Division of Radiation Physics and Spectroscopy

Main subjects of research:

• Kinetics and dynamics of photophysical processes in organic molecules and molecular complexes.
• Laser spectroscopy of alkali metal atoms and alkali metal diatomic molecules
• Investigation of single micro-objects by means of laser light scattering
• Quantum and classical chaos, nonlinear physics, quantum and microwave billiards.
• Rotational spectroscopy (2-500 GHz) of molecules and weakly bound intermolecular complexes.
• Growth of oxide heterostructures by pulsed laser deposition and studies of their physical properties.
• Infrared spectroscopy and photochemistry of nucleobase analogues isolated in low-temperature matrices.
• Theoretical studies of photon-matter interactions and studies of Bose-Einstein condensates. 

Materials studied:

• Organic molecules (policyclic hydrocarbons and their various derivatives) studied in all phases, from isolated in gas phase to amorphous solid state and molecular crystals
• Alkali metal atoms and molecules, water, soot
• Monomers of heterocyclic compounds isolated in inert gas low-temperature matrices
• Molecules and intermolecular complexes in gas-phase
• Thin film oxide materials - high temperature superconductors and compounds with colossal magnetorestance

Major experimental and technological facilities:

• Ultrafast, picosecond laser system equipped with rapid scanning autocorrelator (Coherent)
• Spectrofluorimeter and spectrophosphorimeter for emission studies within 1.7-400 K temperature range with 10^-9 - 10 s time resolution range
• Confocal microscope for single molecule defection and spectroscopy in 1.5-300 K temperature range
• McPherson 0.67 m spectrograph equipped with InstaSpec V gated intensified CCD-system
• Polarization labelling dual laser spectrometer (660-340 nm)
• Paul traps with setup for investigation of laser light scattering on micro droplets
• Miscellaneous lasers: Argon ion lasers, Nd:YAG pulsed laser, XeCl- and KrF-excimer lasers and pulsed dye lasers (Lumonics, Lambda Physics), single-mode visible diode laser (Toptica), single mode ring dye laser (Coherent)
• FTIR spectrometer NICOLET 670 , continuous-flow and pour-in helium cryostats
• Supersonic expansion, cavity Fourier-transform microwave spectrometer, 2-18.5 GHz
• Millimetre wave rotational spectrometer, 120-500 GHz
• Equipment for pulsed laser deposition of thin films
• Clean room for deposition and patterning of thin films
• Shielded room for electromagnetic measurements (10-100 GHz)