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Investigation of the effects of commensurability on friction between concentric carbon nanotubes

หน่วยงาน Nanyang Technological University, Singapore

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ชื่อเรื่อง : Investigation of the effects of commensurability on friction between concentric carbon nanotubes
นักวิจัย : Zhu, Chunzhang , Shenai, Prathamesh Mahesh , Zhao, Yang
คำค้น : -
หน่วยงาน : Nanyang Technological University, Singapore
ผู้ร่วมงาน : -
ปีพิมพ์ : 2555
อ้างอิง : Zhu, C., Shenai, P. M., & Zhao, Y. (2012). Investigation of the effects of commensurability on friction between concentric carbon nanotubes. Nanotechnology, 23(1). , 0957-4484 , http://hdl.handle.net/10220/10636 , http://dx.doi.org/10.1088/0957-4484/23/1/015702
ที่มา : -
ความเชี่ยวชาญ : -
ความสัมพันธ์ : Nanotechnology
ขอบเขตของเนื้อหา : -
บทคัดย่อ/คำอธิบาย :

That a commensurate contact usually leads to greater friction than an incommensurate one is a commonly held view in nanotribology. However, this perception seems paradoxical as commensurability is found to have negligible effect on the energy dissipation in double-walled carbon nanotube (DWNT) based oscillators. Using molecular dynamics simulations, we investigate such a paradox from the viewpoint of the atomic origin of friction. It is revealed that the commensurability cannot have a pronounced effect on friction unless the intertube interaction strength and the energy corrugation exceed their critical values. Both the commensurate and incommensurate oscillators constructed from natural DWNTs with an intertube distance of about 3.4 Å, may thus exhibit similar performance.

บรรณานุกรม :
Zhu, Chunzhang , Shenai, Prathamesh Mahesh , Zhao, Yang . (2555). Investigation of the effects of commensurability on friction between concentric carbon nanotubes.
    กรุงเทพมหานคร : Nanyang Technological University, Singapore.
Zhu, Chunzhang , Shenai, Prathamesh Mahesh , Zhao, Yang . 2555. "Investigation of the effects of commensurability on friction between concentric carbon nanotubes".
    กรุงเทพมหานคร : Nanyang Technological University, Singapore.
Zhu, Chunzhang , Shenai, Prathamesh Mahesh , Zhao, Yang . "Investigation of the effects of commensurability on friction between concentric carbon nanotubes."
    กรุงเทพมหานคร : Nanyang Technological University, Singapore, 2555. Print.
Zhu, Chunzhang , Shenai, Prathamesh Mahesh , Zhao, Yang . Investigation of the effects of commensurability on friction between concentric carbon nanotubes. กรุงเทพมหานคร : Nanyang Technological University, Singapore; 2555.