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7443900 Laser gain medium for solid state dye lasers  
The present invention relates to a laser gain medium comprising at least one active species adapted to be stimulated to emit laser light within a predetermined wavelength range and optical feedback...
7212558 Liquid heat capacity lasers  
The heat capacity laser concept is extended to systems in which the heat capacity lasing media is a liquid. The laser active liquid is circulated from a reservoir (where the bulk of the media and...
6931046 High power laser having a trivalent liquid host  
A laser having a lasing chamber and a semiconductor pumping device with trivalent titanium ions dissolved in a liquid host within the lasing chamber. Since the host is a liquid, it can be removed...
6914926 High average power laser gain medium with low optical distortion using a transverse flowing liquid host  
A high average power, low optical distortion laser gain media is based on a flowing liquid media. A diode laser pumping device with tailored irradiance excites the laser active atom, ion or...
6839368 Dipolar organic materials producing highly efficient laser-like emission  
High-efficiency laser-like emission at low thresholds in dipolar organic materials upon pulsed optical excitation, without using any external mirrors. Unusually high conversion efficiencies and low...
6782029 Dedusting unit for a laser optical element of a gas laser and method for assembling  
A dedusting unit for a laser optical element is provided. The dedusting unit comprises a high-voltage duct comprising a high-voltage conducting core having a first end and a second end and an...
6600766 High average power laser using a transverse flowing liquid host  
A laser includes an optical cavity. A diode laser pumping device is located within the optical cavity. An aprotic lasing liquid containing neodymium rare earth ions fills the optical cavity. A...
6570903 Electric-optical singlet sigma and singlet delta oxygen generator  
A generator produces a flow of gaseous molecular oxygen in the singlet sigma and/or singlet delta excited electronic states. The generator is comprised of an optical source; coupling optics to...
6570900 Method and apparatus for replenishing dye solution in a dye laser  
In a dye laser system, a porous bed filter is loaded with dye prior to operation of the system. With repeated firings, the dye solution is filtered by the porous bed filter to remove by-products of...
6522679 Gas laser discharge unit  
A gas laser discharge unit is provided. The discharge unit includes an elongated electrode plate having a plurality of spaced-apart holes therein and a plurality of coaxial high voltage ducts. Each...
6438151 Device for wavefront correction in an ultra high power laser  
A system for wavefront correction in an ultra high power laser. As the laser medium flows past the optical excitation source and the fluid warms its index of refraction changes creating an optical...
6339608 Method for beam steering compensation in an ultra-high power liquid laser  
Thermally induced distortion of the optical wavefront caused by heating of the laser media by waste heat from the excitation process and absorption of laser radiation creates optical phase errors....
6195377 Embedded input logic in a high input impedance strobed CMOS differential sense amplifier  
The present invention provides a sense amplifier that incorporates a logic function. Specifically, that logic function is incorporated into the sense amplifier such that the propagation time of the...
6195372 Cryogenically-cooled solid-state lasers  
The average power capability of a solid-state laser is increased by cooling the lasing element to a cryogenic temperature. The laser pump chamber is configured to define a flow path for circulating...
6125131 Laser system utilizing sorbent-based gas storage and delivery system  
A laser system utilizing a fluid as the excitatory medium for stimulated light emission, wherein the fluid is supplied from a sorbent-based fluid storage and dispensing system coupled in...
6072820 Chemical oxygen iodine laser gain generator system  
The COIL gain generator system includes a reactor for producing singlet delta oxygen and a mechanism for mixing high momentum diluent with the singlet delta oxygen and with iodine for producing a...
5959960 Method of providing a range of conformalities for optical recording layers  
A method of coating an optical recording layer on a transparent grooved substrate is disclosed. The recording layer is coated from a mixture of a primary and a secondary solvent. The solvent...
5946337 Hybrid laser resonator with special line narrowing  
A laser system having a resonant cavity that is stable in one axis so that a wavelength selector can be used for producing a narrow line output, and is unstable in an orthogonal axis for high...
5822353 Solid-state laser  
A solid-state laser is proposed with an emission wavelength of greater than 1.4 μm to eliminate the risk of damage to human skin and eyes. The proposed laser comprises: an active medium alloyed...
5658488 Regeneration of BHP in a plant process  
Provided is method and apparatus for regenerating basic hydrogen peroxide (BHP) solution. Such solution is run through filters which are alternated for continuous filtration thereof, while the...
5434880 Laser system  
A laser system comprises an optical head, a power supply and a computer for controlling the power supply. The optical head comprises a pair of mirrors and four pumping sections. Each pumping...
5418804 Controlled spectrum generation laser  
A controlled spectrum generation laser arrangement achieving greater uniformity in the optical power spectral distribution is realized by employing a matching plate that conforms the boundary...
5414723 Infrared laser system  
An infrared laser system includes a neodymium laser for generating a pulsed laser beam at a wavelength of 1.06 micrometers and a Raman cell containing a Raman active medium. The laser beam, having...
5359615 Method for forming microilluminants  
A method for forming microilluminants, which comprises the steps of irradiating laser beam to microparticles doped with a laser pigment in a liquid medium, trapping the microparticles and causing...
5321715 Laser pulse format for penetrating an absorbing fluid  
A pulse format for a laser system is disclosed for maximizing the energy delivered to a target immersed in an absorbing liquid. A first pulse is generated having an energy sufficient to initiate...
5168389 Dye laser amplifier including a low turbulence, stagnation-free dye flow configuration  
A large (high flow rate) dye laser amplifier in which a continuous replenished supply of dye is excited by a first light beam, specifically a copper vapor laser beam, in order to amplify the...
