Nakamura, H., Tomita, H., Akimoto, H., Matsumura, R., Inoue, I. H., Hasegawa, T., ...
Electrostatic carrier doping using a field-effect-transistor structure is an intriguing approach to explore electronic phases by critical control of carrier concentration. We demonstrate the...
A mechanism for unipolar resistance switching in oxide non-volatile memory devices (2007)
Sanchez, M. J., Rozenberg, M. J., Inoue, I. H.
Building on a recently introduced model for non-volatile resistive switching, we propose a mechanism for unipolar resistance switching in metal-insulator-metal sandwich structures. The commutation...
Inoue, I. H., Yasuda, S., Akinaga, H., Takagi, H.
Exotic features of a metal/oxide/metal (MOM) sandwich, which will be the basis for a drastically innovative nonvolatile memory device, is brought to light from a physical point of view. Here the...
Low temperature metallic state induced by electrostatic carrier doping of SrTiO$_3$ (2006)
Nakamura, H., Inoue, I. H., Takahashi, Y., Hasegawa, T., Tokura, Y., Takagi, H.
Transport properties of SrTiO$_3$-channel field-effect transistors with parylene organic gate insulator have been investigated. By applying gate voltage, the sheet resistance falls below $R_{\Box}$...
Understanding the bulk electronic structure of Ca1-xSrxVO3 (2005)
Maiti, Kalobaran, Manju, U., Ray, Sugata, Mahadevan, Priya, Inoue, I. H., Carbone, C., ...
We investigate the electronic structure of Ca1-xSrxVO3 using careful state-of-the-art experiments and calculations. Photoemission spectra using synchrotron radiation reveal a hitherto unnoticed...
Eguchi, R., Kiss, T., Tsuda, S., Shimojima, T., Mizokami, T., Yokoya, T., ...
We study the electronic structure of Mott-Hubbard systems SrVO$_{3}$ and CaVO$_3$ with bulk and surface-sensitive high-resolution photoemission spectroscopy (PES), using a VUV laser, synchrotron...
Field Effect Transistor Based on KTaO3 Perovskite (2003)
Ueno, K., Inoue, I. H., Yamada, T., Akoh, H., Tokura, Y., Takagi, H.
An n-channel accumulation-type field effect transistor (FET) has been fabricated utilizing a KTaO3 single crystal as an active element and a sputtered amorphous Al2O3 film as a gate insulator. The...
Field-Effect Transistor on SrTiO3 with sputtered Al2O3 Gate Insulator (2003)
Ueno, K., Inoue, I. H., Akoh, H., Kawasaki, M., Tokura, Y., Takagi, H.
A field-effect transistor that employs a perovskite-type SrTiO3 single crystal as the semiconducting channel is revealed to function as n-type accumulation-mode device with characteristics similar to...
High-Field Properties of Single-Crystalline Cavo3 (2002)
Jung, M. H., Inoue, I. H., Nakotte, H., Lacerda, A. H.
The magnetic properties of perovskite CaVO3 single crystals have been studied by means of magnetoresistance r(T, H) and magnetization M(H) measurements in fields to 18T. At 2 K, the magnetoresistance...
Fermi Surface of 3d^1 Perovskite CaVO3 Near the Mott Transition (2002)
Inoue, I. H., Bergemann, C., Hase, I., Julian, S. R.
We present a detailed de Haas van Alphen effect study of the perovskite CaVO3, offering an unprecedented test of electronic structure calculations in a 3d transition metal oxide. Our experimental and...
Electronic structure of Ca$_{1-x}$Sr$_x$VO$_3$: a tale of two energy-scales (2001)
Maiti, K., Sarma, D. D., Rozenberg, M. J., Inoue, I. H., Makino, H., Goto, O., ...
We investigate the electronic structure of Ca$_{1-x}$Sr$_x$VO$_3$ using photoemission spectroscopy. Core level spectra establish an electronic phase separation at the surface, leading to distinctly...
Penetration Depth Measurements in MgB_2: Evidence for Unconventional Superconductivity (2001)
Panagopoulos, C., Rainford, B. D., Xiang, T., Scott, C. A., Kambara, M., Inoue, I. H.
We have measured the magnetic penetration depth of the recently discovered binary superconductor MgB_2 using muon spin rotation and low field $ac$-susceptibility. From the damping of the muon...
Penetration depth measurements in MgB2: Evidence for unconventional superconductivity (2001)
Panagopoulos, C, Rainford, B D, Xiang, T, Scott, C A, Kambara, M, Inoue, I H
Makino, H., Inoue, I. H., Rozenberg, M. J., Aiura, Y., Hase, I., Onari, S.
Optical conductivity spectra of single crystals of Ca_1-xSr_xVO_3 have been studied to elucidate how the electronic behavior depends on the strength of the electron correlation without changing the...
Inoue, I. H., Goto, O., Makino, H., Hussey, N. E., Ishikawa, M.
Single crystals of the perovskite-type $3d^{1}$ metallic alloy system Ca$_{1-x}$Sr$_x$VO$_3$ were synthesized in order to investigate metallic properties near the Mott transition. The substitution of...
Low frequency spectroscopy of the correlated metallic system $Ca_xSr_{1-x}VO_3$ (1996)
Rozenberg, M. J., Inoue, I. H., Makino, H., Iga, F., Nishihara, Y.
We study the photoemission and optical conductivity response of the strongly correlated metallic system $Ca_xSr_{1-x}VO_3$. We find that the basic features of the transfer of spectral weight in...
Development of twin aperture dipole magnets for the Large Hadron Collider (1995)
Yamamoto, A, Shintomi, T, Higashi, N, Hirabayashi, H, Kawamata, H, Song, N, ...