1-20 of 28 Search Results for

gas mass spectrometers

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 Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110335
EISBN: 978-1-62708-247-1
...A comparison of mass spectrometers. Table 2 A comparison of mass spectrometers. Quadrupole ToF Magnetic Sector Ion detection Serial Continuous Parallel detection Mass separation Modulating electric field Flight time Magnetic deflection Mass resolution 500 - 1000...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720139
EISBN: 978-1-62708-305-8
... Plasma Mass Spectroscopy (ICP/MS) This combined technique provides better detection limits for trace elements, in some cases down to the range of parts per trillion. The dissolved sample is aspirated into the plasma and ionized. Ions from the plasma are then input to a mass spectrometer...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780383
EISBN: 978-1-62708-281-5
.... Fig. 12 Block diagram of a typical x-ray photoelectron spectroscopy spectrometer. UHV, ultrahigh vacuum Fig. 13 Ion impact removal of atoms or clusters from solid surfaces. Mass analysis of the sputtered particles is the basis of the static SIMS technique. Simultaneous Auger electron...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110461
EISBN: 978-1-62708-247-1
...) and (c). Figure 2 STEM images of a silicide spike causing junction leakage. (a) High angle annular dark field (HAADF) or mass contrast image from a planar sample and, (b) HAADF and Bright Field (BF) images from a cross-section sample extracted from the planar sample. Figure 6 (a) SEM...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.pnfn.t65900139
EISBN: 978-1-62708-350-8
... the reactions of the process gases in the nitriding chamber, they connected a mass spectrometer. They determined that they could analyze the gas activities and surface reactions taking place at the steel surface. This meant that the solubility limit of nitrogen in iron could be not only observed, but also...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720411
EISBN: 978-1-62708-305-8
... Pressure change Pressurized liquid (generally water) and visual observation Pressurized gas using a leak detection solution Tracer gas using thermal leak detectors Helium using a mass spectrometer during pressure and vacuum tests Other methods less frequently used are acoustical detection...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110563
EISBN: 978-1-62708-247-1
... has its own mass that responds to motions indicated by the arrows. The Z-axis mass moves in and out of the plane of the image to measure z-accelerations. Figure 5 SEM of a portion of a MEMS gyroscope. Figure 6 Closeup of a structure in the gyro from the previous figure...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290035
EISBN: 978-1-62708-319-5
... absolute temperature (at constant shear strain rates) for the extraction of an apparent activation energy Fig. 3.25 The traditional thermogravimetric analysis test relies on balance arms extending out of the hot zone to independently measure mass for the reference standard and test sample...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780359
EISBN: 978-1-62708-281-5
... temperature or time Composition, thermal stability, evolved gas analysis Thermomechanical analysis (TMA) Dimensional changes over temperature Coefficient of thermal expansion, material transitions, molded-in stress, chemical compatibility Dynamic mechanical analysis (DMA) Elastic modulus, viscous...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.horfi.t51180151
EISBN: 978-1-62708-256-3
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780343
EISBN: 978-1-62708-281-5
..., chemical analysis Attenuated total reflectance (ATR) Surface functional groups Molecular information Nuclear magnetic resonance (NMR) spectroscopy Chemical shift of nuclei Molecular structure, functional group determination, sequence distribution Mass spectroscopy Mass/charge of ions produced...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2007
DOI: 10.31399/asm.tb.htcma.t52080147
EISBN: 978-1-62708-304-1
... Thermodynamic equilibria in terms of partial pressures (atm) for the inlet gas of N<sub>2</sub>-9O<sub>2</sub>-12CO<sub>2</sub>-4HBr-100 ppm SO<sub>2</sub> at 593 and 927 °C (1100 and 1700 °F) Table 6.43 Thermodynamic equilibria in terms of partial pressures (atm) for the inlet gas of N 2 -9O 2 -12CO 2...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610549
EISBN: 978-1-62708-303-4
... are indications of local rupture that has taken place under the bursting microstresses induced by the molecular hydrogen, which diffuses through the metal in the atomic state and collects under pressure in pores and other discontinuities. Various effects due to gas absorption are found in other metals and alloys...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780089
EISBN: 978-1-62708-281-5
... Thermogravimetric-Tandem Triple Quadrupole Mass Spectrometer System (TGA/MS/MS) , ANTEC ’84 , Society of Plastics Engineers , 1984 , p 319 – 322 133. Sabatelli D.C. , Lavigne G. , Tanaka J. , and Johnson J.F. , Polymer Curing Studies Using Combined TGA-GC-FTIR-MS Techniques , ANTEC...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910475
EISBN: 978-1-62708-250-1
... dissolved metals. Combustion methods, such as high-temperature combustion and inert-gas fusion, are used to determine the concentrations of carbon, sulfur, nitrogen, hydrogen, and oxygen. X-ray diffraction (XRD) methods identify crystalline compounds either on the metal surface or as a mass of particles...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2012
DOI: 10.31399/asm.tb.pdub.t53420239
EISBN: 978-1-62708-310-2
... or by the use of inert gas atmospheres, argon and helium usually being satisfactory. Vacuum melting and heat treatment are hazardous from the standpoint of maintenance of composition unless the vapor pressures of all components concerned are very low. Vapor losses can be minimized by the use of positive...
Series: ASM Technical Books
Publisher: ASM International
Published: 23 January 2020
DOI: 10.31399/asm.tb.stemsem.9781627082921
EISBN: 978-1-62708-292-1
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.9781627082532
EISBN: 978-1-62708-253-2
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110434
EISBN: 978-1-62708-247-1
...Properties of analytical techniques including energy dispersive x-ray spectroscope (EDS) in the SEM or STEM (with thin samples), wavelength dispersive x-ray spectroscopy (WDS), Auger electron spectroscopy (AES), x-ray photoelectron spectroscopy (XPS, also knows as ESCA), secondary ion mass...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.lmcs.9781627082914
EISBN: 978-1-62708-291-4