Results 41 to 50 of about 134,026 (130)

Continuous-variable measurement-device-independent quantum key distribution with photon subtraction

open access: yes, 2018
It has been found that non-Gaussian operations can be applied to increase and distill entanglement between Gaussian entangled states. We show the successful use of the non-Gaussian operation, in particular, photon subtraction operation, on the continuous-
Bai, Dong-Yun   +5 more
core   +1 more source

A Note on the Energy Release Rate in Quasi-Static Elastic Crack Propagation [PDF]

open access: yes, 1981
This paper considers analytical issues associated with the notion of the energy release rate in quasi-static elastic crack ...
Knowles, James K.
core   +1 more source

Analysis of power converters with devices of SiC for applications in electric traction systems [PDF]

open access: yes, 2016
This article presents the analysis of two topologies of power converters. Voltage Source Inverter (VSI) and Current Source Inverter (CSI) proposals for traction system applications, these topologies are implemented with silicon carbide devices.
Fernández Palomeque, Efrén Esteban   +3 more
core   +1 more source

Calculation methodology of current distribution in traction networks of AC current

open access: yesВестник Научно-исследовательского института железнодорожного транспорта, 2017
Several publications have been devoted to the development of traction power supply for alternating current [1, 2]. They set the task of considering the resistance of the external power supply system and power traction transformers when calculating the ...
A. B. Kosarev, B. I. Kosarev
doaj   +1 more source

Анализ аналитических зависимостей для определения коэффициента буксования тракторных шин [PDF]

open access: yes, 2012
Приведен анализ аналитических зависимостей силы тяги тракторной шины от коэффициента буксования и физико-механических свойств грунта в соответствии с методиками, которые применяются при расчете процессов образования силы тяги трактора.The article ...
Кучков, В. В.   +1 more
core  

Creeping motion of a solid particle inside a spherical elastic cavity [PDF]

open access: yes, 2018
On the basis of the linear hydrodynamic equations, we present an analytical theory for the low-Reynolds-number motion of a solid particle moving inside a larger spherical elastic cavity which can be seen as a model system for a fluid vesicle.
Daddi-Moussa-Ider, Abdallah   +2 more
core   +2 more sources

The Traction Calculation Simulation System for Straddle-type Monorail Car

open access: yes机车电传动, 2010
This paper realized the design and development of traction calculation system for straddle-type monorail car by using objectoriented programming software-Visual Basic 2005, which was on the base of the line’s profile and straddle-type monorail car’s data
杜子学, 杨林, 文孝霞
doaj  

Improving the efficiency of variational tensor network algorithms [PDF]

open access: yes, 2014
We present several results relating to the contraction of generic tensor networks and discuss their application to the simulation of quantum many-body systems using variational approaches based upon tensor network states.
Evenbly, Glen, Pfeifer, Robert N. C.
core   +3 more sources

Boundary integral equation analysis for suspension of spheres in Stokes flow

open access: yes, 2018
We show that the standard boundary integral operators, defined on the unit sphere, for the Stokes equations diagonalize on a specific set of vector spherical harmonics and provide formulas for their spectra.
Corona, Eduardo, Veerapaneni, Shravan
core   +1 more source

Traction Calculation Algorithm Research for Low-speed Maglev Train

open access: yes机车电传动, 2012
Based on a traction calculation model for low-speed maglev train, a new strategy of traction calculation was put forward. According to the strategy, key technology and flow charts of the algorithms were presented.
RAO Pan, LIU Shao-ke
doaj  

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