University of Arkansas at Little Rock, Center for Integrative Technology Sciences (CINS)

University of Arkansas at Little Rock

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Dr. Alexandru Biris

Keywords: TEM, SEM, XPS, XRD, Raman

Analytical Instrumentation:

  •  Ultramicrotome, Leica UC7
  •  Atomic Force Microscope, Bruker Dimension-Icon with FastScan (Peak Force
  •  Scanning Electron Microscope, JEOL JSM – 7000F
  •  EDS (energy dispersive X-ray spectrometer) (EDAX Element) for spectroscopy and elemental mapping.
  •  E-beam lithography by JC Nabity
  •  Transmission Electron Microscope, JEOL JEM – 2100F
  •  Field Emission Gun for ultrahigh resolution
  •  EDS (X-ray spectrometer) by EDAX for elemental mapping and spectroscopy
  •  2 Gatan CCDs for wide ranges of imaging capabilities
  •  Cold stage for cryomicroscopy
  •  Large tilting capability for tomography
  •  Fluorescence Microscope, Olympus BX51 – The BX51 is an upright microscope ideal for fluorescence of DIC microscopy, primarily used for observing biological cell samples.
  •  Bright 12V/100W halogen illumination source is ideal for transmitted light viewing
  •  Inverted Digital Microscope, Fischer Scientific Micromaster
  •  X-Ray Diffractometer, Bruker D8-Discover
  •  Vanetc-500 detector (2D wire detector)
  •  Point Detector (scintillation detector)
  •  Vertical Eulerian Cradle
  •  Laser-video alignment system
  •  Micro-Raman, Horiba Jobin Yvon LabRam 800
  •  Laser spot diameter of about 1 μm
  •  Peltier CCD camera detection system for data acquisition
  •  Surface Area Analyzer, Micromeritics ASAP 2020
  •  Two independent vacuum systems that allow preparation and analysis to occur concurrently
  •  Oil-free “dry” vacuum option to prevent oil contamination
  •  Hall Effect Analyzer, Ecopia HMS-5000
  •  Spectrofluorometer, Horiba NanoLog
  •  Spectrometer, Shimadzu 3600 UV-Vis-NIR – This model is equipped with 2 light sources (Tungsten and Deuterium lamps) and 3 detectors:
    •  PMT detector (photomultiplier tube) for ultraviolet and visible regions
    •  PbS detector for near infrared regions, where sensitivity is typically low
    • InGaAs detector for near infrared regions, this detector bridges the gap between the PMT–PbS to ensure high sensitivity over the entire measurement wavelength range
  •  Spectroscopic Ellipsometry, Horiba Uvisel.
  •  X-Ray Photoelectron Spectroscopy, Thermo K-Alpha XPS System
  •  Ion gun to sputter very thin layers at time for depth profiling of the elements
  •  Neutralization gun to suppress sample charging
  •  PVE300 Spectral Responsivity/Quantum Efficiency Analyzer, Bentham Instruments
  •  Thermogravimetric Analysis/Differential Scanning Calorimetry, Mettler Toledo TGA/DSC 3+
  •  Single Column Universal Electromechanical Testing Machine with EP2 Digital Controller & Guage Safe Basic Testing Software

Instruments for Nanomaterial Synthesis and Functionalization

  •  Advanced Deposition Chamber
  •  Matrix-Assisted Pulsed Laser Evaporation (MAPLE)
  •  Photo Current Density Measurement System (Princeton Applied Research)
  •  Two-Electrode Anodizer
  •  Contact Angle Measurement System with High Speed Camera (Kruss-USA)
  •  Pulsed Laser Deposition System
  •  Plasma Etching Device (MCS Plasma Systems)
  •  Glove Box/Deposition Chamber, LC Technologies, Angstrom Engineering CoVap II
  •  Thin Film Measurement System, Reflectometer, Filmetric F20
  • Biological Instrumentation
  •  Radio Frequency Chemical Vapor Deposition System (DOD TATRC 1, W81XWH-10-2-0130)
  •  350 kHz, 5-kW RF generator coupled to a synthesis reactor.
  •  Centrifuge, Thermo Scientific (Sorvall, l RC 6+) (DOD TATRC 2, W81XWH-11-1-0795)
  •  Hybrid Multi-Mode Microplate Reader (Synergy, H1) (Arkansas State Appropriations)
  •  Water-Jacketed US AutoFlow NU-4750 CO2 Incubator (DOD TATRC 1, W81XWH-10-2-0130)
  •  Biological Safety Cabinet (Logic, LABCONCO, Class II, type B2)
  •  Zeta Potential Reader (Zeta-Reader, ZPi, Mark 21) (Department of Energy, DE-FG36-06GO86072)

Ultrasonic Processor, Sonics Vibra-Cell