Results 101 to 110 of about 232,959 (351)

Correlation of Water Frost Porosity in Laminar Flow over Flat Surfaces [PDF]

open access: yes
A dimensionless correlation has been proposed for water frost porosity expressing its dependence on frost surface temperature and Reynolds number for laminar forced flow over a flat surface.
Kandula, Max
core   +1 more source

Laboratory experiments on frost shattering of rocks [PDF]

open access: yes, 1985
Two kinds of laboratory experiments are performed to examine the mechanism of frost shattering of rocks. One is a freeze-thaw experiment to study the relation of the lithological conditions to the frost shattering rate.
Matsuoka Norikazu, 松岡 憲知
core  

Climate Change in the High Andes:implications and adaptation strategies for small-scale farmers [PDF]

open access: yes, 2010
: Global climate change represents a major threat to sustainable farming in the Andes. Farmers have used local ecological knowledge and intricate production systems to cope, adapt and reorganize to meet climate uncertainty and risk, which have always ...
Dangles, O.   +7 more
core   +2 more sources

Effect of Hydrophobicity on Frost Deposition on Vertical Cold Surfaces under Natural Convection Conditions

open access: yesZhileng xuebao, 2019
A series of visible frosting experiments on vertical superhydrophobic surfaces (153.2°) that were prepared by chemical etching and bare copper surfaces were conducted under natural convection conditions.
Zhao Lingqian   +3 more
doaj  

Experimental Study on Normal Frost-Heave Force Generated from Loess upon Freezing considering Multiple Factors

open access: yesAdvances in Materials Science and Engineering, 2019
An experimental study on the normal frost-heave force generated by loess was conducted by subjecting loess with various water contents and densities to different temperature conditions.
Zai-kun Zhao   +3 more
doaj   +1 more source

EDNRB‐dependent endothelin signaling reduces proliferation and promotes proneural‐to‐mesenchymal transition in gliomas

open access: yesMolecular Oncology, EarlyView.
Glioma cells mainly express the endothelin receptor EDNRB, while EDNRA is restricted to a perivascular tumor subpopulation. Endothelin signaling reduces glioma cell proliferation while promoting migration and a proneural‐to‐mesenchymal transition associated with poor prognosis. This pathway activates Ca2+, K+, ERK, and STAT3 signalings and is regulated
Donovan Pineau   +36 more
wiley   +1 more source

Effects of Outdoor Air Parameters on Frosting Characteristics of Fin-tube Evaporator for Air Source Heat Pump Unit

open access: yesZhileng xuebao, 2006
The effects of the outdoor air temperature and humidity on the frosting characteristics of the fin - tube evaporator coils of an air source heat pump were investigated experimentally.
郭宪民   +3 more
doaj   +2 more sources

Engineered extracellular vesicles enriched with the miR‐214/199a cluster enhance the efficacy of chemotherapy in ovarian cancer

open access: yesMolecular Oncology, EarlyView.
Loss of the miR‐214/199a cluster is associated with recurrence in ovarian cancer. Engineered small extracellular vesicles (m214‐sEVs) elevate miR‐214‐3p/miR‐199a‐5p in tumor cells, suppress β‐catenin, TLR4, and YKT6 signaling, reprogram tumor‐derived sEV cargo, reduce chemoresistance and migration, and enhance carboplatin efficacy and survival in ...
Weida Wang   +12 more
wiley   +1 more source

Analysis of different frost indexes and their potential to assess frost based on HAM simulations [PDF]

open access: yes, 2017
To reach the climate goals of 2020 our buildings have to become a lot more energy-efficient. This challenge rests mainly on the shoulders of the renovation sector because new buildings are only a small part of our building stock.
Calle, Klaas, Van Den Bossche, Nathan
core  

Evaluating the Accuracy of a Gridded Near-Surface Temperature Dataset over Mainland China

open access: yesAtmosphere, 2019
High-resolution meteorological data products are crucial for agrometeorological studies. Here, we study the accuracy of an important gridded dataset, the near-surface temperature dataset from the 5 km × 5 km resolution China dataset of ...
Meijuan Qiu   +4 more
doaj   +1 more source

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