Showing papers in "Optics Communications in 1983"

TL;DR: In this article, a technique to achieve very uniform illumination of laser irradiated targets by inducing a controlled amount of transverse spatial incoherence in the output beam of a broadband laser is presented.

TL;DR: In this article, it was shown that the Ambiguity function of the generalized pupil function of an optical system is a polar display of the optical transfer function with the focus error as variable.

TL;DR: In this article, a new high-sensitivity material with reversible photo-induced anisotropy, suitable for real-time recording, was investigated, which requires low recording intensities (tens of mW cm-2) and possesses excellent reusability.

TL;DR: In this paper, a linear temperature dependence of φ h for the 3 H 4 ↔ 1 D 2 transition from 1.6 K to 20 K was found in Eu 3+ and Pr 3+ doped silicate glasses.

TL;DR: In this article, a simple fibry Fabry-Perot sensor is described in which the uncoated cleaved ends of a length of single mode fibre are employed as the mirror surfaces to produce high visibility cosine squared fringes in the back reflected light.

TL;DR: In this paper, it was shown that weak picosecond optical pulse propagation through an absorbing medium with a photochemically burnedin persistent spectral hologram of a pulse train makes the sample emit coherently a replica of the pulse train applied in the burning-in cycle.

TL;DR: In this paper, a new technique of nonlinear spectroscopy in highly absorbing media is demonstrated for polydiacetylenes, where the third harmonic of a Nd : YAG laser is generated and measured by interference between two Langmuir-Blodgett multilayers of polymer.

TL;DR: The shape invariance properties exhibited in the course of paraxial propagation by the field generated by a Collett-Wolf Schell-model source are related to the mode structure of the field.

TL;DR: In this paper, the authors observed a dip in the absorption profile of the homogeneously broadened green absorption band of ruby for frequencies near that of a saturating, cw laser beam.

TL;DR: In this article, a BaTiO 3 crystal was used to amplify an image illuminated by an Ar-laser and achieved gain factor of 4000 with pump powers of 150 mW and holographic resolution.

TL;DR: In this paper, the phase-matching wavelength in the orthorhombic phase of KNbO 3 can be temperature tuned between 838 nm (for T = -36°C) and 950 nm ( for T = +180°C).

TL;DR: In this article, an analytical solution in the time and frequency domain for the cylindrical pressure wave generated by a laser pulse traveling in a liquid, which is valid over a wide range of laser beam dimensions and pulse durations, is given.

TL;DR: In this paper, the energy transfer between two counter-propagating beams in photorefractive media is analyzed and a solution of a non-linear model of holographic two-wave mixing is presented.

TL;DR: In this article, the behavior of a laser driven by an injected cw field detuned from the operating laser frequency was investigated, covering the entire range of incident power levels from zero to the injection locking threshold.

TL;DR: In this paper, energy transfer between two beams interfering in an electrooptic Bi12SiO20 crystal is analyzed as a function of the spatial frequency of the recorded hologram.

TL;DR: In this paper, the authors demonstrate that the propagating beam method can be employed to determine the behavior of optical fiber solitons in the presence of optical loss, third order dispersion and fifth order nonlinearity.

TL;DR: In this article, a particular exact solution of a nonlinear wave equation for a slab configuration where a dielectric slab is embedded between two linear media is found for both TE-and TM-polarized nonlinear waves.

TL;DR: In this paper, scale and rotation invariant optical correlation is performed with a combination of the In r - θ coordinate transformation and the conventional optical matched filtering, which is made of the computer generated hologram whose transmission function is derived by the ise of the stationary phase method.

TL;DR: In this article, the authors derived the dependence of the squeezing effect on the polarization state of the field and the nonlinear molecular parameters in an isotropic medium and made a comparison to the photon antibunching effect in the same phenomenon.

TL;DR: In this article, a single excimer laser was used to pump a dye laser generating a single ps pulse at twice the excimer wavelength and to amplify the frequency-doubled pulse to high peak powers.

TL;DR: In this paper, the authors consider the propagation of high intensity pulses in such a system, where the Kerr effect cannot be ignored, and show that the bandwidth is further limited by the optical nonlinearity.

TL;DR: In this article, the behavior of an amplifier consisting of N two-level atoms interacting with an incident optical field through first-order processes is considered, and the statistics of the photons emerging at the output are related to the corresponding photon statistics at the input.

TL;DR: In this paper, it was shown that the maximum sub-poissonian excursion of the normalized second factorial moment occurs in the transient regime where it can approach the value -1.

TL;DR: Very large nonlinear pulse broadening in 10-20 km lengths of monomode fiber is reported in this paper, with good qualitative agreement with a numerical analysis of the nonlinear Schrodinger equation.

TL;DR: In this article, a theory of guided TE modes in a one-dimensional slabe waveguide bounded by nonlinear media with intensity dependent refractive indices is presented, which is a straightforward generalisation of linear slab waveguide theory with the modes parametrised by the power flow down the guide.

TL;DR: The Lau effect is an interference phenomenon involving two gratings and incoherent illumination as discussed by the authors, and it is described in terms of the OTF theory, which is equivalent to the analysis given in this paper.

TL;DR: In this article, a simple optical device, by which a square flat-top intensity irradiation area can be produced from a laser beam having a gaussian profile, was developed, and the efficiency of this optical device (total energy irradiated in the square region/total energy of the gaussian beam) were 3% and 94% for the best irradiation condition.

TL;DR: In this paper, the interaction of p-polarized light from grating surfaces was analyzed by using the theory of Toigo, Marvin, Celli and Hill, and new features for the scattered field were found for light resonating with surface plasmon polaritons; reflectivity present maxima for large amplitude gratings.

TL;DR: In this article, an easily tunable, single frequency source of UV radiation is described based on an intracavity second harmonic generation (SHG) using an angle tuned LiIO3 crystal in a ring dye laser.

TL;DR: In this article, the authors compared the ICLAS with the classical multipass absorption method and showed that the ICLS method gives symmetrical line shapes giving access to absolute absorption coefficients and collisional broadening coefficients.