This book gathers selected papers from the 28th International Cryogenic Engineering Conference and International Cryogenic Materials Conference 2022 (ICEC28-ICMC 2022), held virtually in Hangzhou, China on 25-29 April 2022, due to COVID-19 pandemic. Highlighting the latest findings on cryogenic engineering and cryogenic materials, it covers topics including: large-scale cryogenic components, processes and systems for refrigeration, separation, and liquefaction of cryogenic fluids, small-scale cryocoolers, cryogenic space applications, thermal insulation, thermal-physical properties of cryogenic fluids and materials, superconducting materials, devices, systems and applications, etc. The book offers valuable information and insights for academic researchers, engineers in the industry, and operators in the cryogenic field.

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Prof. Limin Qiu has been the leader of the Cryogenic Group "Cryoboat" at Zhejiang University, China since 2001 and a teacher there since 1997. He conducts research and teaching on cryogenic engineering, especially in large-scale gas liquefaction & separation, pulse tube cryocooler and its applications, thermoacoustics, cryogenic heat transfer, and high power electronics cooling. He has published over 200 Journal papers and 60 International Conference Papers, including some on ICEC, CEC, ICR and ICC. He is the holder of more than 100 China patents. He worked as a visiting scholar, Humboldt Fellow or guest professor in Osaka City University, Japan; University of Giessen, Germany; National Institute for Fusion Science (NIFS), Japan; University of Wisconsin, USA; University of Twente, the Netherlands. Prof. Qiu has received several international and domestic awards including: Karl von Linde Award, International Institute of Refrigeration (IIR), 1999; Alexander von Humboldt Fellowship, Alexander von Humboldt Foundation, Germany, 2000; Top 100 excellent doctoral thesis, Ministry of Education, China, 2000; the second grade National Award for Technological Invention, the second grade Award of Science and Technology Progresses, Ministry of Education, China, 2004 and 2013; Award of Science and Technology Progresses for the Youth, Chinese Association of Refrigeration, 2005; the first grade Award of Science and Technology Progresses, Zhejiang Province, 2006; Natural Science Funds for Distinguished Young Scholar, 2008 and National Award of technology and invention, 2014.

Prof. Qiu serves as the dean of Qiushi College, Zhejiang University. He is the vice Chairman of International Cryogenic Engineering Committee (ICEC) and the Editorial Board Member of Cryogenics, the leading international journal in cryogenic engineering. He was the executive dean, Chu Kochen Honors College from 2013 to 2017 and the vice dean, Department of Energy Engineering, Zhejiang University from 2009 to 2013. He is the vice director of Commission of Cryogenic Engineering, Chinese Association of Refrigeration (CAR). He has been serving on the vice president of the Commission A2 (Gas Liquefaction and Separation) of International Institute of Refrigeration from 2007-2015 and the board member of International Cryocooler Conference (ICC) from 2010-2016. He has been involved with the organization of the International Conference on Cryogenics and Refrigeration (ICCR) since 2003, serving as co-chairman for ICCR2013, ACASC2015, ICCR2018 and as chairman for ICEC28/ICMC2020.

Dr. Kai Wang is a Research Professor in the Institute of Refrigeration and Cryogenics at Zhejiang University. He received his B.Eng. degree in Energy and Environment Systems Engineering and Ph.D. degree in Power Engineering and Engineering Thermophysics from Zhejiang University in 2009 and 2014, respectively. Before joining Zhejiang University, he worked as a postdoctoral researcher in the Clean Energy Processes (CEP) Laboratory at Imperial College London during 2018-2019 and in the Energy Research Institute at Nanyang Technological University during 2014-2017. He has been the Managing Editor of the journal Applied Thermal Engineering since 2019. Dr. Wang's research interests focus primarily on high-performance energy technologies, components and systems for liquid-hydrogen production, storage and refuelling, organic Rankine cycles, thermoacoustic power generators/coolers, Stirling engines, co-/trigeneration systems and solar thermal technologies. He is the recipient of the Sadi Carnot Award from the International Institute of Refrigeration (IIR), one of the IIR Scientific Awards for young researchers working on thermodynamics. To date (January 2023), he has published 1 book, 2 book chapters, more than 60 peer-reviewed journal papers and owns more than 10 patents.

Prof. Yanwei Ma is a Professor of Institute of Electrical Engineering, Chinese Academy of Sciences (IEE-CAS), Beijing, China. He received his PhD degree from Tsinghua University in 1996 and then worked as a post-doctoral fellow at University of Science and Technology Beijing (USTB). Following research associate positions at Institute for Materials Research, Tohoku University (Sendai, Japan), National Institute for Materials Science (Tsukuba, Japan) and Universite de Rennes 1 (France), he joined the IEE-CAS in 2004. He is Director of the Superconducting Materials Department at IEE-CAS, a large research group that is mostly devoted to the development of MgB2 and iron-based superconductor wires. He was awarded the "2019 ESAS Award for Excellence in Applied Superconductivity" for outstanding contributions to the development of iron-based wires and tapes. He has published more than 400 refereed SCI journal papers. He has given over 90 invited talks at international conferences. He is a board member of Physica C and Supercond. Sci. Technol., Associate Editor of the Superconductivity News Forum, and board member of International Cryogenic Materials Conference (ICMC).