Center of Expertise

NB-Photonics makes its photonics-related world-class infrastructure and comprehensive expertise accessible to researchers both from academia and industry via its Center of Expertise. The expertise center coordinates the access to its members' facilities and provides scientific support in photonics-related technologies.

Infrastructure

Research facilities and infrastructure of 10 research groups are clustered within the expertise center. Major facilities and infrastructure that will be accessible via the center are listed below. For further information you can refer to this document

Measurement, characterization and screening

Optical spectroscopy

  • Spectrophotometer (175-3300 nm)
  • Fourier transform infrared (FTIR)/Raman spectroscopy/micro-Raman system
  • Ultrafast absorption spectroscopy
  • Set-up for thermoluminescence (TL) spectroscopic measurements with variable wavelength and low temperature excitation
  • Pump-probe spectroscopy
  • Single photon spectroscopy
  • Spectroscopic ellipsometry

Measurement capabilities for photonic materials, devices and systemsScientific Support

  • A variety of set-ups to characterize photonic devices, from the visible to the mid-infrared
  • Photoluminescence decay measurements with time resolution of approximately 10 ns
  • Current-Voltage-Temperature measurements (from 1900C - 1300C)
  • Set-up for absolute external and internal Quantum Efficiency (QE) measurements of luminescent materials and quantum dots
  • Equipment, software and expertise for colour measurements and calculations of light sources and surfaces (CCT, CRI, CQS, TM-30-15, Duv, (x,y), LER)
  • Absolute surface luminance measurements both in photopic and scotopic regime
  • Electronic measurements of photonic systems up to 67 GHz in the time and frequency domain
  • Bit error rate testing of photonic systems up to 50 Gb/s
  • Arbitrary waveform generation for photonic systems uo to 65 Gb/s

Microscopy

  • Atomic force microscope
  • Interfacial force microscop (IFM) scanning probe
  • Scanning electron microscope (SEM) with elemental analysis (EDX), spectroscopy cathodoluminescence (CL)  detection and temperature stage
  • Field emission gun (FEG) environmental SEM
  • Ballistic electron emission microscope for surfaces, interfaces etc. including at low temperatures
  • Confocal and microfluid microscope in combination with optical trapping
  • Raman microscope

Fabrication of bio-optical/photonic devices

  • Colloidal Quantum dot synthesis lab
  • Langmuir-Blodgett deposition system
  • Liquid crystal device assembly euipment
  • Bioplotter
  • Ultimaker 

Light-induced material processing facilties

  • Two photon polymerization (2PP)

Laser sources 

  • Laser sources ranging from visible wavelengths to near infrared and extending up to mid infrared wavelengths. 

Services

The interested parties can easily engage with the center via any of the channels:

  • Simple consultation
  • Characterization using existing tools
  • Design of tools enabled by photonics
  • Building tools enabled by photonics

Use cases

We list here a few use case examples to give you an idea of the services offered by the center and as an inspiration for collaboration. 

Collaborate with us

The collaboration with the center can take place at different levels as mentioned in the services section above. If you have any photonics-related problem and/or question feel free to contact us. We will be happy to answer your questions and solve your problems.