Abstract
In this work, we report advances in the fabrication and
anticipated performance of a polymer biosensor photonic
chip developed in the European Union project P3SENS
(FP7-ICT4-248304). Due to the low cost requirements of
point-of-care applications, the photonic chip is
fabricated from nanocomposite polymeric materials, using
highly scalable nano-imprint-lithography (NIL). A
suitable microfluidic structure transporting the analyte
solutions to the sensor area is also fabricated in
polymer and adequately bonded to the photonic chip. We
first discuss the design and the simulated performance of
a high-Q resonant cavity photonic crystal sensor made of
a high refractive index polyimide core waveguide on a low
index polymer cladding. We then report the advances in
doped and undoped polymer thin film processing and
characterization for fabricating the photonic sensor
chip. Finally the development of the microfluidic chip is
presented in details, including the characterisation of
the fluidic behaviour, the technological and material
aspects of the 3D polymer structuring and the stable
adhesion strategies for bonding the fluidic and the
photonic chips, with regards to the constraints imposed
by the bioreceptors supposedly already present on the
sensors
| Original language | English |
|---|---|
| Title of host publication | Clinical and Biomedical Spectroscopy and Imaging II |
| Editors | Ramanujam Nirmala |
| Publisher | International Society for Optics and Photonics SPIE |
| Number of pages | 17 |
| ISBN (Print) | 978-0-8194-8684-4 |
| DOIs | |
| Publication status | Published - 2011 |
| MoE publication type | A4 Article in a conference publication |
| Event | Clinical and Biomedical Spectroscopy and Imaging II. European Conferences on Biomedical Optics - Munich, Germany Duration: 24 May 2011 → 26 May 2011 |
Publication series
| Series | Proceedings of SPIE |
|---|---|
| Volume | 8087 |
| ISSN | 0277-786X |
Conference
| Conference | Clinical and Biomedical Spectroscopy and Imaging II. European Conferences on Biomedical Optics |
|---|---|
| Country/Territory | Germany |
| City | Munich |
| Period | 24/05/11 → 26/05/11 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
-
SDG 9 Industry, Innovation, and Infrastructure
Keywords
- Biosensor
- lab-on-a-chip
- nanocomposites
- nanoimprint lithography
- photonic crystal
- point-of-care diagnostics
- polyimide
- polymer
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