In Situ Synthesis of Co3O4/CoFe2O4 Derived from a Metal–Organic Framework on Nickel Foam: High-Performance Electrocatalyst for Water Oxidation

Author(s):  
Mehran Nozari-Asbemarz ◽  
Mandana Amiri ◽  
Ali Khodayari ◽  
Abolfazl Bezaatpour ◽  
Sima Nouhi ◽  
...  
Molecules ◽  
2021 ◽  
Vol 26 (15) ◽  
pp. 4449
Author(s):  
Lijian Sun ◽  
Limei Li ◽  
Xianhui An ◽  
Xueren Qian

The development of photothermal materials with a high light-to-heat conversion capability is essential for the utilization of clean solar energy. In this work, we demonstrate the use of a novel and sustainable concept involving cellulose liquefaction, rapid gelation, in situ synthesis and hot-press drying to convert cellulose and metal–organic framework (Prussian blue) into a stable photothermal bioplastic that can harvest sunlight and convert it into mechanical motion. As expected, the obtained Prussian blue@cellulose bioplastic (PCBP) can effectively absorb sunlight and the surface can be heated up to 70.3 °C under one sun irradiation (100 mW cm−2). As a demonstration of the practicality of PCBP, it was successfully used to drive a Stirling engine motion. Meanwhile, hot-pressing promotes the densification of the structure of PCBP and, therefore, improves the resistance to the penetration of water/non-aqueous liquids. Moreover, PCBP shows good mechanical properties and thermal stability. Given the excellent photothermal performance and environmentally friendly features of photothermal conversion bioplastic, we envisage this sustainable plastic film could play important roles toward diversified applications: a photothermal layer for thermoelectric generator, agricultural films for soil mulching and photothermal antibacterial activity, among others.


2019 ◽  
Vol 4 (19) ◽  
pp. 5988-5994 ◽  
Author(s):  
Qiang Wang ◽  
Fengyu Liu ◽  
Congcong Wei ◽  
Dandan Li ◽  
Wenjun Guo ◽  
...  

Cellulose ◽  
2012 ◽  
Vol 19 (5) ◽  
pp. 1771-1779 ◽  
Author(s):  
Marcia da Silva Pinto ◽  
Cesar Augusto Sierra-Avila ◽  
Juan P. Hinestroza

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