{"version":"1","article":{"id":"russian-model-links-biphenylene-ribbon-edge-chemistry-to-electronic-gap","slug":"russian-model-links-biphenylene-ribbon-edge-chemistry-to-electronic-gap","language":"en","url":"https://haberpaper.com/en/news/russian-model-links-biphenylene-ribbon-edge-chemistry-to-electronic-gap","api_url":"https://haberpaper.com/api/v1/articles/russian-model-links-biphenylene-ribbon-edge-chemistry-to-electronic-gap?lang=en","title":"Biphenylene nanoribbon edges shape phonons and the electronic gap","summary":"An October 9 Russian preprint models how H–F edge chemistry changes nanoribbon vibrations and the calculated electronic band gap.","category":"business","region":"world","topics":["electrical-materials","semiconductors"],"published_at":"2026-10-13T20:11:52+03:00","modified_at":"2026-10-13T20:11:52+03:00","publication_basis":"publication-record","event_period":"2026-10-09","event_period_basis":"event-or-reference-period","sources":[{"name":"arXiv preprint 2610.13342","url":"https://arxiv.org/abs/2610.13342","checkedAt":"2026-10-13","publishedAt":"2026-10-09"}],"translations":[{"language":"tr","url":"https://haberpaper.com/tr/news/russian-model-links-biphenylene-ribbon-edge-chemistry-to-electronic-gap","api_url":"https://haberpaper.com/api/v1/articles/russian-model-links-biphenylene-ribbon-edge-chemistry-to-electronic-gap?lang=tr"},{"language":"en","url":"https://haberpaper.com/en/news/russian-model-links-biphenylene-ribbon-edge-chemistry-to-electronic-gap","api_url":"https://haberpaper.com/api/v1/articles/russian-model-links-biphenylene-ribbon-edge-chemistry-to-electronic-gap?lang=en"},{"language":"ar","url":"https://haberpaper.com/ar/news/russian-model-links-biphenylene-ribbon-edge-chemistry-to-electronic-gap","api_url":"https://haberpaper.com/api/v1/articles/russian-model-links-biphenylene-ribbon-edge-chemistry-to-electronic-gap?lang=ar"},{"language":"fr","url":"https://haberpaper.com/fr/news/russian-model-links-biphenylene-ribbon-edge-chemistry-to-electronic-gap","api_url":"https://haberpaper.com/api/v1/articles/russian-model-links-biphenylene-ribbon-edge-chemistry-to-electronic-gap?lang=fr"},{"language":"es","url":"https://haberpaper.com/es/news/russian-model-links-biphenylene-ribbon-edge-chemistry-to-electronic-gap","api_url":"https://haberpaper.com/api/v1/articles/russian-model-links-biphenylene-ribbon-edge-chemistry-to-electronic-gap?lang=es"}],"data_types":[],"data":null,"data_compilations":[],"data_downloads":[],"content":{"paragraphs":["Researchers at the Joint Institute for Nuclear Research in Russia used computational methods to study how hydrogen-fluorine edge terminations affect vibrations and electronic properties in biphenylene nanoribbons. In an October 9 arXiv preprint, which has not undergone peer review, the team combined machine-learned interatomic potentials and phonon calculations with density-functional tight binding, comparing free-standing ribbons with ribbons supported on hexagonal boron nitride.","The calculations indicate that H–F edge complexes concentrate low-frequency flexural and twisting vibrations at the ribbon edges and flatten some phonon branches. The authors find that these edge modes contribute to thermal band-gap narrowing, while zero-point motion shifts the calculated gap-closure width toward values reported experimentally; an hBN substrate preserves the main spectral features. These are atom-scale calculations, not measurements on a fabricated nanoribbon device. The first page lists all authors at the Bogoliubov Laboratory of Theoretical Physics, Joint Institute for Nuclear Research, Dubna, Russia."],"key_points":[],"sections":[]},"text":"An October 9 Russian preprint models how H–F edge chemistry changes nanoribbon vibrations and the calculated electronic band gap.\n\nResearchers at the Joint Institute for Nuclear Research in Russia used computational methods to study how hydrogen-fluorine edge terminations affect vibrations and electronic properties in biphenylene nanoribbons. In an October 9 arXiv preprint, which has not undergone peer review, the team combined machine-learned interatomic potentials and phonon calculations with density-functional tight binding, comparing free-standing ribbons with ribbons supported on hexagonal boron nitride.\n\nThe calculations indicate that H–F edge complexes concentrate low-frequency flexural and twisting vibrations at the ribbon edges and flatten some phonon branches. The authors find that these edge modes contribute to thermal band-gap narrowing, while zero-point motion shifts the calculated gap-closure width toward values reported experimentally; an hBN substrate preserves the main spectral features. These are atom-scale calculations, not measurements on a fabricated nanoribbon device. The first page lists all authors at the Bogoliubov Laboratory of Theoretical Physics, Joint Institute for Nuclear Research, Dubna, Russia.","corrections":[],"editorial_illustration":{"kind":"symbolic-editorial-illustration","documentary":false,"scope":"section","asset_id":"business","url":"https://haberpaper.com/assets/illustrations/business-1536.webp","width":1536,"height":1024,"alt":"Symbolic industrial workshop with machinery, a warehouse and a crane.","language":"en"},"section_illustration":{"kind":"symbolic-editorial-illustration","documentary":false,"scope":"section","asset_id":"business","url":"https://haberpaper.com/assets/illustrations/business-1536.webp","width":1536,"height":1024,"alt":"Symbolic industrial workshop with machinery, a warehouse and a crane.","language":"en"}}}