Green Tea Program

Facilities

Structural Characterization Facilities

Optical Spectroscopy

Optical characterization of the electronic transitions of materials by absorption and emission techniques in the ultraviolet, visible, and near infrared regions


Instrumentation

  • Perkin-Elmer Lambda 9 and Varian Cary 17 spectrophotometers; SLM 8000C emission spectrometer;
  • Pulsed and cw Nd:YAG lasers(Quantel model Y660A and Quantronix model 114); argon-ion and dye lasers; other lasers spanning the UV to near infrared wavelengths
  • Infrared and raman Spectroscopy
  • Quantitative/qualitative analysis of materials for determining bond types/molecular structure. Visible and near IR sources are available for Raman excitation
  • Perkin-Elmer 1760 FTIR; FT-Raman is accomplished with a Nd:YAG laser and a Raman sample compartment attached to the FTIR instrument
  • Spex triplemate monochromator, Innova 70 Laser, EGG PARC, OMA III Detector; Spectra physics 10 mW He-Ne laser 

Luminescence Spectrometry

  • Luminescence spectrometer capable of measuring fluorescence, phosphorescence, chemiluminescence and bioluminescence
  • Circular dichroism polarimetry
  • State-of-the-art NMR facility
  • 200, 250 & 500 MHz:  single and multidimensional characterization of materials in solution
  • 300 MHz spectrometer exclusive for characterization of solids
  • Gel Permeation Chromatography (GPC)
  • Waters GPC with R.I and UV detectors that can operate at room or higher temperatures
  • Dynamic and static light scattering equipments for particle size and molecular weight measurements

Other Facilities

  • Electrochemistry
  • Princeton Applied Research Model 263 Potentiostat, Voltalab Potentiostat for redox studies on materials

Thermal analysis Laboratory 

  • Instruments for complete thermal analysis (capable of operating from liquid nitrogen temperature to about 500°C)
  • Differential Scanning Calorimetry (DSC)
  • Thermogravimetric Analyzer (TGA)
  • Thermomechanical Analyzer (TMA)           
  • Dynamic Mechanical Analyzer (DMA)
  • Dielectric Analyzer (DEA)
  • Differential Photocalorimeter (DPC)

Morphological Characterization Facilities

  • Scanning probe microscopy (sub-nanometer resolution images of surfaces   including biological molecules)
  • Electrostatic force and scanning tunneling microscopy
  • Near-field scanning optical microscopy
  • Scanning and transmission electron microscopy

Surface Analysis

  • X-Ray Photoelectron Spectroscopy (XPS)
  • Ultraviolet photoelectron spectroscopy
  • Secondary–Ion Mass spectrometry (SIMS)

Resources at Prof. Braunhut’s Laboratories

  • Over 1,500 square feet of  newly renovated laboratory space (2006)
  • Biochemistry lab and three exclusive positive pressure tissue culture labs
  • 4 X 4 ft. laminar flow hoods and one, 2 foot fume hood.
  • 4 CO2 incubators
  • Nikon inverted scope
  • Mettler balances, centrifuges and pH meters
  • Coulter counters, electrophoretic equipment and power packs.
  • Radioactive use area with Geiger counter, shields and PE thermal cycler.
  • Water baths, 2 inverted scopes, 2 coulter counter, -70 and -20 freezer and four refrigerators
  • Facilities in collaboration with the Biology Department
  • Fully staffed animal facility to house mice, rats and hamsters (USDA regulated)
  • Animal facility is equipped with surgical rooms, sterilizing facilities scheduled light-dark room for mice, isolators for nude mice
  • Powerful Mac computer and PCs equipped with densitometry software
  • Instron tensimetry measurement devices
  • Autoclaves and dissecting microscopes equipped with camera attachments
  • Beckman epics XL flow cytometer
  • Applied Biosystems 1700 chemiluminescent microarray analyzer
  • Leica TCS SP2 AOBS confocal microscope
  • Picker Gemini 320KV Industrial x-ray unit