• Biomedical devices
  • Spectroscopy
  • Optofluidics
  • Electro-optic devices
  • Laser systems
  • Ultrafast optics
  • LED photonics
  • Optics
  • Electromagnetic simulation

Publications

Cover Article

image1

Journal Articles

2021

[36] S. Ramalingam, C. M. Collier, and A. Singh, "A paper-based colorimetric aptasensor for the detection of gentamicin," Biosensors, vol. 11, 29(1-13), 2021.

[35] C. A. Leclerc, S. Williams, C. Powe, N. Zepp, D. Lipworth, E. Pensini, and C. M. Collier, "Rapid design and prototyping of microfluidic chips via computer numerical control micromilling and anisotropic shrinking of stressed polystyrene sheets," Microfluidics and Nanofluidics, vol. 25, 12(1-12), 2021.

2020

[34] C. H. Brodie and C. M. Collier, "Single-point detection architecture via liquid crystal modulation for hyperspectral imaging systems," IEEE Access, vol. 8, pp. 185012-185020, 2020.

[33] I. Spotts, C. H. Brodie, S. A. Gadsden, M. Al-Shabi, and C. M. Collier, "Comparison of nonlinear filtering techniques for photonic systems with blackbody radiation," Applied Optics, vol. 59, pp. 9303-9312, 2020.

[32] M. Del Rosso, S. Lepard, R. Eswar, and C. M. Collier, "Microfluidic fabrication with silver nanowires for optofluidic structures with three-dimensional operation," Sensors and Actuators A: Physical, vol. 315, 112297(1-8), 2020.

[31] R. Bosma, J. Devasagayam, R. Eswar, I. de Franca Albuquerque, and C. M. Collier, "Voltage control for microchip capillary electrophoresis analyses," Electrophoresis, vol. 41, pp. 1961-1968, 2020.

Cover article of Electrophoresis volume 41, issue 23

[30] R. Bosma, J. Devasagayam, A. Singh, and C. M. Collier, "Microchip capillary electrophoresis dairy device using fluorescence spectroscopy for detection of ciprofloxacin in milk samples," Scientific Reports, vol. 10, 13548(1-8), 2020.

Nature Research publishing group

[29] A. Siwik, E. Pensini, B. Macias Rodriguez, A. G. Marangoni, C. M. Collier, and B. Sleep, "Effect of rheology and humic acids on the transport of environmental fluids in sandy media: Potential implications for soil remediation revealed through microfluidic analyses," Journal of Applied Polymer Science, vol. 136, 48465(1-8), 2020.

2019

[28] I. Spotts, C. A. Leclerc, and C. M. Collier, "Scalable optical annealing of microfluidic droplets via whispering gallery mode geometry and infrared illumination," Applied Optics, vol. 58, pp. 7904-7908, 2019.

[27] S. Prasad, A. Kadambi, Y. Alwehaibi, and C. M. Collier, "Mechanically-tuned optofluidic lenses for in-plane focusing of light," OSA Continuum, vol. 2, pp. 2694-2703, 2019.

[26] M. Del Rosso, C. H. Brodie, S. Ramalingam, D. M. Cabral, E. Pensini, A. Singh, and C. M. Collier, "Characterisation of graphene electrodes for microsystems and microfluidic devices," Scientific Reports, vol. 9, 5773(1-8), 2019.

Nature Research publishing group; featured as a News and Research Highlight by the College of Engineering and Physical Sciences

[25] E. Pensini, B. Macias Rodriguez, A. G. Marangoni, C. M. Collier, A. Elsayed, and A. Siwik, "Shear rheological properties of composite fluids and stability of particle suspensions: Potential implications for fracturing and environmental fluids," The Canadian Journal of Chemical Engineering, vol. 97, pp. 2395-2407, 2019

[24] C. H. Brodie, J. Devasagayam, and C. M. Collier, "A hyperspectral imaging instrumentation architecture based on accessible optical disc technology and frequency-domain analyses," IEEE Transactions on Instrumentation and Measurement, vol. 68, pp. 1557-9662, 2019.

