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Publikováno v:
Progress in Natural Science: Materials International, Vol 31, Iss 5, Pp 664-671 (2021)
The crosslinked gelatin/chitosan/poly(vinyl alcohol)/hydroxyapatite (GEL/CTS/PVA/HAp, GCPH) sponges were fabricated by a freeze-drying method to yield the reinforced composite sponges with proper features. The porosity value and pore size of the cros
Publikováno v:
Progress in Natural Science: Materials International, Vol 31, Iss 4, Pp 527-535 (2021)
FeCo-based non-noble metal electrocatalysts (NNMEs) of FeCo/MCS-NPCS was fabricated by immobilization of hemin on mesoporous carbon shells modified N-doped porous carbon spheres (MCS-NPCS). The obtained FeCo/MCS-NPCS exhibits a half-wave potential (E
Publikováno v:
Progress in Natural Science: Materials International, Vol 31, Iss 3, Pp 398-403 (2021)
In II-VI group, the doping in CdTe nanocrystals (NCs) is more difficult than other chalcogenides. In this communication, CdTe nanocrystals containing Cu impurities were carefully synthesized based on controlled reverse cation exchange process between
Autor:
San Ping Jiang, Shuai He
Publikováno v:
Progress in Natural Science: Materials International, Vol 31, Iss 3, Pp 341-372 (2021)
High temperature solid oxide cells (SOCs) consisted of solid oxide fuel cells (SOFCs) and solid oxide electrolysis cells (SOECs) are considered one of the most environmentally friendly and efficient energy conversion technology to store renewal energ
Publikováno v:
Progress in Natural Science: Materials International, Vol 31, Iss 2, Pp 264-269 (2021)
The application of magnesium hydride (MgH2) is limited due to the high reaction temperature and slow kinetics during dehydrogenation. In order to ameliorate the dehydrogenation property of MgH2, MgC0.5Co3 compound with induction and catalytic effects
Autor:
Zhai Gongxun, Meifang Zhu, Hengxue Xiang, Pan Weinan, Yu Senlong, Lili Li, Mugaanire Tendo Innocent, Jialiang Zhou
Publikováno v:
Progress in Natural Science: Materials International, Vol 31, Iss 2, Pp 239-247 (2021)
Simple, effective and safe flame retardants are required to improve flame retardant properties of polymer fibers. However, traditional additive flame retardants, such as halogen-flame retardants and intumescent flame retardants, are likely to cause p
Publikováno v:
Progress in Natural Science: Materials International, Vol 31, Iss 2, Pp 180-191 (2021)
There has been increasing interest over recent years in the application of three-dimensional (3D) printing technologies in the biomedical field. One such method is Direct Ink Writing (DIW); this approach has the potential advantage of allowing room-t
Publikováno v:
Progress in Natural Science: Materials International, Vol 30, Iss 6, Pp 787-795 (2020)
Developing highly efficient electrocatalysts to facilitate the sluggish cathodic oxygen reduction reaction (ORR) is a key challenge for high-performance fuel cells. Low-dimensional materials have attracted great attention recently because of their un
Autor:
Yun-Kun Dai, Lin Li, Zhen-Bo Wang, Bing Liu, Kong Fanrong, Lei Zhao, Hong-Da Zhang, Xu-Lei Sui
Publikováno v:
Progress in Natural Science: Materials International, Vol 30, Iss 6, Pp 861-867 (2020)
Beyond reasonable designing catalysts, the optimization of preparing air cathode has far-reaching implications for the development of Zinc-air batteries. In this study, the effect of Polytetrafluoroethylene (PTFE) in current collecting layer on the p
Publikováno v:
Progress in Natural Science: Materials International, Vol 30, Iss 6, Pp 868-875 (2020)
High oxygen transport resistance in the cathode is a main cause of the low performance of high temperature proton exchange membrane fuel cell (HT-PEMFC), and therefore to determine the contribution of different mass transport processes to the oxygen