CityU achieves major breakthrough in developing new super alloys - CityU Scholars

Description

A research team led by City University of Hong Kong (CityU) has worked out a novel strategy for developing new super alloys that are extremely strong, yet ductile and flexible. The breakthrough solution addresses a daunting, decades-long dilemma in materials science.

The cutting-edge research was published in the latest issue of the prestigious journal Science, in an article titled “Multicomponent intermetallic nanoparticles and superb mechanical behaviors of complex alloys”.

Period	19 Dec 2018 → 20 Dec 2018

Media coverage

Title	城大研製強韌新合金硬不鏽鋼3倍
Description	香港城市大學先進結構材料研究中心的一支研究團隊研發出創新策略，可製造高強度同時高韌性的新型合金。團隊已成功採用該策略製造出由5種金屬製成的新型合金材料，比常用的不鏽鋼種類堅固2至3倍，同時具有延展性，亦可在零下200℃以至1000℃的極端環境下維持性能。研究團隊成員楊濤表示，有關發現已於學術期刊《科學》發表，料新材料將可應用於製造航空設備、太空探索器材、安全運送液體天然氣等。
Persons	Chain Tsuan LIU Department of Materials Science and Engineering Tao YANG Department of Materials Science and Engineering
Media name/outlet	Ming Pao
Place	Hong Kong
Media type	Web
Date	20/12/18
Link	https://news.mingpao.com/pns/%E5%89%B5%E7%A7%91%E7%B7%9A/article/20181220/special/1545243200459

Title	城大研發超強韌新合金
Description	城市大學一支研究團隊，研發高強度高韌性的新型合金，領導研究團隊的城大材料科學及工程學系、大學傑出教授劉錦川稱，這新型合金極其堅固，又兼具延展性和韌性，有望在極低溫及極高溫的環境，即在零下二百度至一千度高溫下，仍能保持優異的性能，為進一步研發超低溫設備和航空高溫系統等奠下基礎。有關研究剛於最新一期的頂尖學術期刊《科學》發表，題目是「多組元金屬間納米顆粒和複合合金的優越機械性能」。
Persons	Chain Tsuan LIU Department of Materials Science and Engineering
Media name/outlet	Sing Tao Daily
Place	Hong Kong
Media type	Web
Date	20/12/18

Title	城大製新合金堅韌無懼冷熱
Description	香港城市大學科研隊伍最近成功製造出高強度、高韌性的新型「高熵合金」，結合了五種金屬元素並使用納米顆粒技術，令合金在堅固5倍同時延展性亦提高1.5倍，突破材料科學界數十年來金屬強度與韌性不可兼得的瓶頸。同時，團隊還發現新的合成合金策略，能夠分別於極低溫及極高溫狀態下均保持優異性能，為有關新型超低溫設備，以及飛機和航空等高溫系統的研發奠基。該項新型合金研究由中國工程院外籍院士、香港城市大學材料科學及工程學系大學傑出教授劉錦川領導，該系高級副研究員楊濤、機械工程學系講座教授開執中，連同城大、香港理工大學、北京工業大學、中南大學及中國科學院金屬研究所多名學者及研究人員參與其中。相關成果已於最新一期的頂尖學術期刊《科學》發表，題目為《多組元金屬間納米顆粒和複合合金的優越機械性能》。
Persons	Chain Tsuan LIU Department of Materials Science and Engineering Tao YANG Department of Materials Science and Engineering Ji-jung KAI Department of Mechanical Engineering
Media name/outlet	Wen Wei Po
Place	Hong Kong
Media type	Web
Date	20/12/18
Link	paper.wenweipo.com/2018/12/20/ED1812200001.htm

Title	CityU achieves major breakthrough in developing new super alloys
Description	A research team led by City University of Hong Kong (CityU) has worked out a novel strategy for developing new super alloys that are extremely strong, yet ductile and flexible. These new alloys are expected to perform well in extremely high and low temperatures, paving the way for developing equipment that can operate at extremely low temperatures and in aerospace systems that operate at extremely high temperatures. The cutting-edge research was published in the latest issue of the prestigious journal Science, in an article titled “Multicomponent intermetallic nanoparticles and superb mechanical behaviors of complex alloys”.
Persons	Chain Tsuan LIU Department of Materials Science and Engineering Tao YANG Department of Materials Science and Engineering Ji-jung KAI Department of Mechanical Engineering Alice HU Department of Mechanical Engineering Yilu ZHAO Department of Mechanical Engineering Yang TONG Jie WEI Da CHEN Department of Mechanical Engineering
Media name/outlet	CityU NewsCentre
Place	Hong Kong
Media type	Web
Date	19/12/18
Link	https://newscentre.cityu.edu.hk/media/news/2018/12/19/cityu-achieves-major-breakthrough-developing-new-super-alloys

Title	城大研超強韌新合金　-200°C至1000°C都擁好性能
Description	香港城市大學領導的研究團隊研發出高強度、高韌性的新型合金，團隊指新合金極堅固，兼具延展性和韌性，有望在極低溫及極高溫、即攝氏零下200度以至1000度高溫下，都能擁有良好性能，該研究為進一步研發超低溫設備和航空高溫系統等提供重要基礎。
Persons	Chain Tsuan LIU Department of Materials Science and Engineering
Media name/outlet	Oriental Daily News
Place	Hong Kong
Media type	Web
Date	19/12/18
Link	https://hk.on.cc/hk/bkn/cnt/news/20181219/bkn-20181219153908589-1219_00822_001.html