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Department of Spectroscopy

 Department of Theoretical Chemistry    Department of Spectroscopy    Department of Biophysical Chemistry     Department of Structure and Dynamics in Catalysis     Department of Electrochemical Materials    Department of Electrochemistry at the Nanoscale    Department of Chemistry of Ions in Gaseous Phase    Department of Dynamics of Molecules and Clusters    Department of Low-dimensional Systems    Department of Molecular Electrochemistry and Catalysis  

Instrumentation of Department of Spectroscopy

A: Major Equipment

  • Laser kinetics spectrometer LKS 20 (Applied Photophysics)

  • Available excitation wavelenghts: 308, 360-790, 1064 nm

  • Time resolved luminescence/transient absorption in UV-Vis-near IR ( 280 - 900 nm, 1270 nm)

  • Optical emission spectroscopy (OES) of laser induced breakdown plasma

    • High Resolution Echelle Spectra Analyzer ESA 4000

    • 200 - 780 nm with resolution of 0.005 nm (200 nm) to 0.019 nm (780 nm).

  • FTIR Spectroscopy

    • Bruker IFS 125 HR spectrometer (Bruker Optics, Germany) equipped with a KBr beam splitter and a nitrogen cooled MCT and InSb detectors over the spectral range of 650 to 8000 cm-1.

    • IFS 120 HR FTIR Bruker spectrometer (maximum resolution 0.0035 cm-1) modified for emission experiments.

  • Laser Analytics, Inc., Laser Source Spectrometer LS-3 (infrared laser-diode spectrometer operating in the temperature range 12 -80 K and covering the region of roughly 600 - 2500 cm-1);

  • Thorlabs, L1550R-PM Tunable laser kit, 1550 nm, Littrow Configuration, FC/APC (NIR tunable diode laser, 1530-1570 nm)

  • Thorlabs, L1950R-PM Tunable laser kit, 1950 nm, Littrow Configuration, FC/APC (NIR tunable diode laser, 1887-2006 nm)

  • infrared laser-diode spectrometer (operating in the room temperature range and based on Thorlabs, Quantum Cascade Lasers: 4.55-4.61 ÎĽm, 5.20-5.30 ÎĽm, 8.60-8.70 ÎĽm, 9.50-9.60 ÎĽm)

  • Gasera, Ltd., Photoacoustic Detector PA201 (photoacoustic detector with silicon cantilever and interferometric system)

 

Lasers

- Lambda Physik COMPEX 102 XeCl excimer laser (308 nm)

- Lambda Physik FL 3002 dye laser (360 - 790 nm)

- Quantel Qsmart 450 Nd YAG laser (1064, 532, 366 nm)

- Lambda Physik (ArF) 193 nm

- ExciStar S Industrial (ArF) 1 kHz

- Discretely tuneable CO2 laser (Edinburgh Instruments WL-8-GT) emitting at rotation-vibration transitions of CO2 in the bands Σu+(0001) - Σg+(1000) and Σu+(0001) - Σg+(0200) in a spectral range of 9-11 µm

- Colorado State University, XUV capillary discharge laser (Ne-like argon plasma based laser) with the wavelength of 46.9 nm (pulse energy 2 ÎĽJ, pulse duration 1.5 ns, maximum repetition rate 12 Hz) and multipurpose vacuum interaction chamber enabling a realization of versatile experimental layouts

B: Available Methods

- Laser flash photolysis
- Transient absorption spectroscopy (in ns-ms time window)
- Time resolved fluorescence/phosphorescence
- Detection of singlet oxygen
- Optical emission spectroscopy (OES) of laser induced breakdown plasma
- FTIR Spectroscopy
- Time resolved Fourier Transform infrared spectroscopy
- Infrared absorption spectroscopy
- Discharge plasma spectroscopy
- Photoacoustic spectroscopy
- Cavity enhanced arrangement for absorption monitoring
- Extreme ultraviolet pulsed laser ablation

C: Auxiliary equipment

- Ocean Optics UV-VIS-near IR absorption/fluorescence spectrometer
- Spectroscopic cells for positive column discharge, negative column discharge, a hollow cathode with inside mounted multi-reflex mirrors (extension of the optical pathway up to 100 m);
- Special fast high-voltage modulator on the principle of fast switching of electric field (2 kV, 0.5 A);
- BrĂĽel and Kjaer, condenser microphone, type 4144
- optical microphone consisting of an investigated element and the optical system for deflection detection (He-Ne laser: 25-LHR-121-230, Melles Griot, optics and quadrant detector: a red enhanced quad-cell silicon photodiode, SD 085-23-21-021, Laser Components)


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