Instrumentation of Department of Nanocatalysis | J. Heyrovsky Institute of Physical Chemistry

HETEROGENOUS CATALYSIS LABS

Cluster Deposition Apparatus 1 "Little Brother"
- fabrication of mass selected clusters in the range of 1 to several tens of atoms.

Quadrupole Mass Spectrometer: mass range m/z 10 - 2000 amu; osc. freq. - 1.2 MHz
GAS Aggregation Source with 1" magnetron driven by MDX 500 DC Power Supply (AE) or Cezar RF Power Generator (AE)

conical and linear octupoles for collecting and guiding ionic clusters

QMS DC power suppliers and 150-QC Quadrupole power suppliers (freq. 2.1 MHz, Extrel)
Ion Bender with Electron Ionizer
Extrel QMS controller 5500 with 2x Optics Suppliers, Filament Supply, Dynode Supply and Multiplier Supply

Cluster Deposition Apparatus "Big Brother"
- fabrication of mass selected clusters in a wide range of masses, from single atom to nanometer scale clusters.

9.5 mm Quadrupole Mass Spectrometer: mass range m/z 10 - 16000 amu; osc. freq. - 440 kHz
Gas Aggregation Source with 2" magnetron driven by AE MDX 500 DC Power Supply
conical and linear octupoles for collecting and guiding ionic clusters
QMS DC power suppliers and 150-QC Quadrupole power suppliers (freq. 2.1 MHz, Extrel)
Ion Bender
Extrel QMS controller 5221 with 2x Optics Suppliers, Dynode Supply and Multiplier Supply

Temperature programmed reaction systems (TPR)
- 4 setups for testing the catalytic properties of clusters

Systems equipped with reaction cell with variable volume 30-60 cm3, turbo pumping station Pfeiffer HiCube 80 Eco, Mass Flow Controllers Brooks (5-500 sccm) to mix up to 4 gases entering the reactor, Kepco power supply for heating the reactor, temperature controllers LakeShore 340 and Eurotherm 2404, heated gas lines with Digi-Sence and Oakton 9500 temperature controllers, Thermofisher thermostat
Omegadyne DPi8 Temperature & Process Monitor to composition/flow of hydrocarbon-oxygen mixtures
Products analysis on mass spectrometers Pfeiffer PrismaPlus (1-200 amu)
Detector Biosystems ToxiPro for CO and Biosystems Multipro for LEL/O2/CO

Auxilliary equipment

GC Agilent 6890, two channels, detectors FID and TCD, 2x 6-port sampling valve VICI Valco, software Agilent Chemstation
GC Agilent 7890, two channels, 2x FID, 6-port sampling valve VICI Valco, HPLI sampling device Agilent (for liquids), autosampler Agilent 7683 (100 positions), software Agilent Chemstation
Microactivity Reference catalytic unit (PID Eng&Tech, Spain)
- Hotbox 180°C max
- high temperature furnace 1000°C max.
- 3 mass flow controllers Bronkhorst (10, 50, 100 ml/min He)
- SS tubular reactor Autoclave Engineers, Hasteloy porous plate (max 750°C), i.d. = 9,2 mm, L = 300 mm
- Quartz reactor i.d. = 9,2 mm, L = 300 mm
- 2x 6 port 2 positions VICI Valco switching valves
- Software Process@
MicroGC Varian CP-4900, 4 channels with TCD, 4 columns: Molsieve 10m, Al2O3/KCl, 10m, CP-Sil-5CB 8m, PPU 10m, software GalaxieTM
Laboratory furnace Clasic 1013, 1280°C max. (Clasic CZ)
Laboratory oven Memmert UFE400 (250°C max.)
Ultrasonic cleaner Thermofisher Fisherbrand FB 15063H, 12L
General purpose stirred thermostatic baths/circulators Grant GD120
Laboratory cooler/heater Julabo F32-MC (-32 to 200°C)
Temperature controller unit RUF1 equipped with Clare 4.0 controller (Clasic CZ); input - thermocouple J, K, B, S; output solid state relay, max 25 A
Centrifuge MINISPIN Plus (Eppendorf), 12x1.5ml, max. 14500 rpm

ELECTROCHEMISTRY LABS

Equipment for controlled synthesis and characterization of nanomaterials:

microwave hydrothermal reactor (Speedwave4, Berghoff, Germany);
freeze dryer (FreeZone Triad, Labconco, USA);
chemistry hybrid (RC 6, vacuubrand, Germany);
tube furnace (R50/500/12, Nabertherm, Germany);
X-Ray diffractometer (CuKα, Miniflex 600, Rigaku, Japan);

Microscopic and spectroscopic techniques:
- morphology and surface characterization of synthesized nanomaterials

scanning electron microscope (S4800, Hitachi, Japan);
EDX detector (Noran System Six, Thermo Scientific, US);
optical microscope (1MIXS110MT, Haricom, Czech Republic);

Electrochemical techniques:
- (photo)electrochemical characterization of synthesized nanomaterials (CV, linear sweep voltammetry)

potentiostat (PGSTAT 30, Metrohm Autolab, Netherlands);
potentiostat (PGSTAT 302N, Metrohm Autolab, Netherlands);
potentiostat (263A, Princeton Applied Research, US);
(RRDE) Analytical rotator (AFMSRX E, PINE research, USA);

Electrochemical technique compined with in-situ spectroscopic detection:

DEMS apparatus consists of quadrupole mass spectrometer (Prisma QMS200, Pfeiffer Vacuum, Germany); turbomolecular pumping station (SU071, PfeifferVacuum, Germany);

Other available equipment: