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spatial resolution

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Image
Published: 09 June 2014
Fig. 12 Spatial resolution by laser flash More
Image
Published: 01 December 2004
Fig. 7 The same image stored with decreasing spatial resolution. Image sizes, in pixels, are (a) 560 × 560, (b) 280 × 280, (c) 140 × 140, and (d) 70 × 70. 150× More
Image
Published: 01 August 2018
Fig. 4 Spatial resolution dependence of an image-intensifier system as a function of radiation intensity at the entrance screen. A, image-converter resolution; B, 625 TV lines limit; C, combined resolution of image converter and TV line More
Image
Published: 01 August 2018
Fig. 36 (a) Basic spatial resolution from a detector with 127 μm pixel pitch. (b) Superresolution using four images from the same detector. Superresolution improved the spatial resolution by a factor of 2 in both dimensions of the image. More
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003252
EISBN: 978-1-62708-199-3
..., namely scanning electron microscopy, electron probe microanalysis, and transmission electron microscopy. It briefly describes the operating principles, instrumentation which includes energy dispersive X-ray detectors, spatial resolution, typical use of the techniques, elemental analysis detection...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003253
EISBN: 978-1-62708-199-3
... information on the capabilities, typical uses, spatial resolution, elemental analysis detection threshold and precision, limitations, sample requirements, and operating principles of the scanning auger microprobe. electron probe microanalysis scanning auger microprobe scanning electron microscopy...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006660
EISBN: 978-1-62708-213-6
... microscope and describes transmission Kikuchi diffraction. It begins with a discussion on the origins of EBSD and the collection of EBSD patterns. This is followed by sections providing information on EBSD spatial resolution and system operation of EBSD. Various factors pertinent to perform an EBSD...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006459
EISBN: 978-1-62708-190-0
... but is confined to the needle in a direction parallel to the incident radiation. Therefore, the thickness of the conversion screen does not cause appreciable deterioration in the spatial resolution of the system. Fig. 3 Schematic of a typical radioscopic system using an x-ray image intensifier...
Image
Published: 01 December 1998
Fig. 21 X-ray generation volume in thin TEM samples. Note that the thin sample results in reduced spreading of the incident electron beam, thus reducing the diameter of the x-ray generation region and providing better spatial resolution for elemental microanalysis than is possible with typical More
Image
Published: 01 December 2004
of the probe beam determine the spatial resolution in the reconstructed image. Adapted from Ref 61 More
Image
Published: 01 December 2004
Fig. 42 Zinc distribution in a SiC shell after reconstruction from x-ray microfluorescence data. The spatial resolution was limited because available counting time restricted the number of steps. Source: Adapted from M. Naghedolfeizi et al., X-Ray Fluorescence Microtomography Study of Trace More
Image
Published: 01 December 2004
Fig. 43 Zinc distribution in a SiC shell after reconstruction from x-ray microfluorescence data. The spatial resolution was limited because available counting time restricted the number of steps. Source: Adapted from M. Naghedolfeizi et al., X-Ray Fluorescence Microtomography Study of Trace More
Image
Published: 15 December 2019
. Data collected at the TOPAZ diffractometer at the Spallation Neutron Source. The large number of reflections observed is a result of the extensive simultaneous sampling of reciprocal space in both angle and wavelength. Note the spatial resolution required for peak integration. (See the section More
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005218
EISBN: 978-1-62708-187-0
... by only 10 −5 or less. However, provided that phase contrast could be used, it would help to resolve phases with similar atomic compositions but adequate differences in density. Current state-of-the-art x-ray imaging detectors operate with limiting spatial resolutions similar to optical microscopes...
Series: ASM Handbook
Volume: 23
Publisher: ASM International
Published: 01 June 2012
DOI: 10.31399/asm.hb.v23.a0005685
EISBN: 978-1-62708-198-6
... Technique Property Advantages Limitations Light microscopy Physical morphology True color, ambient conditions, few sample limitations Limited magnification, low depth of field Scanning electron microscopy Physical morphology Spatial resolution, rapid data collection Potentially destructive...
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
... Electrons Ions Average sampling depth 5 nm 5 nm 2 nm Typical detection limits 10 −3 10 −3 10 −6 Spatial resolution 0.005 μm 5–10 μm 0.05 μm Information Elemental, some chemical secondary-electron microscopyphotos Elemental, chemical Elemental, molecular Strengths Ultimate...
Series: ASM Handbook
Volume: 17
Publisher: ASM International
Published: 01 August 2018
DOI: 10.31399/asm.hb.v17.a0006456
EISBN: 978-1-62708-190-0
... requirements in terms of accuracy and spatial resolution and moreover require more powerful sources and advanced technologies to inspect large objects and materials with high atomic numbers. In clinical CT, which can be considered the precursor of iCT, the patient remains generally stationary, or at least...
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
... Probe beam Electrons X-ray photons Ions Analyzed beam Electrons Electrons Ions Average sampling depth 5 nm 5 nm 2 nm Detection limits 10 −3 10 −4 10 −6 Spatial resolution 10 nm 5–10 μm 150 nm Information Mostly elemental, SEM photos Elemental, chemical Elemental...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003230
EISBN: 978-1-62708-199-3
... images having spatial resolutions of the order of those described in Fig. 3 . Resolution depends on the object-to-lens distance and the fields of view, factors that affect the degree of magnification. Generally, videoscopes produce higher resolution than fiberscopes. Fig. 3 Typical resolution...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001301
EISBN: 978-1-62708-170-2
..., and scanning tunneling microscopy) and stereochemistry (infrared and Raman spectroscopy). Recent trends are the development of increased spatial resolution (e.g., toward the 10 nm region and below in AES and SIMS) and improved databases and evaluation software for quantitative analysis. With the exception...