151   Artículos

« Anterior     Página: 1 de 8     Siguiente »

 
en línea
Bernhard Meirose, Viktor Abelin, Fredrik Bertilsson, Benjamin E. Bolling, Mathias Brandin, Michael Holz, Rasmus Høier, Andreas Johansson, Sebastian Kalbfleisch, Per Lilja, Johan S. Lundquist, Stephen Molloy, Filip Persson, Jonas E. Petersson, Hugo Serodio, Robin Svärd and David Winchester    
In this paper, beam diagnostic and monitoring tools developed by the MAX IV Operations Group are discussed. In particular, beam position monitoring and accelerator tunes visualization software tools, as well as tools that directly influence the beam qual... ver más
Revista: Instruments    Formato: Electrónico

 
en línea
Bing Hui, Xiuhua Fu, Des Gibson, David Child, Shigeng Song, Lewis Fleming, Guntis Rutins, Hin On Chu, Caspar Clark and Stuart Reid    
A hollow cathode plasma source has been operated automatically, demonstrating independent control of plasma ion energy and ion current density for plasma ion-assisted electron beam-deposited titania (TiO2). The lanthanum hexaboride hollow cathode design ... ver más
Revista: Coatings    Formato: Electrónico

 
en línea
Amir Tjolleng, Jaesik Yang and Kihyo Jung    
The accelerator pedal in a vehicle can be pressed by either of two (natural and rotated) foot postures, according to driver preference. Since the rotated foot posture requires only foot motion to switch between the brake and accelerator pedals, most driv... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Toms Torims, Guntis Pikurs, Samira Gruber, Maurizio Vretenar, Andris Ratkus, Maurizio Vedani, Elena López and Frank Brückner    
Continuous developments in additive manufacturing (AM) technology are opening up opportunities in novel machining, and improving design alternatives for modern particle accelerator components. One of the most critical, complex, and delicate accelerator e... ver más
Revista: Instruments    Formato: Electrónico

 
en línea
Valentina V. Tarasova,Vasily E. Tarasov     Pág. 86 - 125
The paper proposes an approach to the description of macroeconomic phenomena, which takes into account the effects of fading memory. The standard notions of the accelerator and the multiplier are very limited, since the memory of economic agents is negle... ver más
Revista: IRA-International Journal of Management & Social Sciences    Formato: Electrónico

 
en línea
Yingke Liao, Guiping Zhu, Guang Wang, Jie Wang and Yanchao Ding    
Magnetohydrodynamic (MHD) is one of the most promising novel propulsion technologies with the advantages of no pollution, high specific impulse, and high acceleration efficiency. As the carrier of this technology, the MHD accelerator has enormous potenti... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Andrew Chamberlin, Andrew Gerber, Mason Palmer, Tim Goodale, Noel Daniel Gundi, Koushik Chakraborty and Sanghamitra Roy    
Artificial Intelligence (AI) hardware accelerators have seen tremendous developments in recent years due to the rapid growth of AI in multiple fields. Many such accelerators comprise a Systolic Multiply?Accumulate Array (SMA) as its computational brain. ... ver más
Revista: Journal of Low Power Electronics and Applications    Formato: Electrónico

 
en línea
Marco Battaglieri, Andrea Bianconi, Mariangela Bondí, Raffaella De Vita, Antonino Fulci, Giulia Gosta, Stefano Grazzi, Hyon-Suk Jo, Changhui Lee, Giuseppe Mandaglio, Valerio Mascagna, Tetiana Nagorna, Alessandro Pilloni, Marco Spreafico, Luca J. Tagliapietra, Luca Venturelli and Tommaso Vittorini    
The interaction of a high-current O(100 µA), medium energy O(10 GeV) electron beam with a thick target O(1m) produces an overwhelming shower of standard model particles in addition to hypothetical light dark matter particles. While most of the radiation ... ver más
Revista: Instruments    Formato: Electrónico

 
en línea
Gerard Andonian, Nathan Burger, Nathan Cook, Scott Doran, Tara Hodgetts, Seongyeol Kim, Gwanghui Ha, Wanming Liu, Walter Lynn, Nathan Majernik, John Power, Alexey Pronikov, James Rosenzweig and Eric Wisniewski    
The recently demonstrated concept of the plasma photocathode, whereby a high-brightness bunch is initialized by laser ionization within a plasma wakefield acceleration bubble, is informally referred to as Trojan Horse wakefield acceleration. In a similar... ver más
Revista: Instruments    Formato: Electrónico

