Physical Space

  • ~ 2100 sq.ft. (~196 sq.m.) of research space.
  • One main lab room with 8 smaller dark anterooms.
  • One separate chemical preparation room with fume hood.

Equipment Inventory

Imaging systems

  • Bruker Dimension Edge Atomic Force Microscope (AFM) system: Contact, tapping and peak force tapping imaging modes, as well as Magnetic Force Microscopy (MFM), Piezoresponse Microscopy, Conductive AFM module and nanolithography capability.
  • Bruker Dektak XT surface profiler.
  • High Dynamic Range camera with motorized X-Y imaging capabilities.
  • Optical microscopes.
  • Nikon D850 DSLR camera with AF-S VR Micro 105 mm lens.


  • Coherent Verdi V6 Diode Pumped Solid State laser, 6 W @ 532 nm.
  • Lexel model 95L-UV water-cooled argon-ion laser, 6 W @ 351 nm, 488 nm and 514 nm.
  • Newport Millennia EV 10 Diode pumped Solid State laser, 10 W @ 532 nm, coupled with Matisse 2 DR ultra-narrow linewidth Tunable Dye Ring laser.
  • New Wave Research model Polaris 20 Hz pulsed Nd:YAG laser @ 1064 nm, 50 mJ at 10 ns pulses.
  • Lexel model 85 water-cooled argon-ion laser, 2.5 W @ 488 nm and 514 nm.
  • Ion Laser Technologies air-cooled argon-ion laser, 0.4 W @ 488 nm and 514 nm.
  • B&W Tek BWF light source, 450 mW @ 785 nm.
  • Small solid-state lasers < 10 mW @ 405 nm and 632 nm.

Light sources and spectrometers

  • ORC UV arc-lamp source.
  • Oriel xenon lamp and AM1.5 filter.
  • Oriel tungsten and halogen white lamps.
  • Fiber-Lite fiber optic illuminator.
  • Aaxa 4k LED light projector.
  • ThorLabs stabilized free-space halogen light source, range 360 to 3800 nm.
  • Sciencetech 0.75-m scanning spectrometer or monochromator, range 400 to 1700 nm.
  • Edmund Optics fiber optic CCD spectrometer, range 300 to 1000 nm.
  • Ocean Optics QE Pro High Sensitivity UV-Vis-NIR and NIRQuest512-2.5 Extended NIR spectrometers, range 200 to 2500 nm.
  • ThorLabs Kurios tunable light filter, range 450 to 750 nm.

Nanofabrication equipment

  • MBraun Unilab Pro SP glovebox, isolation and containment chamber under N2 atmosphere with <0.1 ppm H2O and O2 and a circulating solvent filter.
  • MBraun MB-SC-210 programmable spin coater integrated inside the glovebox.
  • Headway Research spin coater.
  • Custom-built in our lab corona and contact poling stations, range 0 to 9 kV and 20 to 120 Celsius.
  • Harrick Plasma cleaner PDC-001 with PlasmaFlo flow mixer

Metal layers deposition

  • Quorum Q150V-ES Turbo-pumped Sputter/Carbon Coater and Metal Evaporator.
  • Bal-tec sputter coater, typically used to sputter Cu, Ag, Au, Pt, Cr, Ni electrodes.

Temperature chambers

  • Delta Design temperature chamber, range -195 to +315C.
  • Thermotron temperature chamber, range -70C to +180C.
  • Yamato ADP-21 oven with gas purging ports.
  • Instec STC200C precision temperature chamber for thin film applications.

Electrical properties analysis

  • Agilent 4294A Precision Impedance Analyzer, 40 Hz to 110 MHz.
  • Agilent 4284A Precision LCR Meter, 20 Hz to 1 MHz.
  • Agilent 4194A Impedance/Gain-Phase Analyzer.
  • Agilent 33210A Function Generators.
  • Keithley 2601 source-meter, I-V measurements for solar cells.
  • Keithley electrometers.
  • Tektronix oscilloscopes.
  • Fluke multimeters.

Optical properties analysis

  • Hinds Instruments PEM-100 photoelastic modulator.
  • MTI Instruments MTI 2000 photonic sensor.
  • Shanghai Optical Instruments Abbe refractometer.
  • Kruss digital Abbe refractometer with circulating thermostat
  • Polytec laser vibrometer, for measuring nanoscale strain vibration in piezoelectric materials.
  • ThorLabs laser power meter
  • ThorLabs Polarimeter, Free Space and Fiber Coupled, 600 - 1080 nm

Amplifiers and signal generation

  • Agilent function generators.
  • Trek models 20kV/20mA, 30kV/20mA, 10kV/2mA voltage amplifiers.
  • 4 Stanford Research Systems SR-830 lock-in amplifiers (up to 100 kHz range).
  • Stanford Research Systems SR-865 lock-in amplifier (up to 2 MHz range).

Miscellanious optical components

  • 6 large optical tables.
  • Silicon and germanium photodetectors.
  • Photomultiplier tubes.
  • Velmex computer-controlled rotational and translational stages.
  • Rotating light choppers.
  • Edwards mechanical vacuum pumps.
  • Custom-built 30 cubic cm N2 purge chamber with optical window.
  • Light polarizers and waveplates.
  • Spatial light filters, 5 to 50-micron apertures.
  • Numerous lenses, mirrors and other smaller optical components.
main lab area
Portion of the main lab showing sample preparation desk space

prep room
Lab room showing Lexel argon laser, Key metal evaporator and Baltec sputter coater

piezo room
Lab room showing temperature chamber, impedance analyzers and voltage amplifiers

laser room
Laser room

solar room
Solar measurements room

Spectrometer / monochromator room


MBraun glovebox and integrated spin coater