Results 21 to 30 of about 1,030,132 (246)

Three-dimensional consolidation theory of vertical drain based on continuous drainage boundary

open access: yesJournal of Civil Engineering and Management, 2019
To remedy the limitation that the conventional drainage boundary only considers two extreme cases of pervious and impervious boundaries, the consolidation theory of vertical drain is derived by applying the continuous drainage boundary, and its validity ...
Yi Zhang   +3 more
doaj   +1 more source

Improved Mandrel System for Prefabricated Vertical Drain Installation: A Macro to Micro Analysis

open access: yesApplied Sciences, 2023
Increasing development of infrastructure in Indonesia has driven the need for effective ground improvement methods to accelerate the consolidation of soft soil, which is estimated to occupy around 10% of the country’s land area.
Meilani Adriyati   +4 more
doaj   +1 more source

Simulation of heavy ion irradiation effect on 3D MOSFET

open access: yesAIP Advances, 2023
Single event upset effect is an important factor that causes performance degradation and functional failure of aerospace equipment components in space radiation environment.
Ke Li   +4 more
doaj   +1 more source

Research on the relationship between architectural features in northeast China and vertical aerosol transmission of COVID-19

open access: yesFrontiers in Public Health, 2023
During the COVID-19 pandemic, many buildings in northeast China have had clusters of infected cases in the vertical layout. There is speculation that vertical aerosol transmission occurs. The houses in northeast China are airtight, and range hoods may be
Xia Li   +11 more
doaj   +1 more source

Design approach for interceptor tile drains using hydrus

open access: yesAin Shams Engineering Journal, 2018
Seepage from irrigation canals can be controlled by interceptor pipe drains located down slope of the canal embankment and parallel to the canal. HYDRUS (2D/3D) is a software that simulates water flow in two-dimensional variably-saturated porous media ...
Ahmed Mohamed Tawfik   +1 more
doaj   +1 more source

Consolidation theory of soft foundation with partially penetrating vertical drains under surcharge-vacuum preloading

open access: yesYantu gongcheng xuebao, 2022
Due to the limitations of the existing methods, a simplified method for calculating the consolidation degree for the soft foundation with partially penetrating vertical drains is devised, in which the soil is divided into two layers: an upper layer with ...
TIAN Yi 1, 2, WU Wen-bing 1, 2, 3, ZHANG Lin 4, JIANG Guo-sheng 1, ZONG Meng-fan 1, 2, MEI Guo-xiong 1, 3
doaj   +1 more source

Analytical Solutions for the Radial Consolidation of Unsaturated Foundation with Prefabricated Vertical Drain Based on Fourier Series Expansion Theory

open access: yesApplied Sciences, 2021
This paper presents the analytical solution of the radial consolidation of a prefabricated vertical drain (PVD) foundation under the unsaturated condition.
Qiang Meng   +4 more
doaj   +1 more source

Double Drainage Consolidation Theory of Vertical Drains Based on Continuous Drainage Boundary Conditions

open access: yesBuildings
Conventionally, drainage boundaries are often assumed to be either perfectly permeable or completely impermeable. However, a more realistic approach considers continuous drainage boundaries.
Yi Zhang   +5 more
doaj   +1 more source

Vertical MOSFETs for high performance, low cost CMOS [PDF]

open access: yes, 2007
-We present a review of recent reports on vertical MOSFETs which includes a summary of our own research in this area. Such devices can offer a decananometer channel length in a relaxed lithography. Furthermore, the footprint is substantially smaller than
Tan, L.   +13 more
core   +2 more sources

White Matter and Perivascular Imaging Changes in Alzheimer's Disease and Cerebral Amyloid Angiopathy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Peak‐width of skeletonized mean diffusivity (PSMD) and diffusion tensor imaging–analysis along the perivascular space (DTI‐ALPS), reflecting white matter integrity and glymphatic function, are altered in Alzheimer's disease (AD).
Debina Laishram   +3 more
wiley   +1 more source

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