Matter
- Name
- Water ice spherical particles 4.5±2.5 μm
- Family
- solid
- Database
- Experimentalists
- Origins
- laboratory
- Provider
- Space Research and Planetary Sciences Division, University of Bern
- Provider reference code
- SPIPA-A
- Preparation
- raw
- Method
- Nebulization of liquid water and freezing by deposition of cold substrate
- Phase type
- solid
- Shape
- fluffy powder
- Texture
- pulverulent
- Type of porosity
- porous
- Texture
- compact
- Grain sizes
-
Grains Size min Size max Size median Size width Size mass fraction Grain shape #1 0.0 ${\mu}m$ 1.0 ${\mu}m$ 0.01 spherical #2 1.0 ${\mu}m$ 2.0 ${\mu}m$ 0.1 spherical #3 2.0 ${\mu}m$ 3.0 ${\mu}m$ 0.14 spherical #4 3.0 ${\mu}m$ 4.0 ${\mu}m$ 0.23 spherical #5 4.0 ${\mu}m$ 5.0 ${\mu}m$ 0.22 spherical #6 5.0 ${\mu}m$ 6.0 ${\mu}m$ 0.08 spherical #7 6.0 ${\mu}m$ 7.0 ${\mu}m$ 0.08 spherical #8 7.0 ${\mu}m$ 8.0 ${\mu}m$ 0.04 spherical #9 8.0 ${\mu}m$ 9.0 ${\mu}m$ 0.03 spherical #10 9.0 ${\mu}m$ 10.0 ${\mu}m$ 0.01 spherical #11 10.0 ${\mu}m$ 11.0 ${\mu}m$ 0.02 spherical #12 11.0 ${\mu}m$ 12.0 ${\mu}m$ 0.02 spherical #13 12.0 ${\mu}m$ 20.0 ${\mu}m$ 0.03 spherical - Size method
- Manual counting on cryo-Scanning Electron Microscopy images of fresh ice particles
- Title
- Nebulization of liquid water droplets and freezing on a cold plate
- Matter
- Water ice spherical particles 4.5±2.5 μm (this matter)
- Processing steps
-
Step Date Type Process Changes #1 mechanical Liquid water droplets are produced using an ultrasonic nebulizer (Hippomed AIR ONE). #2 thermal The droplets of deionized/ultra-pure water, initially liquid, undergo solidification as they enter the freezer and sediment onto the cold substrate.