Interference system for high pressure environment

Tero Kumpulainen, Amandeep Singh, Thomas März, Litong Dong, Jarno Reuna, Jorma Vihinen, Dayou Li, Erkki Levänen

Research output: Contribution to journalArticleScientificpeer-review

1 Citation (Scopus)
6 Downloads (Pure)

Abstract

Laser interference patterning or lithography has been used in variety of the applications using, patterning, masking and processing structures at top of material. It offers fast processing over as large areas can be processed simultaneously. Additionally, fine patterns are possible to achieve both in micro and sub-micro scale. In this manuscript is presented novel concept to combine interference patterning and high-pressure processing environment. With aid of high-pressure system, it is possible to control processing environment and add co-solvents in desired state (liquid, gas, supercritical) and use developed system as controlled reactive environment in the future studies. Two systems were developed and assembled for testing and proofing the concept. The results of the two 4-beam interference systems (lens- and mirror-based) are presented and compared.

Original languageEnglish
Article number107278
Number of pages9
JournalOptics and laser technology
Volume142
DOIs
Publication statusPublished - Oct 2021
Publication typeA1 Journal article-refereed

Funding

The authors gratefully acknowledge the support from the EU H2020 Program “Nanostencil”. This work was supported by European Commission's Horizon 2020 project 'NanoStencil' – Grant number 767285. This work made use of Laboratory services facilities at Tampere University. This work was supported by European Commission's Horizon 2020 project 'NanoStencil' ? Grant number 767285. This work made use of Laboratory services facilities at Tampere University. The authors gratefully acknowledge the support from the EU H2020 Program ?Nanostencil?.

Keywords

  • High pressure CO
  • Laser Interference patterning
  • Laser material processing
  • Supercritical fluid

Publication forum classification

  • Publication forum level 1

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics
  • Electrical and Electronic Engineering

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