Results 91 to 100 of about 5,533,129 (233)

Abrasive Wear In Pumps - A Tribometric Approach To Improve Pump Life

open access: yes, 1996
Tutorialpg. 143The reduction of abrasive wear and extension of the endurance of pumps requires a system analysis. Various pump types demonstrate different tribological systems under abrasive wear, which are basically dominated by sliding, jet, and ...
Wirth, Wolfgang   +2 more
core   +1 more source

Key results of commissioning activities for the emergency and scheduled cooldown system of the AES-2006 unit with the V-392M reactor plant

open access: yesNuclear Energy and Technology, 2017
The paper describes the combination of safety and normal operation functions adopted in the AES-2006 design, as illustrated by a two-channel structure of active safety systems, showing the major innovative solutions and their differences from earlier ...
D.B. Statsura   +4 more
doaj   +1 more source

Parametric Study of Water Jet Pump Performance [PDF]

open access: yesInternational Journal of Applied Energy Systems, 2021
Amr Hassan, M. Shaban Eissa, W. Aissa
openaire   +1 more source

The Mind From Within: Visceral Roots of Human Cognition

open access: yesAdvanced Science, EarlyView.
The physiological activity of visceral organs, such as the heart, the lungs, and the gut, is surprisingly linked to many sophisticated mental operations, such as remembering the past, being aware of ourselves, making choices, and forging social bonds.
Alessandro Monti   +1 more
wiley   +1 more source

Validation Of Numerical Procedure For Assessment Of Centrifugal Pump Cavitation Erosion [PDF]

open access: yes, 2009
LectureThis paper presents validation of a novel method for assessment of the centrifugal pump cavitation erosion with two configurations of a model feed centrifugal pump: with thru shaft, and Cantilever impeller.
Timouchev, Serguei F.   +3 more
core   +1 more source

An optimal design of crushing parameters of marine gas hydrate reservoirs in solid fluidization exploitation

open access: yesNatural Gas Industry B, 2019
To select reasonable excavating and crushing process parameters and nozzle structure parameters is one of the key factors to realize commercial excavation of marine natural gas hydrate (hereinafter “hydrate” for short) in solid fluidization exploitation.
Guorong Wang   +5 more
doaj   +1 more source

Harnessing Phase Separation for the Development of High‐Performance Hydrogels

open access: yesAdvanced Science, EarlyView.
ABSTRACT Hydrogels are indispensable for the development of next‐generation bioelectronics, soft robotics, and biomedical devices, where their mechanical properties determine performance and reliability. Among strategies to enhance hydrogel mechanics, phase separation enables controlled heterogeneity resulting in gel networks that are reinforced by ...
Yue Shao   +3 more
wiley   +1 more source

Thermochemical Micro‐Explosion for Prompt Thrombolysis via Proximal Injection of Liquid Alkali Metal

open access: yesAdvanced Science, EarlyView.
We report a micro‐explosive thermochemical thrombolysis (METCT) therapy via injectable liquid alkali metal encapsulated in dimethyl silicone (LAM@oil). METCT enables prompt and safe vascular recanalization within 90 s. Critically, the LAM@oil system demonstrates significantly higher thrombolytic efficacy compared to clinically available thrombolytic ...
Xin Liao   +7 more
wiley   +1 more source

Optimization of Flow Rate Correction Coefficient of Concentric Double-Tube Jet Pump

open access: yesShiyou jixie
Gas recovery by water drainage with jet pump is a critical technology to release the production capacity of gas wells with high water production.In practice,however,the theoretical equation of jet pump has problems such as poor adaptability to gas wells ...
Qiao Qianyu   +4 more
doaj  

Femtosecond‐Laser Nanocavitation Regenerates SERS‐Active Plasmonic Nanogaps for Longitudinal Molecular Sensing at Biointerfaces

open access: yesAdvanced Science, EarlyView.
A regenerative molecular sensing platform that co‐localizes surface‐enhanced Raman spectroscopy (SERS) sensing and nanocavitation‐based actuation. Femtosecond‐laser triggered nanocavitation produces thermomechanical forces to locally regenerate SERS‐active nanogaps in protein‐rich biofluids while preserving optical performance.
Aditya Garg   +8 more
wiley   +1 more source

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