Electrostatic Simulation Of A Medical X-Ray Device

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ImaSim , a software tool for basic education of medical x …

https://www.frontiersin.org/articles/10.3389/fphy.2013.00022/full

The simulated x-ray tube consists of a tungsten target with a 25 degrees target angle. An electron beam accelerated by 140 kV with a 0.6 × 0.6 mm 2 square cross section was incident on the target. The number of simulated electrons was 4 × 10 8 and …

A feasibility comparison of chest tomosynthesis system …

https://spie.org/medical-imaging/presentation/A-feasibility-comparison-of-chest-tomosynthesis-system-with-thermionic-filament/12463-170

To overcome this, we report a stationary digital tomographic synthesis system using 85 field emission X-ray sources based on carbon nanotubes. We integrated the tomosynthesis …

Chapter 5 TREATMENT MACHINES FOR …

http://www-naweb.iaea.org/NAHU/DMRP/documents/Chapter5.pdf

electrostatic field supplied by the X ray generator. The efficiency for X ray production in the superficial and orthovoltage energy range is of the order of 1% or less. Most of the …

X-rays - National Institute of Biomedical …

https://www.nibib.nih.gov/science-education/science-topics/x-rays

X-rays are a form of electromagnetic radiation, similar to visible light. Unlike light, however, x-rays have higher energy and can pass through most objects, including the body. …

Imaging, Simulation, and Electrostatic - Stanford …

http://poplab.stanford.edu/pdfs/Bae-GrapheneIRpowerDiss-nl10.pdf

Electrostatics of the monolayer GFET hot spot. Imaged temperature map at (a)V GD-0)-3.7 (hole doped), (b) 3 (ambipolar), and (c) 12.2 V (electron-doped conduction) with …

Information for Industry: X-ray Imaging Devices | FDA

https://www.fda.gov/radiation-emitting-products/medical-x-ray-imaging/information-industry-x-ray-imaging-devices

The following table lists common laboratory tests for evaluation of general-use x-ray imaging devices and the applicable standard for each modality; it is provided for …

Imaging, Simulation, and Electrostatic Control of Power …

https://pubs.acs.org/doi/full/10.1021/nl1011596

More broadly, we find that thermal imaging combined with self-consistent simulation provide a noninvasive approach for more deeply examining transport and energy …

Simulation of X-Ray NDT Imaging Techniques

https://www.ndt.net/article/wcndt00/papers/idn256/idn256.htm

Suitable X-ray emitter and detector have to be chosen, and the optimal parameter values (current and voltage of the X-ray tube, geometric adjustment, exposure time) have to be …

Practical Applications of Electrostatics - UKEssays.com

https://www.ukessays.com/essays/engineering/applications-of-electrostatics-analysis-engineering-essay.php

Scientific devices based on the principles of electrostatics include electrostatic generators, the field-ion microscope, and ion-drive rocket engines. The practical application of …