Direct immobilization of an atomically dispersed Pt catalyst by suppressing heterogeneous nucleation at −40 °C

2019 ◽  
Vol 7 (45) ◽  
pp. 25779-25784 ◽  
Author(s):  
Kai Huang ◽  
Ruyue Wang ◽  
Hongbo Wu ◽  
Hao Wang ◽  
Xian He ◽  
...  

Direct deposition of isolated metal atoms onto substrates has been recognized as a simple route to obtain high performance supported atomically dispersed metals (SACs), however, the agglomeration driven by high surface energy is difficult to avoid.

Polymers ◽  
2020 ◽  
Vol 12 (9) ◽  
pp. 2113
Author(s):  
Renjie Shen ◽  
Shiwen Xue ◽  
Yanru Xu ◽  
Qi Liu ◽  
Zhang Feng ◽  
...  

Nanocellulose is a type of nanomaterial with high strength, high specific surface area and high surface energy. Additionally, it is nontoxic, harmless, biocompatible and environmentally friendly and can be extracted from biomass resources. The surface groups of cellulose show high surface energy and binding activity on the nanoscale and can be modified by using various methods. Because nanocellulose has a high elastic modulus, rigidity and a low thermal expansion coefficient, it is an excellent material for polymer reinforcement. This paper summarizes the reinforcement mechanisms of nanocellulose polymer composites with a focus on the role of theoretical models in elucidating these mechanisms. Furthermore, the influence of various factors on the properties of nanocellulose reinforced polymer composites are discussed in combination with analyses and comparisons of specific research results in related fields. Finally, research focus and development directions for the design of high-performance nanocellulose reinforced polymer composites are proposed.


Author(s):  
Monisha Baby ◽  
Vijayalakshmi K. Periya ◽  
Bhuvaneshwari Soundiraraju ◽  
Nisha Balachandran ◽  
Suchithra Cheriyan ◽  
...  

2013 ◽  
Vol 102 (7) ◽  
pp. 2282-2296 ◽  
Author(s):  
Xi Han ◽  
Laila Jallo ◽  
Daniel To ◽  
Chinmay Ghoroi ◽  
Rajesh Davé

Joule ◽  
2018 ◽  
Vol 2 (8) ◽  
pp. 1511-1521 ◽  
Author(s):  
Nien-Chu Lai ◽  
Guangtao Cong ◽  
Zhuojian Liang ◽  
Yi-Chun Lu

Nanoscale ◽  
2019 ◽  
Vol 11 (22) ◽  
pp. 10581-10588 ◽  
Author(s):  
Kenya Kani ◽  
Jeonghun Kim ◽  
Bo Jiang ◽  
Md. Shahriar A. Hossain ◽  
Yoshio Bando ◽  
...  

Making mesoporous rhodium (Rh) with traditional soft-templating methods is challenging because Rh has a high surface energy compared to other metals.


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