Results 91 to 100 of about 181,145 (309)

Optical coherence tomography for vulnerability assessment of sandstone [PDF]

open access: yes, 2013
Sandstone is an important cultural heritage material, in both architectural and natural settings, such as neolithic rock art panels. The majority of deterioration effects in porous materials such as sandstone are influenced by the presence and movement ...
Bear   +22 more
core   +1 more source

Fluid Forces Control Structural Remodeling of Blind‐Ended Lymphatic Microvessels

open access: yesAdvanced Healthcare Materials, EarlyView.
Using innovative microfluidic biofabrication with fluid mechanical insights, we recapitulated the blind‐ended microanatomy and physiological drainage properties of capillary lymphatics. Our results reveal the interrelationship between intra‐ and extraluminal regions of lymphatic vessels due to flow‐induced sprouting and morphological changes that ...
Jacob C. Holter   +5 more
wiley   +1 more source

PENENTUAN NILAI KONDUKTIVITAS HIDROLIK TANAH TIDAK JENUH MENGGUNAKAN UJI RESISTIVITAS DI LABORATORIUM

open access: yesJurnal Teknik Pengairan, 2013
Electrical resistivity can be used to identify geotechnical parameters such as water content, liquid limit, plastic limit and unit weight. It is known that the hydraulic conductivity values can be predicted based on soil properties, so that should be ...
Runi Asmaranto   +2 more
doaj  

Hydraulic Conductivity Variation of Coarse-Fine Soil Mixture upon Mixing Ratio

open access: yesAdvances in Civil Engineering, 2018
This paper presents the theoretical and experimental investigations of the hydraulic conductivity variation of the soil mixture that contains two distinct particle size distributions, coarse and fine soils.
Choong-Ki Chung   +3 more
doaj   +1 more source

Hydraulic properties of dune sand–bentonite mixtures of insulation barriers for hazardous waste facilities

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2016
This paper presents a study on the valorization of local materials such as desert dune sand obtained from Laghouat region in the South Algeria and mine bentonite intended for the realization of liner base layers in the conception of insulation barriers ...
M.K. Gueddouda   +4 more
doaj   +1 more source

Hydraulic conductivity of a dense prehydrated GCL: impact of free swell and swelling pressure [PDF]

open access: yes, 2008
Exposure to liquids with high electrolyte concentrations or high cation valence present in landfill leachates can cause significant increases in hydraulic conductivity of clays due to a reduction in the thickness of the double layer.
Di Emidio, Gemmina   +2 more
core  

A pH-based pedotransfer function for scaling saturated hydraulic conductivity reduction: improved estimation of hydraulic dynamics in HYDRUS [PDF]

open access: yes, 2019
Hydraulic conductivity is a key soil property governing agricultural production and is thus an important parameter in hydrologic modeling. The pH scaling factor for saturated hydraulic conductivity (Ks) reduction in the HYDRUS model was reviewed and ...
Ali, Aram   +3 more
core   +3 more sources

Smart Face Masks as Wearable Respiratory Sensors: A Review of Sensor Technologies, Materials, and Future Directions

open access: yesAdvanced Healthcare Materials, EarlyView.
This review highlights recent advances in smart face masks that actively monitor breathing. By integrating humidity, gas, temperature, pressure, strain, and triboelectric sensors, these masks track key respiratory parameters in real time. The article summarizes sensor mechanisms, compares performance across studies, and discusses challenges and future ...
Negin Faramarzi   +7 more
wiley   +1 more source

The response of hydraulic conductivity to air-trapped saturation in a dissolution process of trapped-air in quasi-saturated fine sands media

open access: yesShuiwen dizhi gongcheng dizhi
The hydraulic conductivity of a quasi-saturated aquifer decreases with the increase of air-trapped saturation, but it is difficult to obtain a continuous data on air-trapped saturation through the traditional displacement experiments due to limitations ...
Donghui CHENG   +8 more
doaj   +1 more source

Formulating surrogate pumping test data sets to assess aquifer hydraulic conductivity

open access: yesJournal of Hydrology X, 2018
A hypothesis to estimate hydraulic conductivity from surrogate pumping tests formulated using routinely monitored pumping rates and hydraulic heads is tested. The data set of a surrogate pumping test contains only a few late-time drawdowns represented by
Kerang Sun
doaj   +1 more source

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