 
en línea
Lucia Giuliano, Fabio Bosco, Martina Carillo, Giuseppe Felici, Luca Ficcadenti, Andrea Mostacci, Mauro Migliorati, Luigi Palumbo, Bruno Spataro and Luigi Faillace    
In this paper, we illustrate the RF design and measurements of a C-band prototype structure for an Ultra High Dose Rate medical linac. (1) Background: FLASH Radiotherapy (RT) is a revolutionary new technique for cancer cure. It releases ultra-high radiat... ver más
Revista: Instruments    Formato: Electrónico

 
en línea
Jinnan Wang, Weiqin Tong and Xiaoli Zhi    
Convolutional neural networks (CNNs) have made impressive achievements in image classification and object detection. For hardware with limited resources, it is not easy to achieve CNN inference with a large number of parameters without external storage. ... ver más
Revista: Algorithms    Formato: Electrónico

 
en línea
Argyrios Sideris and Minas Dasygenis    
Information is transmitted between multiple insecure routing hops in text, image, video, and audio. Thus, this multi-hop digital data transfer makes secure transmission with confidentiality and integrity imperative. This protection of the transmitted dat... ver más
Revista: Computation    Formato: Electrónico

 
en línea
Weison Lin, Yajun Zhu and Tughrul Arslan    
Edge AI accelerators are utilized to accelerate the computation in edge AI devices such as image recognition sensors on robotics, door lockers, drones, and remote sensing satellites. Instead of using a general-purpose processor (GPP) or graphic processin... ver más
Revista: Journal of Low Power Electronics and Applications    Formato: Electrónico

 
en línea
Sophie Crisp, Alexander Ody and Pietro Musumeci    
Although hundreds of keV in energy gain have already been demonstrated in dielectric laser accelerators (DLAs), the challenge of creating structures that can confine electrons for multiple millimeters remains. We focus here on dual gratings with single-s... ver más
Revista: Instruments    Formato: Electrónico

 
en línea
Emily Frame, Afnan Al Marzouk, Oksana Chubenko, Scott Doran, Philippe Piot, John Power and Eric Wisniewski    
Bright electron beams have played a critical role in many recent advances in accelerator technology. Producing bright beams via photo-emission is ultimately limited by the mean transverse energy (MTE), which is determined by the photocathode. This paper ... ver más
Revista: Instruments    Formato: Electrónico

 
en línea
Maximilian Lenz and Pietro Musumeci    
THz sources offer the potential for higher frequencies and higher breakdown thresholds in accelerating structures in comparison with conventional RF sources. They also benefit from larger field strengths, field gradients, better beam synchronization and ... ver más
Revista: Instruments    Formato: Electrónico

 
en línea
Frederick Cropp, Jinhao Ruan, James Santucci, Daniel MacLean, Alex H. Lumpkin, Christopher C. Hall, Jonathan P. Edelen, Alex Murokh, Daniel Broemmelsiek and Pietro Musumeci    
The FAST beamline is the injector for the planned Gamma-Ray Electron ENhanced Source (GREENS) program, which aims to achieve the demonstration and first application of a high-efficiency, high-average-power free-electron laser at 515 nm. FAST-GREENS requi... ver más
Revista: Instruments    Formato: Electrónico

 
en línea
Hendrik Hähnel, Adem Ates, Benjamin Dedic and Ulrich Ratzinger    
Additive manufacturing (AM) of metals has the potential to provide significant benefits for the construction of future particle accelerators. The combination of low cost manufacturing of complex geometries in combination with efficiency gains from improv... ver más
Revista: Instruments    Formato: Electrónico

 
en línea
Ryan Roussel, Dylan Kennedy, Auralee Edelen, Seongyeol Kim, Eric Wisniewski and John Power    
Transverse beam emittance plays a key role in the performance of high-brightness accelerators. Characterizing beam emittance is often carried out using a quadrupole scan, which fits beam matrix elements to experimental measurements using first-order beam... ver más
Revista: Instruments    Formato: Electrónico

 
en línea
Zhanlin Feng, Kuanliang Wang and Honghui Teng    
This study numerically investigates the effects of diluent gas proportion, the overdrive factor, and throat width on the wave structure and thrust performance of a ram accelerator operating in super-detonative mode. For premixed gas of a high energy dens... ver más
Revista: Aerospace    Formato: Electrónico

« Anterior     Página: 1 de 8     Siguiente »