1 to 10 of 19 literature results

• Paired-wavelength spectral approach to measuring the relative concentrations of two localized chromophores in turbid media: an experimental study.

  We present an experimental test of a new spectral approach that is aimed at quantifying the relative concentrations of two chromophores that are conta…

  Authors: Ning Liu, Angelo Sassaroli, Sergio Fantini

  Source: Journal of biomedical optics. 2007 Sep-Oct

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• Spatially weighted BOLD signal for comparison of functional magnetic resonance imaging and near-infrared imaging of the brain.

  We introduce a weighted spatial average of the functional magnetic resonance imaging (fMRI) BOLD signal (blood oxygen level-dependent) that is appropr…

  Authors: Angelo Sassaroli, Blaise deB Frederick, Yunjie Tong, Perry F Renshaw, Sergio Fantini

  Source: NeuroImage. 2006 Nov 1

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• Noninvasive assessment of testicular torsion in rabbits using frequency-domain near-infrared spectroscopy: prospects for pediatric urology.

  We present a quantitative near-IR spectroscopy study of the absolute values of oxygen saturation of hemoglobin before and after surgically induced tes…

  Authors: Bertan Hallacoglu, Richard S Matulewicz, Harriet J Paltiel, Horacio Padua, Patricio Gargollo, Glenn Cannon, Ahmad Alomari, Angelo Sassaroli, Sergio Fantini

  Source: Journal of biomedical optics. 2009 Sep-Oct

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• Higher-order perturbation theory for the diffusion equation in heterogeneous media: application to layered and slab geometries.

  We apply a previously proposed perturbation theory of the diffusion equation for studying light propagation through heterogeneous media in the presenc…

  Authors: Angelo Sassaroli, Fabrizio Martelli, Sergio Fantini

  Source: Applied optics. 2009 Apr 1

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• Near-infrared spectral imaging of the female breast for quantitative oximetry in optical mammography.

  We present a hybrid continuous-wave, frequency-domain instrument for near-infrared spectral imaging of the female breast based on a tandem, planar sca…

  Authors: Yang Yu, Ning Liu, Angelo Sassaroli, Sergio Fantini

  Source: Applied optics. 2009 Apr 1

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• Two-dimensional phased arrays of sources and detectors for depth discrimination in diffuse optical imaging.

  We present a multisource, multidetector phased-array approach to diffuse optical imaging that is based on postprocessing continuous-wave data. We prev…

  Authors: Ning Liu, Angelo Sassaroli, Sergio Fantini

  Source: Journal of biomedical optics. 2005 Sep-Oct

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• Heuristic Green's function of the time dependent radiative transfer equation for a semi-infinite medium.

  The Green's function of the time dependent radiative transfer equation for the semi-infinite medium is derived for the first time by a heuristic appro…

  Authors: Fabrizio Martelli, Angelo Sassaroli, Antonio Pifferi, Alessandro Torricelli, Lorenzo Spinelli, Giovanni Zaccanti

  Source: Optics express. 2007 Dec 24

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• Fast optical signals in the peripheral nervous system.

  We present a study of the near-infrared optical response to electrical stimulation of peripheral nerves. The sural nerve of six healthy subjects betwe…

  Authors: Yunjie Tong, Jeffrey M Martin, Angelo Sassaroli, Patricia R Clervil, Peter R Bergethon, Sergio Fantini

  Source: Journal of biomedical optics. 2006 Jul-Aug

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• Solution of the time-dependent diffusion equation for a three-layer medium: application to study photon migration through a simplified adult head model.

  A diffusion-based model for photon migration through a three-layer medium is described. The main purpose of this work is to investigate the performanc…

  Authors: Fabrizio Martelli, Angelo Sassaroli, Samuele Del Bianco, Giovanni Zaccanti

  Source: Physics in medicine and biology. 2007 May 21

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• Three-element phased-array approach to diffuse optical imaging based on postprocessing of continuous-wave data.

  We present a multielement phased-array approach to diffuse optical imaging based on postprocessing of continuous-wave data for the improvement of spat…

  Authors: Ning Liu, Angelo Sassaroli, Max A Zucker, Sergio Fantini

  Source: Optics letters. 2005 Feb 1

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