[23] A. Siwik, E. Pensini, A. Elsayed, B. Macias Rodriguez, A. G. Marangoni, and C. M. Collier, "Natural guar, xanthan and carboxymethyl-cellulose-based fluids: Potential use to trap and treat hexavalent chromium in the subsurface," Journal of Environmental Chemical Engineering, vol. 7, 102807(1-7), 2019.

2018

[22] E. Pensini, A. Elsayed, B. Macias Rodriguez, A. G. Marangoni, A. Singh, B. Sleep, G. Hayward, K. Lamont, and C. M. Collier, "In situ trapping and treating of hexavalent chromium using scleroglucan-based fluids: A proof of concept," Colloids and Surfaces A: Physicochemical and Engineering Aspects, vol. 559, pp. 192-200, 2018.

[21] I. Spotts, D. Ismail, N. Jaffar, and C. M. Collier, "Fibre-optic sensing in digital microfluidic devices," Sensors and Actuators A: Physical, vol. 280, pp. 164-169, 2018.

[20] S. Prasad, M. Del Rosso, J. R. Vale, and C. M. Collier, "Optofluidic lenses with horizontal-to-vertical aspect ratios in the subunit regime," Applied Optics, vol. 57, pp. 5474-5482, 2018.

[19] R. Al-Hujazy and C. M. Collier, "Design considerations for integration of terahertz time-domain spectroscopy in microfluidic platforms," Photonics, vol. 5, 5(1-10), 2018.

Special issue on Microwave Photonics

2017

[18] C. M. Collier, T. J. Stirling, S. Dekock-Kruger, and J. F. Holzman, "Spectral response tuning of photoconductive terahertz emitters with binary phase masks," IEEE Journal of Selected Topics in Quantum Electronics, vol. 23, 8500406(1-6), 2017.

2016

[17] B. Born, J. D. A. Krupa, S. Geoffroy-Gagnon, I. R. Hristovski, C. M. Collier, and J. F. Holzman, "Ultrafast charge-carrier dynamics of copper oxide nanocrystals," ACS Photonics, vol. 3, pp. 2475-2481, 2016.

[16] B. Born, S. Geoffroy-Gagnon, J. D. A. Krupa, I. R. Hristovski, C. M. Collier, and J. F. Holzman, "Ultrafast all-optical switching via subdiffractional photonic nanojets and select semiconductor nanoparticles," ACS Photonics, vol. 3, pp. 1095-1101, 2016.

[15] C. M. Collier, T. J. Stirling, I. R. Hristovski, J. D. A. Krupa, and J. F. Holzman, "Photoconductive terahertz generation from textured semiconductor materials," Scientific Reports, vol. 6, 23185(1-10), 2016.

Nature Research publishing group

2015

[14] X. Jin, B. A. Hristovski, C. M. Collier, S. Geoffroy-Gagnon, B. Born, and J. F. Holzman, "Ultrafast all-optical technologies for bidirectional optical wireless communications," Optics Letters, vol. 40, pp. 1583-1586, 2015.

[13] C. M. Collier, K. A. Hill, M. A. DeWachter, A. M. Huizing, and J. F. Holzman, "Nanophotonic implementation of optoelectrowetting for microdroplet actuation," Journal of Biomedical Optics, vol. 20, 025004(1-5), 2015.

[12] C. M. Collier, M. H. Bergen, T. J. Stirling, M. A. DeWachter, and J. F. Holzman, "Optimization processes for pulsed terahertz systems," Applied Optics, vol. 54, pp. 535-545, 2015.

