Postdoc: 

Dr. Kai Peng

Graduate students:

Mr. Wei Li

Mr. Yilin Meng

Dr. Bao's group has one laser lab and one sample preparation lab at RPI
-    Home-built Optical measurement setups capable of detecting low-level signals include but are not limited to:
o    Light Conversion Inc. PHAROS 6W femtosecond laser with a collinear optical parametric amplifier system (350-2600 nm, 250 fs, and 1-200 kHz tunable pulse repetition rate)
o    Coherent Inc. Chameleon Ultra II 3.5W with SHG module tunable femtosecond laser (340-540 nm, 680 nm-1080 nm, 140 fs, and 80 MHz repetition rate)
o    JPT Inc. nanosecond pulsed laser with square shape Flattop beam converter (20W, 1064 nm, 2-350 ns tunable pulse width, 1-4000 kHz tunable repetition rate)
o    Five C.W. lasers with various wavelengths at 488 nm, 532 nm, 505 nm, 632.8 nm, and 980 nm, 
o    Laser tables (three 5 feet x 8 feet x 12-inch RS2000 joint U shape from Newport, one 4 feet x 6 feet x 8 inch by Melles Griot)
o    Spectrograph (Andor Kymera 328i) with a liquid N2 cooled InGaAs CCD detector (Teledyne Princeton Instruments, PyLon-IR) and Si air TE-cooled CCD detector (Andor EM Newton 970)
o    Spectrograph (Teledyne Princeton Instruments SpectraPro HRS-750) with a liquid N2 cooled InGaAs CCD detector (Teledyne Princeton Instruments, PyLon-IR) and Si N2 cooled CCD detector (Teledyne Princeton Instruments, PyLoN)
o    Teledyne Princeton Instruments ProEM-HS 1024BX3 EMCCD camera (-75oC, 1024 x 1024 pixels, 400-1000nm detection range)
o    Hamamatsu InGaAs TE-cooled two-dimensional imaging NIR CCD camera (10oC, 320 x 256 pixel, 900-1700 nm detection range)
o    Two Quantum Opus One® single-photon superconducting nanowire detectors with controller (1.0-1.6 μm)
o    Two PDM single-photon counting detector modules (375 nm to 1000 nm range)
o    Picoharp300 from PicoQuant Photonics Inc,  timing electronics for g2 measurement and TCSPC module included, 4ps time resolution
o    Multiple Mitutoyo's NIR infinity corrected long working distance objectives lens (50X 0.42NA, 20X 0.4NA, and 10X 0.26NA)
o    Multiple Mitutoyo's VIS infinity corrected long working distance objectives lens (50X 0.75NA, 50X 0.5NA, 20X 0.4NA, 10X 0.28NA)
o    Multiple Nikon ELWD objective lens with glass correction collar (60X 0.7NA, two 40X 0.6NA, two 20X 0.45NA)
o    Nikon CFI PLAN LWD IMSI objective lens with glass correction collar (100X 0.85NA)
o    488 nm and 532.8 nm laser BragGrate™ Raman Filter sets that are capable of ultra-low frequency measurement down to 5 cm-1 with single-stage spectrometers.
o    PInano® XYZ Piezo System, Clear Aperture for Microscope Slides, 200 µm × 200 µm × 200 µm moving range in XYZ direction, Piezoresistive Sensors, with USB Digital Controller.
o    NanoCube® XYZ Piezo Flexure Nanopositioning system, 100 µm × 100 µm × 100 µm range in XYZ direction, Closed-Loop, Strain Gauge Sensors, with USB Digital Controller
-    Quantum Design OptiCool System 7 Tesla Cryogen Free Conical Split-Coil Superconducting Magnet System with attocube piezo positioner (temperature range 1.7K-350K, with both high N.A. and transmission measurement capabilities)
-    Source current/voltage meters and SR830 lockin amplifiers from Stanford Research System
-    Home-built heating stage (295K-495K)
-    VTI N2 gas Glove Box - Dual Workstation (4 Gloves, with <1ppm O2 and <1ppm H2O environment control) 
-    JASCO 8X FTIR spectrometer with maximum resolution 0.07 cm-1, and detection wavenumber range 7800 to 350 cm-1.
-    Meadowlark P1920 spatial light modulator (1920 x 1200 Resolution 400 nm-1650 nm)
-    Two home-built sample inspection microscopes, with transfer stages for controllable 2D materials stacking.
-    CVD tube furnace with vacuum pump.
-    High vacuum (10-6 Torr) annealing station.
-    Three 18MP USB 3.0 Color CMOS C-Mount microscope cameras
-    Optomechanical parts from Thorlabs, Newport, Edmund Optics, Optosigma, and Opmount. 
-    Simulation Servers: a Dell R630 server (with 48 intel CPU cores 2.7 GHz and 384 GB 2133 MHz RAM), an Exxact server (with 128 AMD CPU cores 2.9 GHz and 512 GB 3200 MHz RAM).