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electromagnetic radiation

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Image
Published: 01 January 2005
Fig. 3 Electromagnetic spectrum and energy of radiation. Source: Ref 5 More
Image
Published: 30 September 2015
Fig. 3 Electromagnetic spectrum of radiation types. Source: Ref 6 More
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006475
EISBN: 978-1-62708-190-0
... evaluation (NDE). The article concludes with information on ground-penetration radar (GPR) that uses electromagnetic radiation and detects the reflected signals from subsurface structures. absorption spectroscopy composite structures dielectric materials electromagnetic radiation electromagnetic...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001733
EISBN: 978-1-62708-178-8
... Abstract This article provides an introduction to x-ray spectrometry, and discusses the role of electromagnetic radiation, x-ray emission, and x-ray absorption. It focuses on the instrumentation of wavelength-dispersive x-ray spectrometers, and energy dispersive x-ray spectrometers (EDS...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005635
EISBN: 978-1-62708-174-0
... and electrical safety are discussed. The article explains the use of personal protective equipment and provides information on protection against fumes, gases, and electromagnetic radiation. It concludes with a discussion on safe handling of compressed gases as well as the prevention and protection of fire...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003235
EISBN: 978-1-62708-199-3
... Abstract Microwaves (or radar waves) are a form of electromagnetic radiation with wavelengths between 1000 cm and 1 mm in free space. One of the first important uses of microwaves in nondestructive evaluation was for components such as waveguides, attenuators, cavities, antennas, and antenna...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006448
EISBN: 978-1-62708-190-0
... Abstract Radiography is the process or technique of producing images of a solid material on a paper/photographic film or on a fluorescent screen by means of radiation particles or electromagnetic waves of short wavelength. This article reviews the general characteristics and safety principles...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0005692
EISBN: 978-1-62708-178-8
... for photography is to refract light differently as a function of principles. optical density. wavelength is minimized. See also achro- matic, apochromatic lens. analytical curve. The graphical representa- absorption (of electromagnetic radiation). A tion of a relation between (1) the intensity decrease...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006748
EISBN: 978-1-62708-213-6
... in the trans- density. analysis based on the detection of character- mission electron microscope equipped to istic radionuclides following nuclear bom- detect and quantify many different signals absorption (of electromagnetic radiation). A bardment. See also neutron activation from the specimen. The technique...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003238
EISBN: 978-1-62708-199-3
... is a nondestructive-inspection method that is based on differential absorption of penetrating radiation—either electromagnetic radiation of very short wavelength or particulate radiation—by the part or test piece (object) being inspected. Because of differences in density and variations in thickness of the part...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006453
EISBN: 978-1-62708-190-0
... the process of heat conduction, and the heat-conduction process is monitored by measuring emitted IR radiation at the sample surface using an IR camera. Thus, performance of TNDE requires that energy is transformed from one form to another at least twice (excitation to heat conduction to electromagnetic...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005835
EISBN: 978-1-62708-167-2
... Abstract Induction heating is a combination of several interrelated physical phenomena, including heat transfer, electromagnetics, and metallurgy. This article presents a brief review of different heat transfer modes, namely, heat conduction, thermal radiation, and convection. It focuses...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005858
EISBN: 978-1-62708-167-2
... The effects of EMFs on humans are a direct function of the frequency and field intensity. Non-Ionizing Radiation Electric, magnetic, and electromagnetic fields described in this article are classified as non-ionizing radiation (NIR). In fact, they are not energetic enough to eject an electron from...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005879
EISBN: 978-1-62708-167-2
... the electromagnetic calculations. The values of specific heat ( c ) and thermal conductivity (λ), as well as of convection heat transfer coefficient (α c ) and radiation heat transfer coefficient (α r ), are corrected by means of their known dependence on temperature in each calculation step (see Eq 4...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005638
EISBN: 978-1-62708-174-0
... in part to the continuing improvements in power source reliability, laser power and beam quality, and power source diagnostics. Laser Welding Process Description Lasers produce coherent electromagnetic radiation that can be focused to a small spot size, resulting in a high power density...
Image
Published: 01 August 2018
Fig. 2 Schematic of the portion of the electromagnetic spectrum that includes x-rays, γ-rays, ultraviolet and visible light, and infrared radiation showing their relationship with wavelength and photon energy More
Image
Published: 01 December 1998
Fig. 2 Schematic representation of the portion of the electromagnetic spectrum that includes x-rays, gamma rays, ultraviolet and visible light, and infrared radiation, showing their relationship with wave length and photon energy More
Image
Published: 01 August 2018
Fig. 14 The shear-horizontal wave directivity or radiation pattern of a periodic permanent magnet shear-horizontal electromagnetic acoustic transducer (EMAT) for (a) 400, (b) 500, and (c) 700 kHz. Adapted from Ref 18 More
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001756
EISBN: 978-1-62708-178-8
.... As electromagnetic radiation, x-rays have wave and particle properties. Derivation of all angle-dependent phenomena is based on their wave characteristics. However, electronic detectors measure photon properties, with intensity measurements reported as counts per second. Most commercial x-ray sources use a high...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003165
EISBN: 978-1-62708-199-3
... infrared radiation makes beryllium highly suited for mirrors, either as polished or plated substrate. The near transparency of beryllium to x-rays and other high-energy electromagnetic radiation is responsible for its widespread use in foil gage as windows in x-ray tubes and radiation-detection devices...