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High-energy heavy ions as a tool for production of nanoporous graphene

Tomić Luketić, Kristina; Gajović, Andreja; Karlušić, Marko (2024) High-energy heavy ions as a tool for production of nanoporous graphene. Applied Surface Science, 669 . ISSN 0169-4332

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Abstract

Single-layered supported graphene sheets were irradiated by iodine, copper, silicon, and oxygen ions in the MeV energy range. The selected ion beams cover a wide range of nuclear and electronic stopping powers. Raman spectroscopy used for the analysis of irradiated graphene samples reveals similar, nanometer-sized, pores due to the ion impacts, but with varying probability of their formation. We observed an inverse relationship between ion velocity and the size of the nanopores. Also, we observed damage accumulation is influenced by electronic stopping in all cases when electronic stopping is greater than nuclear stopping by two orders of magnitude. The systematic investigation presented in this work enables custom-made production of nanoporous graphene using high-energy heavy ion beams.

Item Type: Article
Uncontrolled Keywords: nanoporous graphene; ion irradiation; Raman spectroscopy
Subjects: NATURAL SCIENCES > Physics
NATURAL SCIENCES > Physics > Condensed Matter Physics
Divisions: Division of Materials Physics
Projects:
Project titleProject leaderProject codeProject type
Dinamika defekta u nanomaterijalima: istraživanje putem eksperimenata s ionskim tragovima-DyNaMITE++Marko KarlušićIP-2018-01-2786HRZZ
Potpora vrhunskim istraživanjima Centra izvrsnosti za napredne materijale i senzore-Mile Ivanda; Milko Jakšić; Mario Stipčević; Marko KraljKK.01.1.1.01.0001EK
Depositing User: Marko Karlušić
Date Deposited: 17 Dec 2025 13:21
URI: http://fulir.irb.hr/id/eprint/10544
DOI: 10.1016/j.apsusc.2024.160593

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