Ammonium hydrogen sulphate powder (Phase III) - grains: 125-150µm | CSS | SSHADE

Processing math: 100%

Sample

Name: Ammonium hydrogen sulphate powder (Phase III) - grains: 125-150µm

Owner of sample

Database

CSS

Experimentalists

Maximiliano Fastelli

Origin of sample

Date: 2021-11-04
Provider: Alfa Aesar

Physical characteristics

Thickness: 4.5 $\pm$ 0.1 $mm$
Diameter: 18.0 $mm$
Volume: 1145.0 $mm^3$
Mass: 1.165 $\pm$ 0.005 $g$
Surface roughness: smooth
Sample changes: fully transformed to phase III of Ammonium hydrogen sulphate during warming to 270K
Substrate material: Aluminium
Substrate comments: cylindrical hole, diameter: 18 mm, depth: 4.5 mm
Comments: slightly smoothing the surface by sliding a flat aluminium plate

Sample environment: Temperature

Temperature: 277.0 $\pm$ 0.5 $K$
Temperature max: 295.0 $\pm$ 3.0 $K$
Comments: recording of the spectrum takes 82 min

Sample environment: Fluid

Type

molecular gas

Fluids

$N_2$ 100.0 %

Fluid temperature

277.0

$K$

Fluid pressure

10.0

$mbar$

Comments

high purity N2 gas

Layers in sample

Number

1

Layers

Layer #1 , 4.5 $mm$