HiPP-Lab XPS with Liquid/Gas Reaction Cell
The Scienta Omicron HiPP Lab is a state-of-the-art ambient-pressure photoelectron spectroscopy (AP-PES) system with high-temperature stage designed for XPS in gas and/or liquid environments and capable of operando electrochemistry / catalysis measurements. A couple gas reaction cell and preparation chamber, with attached glovebox, allow preparation and processing of samples without exposure to atmosphere.
Scienta Omicron HiPP Lab System:
- AP-PES system for XPS measurements at pressures to 25 mbar
- Guaranteed 0.6 eV energy resolution on Ag3d5/2 (assuming a HiPPLab with a standard chamber)
- 20 μm spatial resolution along the analyser slit
- μ-metal chamber for reliable shielding properties ensuring high transmission
- Sample alignment camera
- Automated Stage
- Electrochemistry kit for HiPP Lab system
- Preparation module for HiPP system with 4-axis sample manipulator and heating stage
- Residual Gas Analyser, 1-200 amu
- Automated gas flow management system
- Plasma source package for chamber cleaning
- VUV Light Source for UPS Measurement
- Preparation module with Gas Reaction Cell
- Ion sputter gun (0.12-5keV; adjustable spot size 3-20 mm dia.; Operates with backfilled Ar/O/H)
- Glovebox for the preparation of samples without atmospheric exposure
Analyzer:
- Parallel image mode capabilities for studying on-sample variations
- Swift acceleration mode for fast acquisition
- Extremely stable and low noise electronics
- Strictly non-magnetic materials used in the interior
- Acquisition modes: Swept, fixed, imaging
- CCD/MCP detector with Pulsed and ADC mode operation
Energy resolution: < 5 meV FWHM at 5 eV pass energy and 10 eV kinetic energy
- Pass energies: 2, 5, 10, 20 eV
- Transmission mode kinetic energy range: 5 eV – 20 eV
- Angular mode kinetic energy range: 5 eV – 100 eV
- Spatial mode kinetic energy range: 5 eV – 20 eV - Energy resolution: < 40 meV FWHM at 20 eV pass energy and 6000 eV kinetic energy
- Transmission mode kinetic energy range: 0 eV – 6000 eV
X-ray Source:
- High energy-resolution monochromated Al-Ka X-ray source
- 500 mm Rowland circle diameter
- Small X-ray spot (Typically 80W on 300μm Spot) with high flux density, optimised for operation in APPES experiments
VUV Light Source:
- He I photon flux up to 6x10^12 photons/sec or 1x10^16 photons/(s*sr)
- Source is suitable for excitation of different gases (H, He, Ne, Ar, Kr, Xe)
Sample Stage:
- 4 axes (x/y/z, polar rotation) analysis module manipulator
- Scienta Omicron's flag-style sample environment
- Electrically isolated from ground
- Non-magnetic reference thermocouples for measurement of sample temperature
- IR laser sample heating with pyrometer surface temperature measurement - Fiber-coupled diode laser, wavelength 915nm, 200W laser power
- Target temperature: RT - 650 °C
Preparation Chamber with High-Pressure Gas Reaction Cell:
- Radiative sample heating with a compact, rugged wire heater, non-reactive to oxidizing or reducing gases
- 1300 K at up to 10 bar static gas pressure (depending on gas species), 1070 K at gas flow conditions with 0.5 bar pressure difference between in- and outlet
- Heating rate up to 200 K/min
- Type S thermocouple located close to the sample acceptance for accurate temperature reading
- The heater cell is shut off with a Viton-sealed door with a latch mechanism actuated by a wobblestick and a heavy-duty linear drive mechanism
- Heater cell and door are water-cooled
- The heater cell is housed in a UHV chamber
- Pressure Control
- Gas Sampling
Rates
UVA RATES:
AP-PES Instrument Usage: $20/hr
AP-PES Operator Costs: $60/hr
Prep/Gas Reaction Chamber Usage: = $15/day
Electrochemistry Cell Usage: = $15/day
EDUCATIONAL, GOVERNMENT & NON-PROFIT INSTITUTION RATES :
AP-PES Instrument Usage: $60/hr
AP-PES Operator Costs: $70/hr
Prep/Gas Reaction Chamber Usage: = $30/day
Electrochemistry Cell Usage: = $30/day
INDUSTRIAL PARTNER RATES:
AP-PES Instrument Usage: $150/hr
AP-PES Operator Costs: $125/hr
Prep/Gas Reaction Chamber Usage: = $60/day.
Electrochemistry Cell Usage: = $60/day