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Date: 2005
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1094505
Description: We present computational techniques to compute in an efficient way optical forces on arbitrary nanoobjects using the coupled dipole method. We show how the time of computation can be reduced by severa ... More
Reviewed: Reviewed
Date: 2005
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1094598
Description: We report the direct, room-temperature, near-field mapping and spectroscopy of the optical modes of a photonic-crystal microcavity containing quantum wells. We use a near-field optical probe to reveal ... More
Reviewed: Reviewed
Date: 2005
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1094542
Description: We present a detailed study of the optical trapping and manipulation of nanoparticles with complex permittivity using an apertureless near-field probe. We use a three-dimensional, self-consistent desc ... More
Reviewed: Reviewed
Date: 2004
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1094611
Description: In the coupled dipole method, a three-dimensional scattering object is discretized over a lattice into a set of polarizable units that are coupled self-consistently. Starting from the volume integral ... More
Reviewed: Reviewed
Date: 2004
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1094541
Description: A review of recent advancements in photonic forces is presented. We discuss in detail the interaction of light and sub-wavelength particles on a substrate illuminated by total internal reflection, and ... More
Reviewed: Reviewed
Date: 2004
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1094511
Description: We investigate the influence of local-field effects on the electromagnetic response of a collection of dipoles. We derive the local-field corrected static polarizability for a collection of dipoles in ... More
Reviewed: Reviewed
Date: 2003
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1094573
Description: We present a generalization of the coupled dipole method to the scattering of light by arbitrary periodic structures. This formulation of the coupled dipole method relies on the same direct-space disc ... More
Reviewed: Reviewed
Date: 2002
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1094554
Description: We present a new formulation of the coupled dipole method that accounts for local-field effects and is exact in the long-wavelength limit. This formulation also leads to improved accuracy of the descr ... More
Reviewed: Reviewed
Date: 2002
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1094477
Description: The local-field correction experienced by an interstitial impurity in a crystal with cubic symmetry is derived by use of a rigorous, self-consistent, semimicroscopic description of spontaneous emissio ... More
Reviewed: Reviewed
Date: 2002
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1094592
Description: We propose a novel way to trap and manipulate nano-objects above a dielectric substrate using an apertureless near-field probe. A combination of evanescent illumination and light scattering at the pro ... More
Reviewed: Reviewed
Date: 2002
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1094578
Description: We present a detailed theoretical study of the recent proposal for selective nanomanipulation of nanometric particles above a substrate using near-field optical forces [P.C. Chaumet et al., Phys. Rev. ... More
Reviewed: Reviewed
Date: 2002
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1094560
Description: We present a general, semimicroscopic, self-consistent treatment of spontaneous emission for a two-level atom in a dielectric microcavity with arbitrary shape. Both lossless and absorbing media are co ... More
Reviewed: Reviewed
Date: 2001
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1094529
Description: The modification of lifetime experienced by a fluorescent molecule placed in an arbitrary environment is investigated theoretically within the framework of linear response theory. We present a complet ... More
Reviewed: Reviewed
Date: 2001
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1094579
Description: We present a theoretical analysis of near-field scanning optical microscopy (NSOM) images of small Au particles made in the illumination mode. We model the metal-coated fiber tip as a thin disk consis ... More
Reviewed: Reviewed
Date: 2001
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1094553
Description: We study the spontaneous emission of a quantum dot embedded in a cavity. Purcell and local-field effects are investigated using the coupled dipole method and a comparison with a continuous medium appr ... More
Reviewed: Reviewed