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US20050157764 Laser element with laser-active medium  
By forming a laser element by embedding a laser-active medium in components of a heat-conducting crystalline material, an improved cooling effect can be achieved. As far as possible loss-free...
US20070121689 Methods for Producing Diode-Pumped Micro Lasers  
A miniaturized laser package includes a modern LDP, modified to accept a solid state microchip assembly pumped by the diode laser. The microchip assembly is added to standard LDPs containing laser...
US20060233209 Solid body  
Solid body for the production of solid-state lasers, the solid body having, at least in an optically used area, monoclinic elementary cells based on the same crystallographic system of...
US20050169331 Silica sol gel micro-laser on a substrate and method of fabrication  
Silica sol gel micro-lasers and methods of fabricating micro-lasers on a chip or a wafer. A silica sol gel micro-laser includes a silica sol gel optical micro-cavity, a substrate, and a support...
US20060153261 Optically-pumped -620 nm europium doped solid state laser  
An optically-pumped ˜620 nm europium doped solid state laser is disclosed, with improved efficiency and practicality. The inventive laser device include laser active media comprising an europium...
US20090122821 Solid state laser with beam path conditioning  
A solid state laser system having at least one gas injector is disclosed. The gas injector may be configured to so as cause gas flow in a path of the laser beam in order to mitigate distortion of...
US20070091949 Solid-state laser apparatus having sintered polycrystalline inorganic gain medium  
In a laser-diode-excited laser apparatus: an excitation light source realized by one or more semiconductor lasers emit first laser light having a first wavelength; and a gain medium is excited by...
US20070091950 Inorganic compound, composition and molded body containing the same, light emitting device, and solid laser device  
A garnet type compound has a composition, which may be represented by the general formula: A1(III)3-2xA2(II)xA3(III)xB(III)2C1(III)3-xC2(IV)xO12 wherein each of the Roman numerals in the...
US20120269218 STABILIZATION OF GREEN BODIES VIA SACRIFICIAL GELLING AGENT DURING ELECTROPHORETIC DEPOSITION  
In one embodiment, a method for electrophoretic deposition of a three-dimensionally patterned green body includes suspending a first material in a gelling agent above a patterned electrode of an...
US20080205456 Laser uses for single-crystal CVD Diamond  
The present invention is directed to new laser-related uses for single-crystal diamonds produced by chemical vapor deposition. One such use is as a heat sink for a laser; another such use is as a...
US20050058174 Solid state laser using a semiconductor pumping light source  
In an end pumped or axially pumped solid state laser using a laser diode as a pumping light source, the laser crystal comprises a plurality of individual laser crystals arranged along an axial...
US20060007968 Long pulse laser  
An optically-pumped solid-state laser is disclosed and includes a vanadate-based laser crystal and is configured to produce long Q-switched pulses at high repetition rate with high stability.
US20110274129 METHOD FOR PRODUCING A CYLINDRICAL OPTICAL COMPONENT OF QUARTZ GLASS AND OPTICALLY ACTIVE COMPONENT OBTAINED BY SAID METHOD  
Cylindrical optical components of quartz glass are known, which have an inner zone made of an inner zone glass, which extends in the direction of the longitudinal axis and is surrounded by a...
US20070053396 Semiconductor lasers utilizing AlGaAsP  
A means of controlling the stress in a laser diode structure through the use of AlGaAsP is provided. Depending upon the amount of phosphorous in the material, it can be used to either match the...
US20060198410 Laser exposure apparatus for exposing a screen held in a frame  
The subject matter of the invention is a laser exposure apparatus for exposing a screen (24) held in a frame (28), more specifically for Computer-to-Screen exposure. A low-cost method and a...
US20060153260 Erbium doped fibers  
A method of producing green light signals couples pump signals from at least one pump source into at least one erbium doped fiber (EDF) to cause ground state absorption (GSA) and excited state...
US20050195874 Organic polariton laser  
The present invention relates to organic lasers. More specifically, the present invention is directed to an organic laser that provides a self-stimulated source of coherent radiation originating...
US20050058165 Laser having <100>-oriented crystal gain medium  
The use of <100>-oriented crystals as gain media in lasers and optical amplifiers is disclosed. In a laser, a substantially <100>-oriented crystal, such as <100> YAG can be disposed within an...
