Theoretical study of temperature dependent lattice anharmonicity in TlCl and TlBr

2010 ◽  
Vol 10 (4) ◽  
pp. 1053-1058 ◽  
Author(s):  
Rishi Pal Singh ◽  
Rajendra Kumar Singh
2017 ◽  
Vol 42 (16) ◽  
pp. 11501-11509 ◽  
Author(s):  
Yoshihisa Maeyama ◽  
Kazunori Kadota ◽  
Akira Kitayama ◽  
Yuichi Tozuka ◽  
Mikio Yoshida ◽  
...  

2021 ◽  
Author(s):  
Mohammad Mahmud Hasan

In this thesis we undertake a theoretical study of the flow stability of a liquid film with power-law rheology down a heated incline. We develop and implement a mathematical model for the flow that captures the variation with temperature of the rheological aspect of the fluid. We carry out a linear stability analysis and obtain Orr-Sommerfeld type equations for the evolution of infintesimal perturbations imposed on the equilibrium flow. We obtain asymptotic solutions based on the assumption of perturbations of long wavelength and small variation in viscosity with respect to temperature. We investigate the critical conditions for the onset of instability and determine the effect of a non-Newtonian reheology and the dependence of the fluid properties on temperature


2016 ◽  
Vol 18 (27) ◽  
pp. 18342-18352 ◽  
Author(s):  
Alexey O. Ivanov ◽  
Sofia S. Kantorovich ◽  
Vladimir S. Zverev ◽  
Ekaterina A. Elfimova ◽  
Alexander V. Lebedev ◽  
...  

We study the effects of temperature and concentration on the dynamic spectra of polydisperse magnetic nanoparticle suspensions.


2008 ◽  
Vol 128 (5) ◽  
pp. 054505 ◽  
Author(s):  
Tai-Sang Ahn ◽  
Astrid M. Müller ◽  
Rabih O. Al-Kaysi ◽  
Frank C. Spano ◽  
Joseph E. Norton ◽  
...  

2018 ◽  
Vol 27 (05) ◽  
pp. 1850043 ◽  
Author(s):  
Amandeep Kaur ◽  
Gudveen Sawhney ◽  
Manoj K. Sharma ◽  
Raj K. Gupta

The temperature-dependent preformed cluster model [PCM[Formula: see text]] is employed to extend our recent work [Niyti, G. Sawhney, M. K. Sharma and R. K. Gupta, Phys. Rev. C 91 (2015) 054606] on [Formula: see text]-decay chains of various isotopes of [Formula: see text]–118 superheavy nuclei (SHN), to spontaneous fissioning nuclei [Formula: see text]Lr, [Formula: see text]Rf, [Formula: see text]Db, [Formula: see text]Rg, and [Formula: see text]Cn occurring as end products of these [Formula: see text]-decay chains. The behavior of fragment mass distribution and competitive emergence of the dominant decay mode, i.e., the [Formula: see text]-emission versus spontaneous fission (SF), are studied for identifying the most probable heavy fission fragments, along with the estimation of SF half-life times T[Formula: see text] and total kinetic energy (TKE) of the above noted isotopes of [Formula: see text]–112 nuclei decaying via the SF process. The mass distributions of chosen nuclei are clearly symmetric, independent of mass and temperature. The most preferred decay fragment is found to lie in the neighborhood of doubly magic shell closures of [Formula: see text] and [Formula: see text], with largest preformation factor [Formula: see text]. In addition, a comparative study of the “hot compact” and “cold elongated” configurations of [Formula: see text]-deformed and [Formula: see text]-oriented nuclei indicates significantly different behaviors of the two mass fragmentation yields, favoring “hot compact” configuration.


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