Fabrication of CMOS Invertors in Si Thin-Film-Transistors by Laser Doping Using a Chemical Solution Coating

We demonstrated that p- and n-type activation layers can be formed in Si films by laser doping with H<sub>3</sub>PO<sub>4</sub> solution and Al<sub>2</sub>O<sub>3</sub> sol coating. The phosphorus and aluminum concentrations at the laser doped region w...

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Main Authors: Kaname Imokawa, Takayuki Kurashige, Akira Suwa, Daisuke Nakamura, Taizoh Sadoh, Tetsuya Goto, Hiroshi Ikenoue
Format: Article
Language:English
Published: IEEE 2020-01-01
Series:IEEE Journal of the Electron Devices Society
Subjects:
Online Access:https://ieeexplore.ieee.org/document/8918252/
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author Kaname Imokawa
Takayuki Kurashige
Akira Suwa
Daisuke Nakamura
Taizoh Sadoh
Tetsuya Goto
Hiroshi Ikenoue
author_facet Kaname Imokawa
Takayuki Kurashige
Akira Suwa
Daisuke Nakamura
Taizoh Sadoh
Tetsuya Goto
Hiroshi Ikenoue
author_sort Kaname Imokawa
collection DOAJ
description We demonstrated that p- and n-type activation layers can be formed in Si films by laser doping with H<sub>3</sub>PO<sub>4</sub> solution and Al<sub>2</sub>O<sub>3</sub> sol coating. The phosphorus and aluminum concentrations at the laser doped region were found to be over 10<sup>19</sup> cm<sup>-3</sup> in Si films. In addition, generations of the activation carriers for n- and p-type layers were confirmed by Hall effects measurement. In this study, the characteristic of CMOS invertors fabricated by laser doping are presented.
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spelling doaj.art-ac1be0221a0a4e7aa2627fb923ae43bf2022-12-21T20:30:23ZengIEEEIEEE Journal of the Electron Devices Society2168-67342020-01-018273210.1109/JEDS.2019.29569918918252Fabrication of CMOS Invertors in Si Thin-Film-Transistors by Laser Doping Using a Chemical Solution CoatingKaname Imokawa0https://orcid.org/0000-0003-0371-0369Takayuki Kurashige1Akira Suwa2Daisuke Nakamura3Taizoh Sadoh4https://orcid.org/0000-0001-6988-5597Tetsuya Goto5https://orcid.org/0000-0001-8384-0096Hiroshi Ikenoue6Graduate School of Information Science and Electrical Engineering, Kyushu University, Fukuoka, JapanGraduate School of Information Science and Electrical Engineering, Kyushu University, Fukuoka, JapanGraduate School of Information Science and Electrical Engineering, Kyushu University, Fukuoka, JapanGraduate School of Information Science and Electrical Engineering, Kyushu University, Fukuoka, JapanGraduate School of Information Science and Electrical Engineering, Kyushu University, Fukuoka, JapanNew Industry Creation Hatchery Center, Tohoku University, Sendai, JapanGraduate School of Information Science and Electrical Engineering, Kyushu University, Fukuoka, JapanWe demonstrated that p- and n-type activation layers can be formed in Si films by laser doping with H<sub>3</sub>PO<sub>4</sub> solution and Al<sub>2</sub>O<sub>3</sub> sol coating. The phosphorus and aluminum concentrations at the laser doped region were found to be over 10<sup>19</sup> cm<sup>-3</sup> in Si films. In addition, generations of the activation carriers for n- and p-type layers were confirmed by Hall effects measurement. In this study, the characteristic of CMOS invertors fabricated by laser doping are presented.https://ieeexplore.ieee.org/document/8918252/Low temperature poly Si (LTPS)thin-film-transistor (TFT)excimer laser annealing (ELA)laser dopingchemical solution coating
spellingShingle Kaname Imokawa
Takayuki Kurashige
Akira Suwa
Daisuke Nakamura
Taizoh Sadoh
Tetsuya Goto
Hiroshi Ikenoue
Fabrication of CMOS Invertors in Si Thin-Film-Transistors by Laser Doping Using a Chemical Solution Coating
IEEE Journal of the Electron Devices Society
Low temperature poly Si (LTPS)
thin-film-transistor (TFT)
excimer laser annealing (ELA)
laser doping
chemical solution coating
title Fabrication of CMOS Invertors in Si Thin-Film-Transistors by Laser Doping Using a Chemical Solution Coating
title_full Fabrication of CMOS Invertors in Si Thin-Film-Transistors by Laser Doping Using a Chemical Solution Coating
title_fullStr Fabrication of CMOS Invertors in Si Thin-Film-Transistors by Laser Doping Using a Chemical Solution Coating
title_full_unstemmed Fabrication of CMOS Invertors in Si Thin-Film-Transistors by Laser Doping Using a Chemical Solution Coating
title_short Fabrication of CMOS Invertors in Si Thin-Film-Transistors by Laser Doping Using a Chemical Solution Coating
title_sort fabrication of cmos invertors in si thin film transistors by laser doping using a chemical solution coating
topic Low temperature poly Si (LTPS)
thin-film-transistor (TFT)
excimer laser annealing (ELA)
laser doping
chemical solution coating
url https://ieeexplore.ieee.org/document/8918252/
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