Department of Natural Environment Biogeochemistry


Set of three calibrated Phantom Miro M310 high-speed cameras


  • Recording and analysis of high-speed phenomena (recording at a rate of up to several thousand frames/second);
  • Analysis of the size, displacement and velocity of the measured particles using PIV (Particle Image Velocimetry), PTV (Particle Tracking Velocimetry), Shadow Sizing techniques;
  • Visualization of particle displacement in two-dimensional and three-dimensional images;

Examples of applications:

  • Observation and characterization of soil splash erosion. Analysis of the process of detachment and displacement of soil particles/aggregates due to the impact of water drops. Parameterization of the splashed soil particles in quantitative and qualitative aspects (e.g., velocities and displacement ranges); mapping the trajectory of particle displacement. Observation of the dynamics of soil surface deformation.
  • Recording and analysis of the interaction of falling water drops with the surface of leaves of different wettability and coniferous branches. Characterization of water drop fragmentation into smaller droplets in context of hydrological aspect.
  • Recording the reflection of grains on different surfaces in the context of the calculation of the restitution coefficient.

Raindrop generator


  • Studies of the interaction of incident liquid drops of varying properties with varying surfaces.
  • Dispensing single drops with sizes from 2.7 mm to 5.5 mm in diameter or a series of drops with the possibility of varying dispensing rates.
  • The use of a movable wall-mounted platform with the ability to change the height of drop fall (up to 7m) and thus its velocity/kinetic energy.

Smarttech 3D Surface Scanner


  • Generation of three-dimensional scans (triangle meshes) with an accuracy of 30 µm for objects.
  • Measurement of the dimensions and volumes of the objects under study and analysis of their shape.
  • Ability to analyze the deformation of the tested surfaces.
  • Adapted for use in the laboratory as well as field conditions.

Examples of applications:

  • Analysis of the deformation of the surface of soil due to the impact of the water drop, characterization of the resulting micro-craters in terms of erosion.

Malvern Mastersizer 2000 laser diffactometer


  • Determination of particle size distribution (granulometric) in the range of 0.02µm – 2mm by laser diffraction method.
  • Small amount of tested material (from 0.5 g to a few grams).
  • Short analysis time and possibility to use inorganic and organic dispersants.

Examples of applications:

  • Studies of the stability of soil aggregates. Determination of the dynamics of the dispersion process in different dispersing media. Determination of granulometric distribution of soils from small volumes of collected samples giving the possibility to analyze thin layers of sediments.
  • Determination of granulometric distributions of soil, sediment, microorganisms and small organisms (e.g., algae, yeast, protozoa, etc.), powders, dusts and pollutants in various dispersing media. Determination of particle size distributions in food materials (e.g., beverages, fruit juices, starch, chocolate) and others.

Malvern Morphologi G3 microscope


  • Particle size measurement in the range of 0.5 µm – 2 cm using optical microscopy and image analysis.
  • Determination of size distribution with the ability to accurately determine the number of particles analyzed.
  • Particle shape analysis based on multiple software-defined parameters (e.g. elongation, circularity, convexity).
  • Testing of dry powdered materials and their suspensions in liquids.

Examples of applications:

  • Analysis of the size, shape and number of particles in dry form and in various types of dispersions, materials of natural origin (e.g. soil) or synthetic origin (e.g. powders, powders, microplastics), materials of plant origin (e.g. seeds, plant roots, etc.), biomaterials, microorganisms.
  • Measurement of the size, shape and number of particles of a wide range of materials (suspensions, sludge, filter contaminants, microorganisms, dusts, powders, microcapsules, granules and others).

Thermo Delta V Advantage Stable isotope ratio mass spectrometer (CHNO)

  • Ability to determine isotopic ratios of 13C/12C, 15N/14N, 2H/1H, 18O/16O w in solid, gas and liquid samples.

Examples of application:

  • Tracking the source of the water in the splash process by examining the 2H/1H isotopic ratio in the source and droplets.