Sample
Name
Vigarano_514 meteorite grains
Date
2003-04-08
Provider
IPAG
Thickness
10.0 $\pm$ 10.0 ${\mu}m$
Diameter
50.0 ${\mu}m$
Substrate material
microscope glass slide
Comments
manual selection under binocular of about 10 matrix grains of approximate diameter of 50 microns
Temperature
22.0 $\pm$ 2.0 $^{\circ}C$
Temperature max
22.0 $\pm$ 2.0 $^{\circ}C$
Comments
sample prepared and stored, and data acquired under standard temperature and pressure conditions. The temperature may change during Raman data acquisition (laser irradiation), but it has not been quantified
Type
ambient air
Fluid pressure
1.0 $\pm$ 0.1 $atm$
Comments
MATair_lab_wet
Source
Ar+ laser
Filter
optical
Chronology
before spectrum
Irradiation time
540.0 $s$
Particle
Family
photons
Type
Vis photons
Energy
3.87e-19 $J.particle^{-1}$
Particle flux
0.317829457364341 $particle.s^{-1}.m^{-2}$
Particle fluence
171.627906976744 $particle.m^{-2}$
Radiance
Radiant flux
1.23e-19 J.s-1.m-2
Radiant fluence
6.642e-17 J.s-1.m-2
Source
Ar+ laser
Filter
optical
Chronology
during spectrum
Irradiation time
540.0 $s$
Particle
Family
photons
Type
Vis photons
Energy
3.87e-19 $J.particle^{-1}$
Particle flux
0.317829457364341 $particle.s^{-1}.m^{-2}$
Particle fluence
171.627906976744 $particle.m^{-2}$
Radiance
Radiant flux
1.23e-19 J.s-1.m-2
Radiant fluence
6.642e-17 J.s-1.m-2
Title
selection of the grains

Precursors

Matters

Produced sample

Materials
Processing steps
Step Chronology Date Type Process Changes
#1 before layer formation 2003-04-08 mechanical Manual selection under optical binocular of about 10 matrix grains of about 50 microns diameter. Matrix selected based on its black color and on its fine-grained texture
#2 during layer formation 2003-04-08 mechanical Grains pressed between two glass slides with a mechanical press grain crushed down to a thickness of about 10 microns