2014

[11] M. H. Bergen, J. Nichols, C. M. Collier, X. Jin, B. Raja, D. J. Roberts, P. Ruchhoeft, R. C. Willson, and J. F. Holzman, "A retroreflective imaging system for optical labelling and detection of microorganisms," Applied Optics, vol. 53, pp. 3647-3655, 2014.

Selected for publication in the Virtual Journal for Biomedical Optics: Novel Light Sources, Optics, and Detectors, vol. 9, 2014

[10] C. M. Collier and J. F. Holzman, "Ultrafast photoconductivity of crystalline, polycrystalline and nanocomposite ZnSe material systems for terahertz applications," Applied Physics Letters, vol. 104, 042101(1-5), 2014.

2013

[9] C. M. Collier, K. A. Hill, and J. F. Holzman, "Dielectrophoresis microjet for on-chip technologies," RSC Advances, vol. 3, pp. 23309-23316, 2013.

[8] C. M. Collier, B. Born, X. Jin, and J. F. Holzman, "Ultrafast charge-carrier and phonon dynamics in GaP," Applied Physics Letters, vol. 103, 072106(1-4), 2013.

[7] C. M. Collier, B. Born, M. Bethune-Waddell, X. Jin, and J. F. Holzman, "Ultrafast photoexcitation and transient mobility of GaP for photoconductive terahertz emission," IEEE Journal of Quantum Electronics, vol. 49, pp. 691-696, 2013.

[6] X. Jin, C. M. Collier, J. J. A. Garbowski, B. Born, and J. F. Holzman, "Ultrafast transient responses of optical wireless communication detectors," Applied Optics, vol. 52, pp. 5042-5049, 2013.

2012

[5] C. M. Collier, B. Born, and J. F. Holzman, "Ultrafast response of SiC and Si nanocomposite material systems," Electronics Letters, vol. 48, pp. 1618-1619, 2012.

[4] J. Nichols, C. M. Collier, E. L. Landry, M. Wiltshire, B. Born, and J. F. Holzman, "On-chip digital microfluidic architectures for enhanced actuation and sensing," Journal of Biomedical Optics, vol. 17, 067005(1-7), 2012.

[3] C. M. Collier, X. Jin, and J. F. Holzman, "Ultrafast refractometry for characterization of nanocomposite material systems," IEEE Photonics Technology Letters, vol. 24, pp. 590-592, 2012.

2011

[2] C. M. Collier, M. Wiltshire, J. Nichols, B. Born, E. L. Landry, and J. F. Holzman, "Nonlinear dual-phase multiplexing in digital microfluidic architectures," Micromachines, vol. 2, pp. 369-384, 2011.

2009

[1] C. M. Collier, X. Jin, J. F. Holzman, and J. Cheng, "Omni-directional characteristics of composite retroreflectors," Journal of Optics A: Pure and Applied Optics, vol. 11, 085404(1-10), 2009.

Conference Proceedings and Presentations

[33] M. Del Rosso, S. Lepard, and C. M. Collier, "Fabrication processes for adaptive optofluidic lens arrays," Proceedings of OSA Advanced Photonics, all-virtual web conference, July, 2020.

[32] I. Spotts, C. A. Leclerc, and C. M. Collier, "Enhanced optical absorption in droplet-based microfluidics for on-chip polymerase chain reactions," Proceedings of SPIE Photonics West, San Francisco, USA, February, 2020.

[31] M. Del Rosso, C. H. Brodie, and C. M. Collier, "Graphene material characterisation for optofluidic applications," Proceedings of SPIE Photonics West, San Francisco, USA, February, 2020.

[30] R. Bosma, J. Devasagayam, A. Singh, and C. M. Collier, "A fluorescence spectroscopy biosensor for lab-on-a-chip detection of antibiotics in milk," Proceedings of SPIE Photonics West, San Francisco, USA, February, 2020.

[29] C. H. Brodie, J. Devasagayam, and C. M. Collier, "Lock-in optical instrumentation for snapshot hyperspectral imaging," Proceedings of SPIE Photonics West, San Francisco, USA, February, 2020.

