JRA: Sensors

1
JRA Sensors

• Coordinator Alfred Driessen (A.Driessen_at_ewi.utwen
  te.nl)
• Deputy Coordinator Edwin Klein
  (E.J.Klein_at_ewi.utwente.nl)

2
New activity

• Name of activity
• Compact integrated optical sensors for
  visible and IR applications
• Connection to platforms
• - Fiber-chip coupling
• - Silicon photonics platform

sensor fabricated by LioniX for Optisense
3
Research Activity

• Objectives
• Apply novel concepts in wavelength filtering,
  switching and optical data processing to
  integrated optical sensing
• Materials system
• Silicon OxyNitride (1.45 lt n lt 2.0), visible and
  IR
• Silicon On Insulator (SOI), IR
• Partners
• IOMS, University of Twente, NL
• IMEC, University of Ghent, B
• NTC, Universidad Politécnica de Valencia, Es
• ORC, University of Southampton, UK
• OptiSense, NL
• iNANO, University of Aarhus, Dk

4
New research targets

• Design of generic sensing structures
• Fabrication in SOI and SiON
• Fiber-pigtailing and packaging
• Installation of microfluidic system
• Measurements on IO sensors
• Two iterations of design, fabrication and
  characterization cycle planned

5
New integration targets

• Student and senior exchanges
• Workshop on compact integrated optical sensors
• Comparison of sensitivity, compactness and
  suitability of different sensor types for array
  sensing
• Joint publications

6
How to proceed ?

• 17 November 2006 Kick-off meeting, IMEC, Leuven
• Definition of joint projects Oct. Nov. 2006
• second half of December conference call
• first half of February reports and conference
  call
• 22 February 2007 JRA Coordinator meeting,
  Brussels

7
Partners and structure, IOMS

• IOMS, MESA Institute, University of Twente
• Extended facilities for design, realization and
  characterization of integrated optics devices
  based on silicon-oxynitride, polymers, rare-earth
  doped dielectrics
• Applications optical sensing, communication,
  data processing etc.
• Subgroups (i) active photonic devices (Prof. M.
  Pollnau)
• (ii) photonics integration technology
  (Prof. A. Driessen)
• (iii) sensors and photonic crystals (Dr.
  H.J.W.M. Hoekstra)
• Plans in JRA Sensors
• Realization of IO sensors in SiON technology
• Improvement of micro-fluidic system for sensor
  evaluation
• Design of novel compact sensor arrays

8
Partners and structure, IOMS

• Liquid mixing system for evaluation of IO sensors
• v. Lith, Hopman

Hose pump
1.56
?1
?2,V1
measurements
Theoretical prediction
1.52
1.48
refractive index
MF system
1.44
Liquid 1
Mixture

V1
1.4
1.36
Vessel 1
Vessel 2
0
20
40
60
80
100
120
140
time in minutes
Schematic set-up Experimental results
with ethanol-benzyl alcohol
9
Partners and structure, IOMS

• New integrated optics sensor arrays

spiral shaped MZI-sensor arrays, Hoekstra,
Hoekman Microresonator based sensor
array optical data processing on-chip Driessen,
Klein
10
Partners and structure, Valencia NTC

• Valencia NTC Silicon Photonics facility with
  nanofab capabilities for rapid prototyping and
  foundry services (www.ntc.upv.es)
• Expertise in developing new photonic nanosensors
  concepts for biomedicine and environment
  applications FP6-SABIO and FP6-PHODYE.
• Plans in JRA Sensors PhC microcavities with
  slow-wave enhancement as photonic nanostructures.