Results 71 to 80 of about 86,393 (202)

Evaluating free flux flow in low-pinning molybdenum-germanium superconducting films

open access: yes, 2010
Vortex dynamics in molybdenum-germanium superconducting films were found to well approximate the unpinned free limit even at low driving forces. This provided an opportunity to empirically establish the intrinsic character of free flux flow and to test ...
A. I. Larkin   +10 more
core   +1 more source

Weakly Turbulent MHD Waves in Compressible Low-Beta Plasmas [PDF]

open access: yes, 2008
In this Letter, weak turbulence theory is used to investigate interactions among Alfven waves and fast and slow magnetosonic waves in collisionless low-beta plasmas.
Benjamin D. G. Chandran   +4 more
core   +1 more source

Evaluation of Dosimetic Characteristics of Electronic Portal Imaging Device (EPID) for Flattening Filter Free (FFF) Beams

open access: yesJournal of Health Science and Medical Research (JHSMR), 2017
Objective: To evaluatethe dosimetric characteristics of electronics portal imaging device (EPID) for 6 and 10 megavoltage(MV) of flattening filter-free (FFF) beams.
Thadpong Chanton   +3 more
doaj  

New in-sample prediction errors in time series with applications [PDF]

open access: yes, 2001
^aThis article introduces two new types of prediction errors in time series: the filtered prediction errors and the deletion prediction errors. These two prediction errors are obtained in the same sample used for estimation, but in such a way that they ...
Peña, Daniel, Sánchez, Ismael
core   +1 more source

Symmetries of Three Harmonically-Trapped Particles in One Dimension

open access: yes, 2012
We present a method for solving trapped few-body problems and apply it to three equal-mass particles in a one-dimensional harmonic trap, interacting via a contact potential.
Harshman, N. L.
core   +1 more source

Additive manufacturing of rectangular waveguide devices for teaching microwave laboratory [PDF]

open access: yes, 2019
In this paper the outline of using of low-cost additive manufacturing FDM/FFF technology to build waveguide devices is presented. The focus is set in a full design from specifications to final measurements in a microwave teaching laboratory.
Márquez-Segura, Enrique
core  

The dynamical fate of planetary systems in young star clusters

open access: yes, 2015
We carry out N-body simulations to examine the effects of dynamical interactions on planetary systems in young open star clusters. We explore how the planetary populations in these star clusters evolve, and how this evolution depends on the initial ...
Kouwenhoven, M. B. N.   +2 more
core   +1 more source

Barzakh : for string quartet [PDF]

open access: yes, 2016
Repository copy includes the score of 16 pages, including 1 page of performance instruction, in a pdf format from the original, edited in Sibelius 8.2.0.Barzakh means separation in Arabic. Moreover, in the Islamic eschatology, it is a barrier between the
Dulger, Onur
core   +1 more source

In-Situ Monitoring and Diagnosing for Fused Filament Fabrication Process Based on Vibration Sensors

open access: yesSensors, 2019
Fused filament fabrication (FFF) is one of the most widely used additive manufacturing (AM) technologies and it has great potential in fabricating prototypes with complex geometry.
Yongxiang Li   +4 more
doaj   +1 more source

Two Steps Block Method for the Solution of General Second Order Initial Value Problems of Ordinary Differential Equation [PDF]

open access: yes, 2009
In this paper, an implicit block linear multistep method for the solution of ordinary differential equation was extended to the general form of differential equation.
Adesanya, A.O.   +3 more
core  

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