[28] I. Spotts, C. A. Leclerc, D. Ismail, N. Jaffar, and C. M. Collier, "A scalable fibre-optic sensing architecture for lab-on-a-chip devices," Proceedings of SPIE Photonics West, San Francisco, USA, February, 2020.

[27] R. K. Sandhu, C. M. Collier, and A. Singh, "Application of the electromagnetic spectrum in the food industry," Presentation at ASABE Annual International Meeting, Detroit, USA, August, 2018.

[26] R. K. Sandhu, C. M. Collier, and A. Singh, "Application of light emitting diodes in post-harvest management of food," Presentation at ASABE Annual International Meeting, Detroit, USA, August, 2018.

[25] S. Prasad, C. A. Leclerc, A. Singh, and C. M. Collier, "Terahertz technologies for food safety," Proceedings of CSBE/SCGAB Annual General Meeting and Technical Conference, Guelph, Canada, July, 2018.

[24] I. Spotts, Z. Nellis, C. M. Collier, and A. Singh, "Development and analysis of a food product for reduced waste," Proceedings of CSBE/SCGAB Annual General Meeting and Technical Conference, Guelph, Canada, July, 2018.

[23] C. H. Brodie, J. Devasagayam, and C. M. Collier, "Snapshot hyperspectral imaging for food safety applications," Presentation at CSBE/SCGAB Annual General Meeting and Technical Conference, Guelph, Canada, July, 2018.

[22] R. K. Sandhu, C. M. Collier, and A. Singh, "Effect of different light wavelengths on the anti-oxidant properties of fruits," Presentation at CSBE/SCGAB Annual General Meeting and Technical Conference, Guelph, Canada, July, 2018.

[21] R. K. Sandhu, C. M. Collier, and A. Singh, "LED innovations in the post-harvest management of fruits and vegetables," Presentation at CSBE/SCGAB Annual General Meeting and Technical Conference, Guelph, Canada, July, 2018.

[20] S. Prasad, M. Del Rosso, J. R. Vale, and C. M. Collier, "Optofluidic lenses with sub-unit aspect ratios," Presentation at Photonics North, Montreal, Canada, June, 2018.

[19] C. H. Brodie, J. Devasagayam, and C. M. Collier, "Accessible snapshot hyperspectral imaging architectures," Presentation at Photonics North, Montreal, Canada, June, 2018.

[18] I. Spotts, D. Ismail, N. Jaffar, and C. M. Collier, "Optical sensing in lab-on-a-chip systems with embedded fibre-optic cables," Presentation at Photonics North, Montreal, Canada, June, 2018.

[17] R. Al-Hujazy and C. M. Collier, "Integration and simulation of microfluidic platforms and terahertz time-domain spectroscopy systems," Proceedings of CSME International Congress, Toronto, Canada, May, 2018.

[16] I. Spotts, R. K. Sandhu, A. Singh, and C. M. Collier, "Design of light emitting diode system for postharvest shelf-life enhancement of fresh produce," Proceedings of CSBE/SCGAB Annual General Meeting and Technical Conference, Winnipeg, Canada, August, 2017.

[15] C. M. Collier, J. D. A. Krupa, I. R. Hristovski, T. J. Stirling, M. H. Bergen, and J. F. Holzman, "Textured semiconductors for enhanced photoconductive terahertz emission," Proceedings of SPIE Photonics West, San Francisco, USA, February, 2016.

[14] X. Jin, B. A. Hristovski, C. M. Collier, S. Geoffroy-Gagnon, B. Born, and J. F. Holzman, "Spherical transceivers for ultrafast optical wireless communications," Proceedings of SPIE Photonics West, San Francisco, USA, February, 2016.

[13] C. M. Collier, K. A. Hill, M. A. DeWachter, A. M. Huizing, and J. F. Holzman, "Optoelectrowetting for continuous microdroplet actuation," Proceedings of SPIE Photonics Europe, Brussels, Belgium, April, 2014.

