Abstract
This paper represents a differential method for simultaneously measuring the refractive index (RI) and the size of single living cells using the fiber-based Mach-Zehnder interferometer and optical trapping; both are integrated onto an optofluidic chip. In experiment, a living cancerous cell MDCK is trapped by 45-mW laser light and then the cell's refractive index and diameter are simultaneously determined by the spectral shift in response to the buffer modulation and cell presence/absence. The measured cell has a size of 15.1 μm and a RI of 1.397 at an accuracy of 0.1%.
| Original language | English |
|---|---|
| Title of host publication | TRANSDUCERS and EUROSENSORS '07 - 4th International Conference on Solid-State Sensors, Actuators and Microsystems |
| Pages | 2159-2162 |
| Number of pages | 4 |
| DOIs | |
| Publication status | Published - Jun 2007 |
| Externally published | Yes |
| Event | 4th International Conference on Solid-State Sensors, Actuators and Microsystems, TRANSDUCERS and EUROSENSORS '07 - Lyon, France Duration: 10 Jun 2007 → 14 Jun 2007 |
Publication series
| Name | TRANSDUCERS and EUROSENSORS '07 - 4th International Conference on Solid-State Sensors, Actuators and Microsystems |
|---|
Conference
| Conference | 4th International Conference on Solid-State Sensors, Actuators and Microsystems, TRANSDUCERS and EUROSENSORS '07 |
|---|---|
| Country/Territory | France |
| City | Lyon |
| Period | 10/06/07 → 14/06/07 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 3 Good Health and Well-being
Keywords
- Living cells
- Mach-Zehnder interferometer
- Optofluidics
- Refractive index
ASJC Scopus subject areas
- Control and Systems Engineering
- Electrical and Electronic Engineering
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