Results 81 to 90 of about 3,382,432 (137)

Introduction of Charge Transport Simulation Models That Fully Consider the Ionization Process [PDF]

open access: yes
Bipolar carrier models for charge transport simulation in polymers have been developed for several years, but rarely consider the effect of ionization charges inside the polymer.
Wu Y.   +5 more
core   +1 more source

A Combined FEM-CFD Method for Investigating Transport Properties of Compressed Porous Electrodes in PEMFC: A Microstructure Perspective

open access: yesEnergies
Hydrogen energy is vital for a clean, low-carbon society, and proton exchange membrane fuel cells (PEMFCs) represent a core technology for the conversion of hydrogen chemical energy into electrical energy.
Zhuo Zhang   +8 more
doaj   +1 more source

Tuning of Charge Balance in Bipolar Host Materials for Highly Efficient Solution-Processed Phosphorescent Devices

open access: yes, 2016
A novel bipolar host material, which meets the requirements of high triplet energy, good charge carrier transport properties, high solubility, and film-forming ability at the same time, has been designed and synthesized.
Yong Qiu (83780)   +5 more
core   +1 more source

Bipolar Covalent Organic Frameworks Crafting Core–Shell Heterostructured Cathode for High–Performance Lithium–Organic Batteries

open access: yesAdvanced Science
Covalent organic frameworks (COFs) with tunable molecular structures and ordered porous channels have emerged as promising cathode materials for lithium–organic batteries.
Yalong Jiang   +6 more
doaj   +1 more source

Development of a bipolar space charge-limited current problem for metal-insulator-metal system. Some numerical results [PDF]

open access: yes, 2008
A solid in which the trapped negative charge can become mobile or immobile is considered. The different contact processes for a bipolar space charge transport are taken into account.
Swistacz, B
core  

Bipolar Spintronics

open access: yes, 2006
Bipolar spintronics, typically realized in systems which include semiconductors, is an emerging subfield of spintronics in which carriers of both polarities (electrons and holes) are important.
Zutic, Igor, Fabian, Jaroslav
core  

Comments on "The London congestion charge: a tentative economic appraisal" (Prud'homme and Bocajero, 2005) [PDF]

open access: yes
Comments on "The London congestion charge: a tentative economic appraisal" (R. Prud'homme, J.P. Bocajero. The London congestion charge: a tentative economic appraisal. Transport Policy [en ligne]. 2005, vol. 12, issue 3, pp.
Charles Raux
core  

Simulation of Space Charge Behavior in LDPE With a Modified of Bipolar Charge Transport Model

Proceedings of 2014 International Symposium on Electrical Insulating Materials, 2014
In this paper, an simply ion charge transport model is proposed, compared with bipolar charge transport model. It consists of ion generation by field assisted dissociation of impurities, transport, trapping and recombination in polymer. To simplify the model, it is assumed that only one type of impurity existing in polymer.
Zhe Li, Yi Yin, Jiandong Wu
exaly   +2 more sources

Simulation of Bipolar Charge Transport in Graphene on h-BN

COMPEL - the International Journal for Computation and Mathematics in Electrical and Electronic Engineering, 2020
Purpose The purpose of this paper is to simulate charge transport in monolayer graphene on a substrate made of hexagonal boron nitride (h-BN). This choice is motivated by the fact that h-BN is one of the most promising substrates on account of the reduced degradation of the velocity due to the remote impurities.
Giovanni Nastasi, Marco Coco
exaly   +3 more sources

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