[12] K. A. Hill, C. M. Collier, and J. F. Holzman, "Dielectrophoresis microjets: A merging of electromagnetics and microfluidics for on-chip technologies," Proceedings of SPIE Photonics Europe, Brussels, Belgium, April, 2014.

[11] M. H. Bergen, J. Nichols, C. M. Collier, X. Jin, and J. F. Holzman, "Retroreflective imaging systems for enhanced optical biosensing," Proceedings of SPIE Photonics Europe, Brussels, Belgium, April, 2014.

[10] C. M. Collier, B. Born, X. Jin, and J. F. Holzman, "Ultrafast spectroscopy of hot electron and hole dynamics in GaP," Proceedings of SPIE Optics and Photonics, San Diego, USA, August, 2013.

[9] C. M. Collier, B. Born, X. Jin, T. M. Westgate, M. Bethune-Waddell, M. H. Bergen, and J. F. Holzman, "Transient mobility and photoconductive terahertz emission with GaP," Proceedings of SPIE Optics and Photonics, San Diego, USA, August, 2013.

[8] B. Born, C. M. Collier, and J. F. Holzman, "Practical nanophotonic architectures for ultrafast all-optical switching," Proceedings of SPIE Optics and Photonics, San Diego, USA, August, 2013.

[7] X. Jin, C. M. Collier, J. J. A. Garbowski, B. Born, and J. F. Holzman, "Ultrafast transient characteristics of photoconductive elements for optical wireless communications," Proceedings of SPIE Optics and Photonics, San Diego, USA, August, 2013.

[6] X. Jin, C. M. Collier, B. W. D. Veerman, and J. F. Holzman, "Enhanced reception field of view and speed characteristics for optical wireless devices," IEEE Proceedings of the Photonics Society Summer Topical Meeting, Seattle, USA, July, 2012.

[5] C. M. Collier, X. Jin, B. Born, and J. F. Holzman, "Ultrafast optical analyses and characteristics of nanocomposite media," Proceedings of SPIE Photonics West, San Francisco, USA, January, 2012.

[4] J. Nichols, E. L. Landry, B. Born, M. Wiltshire, C. M. Collier, and J. F. Holzman, "Optical sensing for on-chip digital microfluidics," Proceedings of SPIE Photonics West, San Francisco, USA, January, 2012.

[3] C. M. Collier, J. Nichols, M. Wiltshire, B. Born, E. L. Landry, A. Ahmadi, and J. F. Holzman, "Optoelectronic elements for digital lab-on-a-chip systems," Presentation at Canadian Society for Chemistry Canadian Chemistry Conference and Exhibition, Montreal, Canada, June, 2011.

Invited

[2] C. M. Collier, B. Born, and J. F. Holzman, "Voltage phase control for enhanced addressability in highly-parallel digital microfluidic architectures," ASME Proceedings of the International Conference on Nanochannels, Microchannels and Minichannels (ICNMM), Edmonton, Canada, June, 2011.

[1] X. Jin, C. M. Collier, J. Cheng, and J. F. Holzman, "Modulation and directionality characteristics of free-space optical transmission links," IEEE Proceedings of the Electro/Information Technology (EIT) Conference, Windsor, Canada, June, 2009.

Book Chapters

[1] C. M. Collier, J. Nichols, and J. F. Holzman, "Digital microfluidics technologies for biomedical devices," in Microfluidics Devices for Biomedical Applications, X.-J. J. Li and Y. Zhou, Eds.: Woodhead Publishing, 2013.

Invited

Other

[1] C. M. Collier, R. Bosma, J. Devasagayam, and A. Singh, "Microfluidic devices for antibiotic detection in dairy products," Presentation at 2019 Dairy Research and Innovation Day, Guelph, Canada, December, 2019.

Invited