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 Analytical Techniques
 The Paragon of Precision
We offer expertise in the following Analytical Techniques:

Analytical Technique Typical Applications Signal Detected Elements Detected Organic Information Detection Limits Depth Resolution Imaging/ Mapping Lateral Resolution (Probe Size)
AFM/SPM Surface imaging with near atomic resolution Atomic scale roughness - - - 0.01 nm Yes 1.5 - 5 nm
Auger Elemental surface analysis and high resolution depth profiling Auger electrons from near-surface atoms Li - U - 0.1 - 1 at% 2 - 6 nm Yes 100 nm
FE Auger Elemental surface analysis, microanalysis, microarea depth profiling Auger electrons from near-surface atoms Li - U - 0.01 - 1 at% 2 - 6 nm Yes <15 nm
FIB Cross sections - especially Cu, resist, defects
Thin sections for STEM/TEM
Secondary and backscattered electrons
Secondary ions
B - U
(EDS mode)
- 0.1 - 1 at%   Yes >3 nm with SEM
> 7 nm with FIB
micro-FTIR Identification of polymers, plastics, contaminants, organic films, fibers, and liquids Infrared absorption - Molecular groups 0.1 - 100 ppm - No 15 microns
Analytical Technique
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Typical Applications Signal Detected Elements Detected Organic Information Detection Limits Depth Resolution Imaging/ Mapping Lateral Resolution (Probe Size)
GC/MS
GCMS
Identification and quantification of trace organic compounds Molecular/characteristic fragment ions Molecular ions to mass 1000 - 400 ng (full scan)
10 ng (outgassing)
- - -
HFS Hydrogen in thin films (Quantitative) Forward scattered hydrogen atoms H, D - 0.01 at% 50 nm No 2 mm x 10 mm
Raman Identification of organics and inorganics Raman scattering Molecular chemical identification from vibrational spectra - as low as 0.1 wt% Confocal mode 1-2 µm Yes 1 µm
RBS Quantitative thin film composition and thickness Backscattered He atoms Li - U - 1 - 10 at% (Z<20)
0.01-1 at% (20<Z<70)
0.001-0.01 at% (Z>70)
2 - 20 nm Yes 2 mm
Analytical Technique
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Typical Applications Signal Detected Elements Detected Organic Information Detection Limits Depth Resolution Imaging/ Mapping Lateral Resolution
(Probe Size)
SEM/ EDS Imaging and elemental microanalysis Secondary and backscattered electrons and X-rays B - U - 0.1 - 1 at% 1 - 5 micron (EDS) Yes 4.5 nm (SEM)
1 micron (EDS)
FE SEM High resolution imaging of polished precision cross sections Secondary and backscattered electrons - - - - Yes 1.5 nm
FE SEM (in lens) Ultra-high resolution imaging with unique contrast mechanism Secondary and backscattered electrons - - - - Yes 0.7 nm
SIMS Dopant and impurity depth profiling, surface, and microanalysis Secondary ions H - U - 1e12 - 1e16 at/cc (ppb-ppm) 5 ­ 30 nm Yes 1 micron (Imaging), 30 micron (Depth profiling)
Quad SIMS Dopant and impurity depth profiling, surface, and microanalysis, insulators Secondary ions H - U - 1e14 - 1e17 at/cc <5 nm Yes <5 micron (Imaging), 30 micron (Depth profiling)
TOF SIMS Surface microanalysis of polymers, plastics, and organics Secondary ions, atoms, molecules H - U Molecular ions to mass 10,000 <1 ppma, 1e8 at/cm2 1 monolayer Yes 0.10 micron

Analytical Technique
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Typical Applications Signal Detected Elements Detected Organic Information Detection Limits Depth Resolution Imaging/ Mapping Lateral Resolution
(Probe Size)
TXRF Metallic contamination on semiconductor wafers Fluorescent X-rays S - U - 1e9-1e12 at/cm2 - Yes 10 mm
XPS/ESCA Surface analysis of organic and inorganic molecules Photoelectrons Li - U Chemical bonding 0.01 - 1 at% 1 - 10 nm Yes 10 µm - 2 mm
XRF Thin film, thickness composition X-rays Na - U   10 ppm - No 100 µm


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