US20100054291 ORGANIC LASER DEVICE  
To provide a small and lightweight organic laser device which can be manufactured in a reproductive manner and from which laser light with a desired wavelength can be obtained. A first substrate...
US20140371106 COMPOSITION  
The invention provides light-emitting compositions, including lasing and fluorescent compositions. The invention particularly relates to programmable biological substrates, which fluoresce and/or...
US20050047719 Optical transmitter / transceiver  
An optical transmitter/transceiver that includes a gain medium having a sufficiently highly reflective surface at one end, a sufficiently anti-reflective surface at another opposite end, and an...
US20140056321 OPTICAL AMPLIFIER AND PROCESS  
An optical amplifier receives a seed laser having a wavelength of 1064 nm. Amplification occurs in a segmented Nd:YVO4 gain medium pumped with a pump source. Each segment of the gain medium has a...
US20070242713 Laser based on quantum dot activated media with forster resonant energy transfer excitation  
A laser gain medium. The novel laser gain medium includes a host material, a plurality of quantum dots dispersed throughout the host material, and a plurality of laser active ions surrounding each...
US20060227830 High Pressure Field Emitter, Photoionization, Plasma Initiation and Field Devices  
At least one exemplary embodiment is directed to a propulsion device that ionizes a portion of a medium and E×B drifts the ionized portion providing thrust where the ionized portion is created...
US20070201522 DENSELY STACKED AND STRAIN-COMPENSATED QUANTUM DOT ACTIVE REGIONS  
Embodiments provide a quantum dot active structure and a methodology for its fabrication. The quantum dot active structure includes a substrate, a plurality of alternating regions of a quantum dot...
US20080037597 Laser Apparatus  
In a first embodiment, the invention makes use of a Neodymium doped YAG (Nd: YAG) gain medium placed in an optical resonant cavity formed by two mirrors. Power extraction is maximized for a...
US20070153850 Doped stoichiometric lithium niobate and lithium tantalate for self-frequency conversion lasers  
In accordance with the present invention, a crystal laser material that is suitable for self doubling is presented. A crystal according to the present invention includes a stoichiometric lithium...
US20050169332 Quantum dot gain chip  
A gain chip for a laser includes a stack of layers. The stack has a first layer with light emitting quantum nanostructures of a first center emission wavelength, and a second layer on the first...
US20110286476 Suppression of Parasitic Lasing  
A laser gain medium crystal comprising a square rod of laser gain medium material having top and bottom surfaces that are finely ground to introduce scattering surfaces to cancel parasitic lasing....
US20060109880 Wafer laser crystal  
The present invention concerns a laser with a laser crystal in wafer form. In order to provide a laser apparatus with laser materials in wafer form which are improved over the state of the art,...
US20090046753 Diode lasers type of devices with good coupling between field distribution and gain  
Diode lasers type of devices with good coupling between field distribution and gain are disclosed. A single element has a flat field distribution that couples with the uniform current injection in...
US20110032963 Eu-containing inorganic compound, luminescent composition and luminescent body containing the same, solid laser device, and light emitting device  
An Eu-containing inorganic compound has a polycrystal structure, in which Eu has been doped into a matrix garnet type compound and has formed a solid solution in the matrix garnet type compound. A...
US20070191583 Polymers based on 3,6-and 2,7-conjugated poly(phenanthrene) and pled devices  
A device having at least one layer including poly(p-phenylene)s based on 3,6-conjugated and 2,7-conjugated phenanthrene moietie having been synthesized by polycondensation using Ni(0)-mediated...
US20100288341 PHOTONIC CRYSTAL CAVITIES AND RELATED DEVICES AND METHODS  
Photonic crystal cavities and related devices and methods are described. The described cavities can be used as lasers, photovoltaic sources, and single photon sources. The cavities can be both...
US20110110386 Q-Switched Laser with Passive Discharge Assembly  
Embodiments of the invention concern a passive discharge assembly comprising one or more substantially sharp electrode pins that are positioned proximate to a charged, insulating surface, such as...
