'Ray photons' presentation slideshows

DETECTORS AND DETECTOR ARRAYS

DETECTORS AND DETECTOR ARRAYS. Xenon Detectors. Xenon detectors use high-pressure (about 25 arm) nonradioactive xenon gas, in long thin cells between two metal plates. .

1.42k views • 96 slides

Mineralogy, Diffraction

Mineralogy, Diffraction. Carleton College. X-rays: History. Nature of x-rays. History: Wilhelm Conrad Roentgen. Roentgen was born on March 27, 1845 in Lennep (Germany).

864 views • 60 slides

RAD TECH A WEEK 2 RADIOGRAPHIC EQUIPMENT Fall 2010

RAD TECH A WEEK 2 RADIOGRAPHIC EQUIPMENT Fall 2010. RADIOGRAPHIC EQUIPMENT. RTA Week 2 Ch. 8 & 9 - pg (110 & 111). Radiographic Room. OBJECTIVES. IDENTIFY GENERIC COMPONENTS OF THE RADIOGRAPHIC EQUIPTMENT DESCRIBE VARIOUS PLANES OF X-RAY TUBE AND TABLE MOVEMENT. THE X-RAY TUBE.

1.07k views • 59 slides

WHAT ROENTGEN SAW ???

WHAT ROENTGEN SAW ???. Birth and Death of X-Ray Photons. It Happens With ELECTRONS!.

627 views • 48 slides

Craig Moore

A digitally reconstructed radiograph (DRR) based computer simulation for optimization of chest radiographs acquired with a CR imaging system. Craig Moore. Introduction - Literature.

1.47k views • 45 slides

The Sun: Our Star (Chapter 14)

585 views • 44 slides

Patient Interactions

Patient Interactions. Photoelectric Classic Coherent Scatter Compton Scattering Pair Production Photodisintegration. Interaction in The body begin at the atomic level Atoms Molecules Cells Tissues Organ structures. X-ray photons can change cells.

1k views • 39 slides

The Origins of X-Rays

The Origins of X-Rays. The X-Ray Spectrum. The X-Ray Spectrum (Changes in Voltage). The continuous spectrum is from electrons decelerating rapidly in the target and transferring their energy to single photons, Bremsstrahlung.

827 views • 30 slides

1.53k views • 30 slides

702 views • 27 slides

454 views • 27 slides

Digital Radiography

Digital Radiography. By: Prof. Susan A. Olavidez. The Digital Radiography System. Digital radiography is performed by a system consisting of the following functional components: A digital image receptor A digital image processing unit An image management system

2.37k views • 27 slides

X-Ray Physics

X-Ray Physics. Assumptions: Matter is composed of discrete particles (i.e. electrons, nucleus) Distance between particles >> particle size X-ray photons are small particles Interact with body in binomial process Pass through body with probability p

825 views • 26 slides

Professor Theodore Madey Case Study Discussant: Prabhas Moghe

125: 583 Biointerfacial Characterization. Electron Spectroscopy for Chemical Analysis (ESCA). Professor Theodore Madey Case Study Discussant: Prabhas Moghe. Outline of Lecture. Introduction Principles of ESCA The photoelectron effect Instrumentation -- how measurements are made

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Notice of first test

360 views • 23 slides

Metal Nanocluster Enhanced Radiation Detection Bruce Hamilton Photon Science Institute

Metal Nanocluster Enhanced Radiation Detection Bruce Hamilton Photon Science Institute University of Manchester UK. Outline. Context: cancer and the problem of detecting high energy photons (protons). Photonic detection with wide gap solids Exploiting high Z atoms

379 views • 22 slides

DIGITAL RADIOGRAPHY

1.77k views • 21 slides

Chapter 24

Digital Radiography. Chapter 24. Digital Radiography. Invention of digital imaging Fundamentals of digital imaging & equipment Radiation exposure Advantages/disadvantages Infection Control Legal Issues. Digital Radiography.

784 views • 18 slides

Spectroscopy

Spectroscopy. Spectroscopy. Spectroscopy is complex - but it can be very useful in helping understand how an object like a Star or active galaxy is producing light, how fast it is moving, and even what elements it is made of

566 views • 18 slides

Can We Trust the Computer?

Can We Trust the Computer?. Case Study: The Therac-25 Based on Article in IEEE-Computer, July 1993. Introduction. More computers introduced into safety-critical systems results in more accidents One of the most widely reported accidents involved the Therac-25 radiation therapy machine

478 views • 17 slides