Home built (laser Ekspla 200-2500 nm) Instrument description Laser transmission spectroscope Description and functionality Spectroscope to measure optical transmissiom from colloidal suspensions from the ultraviolet to the infrared spectral range. Allows infering the size and concentration of nano-to-microparticles in suspension (temperature control available). location and contact persons Contact person paolo.postorino Laboratory denomination LTS Laboratory Department or Institution Fisica Building CU033 Floor 1 Room 115 Sapienza institutional funding (Finanziamento di Ateneo) Large-sized Scientific Equipment (grande attrezzatura) safety notes Special safety instructions Laser goggles and screens available. Safety data notes Laser class 4, white light, laser.