X-ray background

Results: 283



#Item
241Medical physics / Radiation oncology / Nuclear physics / Radiation protection of patients / Radiation therapy / Ionizing radiation / Background radiation / Radiation protection / X-ray / Medicine / Radioactivity / Radiobiology

PDF Document

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Source URL: www.iaea.org

Language: English - Date: 2009-04-30 05:08:48
242Osteopathies / Osteoporosis / Anatomy / Bone density / Bone fracture / Bone / Dual-energy X-ray absorptiometry / Medicine / Osteology / Health

The Skeleton Teacher Background Activity #1: Bag of Bones Objective

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Source URL: www.nasa.gov

Language: English - Date: 2013-07-16 13:52:02
243XMM / Loiseau / Grism / Spacecraft / Newton / Space technology / Spaceflight / Space telescopes / X-ray telescopes

OM Background Measurements Nora Loiseau XMM-Newton User Support Group ESAC, Spain XMM-Newton

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Source URL: xmm2.esac.esa.int

Language: English - Date: 2006-04-24 11:47:35
244Medicine / Astrophysics / Plasma physics / Scattering / Spectroscopy / Isis / X-ray / Plasma / Cosmic microwave background radiation / Physics / Astronomy / Observational astronomy

How to Find and Identify Weak Emission Lines in a Stellar HETG Spectrum Using TGCat and WebGUIDE David Huenemoerder ([removed]) X-Ray Astronomy School Cambridge, MA 1–5 Aug 2011

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Source URL: tgcat.mit.edu

Language: English - Date: 2011-07-29 11:31:34
245Supernovae / Supernova remnants / Plasma physics / Chandra X-ray Observatory / X-ray astronomy / Supernova / Pixel / Cassiopeia A / X-ray / Astronomy / Space / Astrophysics

Activity: False Color Images background: Images taken by telescopes that observe at the "invisible" wavelengths are sometimes called "false color images." That is because the colors used to make them are not "real" but a

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Source URL: chandra.harvard.edu

Language: English - Date: 2009-07-22 13:05:54
246Plasma physics / X-ray telescopes / Quasar / Radio astronomy / X-ray astronomy / Chandra X-ray Observatory / Active galactic nucleus / Hubble Deep Field / Supermassive black hole / Astronomy / Space / Galaxies

Chandra X-Ray Observatory X-Ray Astronomy Field Guide X-Ray Background/Deep Fields Before Chandra, when X-ray telescopes observed the sky it is not dark between points of light. Rather, a uniform background glow was app

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Source URL: chandra.harvard.edu

Language: English - Date: 2008-01-29 13:13:36
247Radiation / Nuclear physics / Roentgen equivalent man / Ionizing radiation / Sievert / Background radiation / Absorbed dose / X-ray / Orders of magnitude / Medicine / Radiobiology / Radioactivity

Comparing the Effects of Where You Live and How You Live Objectives: Build student’s ability to read and interpret information on the worksheet. Develop understanding of natural background radiation vs.

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Source URL: www.nuclearscienceweek.org

Language: English - Date: 2013-08-26 12:42:13
248X-ray telescopes / Astroparticle physics / Optics / Photons / X-ray burster / Cosmic microwave background radiation / Rossi X-ray Timing Explorer / X-ray / Cosmic ray / Physics / Astronomy / Space telescopes

X-ray Timing in Astrophysics Paul Ray Naval Research Laboratory Thanks to Mike Nowak, Zaven Arzoumanian, and Tod Strohmayer for useful material!

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Source URL: heasarc.gsfc.nasa.gov

Language: English - Date: 2006-05-26 13:26:16
249Radiobiology / Radiation oncology / Radiology / Radiation therapy / Paediatric radiology / Ionizing radiation / X-ray / Background radiation / Gray / Medicine / Radioactivity / Medical physics

What Parents Should Know about CT Scans for Children

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Source URL: www.health.ny.gov

Language: English - Date: 2010-07-20 13:30:15
250Space / Nuclear Spectroscopic Telescope Array / Hubble Space Telescope / Chandra X-ray Observatory / NASA / Space observatory / XMM-Newton / Japan Aerospace Exploration Agency / Spitzer Space Telescope / Spaceflight / Spacecraft / Space telescopes

Final Version for Release[removed]NASA Response to the 2014 Senior Review for Astrophysics Operating Missions Paul Hertz Director, Astrophysics Division Science Mission Directorate Background

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Source URL: science.nasa.gov

Language: English - Date: 2014-05-16 11:13:35
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