Inertio-thermal vapour bubble growth
نویسندگان
چکیده
Our understanding of homogeneous vapour bubble growth is currently restricted to asymptotic descriptions their limiting behaviour. While attempts have been made incorporate both the inertial and thermal limits into models, early stages not captured. By accounting for changing driving force restriction growth, we present an inertio-thermal model capable accurately capturing evolution a from nano- macro-scale. We compare our predictions with: ( ) published experimental numerical data, b own molecular simulations, showing significant improvement over previous models. This has potential application in improving performance engineering devices, such as ultrasonic cleaning microprocessor cooling, well natural phenomena involving growth.
منابع مشابه
Photo-thermal chemical vapour deposition growth of graphene
The growth of graphene on Ni using a photo-thermal chemical vapour deposition (PT-CVD) technique is reported. The non-thermal equilibrium nature of the PT-CVD process resulted in a much shorter duration of the overall growth time for graphene in both the heating up and cooling down stages, thus allowing for the reduction. Despite the reduced time for synthesis compared to standard thermal chemi...
متن کاملVapour-bubble nucleation and dynamics in turbulent Rayleigh–Bénard convection
Daniela Narezo Guzman1,2,†, Tomasz Frączek2, Christopher Reetz2, Chao Sun1,3, Detlef Lohse1,4 and Guenter Ahlers2 1Physics of Fluids Group, Department of Science and Technology, J.M. Burgers Center for Fluid Dynamics, and Impact-Institute, University of Twente, 7500 AE Enschede, The Netherlands 2Department of Physics, University of California, Santa Barbara, CA 93106, USA 3Center for Combustion...
متن کاملConvective Bubble Growth
Shake a bottle of champagne and pop it open. The champagne will shoot out in a mini-eruption. Do the same to a bottle of beer. Beer will ooze out more slowly. If a bottle of champagne or beer is opened without perturbation, there will be no eruption, but bubbles will rise and grow, often in regularly spaced “trains” (FIG. 1). In Guinness beer, bubbles rise more slowly and may even sink. The myr...
متن کاملStudy of Thermal Bubble Motion in Microchannel
The micro capillary pumped loop system (MCPL) is a highly efficient device for heat transfer because the main driving force is a result of thermo-bubbles in micro-channel. In this study, the scaling effect with respect to the dimensional geometry of MCPL was studied for improving the heat transfer performance. The results showed that when a larger heating power was provided by microheater, the ...
متن کاملThermal Bubble Diagrams Near Zero Energy
The zero four-momentum and equal mass limits are taken for the bubble diagram of scalar fields. It is seen that RTF and ITF are in complete agreement. However contributions from this diagram to both retarded and time-ordered functions do depend on the order of the limits and can be infinite in some cases. This shows explicitly that the relation between the free energy and a derivative expansion...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Journal of Fluid Mechanics
سال: 2022
ISSN: ['0022-1120', '1469-7645']
DOI: https://doi.org/10.1017/jfm.2022.734