1-20 of 80 Search Results for

kinetic energy

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006771
EISBN: 978-1-62708-295-2
... has a unique set of electron energies surrounding the nucleus, it also has a unique set of Auger peaks, and the resulting spectrum provides a fingerprint of the probed surface. The kinetic energy of the Auger electrons is typically between 40 and 2500 eV. In this energy regime, electrons can only...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003534
EISBN: 978-1-62708-180-1
... element has a unique set of electron energies surrounding the nucleus, it also has a unique set of Auger peaks, and the resulting spectrum provides a fingerprint of the probed surface. The kinetic energy of the Auger electrons is typically between 40 and 2500 eV. In this energy regime, electrons can...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006943
EISBN: 978-1-62708-395-9
... 0.1 and 40 kV. In accordance with common solid-state physics practice, the kinetic energy of the electron is expressed in electron volts (eV) equivalent to 1.602 × 10 −19 joules. The electron volt is defined as the energy of the work done on an electron when accelerating through a potential...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.9781627081801
EISBN: 978-1-62708-180-1
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0006548
EISBN: 978-1-62708-180-1
... to fracture toughness kt stress-concentration factor Kth threshold stress-intensity factor KE kinetic energy kg kilogram kgf kilogram force kPa kilopascal ksi kips (1000 lb) per square inch kW kilowatt ln natural logarithm (base e) lb pound lbf pound force log common logarithm (base 10) L length L liter L...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001851
EISBN: 978-1-62708-241-9
... Modeling The shaft is considered flexible. It is characterized by its kinetic and deformation energies. Its motion results from axial displacement and bending deformations in the x - and y -planes ( Fig. 4 ). Fig. 4 Rotating shaft The kinetic energy of the shaft may be represented...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001004
EISBN: 978-1-62708-229-7
...) auger electron microscopy, (iii) electro-chemical polarisation kinetic reactivation, EPR and (iv) the small punch test. It was observed that a significant relationship existed between ambient temperature charpy impact energies and the extent of grain boundary phosphorus segregation expressed...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006924
EISBN: 978-1-62708-395-9
... as that for the reaction of epoxy with secondary amine, and that the activation energies are the same. The kinetics associated with cure are described in a later section in this article. For systems with a symmetrical DSC exotherm, these parameters are usually within a few percent of each other ( Ref 2 , 3 , 5...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003567
EISBN: 978-1-62708-180-1
... the corrosive wear caused by slurries. For a particle of a given angularity, the denser the particle, the more likely it is to cause either deformation or cutting wear on impact. This is a consequence of the dissipation of more energy in the same volume. Particle Size Because of their greater kinetic...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006926
EISBN: 978-1-62708-395-9
... such as polymethyl methacrylate (PMMA), polystyrene (PS), and PC due to anisotropic swelling ( Ref 2 , 11 , 12 ). Swelling Kinetics The diffusion of organic penetrants into plastics may occur either by a Fickian diffusion (Case I) or a non-Fickian process (Case II), in which the rate of the diffusing front...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.power.c9001676
EISBN: 978-1-62708-229-7
... case, nitriding and embrittlement occurred at temperatures as low as 300 to 400 deg C (determined from an examination of the oxidation of the Zircaloy-2 carrier rod on which the detectors were mounted). Recent results are described and discussed in terms of the oxidation and nitriding kinetics...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001779
EISBN: 978-1-62708-241-9
... and the collapse of vapor bubbles producing microjets of high kinetic energy, which is common in hydraulic machinery such as pumps, turbines, and propellers. The pressure waves are released by the collapse of vapor structures which interact with solid surfaces and lead to material damage. This phenomenon results...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001771
EISBN: 978-1-62708-241-9
... microscopy, energy dispersive x-ray spectrometry, and mechanical property testing. This provided critical information and revealed that improper coking and decoking had removed the protective oxide layer (Cr 2 O 3 ) that normally prevents coke deposits from forming on exposed surfaces. Without this layer...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006787
EISBN: 978-1-62708-295-2
... failures, molten salts for energy storage, and degradation and failures in gas turbines. The article describes the effects of environment on aero gas turbine engines and provides an overview of aging, diffusion, and interdiffusion phenomena. It also discusses the processes involved in high-temperature...
Series: ASM Failure Analysis Case Histories
Volume: 1
Publisher: ASM International
Published: 01 December 1992
DOI: 10.31399/asm.fach.v01.c9001126
EISBN: 978-1-62708-214-3
... inclusion. Scanning Electron Microscopy/Fractography The scanning electron microscope (SEM) clearly showed spherical inclusions at all of the origins ( Fig. 2b ). Chemical Analysis/Identification Material An energy-dispersive X-ray (EDX) analysis was performed on the inclusions remaining...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006781
EISBN: 978-1-62708-295-2
... as a function of time within a single flight. One can imagine that, due to the physics dictating the behavior of thermal and mechanical wave propagation as well as thermal energy storage, the phasing of the mechanical demand will likely not be identical to the phasing of the thermal demand placed...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.9781627083959
EISBN: 978-1-62708-395-9
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006869
EISBN: 978-1-62708-395-9
...-impact condition: (Eq 5) η = 2 E r H ρ V 2 sin 2 α where E r is the erosion rate, H is the hardness, ρ is the density of the erodent, V is the impact velocity, and α is the angle of impingement. It is assumed that the kinetic energy of the impinging...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0001820
EISBN: 978-1-62708-180-1
... shear fractures occur at the arrest point, where an axially propagating fracture turns and spirals in a helical direction. Figure 4 shows an illustration of the location and configuration of tearing shear fractures. Tearing shear fractures occur because of the kinetic energy of the fracturing pieces...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006827
EISBN: 978-1-62708-329-4
.... Fig. 13 Typical growth kinetics of a copper-tin-base intermetallic compound. Source: Ref 31 . Courtesy of Springer Nature Figure 14 shows the impact fracture energy under different IMC growth scenarios. The aging condition is an elevated temperature of 150 °C (300 °F), which causes copper...