Graphene’s ultimate stretchability and ‘realistic’ strength discovered

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The realistic mechanical properties of monolayer graphene have been successfully studied by a new method developed by a research team led by Dr Lu Yang, Associate Professor of Department of Mechanical Engineering at City University of Hong Kong (CityU). The groundbreaking discovery will promote the application of graphene in different areas, such as the touch monitor on flexible mobile phones.

Dr Lu’s research achievement has been published in the prestigious international journal Nature Communications, titled “Elastic straining of free-standing monolayer graphene.” This paper was also highlighted in “Editors' Choice” in the 21 February 2020 issue of Science.

Dr Lu said he was grateful to CityU for providing top-notch facilities for his team to conduct their research, such as the Nano-Manufacturing Laboratory at the CityU Shenzhen Research Institute, the Centre for Super-Diamond and Advanced Films, and the Centre for Advanced Structural Materials.

Members of the research team include PhD students Cao Ke and Han Ying in the Department of Mechanical Engineering and Dr Ly Thuc-hue, Assistant Professor in the Department of Chemistry, at CityU, as well as experts from Tsinghua University and Xidian University.

Period8 Mar 2020 → 11 Mar 2020

Media coverage

TitleGraphene's ultimate stretchability and 'realistic' strength discovered
DescriptionThe realistic mechanical properties of monolayer graphene have been successfully studied by a new method developed by a research team led by Dr Lu Yang, Associate Professor of Department of Mechanical Engineering at City University of Hong Kong (CityU). The groundbreaking discovery will promote the application of graphene in different areas, such as the touch monitor on flexible mobile phones.
Persons
Media name/outletNano Werk
PlaceUnited States
Media typeWeb
Date11/03/20
Linkhttps://www.nanowerk.com/nanotechnology-news2/newsid=54748.php
TitleGraphene’s ultimate stretchability and ‘realistic’ strength discovered
DescriptionOver the years, Dr Lu Yang has researched the mechanical properties of various nanomaterials. His research team has successfully developed a new method for transferring large-area graphene onto his unique nanomechanical testing platform, performing in situ tensile tests in a scanning electron microscope to study changes in stretching and shaping.

Members of the research team include PhD students Cao Ke and Han Ying in the Department of Mechanical Engineering and Dr Ly Thuc-hue, Assistant Professor in the Department of Chemistry, at CityU, as well as experts from Tsinghua University and Xidian University.
Persons
Media name/outletCityU NewsCentre
PlaceHong Kong
Media typeWeb
Producer/AuthorMirror Fung
Date9/03/20
Linkhttps://www.cityu.edu.hk/media/news/2020/03/09/graphenes-ultimate-stretchability-and-realistic-strength-discovered
Title城大測出石墨烯「真實」強度
Description陸洋表示,其團隊研發出新方法,將大面積石墨烯轉移到獨特的測試平台上,在掃描電子顯微鏡下作原位拉伸測試,觀測石墨烯拉伸和成形的變化。當中困難在於如何把非常輕和薄的單層石墨烯樣本完整轉移到獨立式測試平台上,並在拉伸時保持力度平均。
Persons
Media name/outlet文匯報
PlaceHong Kong
Media typeWeb
Producer/Author高鈺
Date9/03/20
Linkpaper.wenweipo.com/2020/03/09/HK2003090030.htm
Title城大首展石墨烯「真實」強度
Description香港城市大學機械工程學系副教授陸洋博士領導的研究團隊,開發嶄新方法,測試並發現單層石墨烯的「真實」力學性能。這項全球首次的發現,將有助推動石墨烯在不同領域的應用,如柔性手機觸摸屏。
Persons
Media name/outlet香港商報
PlaceHong Kong
Media typeWeb
Producer/Author蔣璐
Date9/03/20
Linkhttps://www.hkcd.com/content/2020-03/09/content_1182211.html
Title城大新方法測出石墨稀抗拉強度極限 全球首次發現
Description由城大機械工程學系副教授陸洋領導的團隊以新方法測試出石墨稀的彈性極限和抗拉強度,陸以往致力研究不同納米物料的機械性能,是次研發出用新方法將大面積石墨烯轉移到獨特的測試平台上,並在掃描電子顯微鏡下作原位拉伸測試,觀測石墨烯拉伸和成形的變化。
Persons
Media name/outlet東網
PlaceHong Kong
Media typeWeb
Date8/03/20
Linkhttps://hk.on.cc/hk/bkn/cnt/news/20200308/bkn-20200308163315387-0308_00822_001.html