JP2016127267A - 二次元物質層を含む電子素子、及びインクジェットプリンティングを利用した電子素子の製造方法 - Google Patents
二次元物質層を含む電子素子、及びインクジェットプリンティングを利用した電子素子の製造方法 Download PDFInfo
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- JP2016127267A JP2016127267A JP2015215581A JP2015215581A JP2016127267A JP 2016127267 A JP2016127267 A JP 2016127267A JP 2015215581 A JP2015215581 A JP 2015215581A JP 2015215581 A JP2015215581 A JP 2015215581A JP 2016127267 A JP2016127267 A JP 2016127267A
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Abstract
Description
前記二次元ナノ物質は、半導体特性を有することができる。
前記二次元ナノ物質それぞれは、単層または複層の構造を有することができる。
前記インクは、導電性物質をさらに含んでもよい。前記インクは、ドーピング物質をさらに含んでもよい。一方、前記二次元ナノ物質は、不純物でドーピングされてもいる。
前記二次元物質層にゲート絶縁層を形成する段階と、前記ゲート絶縁層にゲート電極を形成する段階と、がさらに含まれてもよい。ここで、前記ゲート絶縁層及び前記ゲート電極は、インクジェットプリンティングによって形成されてもよい。
図6Aないし図6Dは、他の例示的な実施形態による電子素子の製造方法を図示したものである。図6Aないし図6Dには、図1及び図2に図示された電子素子(すなわち、トランジスタ素子)を製造する方法が図示されている。
110,250,310,410 基板
120,320,420 ゲート電極
130,330,430 ゲート絶縁層
140,140’,240,340,440,540,640,740 二次元物質層
141,241,341,441 二次元ナノ物質
142 導電性物質
151,351,451,551,651,751 第1電極
152,352,452,552,652,752 第2電極
200 インクジェットプリンティング装置
210 インクジェットヘッド
220 インクチャンバ
230 二次元物質層形成のためのインク
230’ インクパターン
243 溶媒
641 第1導電型物質層
642 第2導電型物質層
Claims (20)
- 互いに離隔されるように設けられる第1電極及び第2電極と、
前記第1電極及び第2電極を連結するように設けられるものであり、そのそれぞれが少なくとも一部が互いに重畳された複数の二次元ナノ物質を含む二次元物質層と、を含む電子素子。 - 前記二次元ナノ物質は、半導体特性を有することを特徴とする請求項1に記載の電子素子。
- 前記二次元物質層は、導電性物質をさらに含むことを特徴とする請求項1または2に記載の電子素子。
- 前記導電性物質は、グラフェン、導電性粒子、導電性ナノチューブ及び導電性ナノワイヤのうち少なくとも一つを含むことを特徴とする請求項3に記載の電子素子。
- 前記二次元物質層は、ドーピング物質をさらに含むことを特徴とする請求項1から4のいずれか一項に記載の電子素子。
- 前記二次元物質層は、チャネル層を含むことを特徴とする請求項1から5のいずれか一項に記載の電子素子。
- 前記二次元物質層に設けられるゲート絶縁層、及び前記ゲート絶縁層に設けられるゲート電極をさらに含むことを特徴とする請求項1から6のいずれか一項に記載の電子素子。
- 前記第1電極及び第2電極と、前記二次元物質層との間に、ショットキー接合が形成されることを特徴とする請求項1から7のいずれか一項に記載の電子素子。
- 前記二次元ナノ物質間に、p−n接合が形成されることを特徴とする請求項1から7のいずれか一項に記載の電子素子。
- 前記二次元ナノ物質それぞれは、単層または複層の構造を有することを特徴とする請求項1から9のいずれか一項に記載の電子素子。
- 前記二次元ナノ物質は、TMD(遷移金属二カルコゲン化物)、ホスホレン、ゲルマナン及びシリセンからなるグループのうちから選択された少なくとも一つを含むことを特徴とする請求項1から10のいずれか一項に記載の電子素子。
- 半導体特性を有し、そのそれぞれが少なくとも一部が互いに重畳された複数の二次元ナノ物質を含む二次元物質層を、インクジェットプリンティングを利用して、基板に形成する段階と、
前記二次元物質層に連結される第1電極及び第2電極を形成する段階と、を含む電子素子の製造方法。 - 前記二次元物質層を形成する段階は、
前記基板に、溶媒及び前記二次元ナノ物質を含むインクを吐出させてインクパターンを形成する段階と、
前記インクパターンを乾燥させ、前記二次元物質層を形成する段階と、を含むことを特徴とする請求項12に記載の電子素子の製造方法。 - 前記溶媒に対する前記二次元ナノ物質の混合比率は、1μg/mL〜100mg/mLであることを特徴とする請求項13に記載の電子素子の製造方法。
- 前記インクは、導電性物質をさらに含むことを特徴とする請求項13または14に記載の電子素子の製造方法。
- 前記インクは、ドーピング物質をさらに含むことを特徴とする請求項13から15のいずれか一項に記載の電子素子の製造方法。
- 前記二次元ナノ物質は、不純物でドーピングされていることを特徴とする請求項13から16のいずれか一項に記載の電子素子の製造方法。
- 前記第1電極及び第2電極は、インクジェットプリンティングによって形成されることを特徴とする請求項12から17のいずれか一項に記載の電子素子の製造方法。
- 前記二次元物質層にゲート絶縁層を形成する段階と、
前記ゲート絶縁層にゲート電極を形成する段階と、をさらに含むことを特徴とする請求項12から18のいずれか一項に記載の電子素子の製造方法。 - 前記ゲート絶縁層及び前記ゲート電極は、インクジェットプリンティングによって形成されることを特徴とする請求項19に記載の電子素子の製造方法。
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CN105742358B (zh) | 2021-02-05 |
US9922825B2 (en) | 2018-03-20 |
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