G. Popescu, L. P. Deflores, K. Badizadegan, et al., Fourier phase microscopy for investigation of biological structure and dynamics, 29, 2503 Opt. Lett. (2004).

G. Popescu, L. P. Deflores, K. Badizadegan, et al., Fourier phase microscopy for investigation of biological structure and dynamics, 29, 2503 Opt. Lett. (2004).

Download PDF By use of the Fourier decomposition of a low-coherence optical image field into two spatial components that can...

H. Iwai, C. Fang-Yen, G. Popescu, et al., Quantitative phase imaging using actively stabilized phase shifting low-coherence interferometry, 29, 2399, Opt. Lett. (2004).

H. Iwai, C. Fang-Yen, G. Popescu, et al., Quantitative phase imaging using actively stabilized phase shifting low-coherence interferometry, 29, 2399, Opt. Lett. (2004).

Download PDF We describe a quantitative phase-imaging interferometer in which phase shifting and noise cancellation are performed by an active...

A. Dogariu and G. Popescu, High-resolution spatial and spectral characterization of optical fields, OPN, vol. 13, No. 12, 21 (2002).

A. Dogariu and G. Popescu, High-resolution spatial and spectral characterization of optical fields, OPN, vol. 13, No. 12, 21 (2002).

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A. Dogariu and G. Popescu, Measuring the phase of spatially coherent polychromatic fields, Phys. Rev. Lett., vol. 89, 243902 (2002).

A. Dogariu and G. Popescu, Measuring the phase of spatially coherent polychromatic fields, Phys. Rev. Lett., vol. 89, 243902 (2002).

Download PDF Realistic optical fields are never completely monochromatic and the interpretation of the concept of phase is not straightforward....

G. Popescu and A. Dogariu, Spectral anomalies at wavefront dislocations, Phys. Rev. Lett., vol. 85, 183902, (2002).

G. Popescu and A. Dogariu, Spectral anomalies at wavefront dislocations, Phys. Rev. Lett., vol. 85, 183902, (2002).

Download PDF In a recent Letter, Gbur, Visser, and Wolf [Phys. Rev. Lett. 88, 013901 (2002)] predict that remarkable spectral...

G. Popescu, A Dogariu, and R. Rajagopolan, Spatially resolved microrheology using localized coherence volumes, Phys. Rev. E, vol. 65, 041504 (2002).

G. Popescu, A Dogariu, and R. Rajagopolan, Spatially resolved microrheology using localized coherence volumes, Phys. Rev. E, vol. 65, 041504 (2002).

Download PDF We propose an optical technique, based on dynamic light scattering, for investigating the local rheological response of a...

G. Popescu and A. Dogariu, Dynamic light scattering in sub-diffusive regimes, Appl. Optics, vol. 40, 4215 (2001).

G. Popescu and A. Dogariu, Dynamic light scattering in sub-diffusive regimes, Appl. Optics, vol. 40, 4215 (2001).

Download PDF For describing the fluctuating signal scattered from a multiple-scattering system, diffusive-wave spectroscopy makes use of a diffusion model...

G. Popescu and A. Dogariu, Dynamic light scattering in localized coherence volumes, Opt. Lett., vol. 26, 551 (2001).

G. Popescu and A. Dogariu, Dynamic light scattering in localized coherence volumes, Opt. Lett., vol. 26, 551 (2001).

Download PDF We introduce a novel light-scattering technique for investigating the dynamics of random media with a broad range of...

G. Popescu and A. Dogariu, Ballistic attenuation of low-coherence fields, Appl. Optics, vol. 39, 4469, (2000).

G. Popescu and A. Dogariu, Ballistic attenuation of low-coherence fields, Appl. Optics, vol. 39, 4469, (2000).

Download PDF Using a novel experimental geometry, we measured the ballistic attenuation of low-coherence optical fields propagating in multiple-scattering media....

G. Popescu, C. Mujat, and A. Dogariu, Evidence of scattering anisotropy effects on boundary conditions of the diffusion equation, Phys. Rev. E, vol. 61, 4523, (2000).

G. Popescu, C. Mujat, and A. Dogariu, Evidence of scattering anisotropy effects on boundary conditions of the diffusion equation, Phys. Rev. E, vol. 61, 4523, (2000).

Download PDF We present experimental evidence that the diffusion process close to the boundary is fundamentally different from the bulk...