current rESEARCH areas

(outdated - to be changed)

STM/AFM 掃描式穿隧顯微鏡/原子力顯微鏡

功能性二維材料的顯微影像與光譜
黑磷:研究其表面結構、應力和能隙的關係、氧化對其電子結構之影響。
石墨烯:研究懸浮石墨烯之材料微觀順應性;以azomethane為氮源,研究單點參雜之石墨烯之電子結構(臺法合作計畫)。

Microscopy and spectroscopy of functionalized 2D materials
Black phosphor: study its surface structure, strain vs. band gap, and interaction with oxygen.
Graphene: study the microscopic compliance property of suspended graphene, study one-pot synthesis of nitrogen doped graphene with azomethane (Taiwan-France collaboration project)

低維度材料中的電子密度波
2D TiSe2: 電子密度波和TiSe2中材料缺陷的關係。
1D NbS3: 電子密度波和NbS3中材料缺陷的關係。(臺俄合作計畫)
1D TaS3: 電子密度波和晶格的耦合現像。

Charge density wave in low-dimensional materials
2D TiSe2: defect structures of TiSe2 and its relation to charge density wave.
1D NbS3: defect and structure of NbS3 and its relation to charge density wave (Taiwan-Russia collaboration project).
1D TaS3: CDW and lattice coupling.

CVD 化學氣相沉積實驗

低溫晶核成長之高品質石墨烯合成(300度以下)
研究甲烷活化能和石墨烯結構之關係
研究化學氣相沉積中,biphenyl和naphthalene對石墨烯的影響

Synthesis of high-quality of graphene by seeding at low temperature (down to 300 C).
Study of methane activation vs. graphene structure.
Effects of biphenyl and naphthalene on graphene CVD.

RFSTM 射頻掃描式穿隧顯微鏡

設計及優化以專利射頻反射量測為合新技術的新型掃描式穿隧顯微鏡(含其電路)
研究展望:結合射頻掃描式穿隧顯微鏡及內建X-ray或同步輻射,得到原子級化學成分資訊;結合射頻掃描式穿隧顯微鏡及電子束,研究電子束對材料表面的反應。

Construction and optimization of a patented radio-frequency reflectometry scanning tunneling microscope (including its electronics)
Experiments (planned): RFSTM with in-situ X-ray (synchrotron): to get atomic chemical resolution RFSTM with electron beam: to study in-situ electron beam induced surface change.