Results 91 to 100 of about 1,356,888 (244)

Examination and analysis of the water tightness of watertight doors in nuclear facilities (Water tightness of the watertight doors beyond design conditions)

open access: yesNihon Kikai Gakkai ronbunshu, 2020
A test on the water tightness performance of watertight doors was conducted to obtain knowledge on the fragility beyond design conditions. The performance test was conducted on three types of standard single-swinging watertight doors used for nuclear ...
Hideto TAOKA   +2 more
doaj   +1 more source

Zero-leakage valves [PDF]

open access: yes, 1972
Valve action confines polymeric material in a metal groove effecting seal by compressive reaction of the polymer.
Salvinski, R. J.
core   +1 more source

Effects of Leakage Neutral Particles on Shocks

open access: yes, 2012
In this paper we investigate effects of neutral particles on shocks propagating into the partially ionized medium. We find that for 120 km/s < u_{sh} < 3000 km/s (u_{sh} is the shock velocity), about ten percent of upstream neutral particles leak into ...
Abdo   +29 more
core   +1 more source

Remote sensing of methane leakage from natural gas and petroleum systems revisited

open access: yesAtmospheric Chemistry and Physics, 2020
. The switch from the use of coal to natural gas or oil for energy generation potentially reduces greenhouse gas emissions and thus the impact on global warming and climate change because of the higher energy creation per CO2 molecule emitted.
O. Schneising   +5 more
semanticscholar   +1 more source

Comparison of composite resin and porcelain inlays for restoration of noncarious cervical lesions: An In vitro study

open access: yesDental Research Journal, 2018
Background: Composite resin (CR) currently is one of the most commonly used material in restoring noncarious cervical lesions (NCCL) due to its strength and esthetics color but has microleakage problem.
Hui Theng Chee   +3 more
doaj   +1 more source

Subtotal petrosectomy and cerebrospinal fluid leakage in unilateral anacusis [PDF]

open access: yes, 2014
Objective This study presents a group of patients experiencing recurrent cerebrospinal fluid (CSF) leakage associated with ipsilateral anacusis who underwent subtotal petrosectomies with the goal of stopping the CSF leak and preventing meningitis ...
Iannella, Giannicola, Magliulo, Giuseppe
core   +1 more source

Leakage detection in water pipelines using supervised classification of acceleration signals

open access: yes, 2020
Loss of treated water through buried pipeline leakage is one of the pressing challenges faced by water utilities across the world. Many current pipeline inspection techniques are ad-hoc in nature and only provide a snapshot status of the system. Although
Harshit Shukla, K. Piratla
semanticscholar   +1 more source

Leakage and sweet spots in triple-quantum-dot spin qubits: A molecular-orbital study

open access: yes, 2018
A triple-quantum-dot system can be operated as either an exchange-only qubit or a resonant-exchange qubit. While it is generally believed that the decisive advantage of the resonant-exchange qubit is the suppression of charge noise because it is operated
Wang, Xin   +2 more
core   +1 more source

Reverse Leakage Analysis for As-Grown and Regrown Vertical GaN-on-GaN Schottky Barrier Diodes

open access: yesIEEE Journal of the Electron Devices Society, 2020
Vertical GaN-on-GaN Schottky barrier diodes based on as-grown and regrown samples were fabricated to investigate the effects of the etch-then-regrow process on device performance.
Kai Fu   +14 more
doaj   +1 more source

Parametrization of the radiation induced leakage current increase of NMOS transistors

open access: yes, 2016
The increase of the leakage current of NMOS transistors during exposure to ionizing radiation is known and well studied. Radiation hardness by design techniques have been developed to mitigate this effect and have been successfully used.
Backhaus, Malte
core   +1 more source

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