نتایج جستجو برای: active beam delivery system

تعداد نتایج: 2828894  

2000
Rosina O. Weber David W. Aha Karl Branting J. Robert Lucas Irma Becerra-Fernandez

Exploiting lessons learned is a key knowledge management (KM) task. Currently, most lessons learned systems are passive, stand-alone systems. In contrast, practical KM solutions should be active, interjecting relevant information during decision-making. We introduce an architecture for active lessons delivery systems, an instantiation of it that serves as a monitor, and illustrate it in the con...

Journal: :Int. J. Satellite Communications Networking 2006
Gun Akkor Michael H. Hadjitheodosiou John S. Baras

We address the problem of optimizing resource sharing and flow control in a multiple spot-beam broadband satellite system that supports both unicast and multicast flows. Satellite communication systems, with their wide-area coverage and direct access to large number of users, clearly have an inherent advantage in supporting multicast applications. In order to remain competitive against other br...

2011
J. Nguyen M. Durante C. Bert

Irradiations of intra-fractionally moving organs with a scanned ion beam need to be performed with a dedicated motion mitigation technique to avoid cold-spots in the delivered dose distribution due to interplay [1]. One possible way to achieve this is beam tracking [2]. Beam tracking compensates organ motion by adjusting the position of the pencil beam in real-time during treatment delivery. Th...

2007
Noriaki Nakao Nikolai V. Mokhov

MAD-MARS Beam-Line Builder (MMBLB) is a tool that helps MARS15 build models of accelerator lattices and beam lines using the MAD-generated optics descriptions. This mode is especially powerful in beam loss, collimation, backgrounds and shielding studies at the existing and new accelerators and beam transport lines. Many applications works using this tool have been performed such as Main Injecto...

Journal: :iranian journal of pharmaceutical research 0
roshanak salari department of drug and food control, school of pharmacy, mashhad university of medical sciences. omid rajabi department of drug and food control, school of pharmacy, mashhad university of medical sciences.targetted drug delivery research centre, school of pharmacy, mashhad university of medical sciences, mashhad, iran zahra khashyarmanesh department of drug and food control, school of pharmacy, mashhad university of medical sciences mohsen fathi najafi department of veterinary research and biotechnology, razi vaccine and serum research institute, mashhad, iran bibi sedigheh fazly bazzaz department of drug and food control, school of pharmacy, mashhad university of medical sciences.biotechnology research centre, school of pharmacy, mashhad university of medical sciences, mashhad, iran

berberine was loaded in yeast cells of saccharomyces cerevisiaeas a novel pharmaceutical carrier to improve the treatment ofmany diseases. the yeast-encapsulated active materialsshowedhigh stability and bioavailability due to the enhanced solubility and sustained releasing. in this study, different characteristics of prepared berberine loaded yeast cells (loading capacity, release kinetic order...

Berberine was loaded in yeast cells of Saccharomyces cerevisiaeas a novel pharmaceutical carrier to improve the treatment ofmany diseases. The yeast-encapsulated active materialsshowedhigh stability and bioavailability due to the enhanced solubility and sustained releasing. In this study, different characteristics of prepared berberine loaded yeast cells (loading capacity, release kinetic order...

2010
Juntao Fei Yunmei Fang Chunyan Yan Alexander P. Seyranian

Considerable attention has been devoted to active vibration control using intelligent materials as PZT actuators. This paper presents results on active control schemes for vibration suppression of flexible steel cantilever beam with bonded piezoelectric actuators. The PZT patches are surface bonded near the fixed end of flexible steel cantilever beam. The dynamic model of the flexible steel can...

Journal: :Wireless Sensor Network 2010
Dong-Hoon Kim Jun-Yeob Song Seung-Ho Lee Il-Yong Kang Suk-Keun Cha

In this article, we have attempted to analyze current situation and the problem of domestic and overseas harbor container delivery & cargo work automation centered on major harbors and to suggest effective way to deal with the issue in order to improve the productivity of container cargo work per crane, the major index of productivity of high value-added shipbuilding industry. In particular, we...

2001
T. Allison J. Sage M. Wissmann

The Beam Scraping Monitor (BSM) is used to detect small amounts of beam loss in Jefferson Lab’s Continuous Electron Beam Accelerator Facility (CEBAF). The BSM acts as an early warning system that alerts CEBAF operators when the beam loss exceeds 10 to 20 nA. This allows the CEBAF operators to adjust the beam orbit before beam loss reaches the Beam Loss Accounting (BLA) system threshold (present...

2010
Jonathan B. Farr Avril O'Ryan‐Blair Frederick Jesseph Wen‐Chien Hsi Chris E. Allgower Anthony E. Mascia Allan F. Thornton Andreas N. Schreuder

Large area, shallow fields are well suited to proton therapy. However, due to beam production limitations, such volumes typically require multiple matched fields. This is problematic due to the relatively narrow beam penumbra at shallow depths compared to electron and photon beams. Therefore, highly accurate dose planning and delivery is required. As the dose delivery includes shifting the pati...

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