alloys 0ftW0 diffCtCntchemical CO[T1P0Siti00S, Bi/(Bi-F-SIN)=57.0WtZ (eutectic) and 66.7wt% (hyper-eutectic), have been measured bv the rulse transmission method at temperaturesbelow and above the melting point. …

    Journal of the Physical Society of Japan 53(4), p1349-1355, 1984-04

  • Ultrasonic Behavior of Liquid Tin-Bismuth Alloys above Melting Point

    Kamioka Hiroaki , Sumino Yoshio

    … The sound velocity and its attenuation of three kinds of liquid tin-bismuth alloys, one eutectic composition of Bi/(Bi+Sn)=57.0 wt% and two hyper-eutectic compositions of Bi/(Bi+Sn)=63.5 and 66.7 wt%, were measured by the pulse transmission method over a range of temperatures extending from 139°C (eutectic temperature) to 190°C. …

    Journal of the Physical Society of Japan 53(9), 3036-3041, 1984

    J-STAGE 

  • Behavior of Tin-Bismuth Alloys near Melting Point Found by Measurement of Sound Velocity

    Kamioka Hiroaki

    … The velocities and the attenuation of sound in tin-bismuth alloys of two different chemical compositions, Bi/(Bi+Sn)=57.0 wt% (eutectic) and 66.7 wt% (hypereutectic), have been measured by the pulse transmission method at temperatures below and above the melting point. …

    Journal of the Physical Society of Japan 53(4), 1349-1355, 1984

    J-STAGE 

  • 1 / 2
Page Top