Tunable thermal rectification in silicon-functionalized graphene nanoribbons by molecular dynamics simulation

2015 ◽  
Vol 98 ◽  
pp. 24-31 ◽  
Author(s):  
Kunpeng Yuan ◽  
Mingman Sun ◽  
Zhaoliang Wang ◽  
Dawei Tang
2015 ◽  
Vol 48 (24) ◽  
pp. 9024-9038 ◽  
Author(s):  
Petra Bačová ◽  
Anastassia N. Rissanou ◽  
Vagelis Harmandaris

AIP Advances ◽  
2017 ◽  
Vol 7 (1) ◽  
pp. 015112 ◽  
Author(s):  
Maliha Noshin ◽  
Asir Intisar Khan ◽  
Ishtiaque Ahmed Navid ◽  
H. M. Ahsan Uddin ◽  
Samia Subrina

2016 ◽  
Vol 98 ◽  
pp. 228-234 ◽  
Author(s):  
Reza Nazemnezhad ◽  
Mojtaba Zare ◽  
Shahrokh Hosseini-Hashemi ◽  
Hassan Shokrollahi

Author(s):  
Shuai-Chuang Wang ◽  
Xin-Gang Liang ◽  
Xiang-Hua Xu

Thermal rectification as a new phenomenon is attracting great attention. Thermal rectification in silicon nanowires with axial mass gradient is investigated by molecular dynamics simulation. The results of the simulations show that the thermal conductivities are different for the heat flux with opposite directions. The rectification efficiency becomes larger when the mass gradient increases. The effect of temperature gradient on the thermal rectification is also considered. The phonon density of states is calculated to explain the phenomenon. It is found that the interface is responsible to the thermal rectification.


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