Search Results - "Gibson, Graham M."

Single-pixel imaging 12 years on: a review by Gibson, Graham M., Johnson, Steven D., Padgett, Miles J.

“…Modern cameras typically use an array of millions of detector pixels to capture images. By contrast, single-pixel cameras use a sequence of mask patterns to…”
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Single-pixel three-dimensional imaging with time-based depth resolution by Sun, Ming-Jie, Edgar, Matthew P., Gibson, Graham M., Sun, Baoqing, Radwell, Neal, Lamb, Robert, Padgett, Miles J.

“…Time-of-flight three-dimensional imaging is an important tool for applications such as object recognition and remote sensing. Conventional time-of-flight…”
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Real-time imaging of methane gas leaks using a single-pixel camera by Gibson, Graham M, Sun, Baoqing, Edgar, Matthew P, Phillips, David B, Hempler, Nils, Maker, Gareth T, Malcolm, Graeme P A, Padgett, Miles J

“…We demonstrate a camera which can image methane gas at video rates, using only a single-pixel detector and structured illumination. The light source is an…”
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Indirect optical trapping using light driven micro-rotors for reconfigurable hydrodynamic manipulation by Būtaitė, Unė G., Gibson, Graham M., Ho, Ying-Lung D., Taverne, Mike, Taylor, Jonathan M., Phillips, David B.

“…Optical tweezers are a highly versatile tool for exploration of the mesoscopic world, permitting non-contact manipulation of nanoscale objects. However, direct…”
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Improving the signal-to-noise ratio of single-pixel imaging using digital microscanning by Sun, Ming-Jie, Edgar, Matthew P, Phillips, David B, Gibson, Graham M, Padgett, Miles J

“…Single-pixel cameras provide a means to perform imaging at wavelengths where pixelated detector arrays are expensive or limited. The image is reconstructed…”
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Development of a 3D printer using scanning projection stereolithography by Lee, Michael P., Cooper, Geoffrey J. T., Hinkley, Trevor, Gibson, Graham M., Padgett, Miles J., Cronin, Leroy

“…We have developed a system for the rapid fabrication of low cost 3D devices and systems in the laboratory with micro-scale features yet cm-scale objects. Our…”
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Noninvasive, near-field terahertz imaging of hidden objects using a single-pixel detector by Stantchev, Rayko Ivanov, Sun, Baoqing, Hornett, Sam M, Hobson, Peter A, Gibson, Graham M, Padgett, Miles J, Hendry, Euan

“…Terahertz (THz) imaging can see through otherwise opaque materials. However, because of the long wavelengths of THz radiation (λ = 400 μm at 0.75 THz),…”
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i-RheoFT: Fourier transforming sampled functions without artefacts by Smith, Matthew G., Gibson, Graham M., Tassieri, Manlio

“…In this article we present a new open-access code named “i-RheoFT” that implements the analytical method first introduced in [PRE, 80, 012501 (2009)] and then…”
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Optical Halo: A Proof of Concept for a New Broadband Microrheology Tool by Ramírez, Jorge, Gibson, Graham M, Tassieri, Manlio

“…Microrheology, the study of material flow at micron scales, has advanced significantly since Robert Brown's discovery of Brownian motion in 1827. Mason and…”
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Computational version of the correlation light-field camera by Gregory, Thomas, Edgar, Matthew P., Gibson, Graham M., Moreau, Paul-Antoine

“…Light-field cameras allow the acquisition of both the spatial and angular components of the light-field. The conventional way to perform such acquisitions…”
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Developing a portable gas imaging camera using highly tunable active-illumination and computer vision by Nutt, Kyle J., Hempler, Nils, Maker, Gareth T., Malcolm, Graeme P. A., Padgett, Miles J., Gibson, Graham M.

“…We have developed a portable gas imaging camera for identifying methane leaks in real-time. The camera uses active illumination from distributed feedback…”
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Measuring the accuracy of particle position and force in optical tweezers using high-speed video microscopy by Gibson, Graham M, Leach, Jonathan, Keen, Stephen, Wright, Amanda J, Padgett, Miles J

“…We assess the performance of a CMOS camera for the measurement of particle position within optical tweezers and the associated autocorrelation function and…”
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Precision Assembly of Complex Cellular Microenvironments using Holographic Optical Tweezers by Kirkham, Glen R., Britchford, Emily, Upton, Thomas, Ware, James, Gibson, Graham M., Devaud, Yannick, Ehrbar, Martin, Padgett, Miles, Allen, Stephanie, Buttery, Lee D., Shakesheff, Kevin

“…The accurate study of cellular microenvironments is limited by the lack of technologies that can manipulate cells in 3D at a sufficiently small length scale…”
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What Caging Force Cells Feel in 3D Hydrogels: A Rheological Perspective by Ciccone, Giuseppe, Dobre, Oana, Gibson, Graham M., Rey, Jose Manuel, Gonzalez–Garcia, Cristina, Vassalli, Massimo, Salmeron–Sanchez, Manuel, Tassieri, Manlio

“…It has been established that the mechanical properties of hydrogels control the fate of (stem) cells. However, despite its importance, a one‐to‐one…”
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Machine learning opens a doorway for microrheology with optical tweezers in living systems by Smith, Matthew G., Radford, Jack, Febrianto, Eky, Ramírez, Jorge, O’Mahony, Helen, Matheson, Andrew B., Gibson, Graham M., Faccio, Daniele, Tassieri, Manlio

“…It has been argued that linear microrheology with optical tweezers (MOT) of living systems “is not an option” because of the wide gap between the observation…”
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Modular light sources for microscopy and beyond (ModLight) by Gibson, Graham M., Archibald, Robert, Main, Mark, Kallepalli, Akhil

“…[Display omitted] Modular light (ModLight) sources can be integrated into complex systems for microscopy, medical imaging, remote sensing, and many more…”
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Principles and prospects for single-pixel imaging by Edgar, Matthew P., Gibson, Graham M., Padgett, Miles J.

“…Modern digital cameras employ silicon focal plane array (FPA) image sensors featuring millions of pixels. However, it is possible to make a camera that only…”
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Approach to classify, separate, and enrich objects in groups using ensemble sorting by Turk-MacLeod, Rebecca, Henson, Alon, Rodriguez-Garcia, Marc, Gibson, Graham M., Camarasa, Gerardo Aragon, Caramelli, Dario, Padgett, Miles J., Cronin, Leroy

“…The sorting of objects into groups is a fundamental operation, critical in the preparation and purification of populations of cells, crystals, beads, or…”
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Experimental investigation of the transient dynamics of slow light in ruby by Wisniewski-Barker, Emma, Gibson, Graham M, Franke-Arnold, Sonja, Shi, Zhimin, Narum, Paul, Boyd, Robert W, Padgett, Miles J

“…When a pulsed light beam propagates through ruby, it is delayed by a slow-light mechanism. This mechanism has been the subject of debate (Wisniewski-Barker et…”
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Generation of achromatic Bessel beams using a compensated spatial light modulator by Leach, Jonathan, Gibson, Graham M, Padgett, Miles J, Esposito, Elric, McConnell, Gail, Wright, Amanda J, Girkin, John M

“…We report the creation of white-light, achromatic Bessel beams using a spatial light modulator and a prism to compensate for the dispersion. Unlike the Bessel…”
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