Penelope F. Lawton
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View article: Gaze Error Estimation and Linear Transformation to Improve Accuracy of Video-Based Eye Trackers
Gaze Error Estimation and Linear Transformation to Improve Accuracy of Video-Based Eye Trackers Open
Eye tracking technology plays a crucial role in various fields such as psychology, medical training, marketing, and human–computer interaction. However, achieving high accuracy over a larger field of view in eye tracking systems remains a …
View article: Multi-plane remote refocusing epifluorescence microscopy to image dynamic Ca<i/><sup>2+</sup>events
Multi-plane remote refocusing epifluorescence microscopy to image dynamic Ca<i/><sup>2+</sup>events Open
Rapid imaging of multiple focal planes without sample movement may be achieved through remote refocusing, where imaging is carried out in a plane conjugate to the sample plane. The technique is ideally suited to studying the endothelial an…
View article: VasoTracker, a Low-Cost and Open Source Pressure Myograph System for Vascular Physiology
VasoTracker, a Low-Cost and Open Source Pressure Myograph System for Vascular Physiology Open
Pressure myography, one of the most commonly used techniques in vascular research, measures the diameter of isolated, pressurized arteries to assess the functional activity of smooth muscle and endothelial cells. Despite the widespread ado…
View article: Towards a high-throughput real-time confocal microfluidic system for monitoring absorbance spectra in mixed-phase chemical reactions
Towards a high-throughput real-time confocal microfluidic system for monitoring absorbance spectra in mixed-phase chemical reactions Open
In this work, we present a compact, real-time absorbance spectroscopy instrument, designed with a particular focus on taking spectroscopic readings in a microfluidic channel environment and selectively analysing an active volume in this ch…
View article: Developing Optical Tweezers, Spectroscopy and Microfluidics to Investigate High Volume Consumer Products
Developing Optical Tweezers, Spectroscopy and Microfluidics to Investigate High Volume Consumer Products Open
As the use of consumer products grows, quality control becomes a more and more important aspect. In this thesis, three different high volume consumer products are investigated through the use of optical instrumentation; these are hair dye,…