Results 11 to 20 of about 19,851 (197)

Dynamics of Stone Habitats in Coastal Waters of the Southwestern Baltic Sea (Hohwacht Bay)

open access: yesGeosciences, 2021
Cobbles and boulders on the seafloor are of high ecological value in their function as habitats for a variety of benthic species, contributing to biodiversity and productivity in marine environments.
Gitta Ann von Rönn   +5 more
doaj   +1 more source

The Mass Transfer Intensification of Combined Treatment Products [PDF]

open access: yesMATEC Web of Conferences, 2019
The paper addresses the issues, related to mass transfer of treatment products when using combined forming methods with the application of an electric field. The impact of process components upon strength characteristics of parts has been shown.
Skrygin Oleg   +2 more
doaj   +1 more source

Sacrificial gold coating enhances transport of liquid metal in pressurized fountain pen lithography

open access: yesScientific Reports, 2021
Liquid metals have attracted attention as functional components for moldable electronics, such as soft flexible connectors, wires or conductive ink. The relatively high surface tension (> 400 mN m−1) and the fact that liquid metals do not readily wet ...
Gideon I. Livshits   +6 more
doaj   +1 more source

Numerical simulation of crystallization blocking in tunnel drainage pipes based on dynamic mesh and level set

open access: yesCarsologica Sinica, 2023
The complex hydrogeological conditions in karst areas lead to frequent water seepage and water gushing disasters in tunnels, which often require supporting drainage systems to prevent and control water hazards.
Chengjun MAO   +4 more
doaj   +1 more source

Design of micromagnetic arrays for on-chip separation of superparamagnetic bead aggregates and detection of a model protein and double-stranded DNA analytes

open access: yesScientific Reports, 2021
Magnetically actuated lab-on-a-chip (LOC) technologies have enabled rapid, highly efficient separation of specific biomarkers and cells from complex biological samples.
Stefano Rampini   +6 more
doaj   +1 more source

Water exchange and pollutant diffusion law in Gangnan reservoir

open access: yesAlexandria Engineering Journal, 2022
Gangnan Reservoir is an important water source of Shijiazhuang, the seat of northern China’s Hebei Province. The irregular shape of the reservoir makes it easy for water to stop flowing in bays, forming dead water areas.
Shaoxiong Zhang   +3 more
doaj   +1 more source

Analysis of forming characteristics of Ta EFP according to material model

open access: yesEPJ Web of Conferences, 2015
This paper presents numerical analysis result of forming characteristics of Ta explosively formed penetrator (EFP) according to various material models and their values.
Kim H.J., Yi Y.S., Park L.J.
doaj   +1 more source

Experimental Study on the Thrust-Radial Composite Porous Bearings with Hydrodynamic Shape Forming (Experimental Research of the Effects and Lubrication Characteristics of Radial or Thrust-Radial Composite Porous Bearings with Hydrodynamic Shape Forming on the Annular or on the End Surface)

open access: yesTRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C, 2004
This study proposes the combination of some hydrodynamic pressure shapes formed on the end surface or on the annular surface of porous oil impregnated sintered bearing as a DC spindle motor's bearing system, and examines experimentally to optimize the hydrodynamic shape combination as thrust-radial composite bearing.
OHTSUKA, Shigeru   +2 more
openaire   +2 more sources

Cellular Uptake Behaviors of Rigidity-Tunable Dendrimers

open access: yesPharmaceutics, 2018
Understanding of the interaction between cells and nanoparticles (NPs) is critical. Despite numerous attempts to understand the effect of several parameters of NPs on their cellular uptake behaviors, such as size, shape, surface chemistry, etc., limited ...
Hui Liu   +5 more
doaj   +1 more source

Hull Form Design Optimisation for Improved Efficiency and Hydrodynamic Performance of ‘Ship-Shaped’ Offshore Vessels

open access: yesInternational Conference on Computer Applications in Shipbuilding 2015, 2015
'Eco-friendly shipping’ and fuel efficiency are important issues and challenges faced by marine and offshore industry today. This is primary due to increasing stringent environmental regulations and the pressure to reduce fuel cost to stay competitive. Furthermore, the technical requirements of offshore vessels have also increased significantly. Recent
J H Ang, C Goh, Y Li
openaire   +2 more sources

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