Search Results - "PAGANIN, M"

On the quantification of sample microstructure using single-exposure x-ray dark-field imaging via a single-grid setup by How, Ying Ying, Paganin, David M., Morgan, Kaye S.

“…The size of the smallest detectable sample feature in an x-ray imaging system is usually restricted by the spatial resolution of the system. This limitation…”
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X-ray dark-field and phase retrieval without optics, via the Fokker-Planck equation by Leatham, Thomas A., Paganin, David M., Morgan, Kaye S.

“…Emerging methods of x-ray imaging that capture phase and dark-field effects are equipping medicine with complementary sensitivity to conventional radiography…”
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Signal‐to‐noise and spatial resolution in in‐line imaging. 1. Basic theory, numerical simulations and planar experimental images by Gureyev, Timur E., Paganin, David M., Quiney, Harry M.

“…Signal‐to‐noise ratio and spatial resolution are quantitatively analysed in the context of in‐line (propagation based) X‐ray phase‐contrast imaging. It is…”
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Vortex Thermometry for Turbulent Two-Dimensional Fluids by Groszek, Andrew J, Davis, Matthew J, Paganin, David M, Helmerson, Kristian, Simula, Tapio P

“…We introduce a new method of statistical analysis to characterize the dynamics of turbulent fluids in two dimensions. We establish that, in equilibrium, the…”
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Author Correction: Multimodal intrinsic speckle-tracking (MIST) to extract images of rapidly-varying diffuse X-ray dark-field by Alloo, Samantha J., Morgan, Kaye S., Paganin, David M., Pavlov, Konstantin M.

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Multimodal intrinsic speckle-tracking (MIST) to extract images of rapidly-varying diffuse X-ray dark-field by Alloo, Samantha J., Morgan, Kaye S., Paganin, David M., Pavlov, Konstantin M.

“…Speckle-based phase-contrast X-ray imaging (SB-PCXI) can reconstruct high-resolution images of weakly-attenuating materials that would otherwise be…”
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Correcting directional dark field x-ray imaging artefacts using position dependent image deblurring and attenuation removal by Croughan, Michelle K., Paganin, David M., Alloo, Samantha J., Ahlers, Jannis N., How, Ying Ying, Harker, Stephanie A., Morgan, Kaye S.

“…In recent years, a novel x-ray imaging modality has emerged that reveals unresolved sample microstructure via a “dark-field image”, which provides…”
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In situ phase contrast X-ray brain CT by Croton, Linda C. P., Morgan, Kaye S., Paganin, David M., Kerr, Lauren T., Wallace, Megan J., Crossley, Kelly J., Miller, Suzanne L., Yagi, Naoto, Uesugi, Kentaro, Hooper, Stuart B., Kitchen, Marcus J.

“…Phase contrast X-ray imaging (PCXI) is an emerging imaging modality that has the potential to greatly improve radiography for medical imaging and materials…”
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Photon-counting, energy-resolving and super-resolution phase contrast X-ray imaging using an integrating detector by O'Connell, Dylan W, Morgan, Kaye S, Ruben, Gary, Schaff, Florian, Croton, Linda C P, Buckley, Genevieve A, Paganin, David M, Uesugi, Kentaro, Kitchen, Marcus J

“…This work demonstrates the use of a scientific-CMOS (sCMOS) energy-integrating detector as a photon-counting detector, thereby eliminating dark current and…”
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Interface-specific x-ray phase retrieval tomography of complex biological organs by Beltran, M A, Paganin, D M, Siu, K K W, Fouras, A, Hooper, S B, Reser, D H, Kitchen, M J

“…We demonstrate interface-specific propagation-based x-ray phase retrieval tomography of the thorax and brain of small animals. Our method utilizes a single…”
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On noise-resolution uncertainty in quantum field theory by Gureyev, Timur E., Kozlov, Alexander, Nesterets, Yakov I., Paganin, David M., Quiney, Harry M.

“…An uncertainty inequality is presented that establishes a lower limit for the product of the variance of the time-averaged intensity of a mode of a quantized…”
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Towards a practical implementation of X-ray ghost imaging with synchrotron light by Pelliccia, Daniele, Olbinado, Margie P, Rack, Alexander, Kingston, Andrew M, Myers, Glenn R, Paganin, David M

“…An experimental procedure for transmission X-ray ghost imaging using synchrotron light is presented. Hard X-rays from an undulator were divided by a…”
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Shot‐to‐shot two‐dimensional photon intensity diagnostics within megahertz pulse‐trains at the European XFEL by Guest, Trey W., Bean, Richard, Bielecki, Johan, Birnsteinova, Sarlota, Geloni, Gianluca, Guetg, Marc, Kammering, Raimund, Kirkwood, Henry J., Koch, Andreas, Paganin, David M., van Riessen, Grant, Vagovič, Patrik, de Wijn, Raphael, Mancuso, Adrian P., Abbey, Brian

“…Characterizing the properties of X‐ray free‐electron laser (XFEL) sources is a critical step for optimization of performance and experiment planning. The…”
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Phosphoproteomic analysis reveals hyperactivation of mTOR/STAT3 and LCK/Calcineurin axes in pediatric early T-cell precursor ALL by Serafin, V, Lissandron, V, Buldini, B, Bresolin, S, Paganin, M, Grillo, F, Andriano, N, Palmi, C, Cazzaniga, G, Marmiroli, S, Conter, V, Basso, G, Accordi, B

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Electron vortex production and control using aberration induced diffraction catastrophes by Petersen, T C, Weyland, M, Paganin, D M, Simula, T P, Eastwood, S A, Morgan, M J

“…An aberration corrected electron microscope is used to create electron diffraction catastrophes, containing arrays of intensity zeros threading vortex cores…”
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Deterministic Bragg Coherent Diffraction Imaging by Pavlov, Konstantin M., Punegov, Vasily I., Morgan, Kaye S., Schmalz, Gerd, Paganin, David M.

“…A deterministic variant of Bragg Coherent Diffraction Imaging is introduced in its kinematical approximation, for X-ray scattering from an imperfect crystal…”
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A non-iterative reconstruction method for direct and unambiguous coherent diffractive imaging by Podorov, S G, Pavlov, K M, Paganin, D M

“…We develop a deterministic algorithm for coherent diffractive imaging (CDI) that employs a modified Fourier transform of a Fraunhofer diffraction pattern to…”
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Capturing and visualizing transient X-ray wavefront topological features by single-grid phase imaging by Morgan, Kaye S, Petersen, Timothy C, Donnelley, Martin, Farrow, Nigel, Parsons, David W, Paganin, David M

“…The detection, localisation and characterisation of stationary and singular points in the phase of an X-ray wavefield is a challenge, particularly given a…”
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Simple Wave-Optical Superpositions as Prime Number Sieves by Petersen, T C, Ceko, M, Svalbe, I D, Morgan, M J, Bishop, A I, Paganin, D M

“…We encode the sequence of prime numbers into simple superpositions of identical waves, mimicking the archetypal prime number sieve of Eratosthenes. The primes…”
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Experimental X-Ray Ghost Imaging by Pelliccia, Daniele, Rack, Alexander, Scheel, Mario, Cantelli, Valentina, Paganin, David M

“…We report an experimental proof of principle for ghost imaging in the hard-x-ray energy range. We use a synchrotron x-ray beam that is split using a thin…”
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