NIMS-ERM Catalytic Materials Group
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Ph.D Adisak Boonchun

NIMS Postdoctoral Researcher
Catalytic Materials Group
Environmental Remediation Materials Unit
National Institute for Materials Science
1-1 Namiki,Tsukuba, Ibaraki 305-0044, Japan
TEL: +81-29-851-3354iExt.4065j
FAX:+81-29-860-4958
e-mail: BOONCHUN.Adisak[at]nims.go.jp


Education
Ph.D * Case Western Reserve University, Cleveland, OH
M.Sc * Kasetsart University, Bangkok, Thailand
B.Sc * Kasetsart University, Bangkok, Thailand


Professional Experience
2011.9-present * NIMS PD Researcher


Research Interests
* theoretical and computational study ofimpurity and native defects in wide-band gap semiconductors
* the further development of the LDA+U method to correct band structure comparing to other band gap approaches such as GW calculation


Publications
  1. First-principles calculation of resonant x-ray emission spectra applied to ZnO
    Preston, A. R. H., Demasi, A., Piper, L. F. J., Smith, K. E., Lambrecht, W. R. L., Boonchun, A., Cheiwchanchamnangij, T., Arnemann, J., van Schilfgaarde, M., Ruck, B. J.
    Phys. Rev. B83,205106(2011)
  2. Critical evaluation of the LDA+U approach for band gap corrections in point defect calculations: The oxygen vacancy in ZnO case study
    Boonchun, A. and Lambrecht, W. R. L.
    physica status solidi (b),n/a, doi: 10.1002/pssb.201046328(2010)
    , .
  3. First-principles study of the elasticity, piezoelectricity, and vibrational modes in LiGaO2 compared with ZnO and GaN
    Boonchun, A. and Lambrecht, W. R. L.
    Phys. Rev. B81,235214 (2010)

  4. First-principles study of oxygen vacancies in MgxZn1-xO alloys
    Boonchun, A. and Lambrecht, W. R. L.
    Phys. Rev. B81, 024103(2010)

  5. Bond lengths, phase stability, and band gaps in MgxZn1-xO alloys
    Boonchun, A., and Lambrecht, W. R. L.
    J. Vac. Sci. Technol. B27,Issue 3, pp. 1717-1721(2009)

  6. First principles study of Mn impurities in PbTiO3 and PbZrO3
    Boonchun, Adisak, Smith, M. F., Cherdhirunkorn, B., Limpijumnong, Sukit
    J. Appl. Phys.101, 043521 (2007)
  7. Identification of Mn site in Pb(Zr,Ti)O3 by synchrotron x-ray absorption near-edge structure: Theory and Experiment
    Limpijumnong, Sukit; Rujirawat, Saroj, Boonchun, Adisak, Smith, M. F., Cherdhirunkorn, B.
    Appl. Phys. Lett.90, 103113(2007)