Results 71 to 80 of about 934,508 (202)

A. Cormack's last inversion formula and a FBP reconstruction [PDF]

open access: yes, 2014
A reconstruction of a function from integrals over the family of confocal paraboloids is given by a FBP formula.Comment: 2 ...
Palamodov, Victor
core  

Nonpersistence of resonant caustics in perturbed elliptic billiards

open access: yes, 2011
Caustics are curves with the property that a billiard trajectory, once tangent to it, stays tangent after every reflection at the boundary of the billiard table.
Abramowitz   +7 more
core   +1 more source

Fast fluorescence microscopy for imaging the dynamics of embryonic development [PDF]

open access: yes, 2008
Live imaging has gained a pivotal role in developmental biology since it increasingly allows real-time observation of cell behavior in intact organisms.
Bakal C   +43 more
core   +3 more sources

Multiple scattering limit in optical microscopy

open access: yes, 2017
Optical microscopy offers a unique insight of biological structures with a sub-micrometer resolution and a minimum invasiveness. However, the inhomogeneities of the specimen itself can induce multiple scattering of light and optical aberrations which ...
Aubry, Alexandre   +4 more
core   +1 more source

Fibronectin rescues estrogen receptor α from lysosomal degradation in breast cancer cells [PDF]

open access: yes, 2018
Estrogen receptor α (ERα) is expressed in tissues as diverse as brains and mammary glands. In breast cancer, ERα is a key regulator of tumor progression.
Acconcia   +111 more
core   +2 more sources

Deep Transfer Learning Methods for Colon Cancer Classification in Confocal Laser Microscopy Images

open access: yes, 2019
Purpose: The gold standard for colorectal cancer metastases detection in the peritoneum is histological evaluation of a removed tissue sample. For feedback during interventions, real-time in-vivo imaging with confocal laser microscopy has been proposed ...
Bengs, Marcel   +6 more
core   +1 more source

Flux Flow Effects in Annular Josephson Tunnel Junctions [PDF]

open access: yes, 2019
We investigate Josephson flux-flow in annular Josephson tunnel junctions (AJTJs) under the application of magnetic fields generating finite-voltage steps in their current-voltage characteristics.
Koshelets, Valery P.   +2 more
core   +2 more sources

Phase-conjugation of the isolated optical vortex using a flat surfaces

open access: yes, 2014
The robust method for obtaining the helical interference pattern due to the phase-conjugation of an isolated optical vortex by means of the non-holographic technique is proposed.
A. Yu. Okulov   +26 more
core   +1 more source

Yielding of Hard-Sphere Glasses during Start-Up Shear [PDF]

open access: yes, 2012
Concentrated hard-sphere suspensions and glasses are investigated with rheometry, confocal microscopy, and Brownian dynamics simulations during start-up shear, providing a link between microstructure, dynamics, and rheology.
Brady, J. F.   +4 more
core   +2 more sources

Ellipsoidal shapes in general relativity: general definitions and an application [PDF]

open access: yes, 2003
A generalization of the notion of ellipsoids to curved Riemannian spaces is given and the possibility to use it in describing the shapes of rotating bodies in general relativity is examined.
Bradley M   +32 more
core   +3 more sources

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