Results 91 to 100 of about 32,504 (278)

Environmental Assessment Methods for Dissolution of Soil [PDF]

open access: yesNature Environment and Pollution Technology
Water plays a crucial role in the environment and in the process of liquefaction, which can occur during moderate to major earthquakes and cause significant structural damage.
Deepanjali Sahu􀀃, M. K. Tiwari􀀃 and Arunachal Sahu
doaj   +1 more source

A dynamic new look at the lambda transition [PDF]

open access: yes, 2003
We discuss aspects of the theory of critical phenomena and explore the superfluid transition in 4He. We review some of the recent experimental and theoretical work on helium in nonequilibrium conditions and summarize some future space experiments that ...
Chatto, Andrew R., Goodstein, David
core   +1 more source

Development of a Novel Superhydrophobic Sawdust–Perspex Composite Disc for Efficient Oil–Water Separation

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Water pollution by oil and organic substances causes serious problems that threaten the ecosystem. Superhydrophobic materials represent an effective solution for removing oil from water. The present paper investigates the development of a low‐cost, superhydrophobic composite for oil–water separation.
Zienab A. Ahmed
wiley   +1 more source

A numerical approach for liquefaction potential definition [PDF]

open access: yes, 2008
Liquefaction phenomenon in saturated granular soil is not that frequent as amplification cases but can cause heavy damages on buildings and infrastructures whenever is occurs especially within superficial strata. In fact the lack of shear resistance of
Arias-Trujillo, J   +5 more
core  

Correction of Mechanical CPT Data for Liquefaction Resistance Evaluation

open access: yesWorld Congress on Civil, Structural, and Environmental Engineering, 2016
For more than 30 years, there has been considerable interest in using CPT also to evaluate the liquefaction resistance of soils. Unfortunately, most of the simplified methods used for liquefaction resistance evaluation only require in situ measurements from electrical cone penetrometers even if they are frequently applied using measurements from ...
FACCIORUSSO, JOHANN ANTONIO   +2 more
openaire   +2 more sources

Short‐Term Scheduling Optimization of a Single‐Pipeline Refining System With High Melting Point Crude Oil

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT In order to reflect the actual production situation more comprehensively and optimize the production cost, this paper solves the short‐term scheduling optimization problem for a single pipeline containing high melting point crude oil. Based on the refining plan given by the upper layer, a multi‐objective optimization model with high melting ...
Jing Yao   +5 more
wiley   +1 more source

Influence of clay mineralogy on undrained cyclic strength of sand with fines

open access: yesEngineering Science and Technology, an International Journal
Soils in natural or reclaimed areas frequently contain a mixture of sand, silt, and clay, rather than consisting solely of clean sand. The influence of a small proportion of fine plastic particles within a sandy matrix on liquefaction resistance still ...
Irem Bozyigit
doaj   +1 more source

On the undrained cyclic resistance of a partially saturated sand [PDF]

open access: yesE3S Web of Conferences
The undrained cyclic resistance of sandy soils is a key factor in controlling earthquake-induced damage. It is well established that the degree of saturation significantly influences the undrained behaviour of sands, as a reduction in saturation ...
Molina-Gómez Fausto   +2 more
doaj   +1 more source

Next Steps for Hydrogen - physics, technology and the future [PDF]

open access: yes, 2016
Hydrogen has been proposed as a future energy carrier for more than 40 years. In recent decades, impetus has been given by the need to reduce global greenhouse gas emissions from vehicles.
Glowacki, Bartek   +2 more
core  

Study on Natural Gas Decarbonization Process Based on CO2 Desublimation Characteristics

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Natural gas decarbonization is a crucial processing step. In this study, the snow separation technology for removal of carbon dioxide in natural gas based on CO2 desublimation characteristics was introduced. The phase equilibrium calculation of CH4‐CO2 and N2‐CO2 system was carried out by using cubic equations of states (EOSs), and identified ...
Haiqin Wang   +3 more
wiley   +1 more source

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