Results 51 to 60 of about 649,011 (340)

Leaky Fermi accelerators

open access: yes, 2015
A Fermi accelerator is a billiard with oscillating walls. A leaky accelerator interacts with an environment of an ideal gas at equilibrium by exchange of particles through a small hole on its boundary.
Gelfreich, Vassili   +3 more
core   +1 more source

A Scalable Architecture for Accelerating Multi-Operation and Continuous Floating-Point Matrix Computing on FPGAs

open access: yesIEEE Access, 2020
Matrix computing is a basic operational model that was broadly used in science and engineering applications. In this study, we first propose a novel optimization method to obtain a high-performance and scalable architecture for matrix multiplication ...
Longlong Zhang   +3 more
doaj   +1 more source

Effect of Set Accelerator on Properties of Wet Sprayed Concrete

open access: yesNordic Concrete Research, 2022
This paper describes sprayed concrete experiments varying the set accelerator dose. Literature on the hydration of cement with modern alkali-free set accelerators is reviewed and two full scale wet spraying experiments have been conducted, varying the ...
Trussell Nicholas   +2 more
doaj   +1 more source

Gravitomagnetic accelerators [PDF]

open access: yesPhysics Letters A, 2011
4 pages, 2 figures; v2: reference added; v3: slightly expanded version accepted for publication in Phys.
Chicone, Carmen Charles   +1 more
openaire   +3 more sources

Startup Accelerators

open access: yesInternational Journal of Management and Economics, 2022
Abstract Accelerators have been becoming increasingly popular among young entrepreneurs interested in developing products, attracting investors, or establishing relations with industry represented by large companies. The focus of the studies is to conduct literature review due to the small number of scientific articles are
Bańka, Michał   +4 more
openaire   +3 more sources

Microfabrication of Laser-Driven Accelerator Structures [PDF]

open access: yes, 2002
We discuss the potential for using microfabrication techniques for laser-driven accelerator construction. We introduce microfabrication processes in general, and then describe our investigation of a particular trial process.
Cowan, Benjamin
core   +2 more sources

Neural Networks for Modeling and Control of Particle Accelerators

open access: yes, 2016
We describe some of the challenges of particle accelerator control, highlight recent advances in neural network techniques, discuss some promising avenues for incorporating neural networks into particle accelerator control systems, and describe a neural ...
Biedron, S. G.   +5 more
core   +1 more source

Neural networks as effective surrogate models of radio-frequency quadrupole particle accelerator simulations

open access: yesMachine Learning: Science and Technology
Radio-frequency quadrupoles (RFQs) are multi-purpose linear particle accelerators that simultaneously bunch and accelerate charged particle beams. They are ubiquitous in accelerator physics, especially as injectors to higher-energy machines, owing to ...
Joshua Villarreal   +3 more
doaj   +1 more source

Commissioning strategies and methods

open access: yes, 2013
Accelerator beam commissioning is a challenging and exciting period. It is generally the first integrated operation of the many systems in an accelerator and, most importantly, of the beam. First, general preparation is discussed.
Galambos, John
core   +1 more source

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

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