نتایج جستجو برای: generation separation

تعداد نتایج: 474542  

Journal: :New Journal of Chemistry 2023

1,2-Disulfonimide monomers are key building blocks for next-generation gas separation membranes. Herein, the routes to their synthesis proposed and investigated.

2003
Ted K. Ralphs Matthew V. Galati

Decomposition algorithms such as Lagrangian relaxation and Dantzig-Wolfe decomposition are well-known methods that can be used to develop bounds for integer programming problems. We draw connections between these classical approaches and techniques based on generating strong valid inequalities. We also discuss several methods for incorporating dynamic cut generation into traditional decompositi...

2009
John P. Dwyer Steven J. Landry

A review was conducted of separation assurance and collision avoidance operational concepts for the next generation air transportation system. The concepts can be distributed along two axes: the degree to which responsibility for separation assurance and collision avoidance is assigned to the controller verses the pilot(s), and the degree to which automation augments or replaces controller and ...

1999
Joseph Turbeville

The separation of water from oil that is collected in any oil spill recovery operation is a continuing and necessary requirement during every stage of the effort. Its importance is reflected in the cost of transport and storage of large volumes of oily water, the salvage value of separated oil and the added labor costs associated with long-term recovery operations. This paper addresses the effe...

2007
Peter Seidenberg Matthias Lott Bernhard Walke

This paper deals with the inter-system interference of third generation mobile communication systems being introduced in frequency bands adjacent to the European DECT band. A method to evaluate the required minimum frequency separation (MFS) of coexisting mobile communication systems is presented. Based on this comprehensive evaluation concept, this paper discusses the required minimum frequenc...

Journal: :مکانیک سیالات و آیرودینامیک 0
سید آرش سید شمس طالقانی عبدالله شادآرام مسعود میرزایی

active flow control has great importance in design of flying objects in general and control flaps in particular. using dielectric barrier discharge as plasma actuators over control flaps can cause a change in position of separation point or can eliminate it. this new flow control device produces a body force that causes generating a micro wall jet. the present study aims to investigate experime...

2007
Weiliang Qiu

October 30, 2007 Version 1.2.4 Date 2007-10-30 Title random cluster generation (with specified degree of separation) Author Weiliang Qiu , Harry Joe . Maintainer Weiliang Qiu Depends R (>= 2.0.0), MASS Description The package contains functions for generating random clusters, generating random covariance/correlation matr...

Journal: :Nanoscale 2014
P Tongying F Vietmeyer D Aleksiuk G J Ferraudi G Krylova M Kuno

Charge separation and charge transfer across interfaces are key aspects in the design of efficient photocatalysts for solar energy conversion. In this study, we investigate the hydrogen generating capabilities and underlying photophysics of nanostructured photocatalysts based on CdSe nanowires (NWs). Systems studied include CdSe, CdSe/CdS core/shell nanowires and their Pt nanoparticle-decorated...

2002
Shinji Shimizu Noboru Imai

The spindles speed and feed rate of machine tools increase greatly to realize high-productivity with high accuracy. This leads to exceeding increase in heat generation and then the thermal deformation of the machine tools become serious problems. Therefore it makes necessary to measure and evaluate the thermal deformation. With these points as background, measuring methods for thermal deformati...

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