نتایج جستجو برای: surface evaporation

تعداد نتایج: 651335  

Journal: :journal of advances in computer research 0

evaporation phenomena is a effective climate component on water resources management and has special importance in agriculture. in this paper, bayesian belief networks (bbns) as a non-linear modeling technique provide an evaporation estimation  method under uncertainty. as a case study, we estimated the surface water evaporation of the persian gulf and worked with a dataset of observations (dai...

2014
C. Antonini J. B. Lee T. Maitra S. Irvine D. Derome Manish K. Tiwari J. Carmeliet D. Poulikakos

In this report we show that synchrotron X-ray radiography is a powerful method to study liquid-air interface penetration through opaque microtextured surface roughness, leading to wetting transition. We investigate this wetting phenomenon in the context of sessile drop evaporation, and establish that liquid interface sinking into the surface texture is indeed dictated by the balance of capillar...

Journal: :Small 2011
Myunghwan Byun Wei Han Bo Li Suck Won Hong Jin Woo Cho Qingze Zou Zhiqun Lin

A drying droplet on a solid surface (i.e., unbound solution) often leads to the formation of irregular structures, including coffee rings, [ 1 ] fi ngering instabilities, [ 2 ] and polygonal networks, [ 3 ] owing to the capillary fl ow induced by nonuniform evaporation fl ux or temperature-gradient-induced Marangoni convection. Hence, the ability to precisely control the capillary fl ow and con...

2008
WILLIAM R. BOOS KERRY A. EMANUEL

For an imposed thermal forcing localized off the equator, it is known that conservation of absolute angular momentum in axisymmetric flow produces a nonlinear response once the forcing exceeds a critical amplitude. It is shown here that, for a moist atmosphere in convective quasi-equilibrium, the combination of wind-dependent ocean surface enthalpy fluxes and zonal momentum advection can provid...

2000
Fernando Porté-Agel Marc B. Parlange Anthony T. Cahill Alexander Gruber

at the soil surface (namely net radiation, sensible heat flux, and soil heat flux) (e.g., Brutsaert and Sugita, 1994; The time evolution of evaporation from a bare soil, over a 9-d Crago, 1996). Recently, Brutsaert and Chen (1996) properiod following irrigation, is described by a combination of daily and hourly drying patterns. From the second day, the daily evaporation posed a simple model to ...

1995
S. Stringari

The probability of evaporation induced by R+ and R rotons at the surface of superfluid helium is calculated using time dependent density functional theory. We consider excitation energies and incident angles such that phonons do not take part in the scattering process. We predict sizable evaporation rates, which originate entirely from quantum effects. Results for the atomic reflectivity and fo...

2014
IAN M. BROOKS ANDREAS K. GOROCH DAVID P. ROGERS

Ducting of microwave radiation is a common phenomenon over the oceans. The height and strength of the duct are controlling factors for radar propagation and must be determined accurately to assess propagation ranges. A surface evaporation duct commonly forms due to the large gradient in specific humidity just above the sea surface; a deeper surface-based or elevated duct frequently is associate...

Journal: :Soft matter 2015
Robert Hołyst Marek Litniewski Daniel Jakubczyk

The precise determination of evaporation flux from liquid surfaces gives control over evaporation-driven self-assembly in soft matter systems. The Hertz-Knudsen (HK) equation is commonly used to predict evaporation flux. This equation states that the flux is proportional to the difference between the pressure in the system and the equilibrium pressure for liquid/vapor coexistence. We applied mo...

Journal: :Contact lens & anterior eye : the journal of the British Contact Lens Association 2007
Charles W McMonnies

Exposure keratopathy, including that which occurs following laser assisted keratomileusis, appears to be associated with incomplete blinking. Incomplete blinking may contribute to the signs and symptoms of lid wiper epitheliopathy. In addition, precipitation of contact lens surface deposits and other contact lens surface drying phenomena, appear to be accelerated by incomplete blinking. For the...

Journal: :Physics in medicine and biology 1995
C Sturesson S Andersson-Engels

A time-dependent mathematical model for the heat transfer in laser-induced hyperthermia has been developed. The model calculates the temperature distribution in surface-irradiated tissues. Good agreement was found between the predictions of the model and in vitro experimental results obtained for bovine liver irradiated with an expanded beam from a Nd:YAG laser. Surface evaporation of water was...

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