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measuring chnique

laser-induced breakdown spectroscopy (libs)

qualitative and quantitative multi-element analysis

imaging

high quality imaging on a coaxial beam path with a high spatial resolution better than 50 µm

samples formats

solid

bulk samples, any shape
sample size up to 50x50x50 mm³

liquid

in sample vessel (cuvette, petri dish, multiwell plate, etc.)

libs

wavelength laser

1064 nm

excitation

diode pumped

laser repetition rate

40 hz

pulse energy on sample

1 - 26 mj, stepless adjustable

wavelength range

210 nm - 850 nm

spectral resolution

28 pm - 113 pm

xyz stage

travel range

x = 145 mm , y = 95 mm , z = 50 mm

resolution

10 μm

repeatability

10 μm

sample imaging

cmos camera

6 mpixel

image field

~ 17 x 25 mm

general properties

dimensions

810 mm x 1100 mm x 590 mm

weight

< 200 kg

safety

laser class 1

temperature range (in operation)

15 - 30 °c

relative air humidity

15 - 80 %, non-condensing

software

measuring methods

single measurement

continuous single measurement

multipoint measurement

mapping

depth profile combined with single, multi-point measurements, mapping

measurement “on the fly”

analysis

libs

elemental analysis (nist database emission lines)
material classification (pca or pls-da)
material quantification univariate
material quantification multivariate (pls, lasso)

accessories

standard samples

reference materials for libs integrated in sample table