5134625 Condensed phase exciplex lasers  
The invention provides a laser medium having improved photodynamical properties. The medium includes the condensed phase, namely solid or liquid phase, of a mixture of one or more rare gases and a...
5109387 Dye laser system and method  
A dye laser system and method for operation thereof. The dye laser includes a laser cavity capable of lasing in response to an energy source, a circulation path for pumping a dye solution to the...
4995699 Electrically conductive solution comprised of charged boson ions  
Electrical conductor comprising a glass fibre (12) with a hollow center within which is a liquid solution (14) containing D + or other boson ions. Coherent light from a laser (15) is directed into...
4780882 Optical resonator and laser  
An optical resonator comprising a substantially annular reflector disposed about and generally facing a central axis and comprising at least one annular reflecting surface, a central rotationally...
4733400 Safety shutdown system for a dye laser  
A control system for a dye laser is described, in which a pump pumps the dye from a supply vessel into a pressure vessel, in which there is an air pocket for damping vibrations, fluctuations in the...
H000015 Broadband source of picosecond radiation  
The present invention relates to a means for generating a broadband source of picosecond radiation in the visible and near-infrared spectral regions. In operation, picosecond pulses with wavelength...
4510605 Dual frequency optical cavity  
Method and apparatus for generating two distinct laser frequencies in an optical cavity, using a "T" configuration laser cavity and means for intermittently increasing or decreasing the index of...
4404679 Dye cell holder for dye laser  
A dye cell holder adapted for removable engagement with a support in a dye laser arrangement is disclosed. The holder is particularly adapted to hold thin fragile dye cells. The holder comprises...
4403324 Dye laser having a dye jet nozzle which forms a well-defined dye stream, and its method of manufacture  
A dye laser having an improved dye jet nozzle and its method of manufacture is described. The exit aperture of the nozzle is provided by a nozzle end assembly made up of a plurality of blocks of...
4292601 Flashlamp excited fluid laser amplifier  
A flashlamp excited dye laser capable of high amplification and high pulse repetition rate. An active region of laser amplification is defined in a flowing dye by a long narrow channel created...
4229078 Hydro-optical modulator for modulating transmission of radiation  
The hydro-optical modulator has a purged and hermetically sealed thin liq cell with a working liquid throughout an enclosed sealed container that is in working contact with a pressure modulating...
4193261 Method of oxidation of fuels with tetrafluorammonium bifluoride  
A liquid mixture of tetrafluorammonium bifluoride in anhydrous liquid hydrogen fluoride in the liquid and/or gaseous decomposed state serves as an oxidizer for fuels. Tetrafluorammonium bifluoride...
4178565 Fluid laser flow channel liner  
A fluid laser having a flow channel between fluid inlet and active lasing region which reduces medium heating and resulting medium disturbances. The channel includes a thin optically transparent,...
4158822 Phosphorescence exhibiting materials for optically pumped lasers  
Chemical compounds resulting from the mixing of organosilanes and quinones in the presence of di-tert-butyl peroxide as a sensitizer, exhibit strong blue phosphorescence. These compounds are highly...
4134084 Hybrid laser structures  
Hybrid laser structures are disclosed, the structures being axial gradient lasers that are a combination of solid-state lasable plate elements spaced along the optical axis of the laser and a...
4123728 Electrogenerated chemiluminescent (ECL) laser  
A laser using electrogenerated chemiluminescence wherein an organic dye lasing solution is made to flow through or over alternately charged electrodes to charge the dye molecules which are then...
4074208 Stabilized repetitively pulsed flashlamps  
A flashlamp for exciting a laser medium having a vortex stabilized continuous low level DC discharge. The stabilized continuous discharge is periodically pulsed with a high energy discharge to...
3988699 Electrochemiluminescence laser  
Organic radical anions and cations are formed by passage of electric curr through compounds to be ionized in solution in an organic solvent and the anions and cations are allowed to combine to form...
3972008 Method and apparatus for generating coherent radiation in the ultra-violet region and above by use of distributed feedback  
Helium in the superfluid state has been found to emit copious amounts of radiation in the ultra-violet region when excited by an electron stream. Conventional laser action using mirrors is...
3958188 Fiber distributed feedback laser  
Utilizing round optical fibers as communication channels in optical communication networks presents the problem of obtaining a high efficiency coupling between the optical fiber and the laser. A...
3883819 Apparatus for uniform pumping of lasing media  
Electron beam pumping of gaseous or liquid lasing media is carried out by means of electron pulses generated by an electron accelerator. Between the accelerator and the laser cavity, the electron...
3864643 Traveling wave vacuum spark and a travelling wave flashlamp  
A traveling wave vacuum spark laser comprising an elongated container containing a gas therein in combination with elongated electrodes or a plurality of tiny pin-like electrodes which are...
3810042 TUNABLE INFRARED MOLECULAR LASERS OPTICALLY PUMPED BY A HYDROGEN-BROMIDE LASER  
There are disclosed laser configurations in which a high pressure molecular medium such as compressed CO 2 , liquid CO 2 or solid CO 2 is pumped by a hydrogen-bromide molecular laser. The...
3810041 FACE-PUMPED LIQUID LASER DEVICE  
A flowing (or nonflowing) sheet of active liquid laser medium is optically excited along at least one of its major surfaces to produce a coherent electromagnetic radiation characteristic of the...
Matches 1 - 50 out of 71 1 2 >