English/Japanese

Name: Akira SEKIYAMA, Ph. D.

Present Status : Professor

Address:

Division of Materials Physics, Graduate School of Engineering Science, Osaka University

1-3 Machikaneyama, Toyonaka, Osaka 560-8531, Japan

tel.&fax +81-6-6850-6420

e-mail:

My main study is

High-resolution Photoemission Spectroscopy of
Strongly Correlated Electron Systems
based on Rare-Earth and/or Transition-Metal Compounds,
Probing Bulk Electronic States.

• Publication Lists (updated at January 1, 2020)

• Abstracts of my main activities

Detailed descriptions of my main activities

• Photoemission Linear Dichroism Reveals Cubic Wave Functions [J. Phys. Soc. Jpn. 84, 073705 (2015).]

• Probing the prominent 5d-orbital contribution to the conduction electrons in gold by newly developed polarization-dependent hard x-ray valence-band photoemission [New J. Phys. 12, 043045 (2010).]

• Probing three-dimensional electronic structures and Fermi surfaces in a strongly correlated material by hν-dependent high-energy angle-resolved photoemission (ARPES) [Phys. Rev. Lett. 98, 036405 (2007).]

• Revealed bulk photoemission spectra of a strongly correlated 3d¹ electron system Sr_1-xCa_xVO₃: Clear difference of the electronic states between the bulk and surface [Phys. Rev. Lett. 93, 156402 (2004).](under construction)

• High-energy soft x-ray angle-resolved photoemission study of Sr₂RuO₄ and Sr_1.8Ca_0.2RuO₄: Revealed bulk Fermi surfaces and nesting instability [Phys. Rev. B 70, 060506(R) (2004).](under construction)

• High-resolution Ce 3d-4f resonance photoemission study of heavy fermion and valence-fluctuating Ce compounds: Probing bulk 4f electronic states for the first time [Nature 403, 396 (2000).]

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Last update: 1/1/2020