GEMMA lab.

For more information contact::

Roberto Colombo (Scientific Director), email: roberto colombo@unimib.it 

Sergio Cogliati (Technical Director), email: sergio.cogliati@unimib.it

OPTICAL-THERMAL SYSTEM

Integrated multi-sensor imaging system to acquire surface reflectance and thermal maps for multidisciplinary applications (e.g., evapotranspiration, snow melting processes, inland and coastal water monitoring, landslides studies, geomorphic processes, and wildlife monitoring with thermal imaging).

PLATFORM

DJI Matrice 210 RTK

PAYLOAD

  • VNIR multispectral camera with 9 spectral bands (MAIA S2)
  • Radiometric thermal camera + compact RGB (DJI Zenmuse XT2) 
  • RGB high-resolution camera 20.8 MP (DJI Zenmuse X5S)  

MEASUREMENTS

  • at-sensor radiance
  • surface spectral reflectance
  • surface temperature 
  • high-resolution RGB imagery and surface digital model

GEOPHYSICAL PARAMETERS

  • net radiation, surface thermal inertia, snow physical parameters, bio-optical parameters of inland and coastal waters, vegetation biophysical parameters, soil and rocks characteristics
drone DJI Matrice 210
Photogallery

ATMOSPPHERIC SYSTEM

Integrated multi-sensor system to measure nanoparticle concentrations (<14nm), equivalent black carbon concentrations and multi-wavelength absorption coefficient. Measurements of global and diffuse radiation (both downwelling and upwelling) both broadband (300-3000nm) and multi-wavelength (350-1000nm). Measurements of atmospheric temperature, pressure and relative humidity. Target: 3D atmospheric maps of primary and secondary aerosol, equivalent black carbon and related atmospheric heating rate.

PLATFORM

DJI WIND4

PAYLOAD

  • Particle sensor, Naneos Partetor2
  • Black carbon and absorption coefficient (FAP-3, HAZE Instruments)
  • 2 broadband radiometer (SPN1, DELTA-T)
  • 2 Spectroradiometer (Ocean Optics, SVS-VIS-RAD)
  • Meteorological sensor (T, p, RH, DELTA-T) 
  • Camera Zenmuse X3

MEASUREMENTS

  • Nanoparticle concentration
  • eBC atmospheric concentrations
  • Atmospheric temperature, pressure and relative humidity
  • Global, diffuse and reflected radiation (broadband and spectral) 
  • High resolution RGB images and surface digital model

GEOPHYSICAL PARAMETERS

  • Atmospheric Heating Rate, primary and secondary aerosol concentration, black and brown carbon
foto drone DJI Wind4 con tutti i sensori

RGB OPTICAL SYSTEMS

Very light system equipped with RGB sensor for photogrammetric survey aimed at 3D models building, dense clouds, digital surface/terrain models and Orthomosaics generation, for multidisciplinary applications (e.g., inland and coastal monitoring, landslides studies, structural analysis, study of geomorphic processes in the Alps, and in volcanic, fluvial and coastal areas).

PLATFORMS

DJI Mavic 2 PRO and DJI Spark

PAYLOAD

  • Fully stabilized 3-axis gimbal, RGB high-resolution camera 20 MP (CMOS 1” - Hasselblad L1D-20c). (Mavic 2 PRO)
  • RGB high-resolution camera 12 MP (CMOS 1/2.3”), stabilized along 2-axis (pitch, roll). (Spark) 

MEASUREMENTS

  • high- (Mavic 2 PRO) and medium- (Spark) resolution RGB imagery, surface digital model, dense cloud and 3D model.

GEOPHYSICAL PARAMETERS

  • Characterization of the geometry of surfaces and structures, RGB analysis of rock outcrops and soils, morphological analysis of the environment, digital terrain model with centimetric resolution, habitat mapping.
foto DJI Mavic 2 PRO
Photogallery