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electromagnetic interference shielding

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Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001265
EISBN: 978-1-62708-170-2
... of electroless copper in various applications. This article provides information on the bath chemistry and deposit properties of electroless copper and discusses the applications of electroless copper plating, such as printed wiring boards, decorative plating-on-plastic, electromagnetic interference shielding...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003398
EISBN: 978-1-62708-195-5
.... It provides a discussion on electromagnetic interference shielding, electrostatic discharge protection, metal plating, fire resistance, and corrosion resistance on composite materials. composites composite laminates fiber-reinforced polymer wet lay-up autoclaves resin transfer molding vacuum...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003026
EISBN: 978-1-62708-200-6
... and testing methods of electromagnetic interference are also provided. Designations, electrical properties, and applications of elastomers are tabulated. aging dielectric properties elastomers electromagnetic shielding Ohm's law plastics testing specifications testing standards PLASTICS...
Series: ASM Handbook
Volume: 5A
Publisher: ASM International
Published: 01 August 2013
DOI: 10.31399/asm.hb.v05a.a0005736
EISBN: 978-1-62708-171-9
..., conductors, and resistors, and discusses their implications and associated limitations for device applications and potential remedial measures. The article presents specific examples of electrical/electronic device applications, including electromagnetic interference/radio-frequency interference shielding...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003022
EISBN: 978-1-62708-200-6
... producers move away from painted trim parts and use bright trim as a tool to distinguish otherwise similar models. Vacuum metallized plastics are increasingly used in applications such as headlamps ( Ref 6 ). Electronic equipment such as computers must be shielded from electromagnetic interference (EMI...
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005127
EISBN: 978-1-62708-186-3
... interference fits between the driven and static tube can be routinely achieved. A simple example of this is shown in Fig. 6 . Here, a simple 32 mm (1.25 in.) diameter tube is electromagnetically compressed onto two ordinary hex nuts using two electromagnetic impulses. If the crimping energy is chosen...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005853
EISBN: 978-1-62708-167-2
... or coating, these variations may cause the instrument to have an erratic temperature indication. The peak picker may not be the solution. In some applications the best solution is to slow down the response time to 1 s, and for some applications even as slow as a 10 s. Electromagnetic Interference...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006458
EISBN: 978-1-62708-190-0
... is much smaller than if the conducting shield were not present, because it is spread over a larger area. Fig. 4 Coils that may be used in electromagnetic acoustic transducers (EMATs) to generate different types of elastic waves. (a) Spiral coil that is sometimes used for thickness gaging because...
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...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005641
EISBN: 978-1-62708-174-0
... includes information on independent process variables such as incident laser beam power and diameter, laser beam spatial distribution, traverse speed, shielding gas, depth of focus and focal position, weld design, and gap size. Dependent variables, including depth of penetration, microstructure...
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
...Abstract Abstract This article provides an overview of electromagnetic fields (EMFs) and discusses their direct and indirect effects on human health. It provides a detailed description of the exposure levels of EMFs in residential and work environments. The article examines the international...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003216
EISBN: 978-1-62708-199-3
... plating of plastics, electromagnetic interference shielding of electronic components, and coating of injection molded plastic circuit boards, or molded interconnect devices. Mechanical Plating MECHANICAL PLATING is a method for coating ferrous metals, copper alloys, lead, stainless steel...
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
... protection, and those passing by a welding station must shield their eyes from the flame or arc radiation, vision is limited. Because eye protection interferes with their vision, welders and passersby can easily trip over objects on the floor. Therefore, management must lay out the production area so...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005621
EISBN: 978-1-62708-174-0
... of heat-transfer efficiency to base metal versus electrode speed for 0.89 mm (0.035 in.) diameter steel electrode in an Ar-2% O 2 shield gas. Total heat-transfer efficiency is shown partitioned into arc and molten drop components. Power supply open-circuit voltage, E O , is 32 V; contact tube-to-base...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001465
EISBN: 978-1-62708-173-3
... voltage is usually applied. This is accomplished through the use of a high voltage pulse, or a superimposed high-frequency high-peak voltage signal. Either of these generates a significant amount of electromagnetic interference (EMI) radiation, which can result in damage or shutdown of such equipment...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001482
EISBN: 978-1-62708-173-3
... primarily responsible for mixing and, as a result, also affects the composition of the weld pool. Recently, the sophistication of fluid-flow modeling has reached a stage where most of the important physics are considered. Buoyancy, surface tension, and electromagnetic forces are the three driving forces...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006301
EISBN: 978-1-62708-179-5
...Abstract Abstract This article describes some examples of the different welding processes for gray, ductile, and malleable irons. These processes include fusion welding, repair welding, shielded metal arc welding, gas metal arc welding, flux cored arc welding, gas tungsten arc welding...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001334
EISBN: 978-1-62708-173-3
... to cover gas flow, but, more importantly, it is driven by electromagnetic forces associated with the arc itself. In gas metal arc (GMA) welds, liquid filler metal is also being transferred through the arc from the electrode to the workpiece. Both the mode and velocity of metal transfer have major effects...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001487
EISBN: 978-1-62708-173-3
... and away from the welder's head. Gun-Mounted Fume Removal Equipment Gun-mounted fume removal equipment extracts the fumes at the point of welding and results in an almost smokeless environment. The exhaust rate must be set so that it does not interfere with the shielding gas pattern provided...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003043
EISBN: 978-1-62708-200-6
..., including corrosion compatibility, fastener materials and strength, head configurations, importance of clamp-up, interference fit fasteners, lightning strike protection, blind fastening, and sensitivity to hole quality. Types of fusion bonding are presented, namely, thermal welding, friction welding...