Highly Compressive Boron Nitride Nanotube Aerogels Reinforced with Reduced Graphene Oxide

ACS Nano ◽  
2019 ◽  
Vol 13 (7) ◽  
pp. 7402-7409 ◽  
Author(s):  
Mingmei Wang ◽  
Tao Zhang ◽  
Dasha Mao ◽  
Yimin Yao ◽  
Xiangliang Zeng ◽  
...  
2020 ◽  
Vol 17 (11/12) ◽  
pp. 779
Author(s):  
Akesh B. Kakarla ◽  
Cin Kong ◽  
Wei Kong ◽  
Ing Kong

Nanomaterials ◽  
2019 ◽  
Vol 9 (7) ◽  
pp. 938 ◽  
Author(s):  
Weijie Liang ◽  
Xin Ge ◽  
Jianfang Ge ◽  
Tiehu Li ◽  
Tingkai Zhao ◽  
...  

The thermally conductive properties of silicone thermal grease enhanced by hexagonal boron nitride (hBN) nanosheets as a filler are relevant to the field of lightweight polymer-based thermal interface materials. However, the enhancements are restricted by the amount of hBN nanosheets added, owing to a dramatic increase in the viscosity of silicone thermal grease. To this end, a rational structural design of the filler is needed to ensure the viable development of the composite material. Using reduced graphene oxide (RGO) as substrate, three-dimensional (3D) heterostructured reduced graphene oxide-hexagonal boron nitride (RGO-hBN)-stacking material was constructed by self-assembly of hBN nanosheets on the surface of RGO with the assistance of binder for silicone thermal grease. Compared with hBN nanosheets, 3D RGO-hBN more effectively improves the thermally conductive properties of silicone thermal grease, which is attributed to the introduction of graphene and its phonon-matching structural characteristics. RGO-hBN/silicone thermal grease with lower viscosity exhibits higher thermal conductivity, lower thermal resistance and better thermal management capability than those of hBN/silicone thermal grease at the same filler content. It is feasible to develop polymer-based thermal interface materials with good thermal transport performance for heat removal of modern electronics utilising graphene-supported hBN as the filler at low loading levels.


2017 ◽  
Vol 328 ◽  
pp. 825-833 ◽  
Author(s):  
Hongling Li ◽  
Lin Jing ◽  
Roland Yingjie Tay ◽  
Siu Hon Tsang ◽  
Jinjun Lin ◽  
...  

2020 ◽  
Vol 68 (4) ◽  
pp. 29-55
Author(s):  
Patrycja Magdalena Nogas ◽  
Krzysztof Gocman ◽  
Tadeusz Kałdoński

The aim of this publication is to present the results of studies on the SN-650 oil base with various concentrations of graphene oxide (GO), reduced graphene oxide (rGO) produced by the Institute of Electronic Materials Technology in Warsaw and hexagonal boron nitride (h-BN) produced according to the technology developed at the Military University of Technology. The first part of the publication presents basic information about graphene oxide and the possibilities of its use, in particular in the field of tribology. The second part of the publication presents the results of tests of lubricity properties of the samples with the addition of 0.05%, 0.1%, 0.5%, 1% and 2% of graphene oxide, reduced graphene oxide or hexagonal boron nitride. The measurements were carried out using the UNMT universal nano/microtester tester and the T-02 four-ball device, at the Department of Tribology, Surface Engineering and Logistics of Service Fluids, which is a part of the Institute of Mechanical Vehicles and Transport of the Mechanical Faculty of the Military University of Technology. The obtained results have demonstrated the beneficial effect of introducing additions in the form of graphene oxide or hexagonal boron nitride onto the tribological properties of the oil base. Keywords: graphene, hexagonal boron nitride, graphene oxide, oil base


2015 ◽  
Vol 159 ◽  
pp. 54-57 ◽  
Author(s):  
Tao Gao ◽  
Lai-jiang Gong ◽  
Zhao Wang ◽  
Zhong-kui Yang ◽  
Wu Pan ◽  
...  

2020 ◽  
Vol 4 (3) ◽  
pp. 1454-1468 ◽  
Author(s):  
Shanmugam Mahalingam ◽  
Sivasankaran Ayyaru ◽  
Young-Ho Ahn

Iron(iii) oxide (Fe2O3) and boron nitride (BN)-doped reduced graphene oxide (rGO) nanosheets were prepared successfully using a surfactant-free hydrothermal method.


RSC Advances ◽  
2016 ◽  
Vol 6 (82) ◽  
pp. 79072-79084 ◽  
Author(s):  
R. Naresh Muthu ◽  
S. Rajashabala ◽  
R. Kannan

The hydrogen storage performance of hybrid nanocomposites composed of reduced graphene oxide, acid treated halloysite nanotubes and hexagonal boron nitride nanoparticles (RGO/A-HNT/h-BN) was studied.


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