1-20 of 29 Search Results for

microwave spectrometers

Sort by
Image
Published: 01 January 1986
Fig. 9 Microwave spectrometer used for FMAR measurements in transmission. Source: Ref 9 More
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001751
EISBN: 978-1-62708-178-8
... on reflection spectrometers, microwave spectrometers, and ferromagnetic anti-resonance spectrometers used for measuring FMR. It also discusses the applications of FMR and provides several detailed examples. ferromagnetic resonance magnetization microwave spectrometers quantitative analysis...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001750
EISBN: 978-1-62708-178-8
... and calibrated to provide a satisfactory spectrum. A sensitive detection system, with its preamplifier and lock-in detector, is used to eliminate noise and to obtain high-quality spectra. A typical ESR spectrometer ( Fig. 1 ) consists of a microwave bridge housing a klystron that generates microwaves...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006647
EISBN: 978-1-62708-213-6
... Abstract This article provides a clear but nonexhaustive description of the general principle of atomic emission, with a particular focus on instrumentation, and summarizes the main characteristics of the inductively coupled plasma optical emission spectrometer technique. Basic atomic theory...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006651
EISBN: 978-1-62708-213-6
... of the general principles of MS. This is followed by sections providing a basic understanding of instrumentation and discussing the operating requirements as well as practical considerations related to solid sample analysis by MS. Instrumentation discussed include the triple quadrupole mass spectrometer...
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
... of a field ion element due to a change in chemical with a small energy loss. The back- microscope with a hole in its screen open- bonding relative to a specified element or scattered electron yield is strongly de- ing into a mass spectrometer; atoms are compound. pendent upon atomic number, qualita- removed...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003056
EISBN: 978-1-62708-200-6
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
.... matic lens and apochromatic lens. based on spectroscopic, electrochemical, radiochemical, chromatographic, and nuclear principles. 784 / Reference Information aspect ratio. The length-to-width ratio of a are detected in the mass spectrometer. See backscattered electron. An information sig...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001285
EISBN: 978-1-62708-170-2
... dielectrics). In the PECVD process, the gaseous precursors are most commonly subjected to time-varying electric fields of frequencies in the range of 50 kHz to 13.5 MHz. In some designs, microwave frequencies are also used. The electric field initially reacts primarily with the free electrons present...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006438
EISBN: 978-1-62708-190-0
... for Leaks Using the Mass Spectrometer Leak Detector or Residual Gas Analyzer in the Tracer Probe Mode 22 ASTM E1742/E1742M, Standard Practice for Radiographic Examination 23 ASTM E2033, Standard Practice for Computed Radiology (Photostimulable Luminescence Method) 24 Codes...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.9781627081788
EISBN: 978-1-62708-178-8
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006671
EISBN: 978-1-62708-213-6
..., gases given off during drying and firing are analyzed by a gas chromatograph/mass spectrometer. Other chemical analysis methods that yield specific information, are sensitive to light elements, are more suitable for the specific sample, and/or are the most readily available can also be used...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006766
EISBN: 978-1-62708-295-2
..., is available that facilitates analysis of smaller samples. The sample mass should also be sufficient to avoid overheating. Advanced spectrometers can analyze elements that are available only to the inert gas fusion technique. Validation of these methods is extremely important and can be done by periodic...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003062
EISBN: 978-1-62708-200-6
... applications, but TiO 2 is also being developed as an oxygen sensitive resistive sensor. Other categories of ceramic materials include ferrites and ceramic superconductors. Recent developments in ferrites have been related primarily to their use as recording heads, but research in the area of microwave...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006641
EISBN: 978-1-62708-213-6
... increasing significantly. ICP-MS is more sensitive than the established atomic optical emission and atomic absorption spectrometers. ICP-MS analysis is also a more quantitative method compared with spark (or arc) source mass spectrometry, glow discharge mass spectrometry, secondary ion mass spectrometry...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0005549
EISBN: 978-1-62708-162-7
... program LCT large coil test GGG gallium gadolinium garnet ICP inductively coupled plasma LEC liquid-encapsulated Czochralski LED light-emitting diode GMAW gas metal arc welding ICPMS inductively coupled plasma mass LHC large hadron collider GP Guinier-Preston (precipitation zone) spectrometer LIMS laser...
Series: ASM Handbook
Volume: 2
Publisher: ASM International
Published: 01 January 1990
DOI: 10.31399/asm.hb.v02.a0001115
EISBN: 978-1-62708-162-7
... has been purified to the 99.9999% level using this method. This purity is required for the manufacture of semiconducting gallium arsenide, which is used in light-emitting diodes and as substrates for high-speed digital and monolithic microwave integrated circuits. Additional information is available...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003052
EISBN: 978-1-62708-200-6
... in an applied field Change of birefringence with applied field Electro-optics, headup displays, flash goggles Actuators ZTS (zirconium titanium stannate) High-purity oxides Stable permittivity at high frequencies over a wide temperature range and very low dielectric and insertion losses Microwave...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.9781627082136
EISBN: 978-1-62708-213-6
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003057
EISBN: 978-1-62708-200-6
... spectrometry The EDS technique is normally used in tandem with the electronic microscope in the microanalysis of samples. The accuracy of this analytical technique is considerably less than the accuracy of WXRFS. One of the most important advantages of XRFS is the automation of the spectrometer...