'Focal spot' presentation slideshows

Image Quality

6.34k views • 122 slides

Objectives To Understand; 1 . Sources of resolution loss

SPATIAL RESOLUTION. Objectives To Understand; 1 . Sources of resolution loss Point spread function, line spread function, edge response function 3. Convolutions and convolution theorem.

1.24k views • 115 slides

Nonclassified activity of CML RFNC-VNIITF

Nonclassified activity of CML RFNC-VNIITF. Oleg V. Diyankov Head of Computational MHD Laboratory. Russian Federal Nuclear Center-All-Russian Institute for Technical Physics. Snezhinsk, Chelyabinsk region (the Urals), Russia

1.26k views • 113 slides

The X-Ray Tube

3.5k views • 71 slides

Seeram Chapter 11: Image Quality

CT. Seeram Chapter 11: Image Quality. CT Image Quality Parameters. Spatial Resolution. Contrast Resolution. Image Noise. Artifacts. Factors Influencing CT Image Quality. Beam Characteristics. Subject Transmissivity. Dose. Slice Thickness. Scatter. Display Resolution.

1.41k views • 64 slides

Radiographic Quality

1.34k views • 62 slides

Radiation Protection in Paediatric Radiology

Radiation Protection in Paediatric Radiology. Radiation Protection of Children in Screen Film Radiography. L03. Educational objectives. At the end of the programme, the participants should: Become familiar with specific radiation protection issues in paediatric radiography

934 views • 58 slides

Introduction to Angiographic Equipment & SAFETY (Pt 1) & Procedures (pt 2)

Introduction to Angiographic Equipment & SAFETY (Pt 1) & Procedures (pt 2). REFERENCES: RAD TECH 255 (Rev :Sp 2010) BUSHONG Ch.22 Interventional Radiography, Ch. 27 Digital Fluoroscopy & Workbook MERRILLS Vol. 3, Ch. 25 Circulatory System & Workbook

864 views • 55 slides

Medical Physics at A Level

Medical Physics at A Level. X-Rays. Contents. Uses Production of X-Rays Brehmsstrahlung radiation Characteristic radiation The X-ray tube Rotating anode Intensifying screen Barium Meal Barium Enema. X -Rays are:-. high frequency, high energy electromagnetic rays.

2.32k views • 49 slides

RADIATION PROTECTION IN DIAGNOSTIC AND INTERVENTIONAL RADIOLOGY

IAEA Training Material on Radiation Protection in Diagnostic and Interventional Radiology. RADIATION PROTECTION IN DIAGNOSTIC AND INTERVENTIONAL RADIOLOGY. L 6: X Ray production. Introduction. A review is made of: The main elements of the X Rays tube: cathode and anode structure

1.1k views • 45 slides

Quality Control in Diagnostic Radiology

Quality Control in Diagnostic Radiology. Factors driving Q.C. Why do we do it?. Legal Requirements Accreditation JCAHO ACR Clinical improvement equipment performance image quality. Medical Physicists at Work. Q.C. Goals. Minimize dose to patients staff Optimize image quality

1.36k views • 43 slides

Image Quality

809 views • 39 slides

RADIATION PROTECTION IN DIAGNOSTIC AND INTERVENTIONAL RADIOLOGY

IAEA Training Material on Radiation Protection in Diagnostic and Interventional Radiology. RADIATION PROTECTION IN DIAGNOSTIC AND INTERVENTIONAL RADIOLOGY. L 6: X Ray production. Basic elements of the X Ray source assembly.

1.48k views • 36 slides

Advanced Biomedical Imaging

Lecture 3 X ray machine & factors affect scatter radiation & patient dose. Advanced Biomedical Imaging. Dr. Azza Helal A. Prof. of Medical Physics Faculty of Medicine Alexandria University. X ray Machine. Slide 13. Slide 5. X ray tube. 1. Focal spot. Actual focal spot.

521 views • 22 slides

Overview of Inertial Fusion Energy Technology Activities at UC San Diego

Overview of Inertial Fusion Energy Technology Activities at UC San Diego. Mark S. Tillack. Briefing to the Advanced Energy Technology Group June 2001. Funding and Oversight. Local Organization. IFE Technology Program Relationships. JSOE: MAE and ECE Departments Center for Energy Research

356 views • 21 slides

Quality of the radiographic image

659 views • 21 slides

Can the optics get to 1-nm?

Can the optics get to 1-nm?. Hanfei Yan NSLS-II, Brookhaven National Laboratory. Collaborators. Multilayer-Laue-Lens (MLL) deposition Al Macrander 1 Chian Liu 1 Ray Conley 1 MLL characterization and focusing measurement Brian Stephenson 2,3 Hyon Chol Kang 2,3 Theoretical Modeling

409 views • 19 slides

286 views • 16 slides

RADIATION PROTECTION IN DIAGNOSTIC AND INTERVENTIONAL RADIOLOGY

IAEA Training Material on Radiation Protection in Diagnostic and Interventional Radiology. RADIATION PROTECTION IN DIAGNOSTIC AND INTERVENTIONAL RADIOLOGY. Part 19.07: Optimization of protection in Mammography Practical exercise. Overview.

272 views • 12 slides

G - L i n e O p t i c s a n d G 1 H u t c h

179 views • 9 slides