Laborausstattung für Halbleiter-Quantenoptik


Nanofabrikation

  • Molecular-beam epitaxy system

    Type: Material growth equipment

    Function: The system can grow atomically flat thin film and nano-structures of semiconductors in ultra-high vacuum environment.

  • Electron-beam lithography system

    Type: Material fabrication equipment

    Function: The system can draw designed shapes on a surface covered with resist. The pattern of resist that can subsequently be transferred to the substrate material by etching.

  • ICP-RIE

    Device for Reactive Ion Etching (RIE) with Inductive Coupled Plasma (ICP) Source for Cl and F chemistry (OXFORD RIE).

    RIE technique combines isotropic chemical etching and anisotropic physical etching (sputtering).

    • RIE: control on ion energy and ion density, but not independently.
    • ICP: control on ion density
    • ICP-RIE: independent control on ion density and ion energy.
  • HHV Thin Film Deposition System

    HHV Thin Film Deposition System ATS 500 - Evaporation

    • Telemark multi pocket electron beam evaporation source
    • 6 crucibles of 7 cc volume each (used with 4cc liners)
    • 270° beam deflection
    • 6kW power rating
    • X-Y beam sweep coils
    • Plug-in emitter assembly
    • Ultimate vacuum < 2 x 10-7 mbar
    • Sample holder up to 6” wafer
    • 360° sample rotation, variable rotation speeds in the range 20 to 60 RPM
    • Quartz lamp substrate heater up to 250 °C
    • Film thickness measurement via quartz crystal sensor
    • Evaporation materials (for the moment): Au, Ti, Cr, Ni, Ge, SiO2
  • Atomic Force Microscope

    Atomic Force Microscope (Nanosurf CoreAFM)

    Easy-to-use AFM for research.

    Measuring modes:

    • Static Force Microscopy
    • Lateral Force Microscopy
    • Standard Spectroscopy
    • Standard Lithography
    • Dynamic Force Microscopy
    • Phase Contrast Microscopy
    • Force Modulation Mode
    • MFM
    • Liquid Imaging
    • „QuickPrescan“, Up to 8 times faster and tip-saving image previews
    • Kelvin Probe Force Microscopy (KPFM)
    • Piezoresponse Force Microscopy (PFM)
  • Die Bonder

    The T-4909-AE is a versatile manual die bonder designed for precision microelectronics assembly. Featuring Tresky’s True Vertical Technology™, it ensures accurate chip placement with ±10 µm precision and 95 mm Z-movement. Key features include a touchscreen interface, force control, optional tool heating, and compatibility with various bonding techniques like epoxy and flip-chip. Modular and customizable, it’s ideal for R&D labs and small-scale production. Its integrated high-definition camera and LED illumination enhance usability and alignment accuracy.


Optik-Labore

Kyostate

  • Montana system

    Type: Characterization setup

    Function: The setup can provide a stable measurement environment from 3.2K to 350K with low thermal fluctuations and nanometer level vibrations.

  • attoDRY1100 system

    Type: Characterization setup

    Function: The system can provide a stable measurement environment from 3.8K to 320K and the magnetic field on sample to 9T.

  • attoCube800 system

    Type: Characterization setup


    Function: A mobile cryostation with an integrated optical breadboard. Can cool down to 3.8K.

Laser

  • M Squared laser system

    Type: Laser

    Function: The system can produce continuous-wave, ultra-narrow linewidth laser from 725nm to 975nm.

  • Coherent laser system (Mira + OPO-X)

    Type: Laser

    Function: This modelocked laser system can generate ~2ps pulses over a wide wavelength range from 1000-1600nm at 76MHz. It can be frequency-locked to an external 76MHz reference.

  • Hübner CWave laser

    Type: Laser

    Function: Using SHG and parametric downconversion, this CW laser system covers a large wavelength range from ~500 to ~3300nm.

Charakterisierung

  • White light image setup

    Type: Characterization setup

    Function: The setup can take white light images of small structures with the resolution of several micrometers.

     

  • Michelson interferometer

    Type: Characterization setup

    Function: The setup can measure the coherent time of the incident light, operating at the wavelength around 780nm.

  • Single spectrometer

    Type: Characterization setup

    Function: The setup can take spectrums of the incident light.

  • Indistinguishability setup

    Type: Characterization setup

    Function: The setup can measure the indistinguishability of the incident light with the wavelength around 780nm.

  • Double spectrometer

    Type: Characterization setup

    Function: The setup can take spectrums of the incident light and has a higher resolution compared with the single spectrometer.

  • Telecom-wavelength spectrometer

    Type: Characterization setup

    Function: The setup can take spectrums of the incident light at telecom-wavelength with high efficiency.  

Detektoren

  • Single photon counting modules

    Type: Characterization setup

    Function: The setup can count single photons with high detection efficiency, and a temporal resolution of up to 350 ps.

     

  • Timetagger

    Type: Time correlated single photon counter 

    Function: The device is used for converting single photon signals into fluorescence lifetime histograms or second-order intensity correlation histograms