A system built for both deterministic transfer processes and contact photolithography

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Hauptverfasser: Chen, Huandong, Ravichandran, Jayakanth
Format: Preprint
Veröffentlicht: 2024
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author Chen, Huandong
Ravichandran, Jayakanth
author_facet Chen, Huandong
Ravichandran, Jayakanth
contents A home-built compact system that functions as both a transfer stage for deterministic transfer processes and a mask aligner for contact photolithography, is constructed. The precision translation sample stage and optical microscope are shared between the two modes. In the transfer mode, assisted by either an adhesive or a heating element, the setup has been used to deterministically transfer freestanding semiconductors, 2D materials, and van der Waals electrodes. When configured in photolithography mode, the proposed instrument has been employed to fabricate various micro-scale patterns and devices, with minimum feature sizes of ~1-2 um achieved. Our prototype instrument provides a feasible solution for preforming high quality deterministic transfer and photolithography processes on one single tool in house.
format Preprint
id arxiv_https___arxiv_org_abs_2404_13471
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle A system built for both deterministic transfer processes and contact photolithography
Chen, Huandong
Ravichandran, Jayakanth
Applied Physics
Materials Science
A home-built compact system that functions as both a transfer stage for deterministic transfer processes and a mask aligner for contact photolithography, is constructed. The precision translation sample stage and optical microscope are shared between the two modes. In the transfer mode, assisted by either an adhesive or a heating element, the setup has been used to deterministically transfer freestanding semiconductors, 2D materials, and van der Waals electrodes. When configured in photolithography mode, the proposed instrument has been employed to fabricate various micro-scale patterns and devices, with minimum feature sizes of ~1-2 um achieved. Our prototype instrument provides a feasible solution for preforming high quality deterministic transfer and photolithography processes on one single tool in house.
title A system built for both deterministic transfer processes and contact photolithography
topic Applied Physics
Materials Science
url https://arxiv.org/abs/2404.13471