US20130100976 CORROSION-RESISTANT MULTILAYER STRUCTURES WITH IMPROVED REFLECTIVITY  
In one general embodiment, a thin film structure includes a substrate; a first corrosion barrier layer above the substrate; a reflective layer above the first corrosion barrier layer, wherein the...
US20130128908 DIODE PUMPED SOLID STATE OPTO-MECHANICALLY OPTIMIZED GREEN LASER  
A unique physical design of 532 nm Diode Pumped Solid State (DPSS) laser elements to achieve independent crystal phasing (rotation), spacing and output coupler (OC) alignment in a robust small...
US20120063478 SURFACE PLASMON BAND-EDGE LASER  
Provided is a surface plasmon band-edge laser including a gain media having quantum dots configured to enable laser oscillation using surface plasmon resonance. The gain media has a periodic...
US20120014402 LASER MODULE  
A laser module LM is provided with a quantum cascade laser 1, a tubular member 5, and an infrared detector 7. The tubular member 5 has a pair of opening ends 5a, 5b and is arranged so that one...
US20050135446 Electrically driven organic optical resonator  
An electrically driven thin-film organic optical resonator. The thin-film organic optical resonator comprises a substrate, a back mirror provided on the substrate, at least one active region...
US20140198317 STABLIZED PUMP LASER WITH OUTPUT REFLECTOR ON POLARIZING OPTICAL FIBER  
A laser apparatus comprises a pump laser device, and a polarizing optical fiber having a proximal end and a distal end, with the polarizing optical fiber coupled to the pump laser device at the...
US20130287052 METHODS FOR MANUFACTURING AND USING SOLID STATE LASER SYSTEMS HAVING CLADDED LASING MATERIALS  
In one embodiment, the instant invention is an optical structure that includes: an optical active medium of a solid state laser, where the optical active medium has a first coefficient of thermal...
US20110266470 APPARATUS, METHOD AND SYSTEM FOR GENERATING OPTICAL RADIATION FROM BIOLOGICAL GAIN MEDIA  
In one exemplary embodiment, an apparatus can be provided which includes at least one biological medium that causes gain. According to another exemplary embodiment, an arrangement can be provided...
US20100272130 HIGH-EFFICIENCY Ho:YAG LASER  
A laser assembly and method of operating the assembly are described in which a pump beam is directed through an end-pumped solid-state laser gain medium four or more times. The pump beam is...
US20100226396 Optical Arrangement For Pumping Solid-State Lasers  
In an optical arrangement for pumping solid-state lasers, there is the object of producing an intensity distribution across the beam cross section of the pump radiation with a rectangular...
US20100189145 LASER WITH GAIN MEDIUM SUPPRESSING HIGHER ORDER MODES TO PROVIDE LASING OUTPUT WITH HIGH BEAM QUALITY  
High-power, diode-pumped solid state (DPSS) pulsed lasers are preferred for applications such as micromachining, via drilling of integrated circuits, and ultraviolet (UV) conversion. Nd:YVO4...
US20140133513 LASER DEVICE AND METHOD FOR GENERATING LASER LIGHT  
A laser device including a laser crystal, a first lens, an induced light source, a third light source and a second lens and a method for generating a laser light are disclosed. The laser crystal...
US20140079084 SYSTEM, APPARATUS AND METHOD EMPLOYING A DUAL HEAD LASER  
A system, apparatus and method employing a laser with a split-head, V-assembly gain material configuration. Additionally, the present invention is directed to techniques to better dissipate or...
US20130336345 FEMTOSECOND LASER APPARATUS AND FEMTOSECOND LASER SYSTEM INCLUDING THE SAME  
There is disclosed a femtosecond laser apparatus including a first laser material comprising Ng, Np and Nm axes spatially perpendicular to each other; a second laser material comprising Np axis,...
US20130064262 ULTRASHORT PULSE MICROCHIP LASER, SEMICONDUCTOR LASER, AND PUMP METHOD FOR THIN LASER MEDIA  
The invention relates to an optically pumped ultrashort pulse microchip laser for generating a laser emission having femto- or picosecond pulses, comprising a substrate, an amplifying laser...

Matches 1 - 50 out of 53 1 2 >