Transcript Slide 1
User Facility of the Sustainable Energy Initiative Galyna Krylova
Research Assistant Professor Dept. of Chemistry and Biochemistry
University of Notre Dame
SEI Seminar August 29, 2011
Actinide Facility
• Instruments
- Single Crystal XRD - Powder XRD - Calorimeter - In-situ/Ex-situ Raman
Single Crystal XRD (Bruker)
• Details and capabilities: - CCD area detector - Low temperature (liquid nitrogen stream) device. - Microfocus sealed tube - Latest type of Montel mirror. - Mo Kα radiation (wavelength of 0.71073 Å). -SOL-XE energy dispersive X-ray detector • Typical uses: Determination of crystallographic structure of novel organic, inorganic, and organometallic materials • Picture of results from instrument • Anticipated cost to use :
Unit sample ND Assisted
50
ND Unassisted
90
External
120 • Picture of instrument • • • Availability to Actinide - 100% Current Location- 303 Stinson-Remick Permanent Location – 303 Stinson-Remick
Powder XRD (Bruker)
• • Details and capabilities: - SOL-XE energy dispersive X-ray detector - Rotating sample stage. - Vertical goniometer, Theta/2Theta or Theta/Theta geometry - Max. usable angular range: 2Theta ≤ 168 ° - Smallest addressable increment: 0.0001
° - Maximum angular speed: 20 ° /s Typical uses: Routine crystallographic phase identification • Anticipated cost to use :
Unit scan ND Assisted
42
ND Unassisted
15
External
120 • 100000 Picture of results from instrument branched Pt / AuCl 3 Si 10000 Au Pt Au Pt Au Au Pt Pt 1000 20 • 30 40 70 50 2 60 Picture of instrument 80 90 • • • Availability to Acinide - 100% Current Location- 303 Stinson-Remick Permanent Location – 303 Stinson-Remick
Calorimeter (Setaram)
• Details and capabilities: - Isothermal Differential Heat Flow - Temperature range: 500 ˚C – 1000 ˚C. - Temperature Accuracy +/- 0.1% - Enthalpy accuracy +/- 1% - Resolution: 50 µW - Cells: 28 ml (quartz cell) - 20 ml (platinum crucible) • Picture of results from instrument • Typical uses: - The heats of formation of complex actinide materials containing transuranic elements. - Drop solution calorimetry with gas flow above the sample and/or gas bubbling through the molten solvent, - Direct reaction calorimetry to form alloys and compounds, - Aluminothermic and other oxidation-reduction reactions, - Gas-solid, gas-liquid, and liquid-liquid reactions.
• Anticipated cost to use : • • •
Unit sample ND Assisted 140-185 ND Unassisted 30-82 External
Availability to Actinide - 100% Current Location- 303 Stinson-Remick Permanent Location – 303 Stinson-Remick
~625
• Picture of instrument
Raman (Bruker)
• Details and capabilities: - Spectral range 100-3100cm -1 - Resolution 5cm -1 - Working distance 60mm - Laser power 400mW - Max. power at sample 280mW - Video camera for in-situ observation - Two optical fiber probes - Temperatures up to 220 ° C • Typical uses: - In-situ studies of reactive intermediates in solution phase syntheses - Ordinary Raman uses for the second probe •
Unit hour day
Anticipated cost to use :
ND Assisted
75 430
ND Unassisted
25 50
External
100 680 • • • Availability to Actinide - 100% Current Location- Not delivered Permanent Location – 303 Stinson-Remick • Picture of results from instrument • 3100 2100 1100 Wavenumber cm -1 Picture of instrument 100