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特別講演会のお知らせ(Dr. Brndiar Jan)

  • 大阪大学共同研究推進プログラム(Application Guideline for Osaka University’s International Joint Research Promotion Program for the Japanese Fiscal Year 2016)により、 Institute of Physics, CCMS, Slovak Academy of Sciences, SlovakiaのBrndiar Jan博士研究員を招いて、以下の特別講演会とセミナーを開催いたします。御来聴を歓迎します。

[1] 特別講演とセミナー
題目:走査プローブ顕微鏡の理論と実験結果のシミュレーション
日時:5月23日(月)10:00 ~ 12:00、13:00 ~ 14:30 (2016年)
場所:応物講義棟2階多目的室 (P1-211)
対象:工学研究科の学生、研究者、教員

[2] 概要
The role of an ab-initio DFT simulation in the SPM techniques

by Dr. Brndiar Jan: Institute of Physics, Center for Computational Materials Science, Slovak Academy of Sciences, Slovakia.

Density functional theory (DFT) as an ab-initio quantum electronic properties calculation is often one of the most powerful tools for prediction and interpretation of processes in scanning probe microscopy (SPM). Especially in the non-contact atomic force microscopy (nc-AFM) DFT can easily calculate force distance curves between atoms of studied surfaces and tip, including short and long range part, which comparing with experimental one serve as fingerprints of chemical composition. We will show this feature on a copper oxide and alumina surface, where we successfully identified different species of atoms on surface and apex of the tip. In the next stage, we will construct the experimental protocol for manipulation of cobalt atom on copper oxide surface and we will verify the cornerstones of nanotribology (concept of structural superlubricity and spacer model) for sliding antimony nanoparticles on highly oriented pyrolitic graphite (HOPG) and molybdenum disulfide (MoS2).

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