Aggregates (fluffy) Sample 2

Practical significance

For experiments intended to mimic the formation of circumstellar dust.

Origin

Produced in the Condensation Flow Apparatus at the NASA Goddard Space Flight Center.

Main constituent
95% MgSiO, 5% MgO
Particle size

Modal grain sizes: 50 nm, 120 nm 
Aggregate/cluster sizes: about 650 nm

Particle shape

High fluffiness

Color
Dark brown magnesiosilica indicative of a high amount of amorphous MgSiO plus crystalline MgO grains; Mg/Si=1.4
SEM/TEM images:
Aggregate Sample 2 TEM Image 1
Aggregate Sample 2 TEM Image 1
All SEM/TEM images (zip file)
Aggregate Sample 2 TEM Images
Scattering matrix (1) wavelength in nm
632.80 nm
Scattering matrix (1) table
matrix_aggregate1_632nm_0.txt
Scattering matrix (1) plot:
Scattering Matrix elements Aggregate Fluffy 2
Refractive index

Real part 1.7

Angle range (deg)
[5,174]
Reference/s
Volten et al., 2007