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Coherent Light Generators > Particular Temperature Control > Liquid Coolant

Liquid Coolant

Liquid Coolant patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

09/18/14 - 20140269797 - System for cooling electronic components
A system for cooling electronic components is provided, the system comprising: a first electronic component having a first operating temperature; a second electronic component having a second operating temperature greater than the first operating temperature; a vapour compression loop configured to cool the first electronic component to the first operating...

09/18/14 - 20140269798 - Silicon-based cooling apparatus for laser gain medium
Embodiments of silicon-based thermal energy transfer apparatus for a gain medium of a laser system are provided. In one aspect, a silicon-based thermal energy transfer apparatus includes silicon-based first and second manifolds each having internal coolant flow channels therein. When the first and second manifolds are coupled together, a first...

08/14/14 - 20140226687 - Laser device with a laser unit and a fluid container for a cooling means of said laser
The invention relates to a laser device (10) comprising at least one laser unit (20) for generating laser light, and cooling means (30) for cooling said laser unit, said cooling means including a channel arrangement (35) through which a cooling fluid is circulated for transferring heat away from the laser...

07/24/14 - 20140204968 - Cooling module for laser, fabricating method thereof, and semiconductor laser fabricated from the module
A cooling module for fabricating a liquid-cooled semiconductor laser, a fabricating method, and a semiconductor laser fabricated from the module are provided, wherein the cooling module for a laser makes use of a liquid cooling plate provided with radiating fins to cool the semiconductor chip. After replacement of the traditional...

06/26/14 - 20140177662 - Cooling device and semiconductor laser device
There is provided a semiconductor laser device including a plurality of members constituting a first group and a second group in each of which a semiconductor laser element is incorporated, a cooling jacket having, on a surface of the cooling jacket, a first region in which the member of the...

06/19/14 - 20140169393 - Cooling arrangement for laser-active solid-state materials, laser arrangement and method for cooling a laser-active solid-state material
Cooling arrangement for laser-active solid-state materials, laser arrangement and method for cooling a laser-active solid-state material. The invention relates in particular to a cooling arrangement for the active liquid cooling of a laser-active solid-state material. In order to achieve an advantageous cooling effect, it is proposed to use a nozzle...

06/19/14 - 20140169394 - Macro-channel water-cooled heat-sink for diode-laser bars
A water-cooled heat-sink for a diode-laser bar includes a copper-cooling-unit having an integral mount thereon for the diode-laser bar. The copper-cooling-unit is attached to a steel base-unit. The base-unit and the cooling-unit are cooperatively configured such that at least one cooling-channel is formed in the cooling-unit by the attachment of...

05/01/14 - 20140119393 - Macro-channel water-cooled heat-sink for diode-laser bars
A diode-laser bar is mounted on water-cooled heat-sink between two ceramic sub-mounts for electrically isolating cooling-water in the heat-sink from the diode-laser bar. Mounting between the two ceramic sub-mounts also provides for balancing stresses due to differences in coefficient of thermal expansion (CTE) between the sub-mounts and the diode-laser bar....

05/01/14 - 20140119394 - Macro-channel water-cooled heat-sink for diode-laser bars
A water-cooled heat-sink for a diode-laser bar includes a copper-cooling-unit having an integral mount thereon for the diode-laser bar. The copper-cooling-unit is attached to a steel base-unit. The base-unit and the cooling-unit are cooperatively configured such that at least one cooling-channel is formed in the cooling-unit by the attachment of...

01/16/14 - 20140016658 - Disk laser
The different advantageous embodiments provide an apparatus and method comprising a substrate configured to increase an intensity of light at a desired wavelength. The substrate has a front side, a back side, and an outer edge. The substrate is configured to reflect the light received on the front side of...

12/05/13 - 20130322475 - Mode tailored spherical laser
A spherical laser includes a transparent or semi-transparent outer spherical vessel having an internal cavity, an amplifying medium in the cavity, and means to excite the amplifying medium. The sphere is provided with a partially reflective coating to act as a spherical optical resonator. The spherical resonator includes a plurality...

11/07/13 - 20130294469 - Temperature controller for gas laser
A temperature controller for a gas laser which controls temperatures of a plurality of temperature-controlled apparatuses including a first temperature-controlled portion requiring a high-precision temperature-control and a second temperature-controlled portion requiring a low-precision temperature-control as compared with the first temperature-controlled portion and allowing a temperature-control with a low or high...

11/07/13 - 20130294470 - Temperature controller for gas laser
A temperature controller for a gas laser which controls temperatures of a plurality of temperature-controlled apparatuses including a first temperature-controlled portion requiring a high-precision temperature-control and a second temperature-controlled portion requiring a low-precision temperature-control as compared with the first temperature-controlled portion and allowing a temperature-control with a low or high...

10/24/13 - 20130279530 - Semiconductor laser device
A semiconductor laser bar 2 is mounted onto a liquid-cooled heat sink 1. A molybdenum reinforcement member 3 is fixed onto the surface opposite to the surface on which the semiconductor laser module 2 is mounted. The molybdenum has a linear expansion coefficient less than that of the heat sink...

10/03/13 - 20130259074 - Compact co2 slab-laser
A compact CO2 slab-laser is contained in a fluid cooled housing having three compartments. One compartment houses discharge electrodes and a laser resonator. Another compartment houses a radio-frequency power supply (RFPS) assembled on a fluid-cooled chill plate and an impedance-matching network. The remaining compartment houses beam-conditioning optics including a spatial...

09/26/13 - 20130250985 - Laser system chiller
A laser system includes a laser element, a pump source configured to input light to the laser element, a first cooling circuit and a second cooling circuit. The first cooling circuit includes a first pump configured to drive a first flow of cooling liquid through a first fluid pathway, a...

06/27/13 - 20130163625 - Disk laser
The different advantageous embodiments provide an apparatus and method comprising a substrate configured to increase an intensity of light at a desired wavelength. The substrate has a front side, a back side, and an outer edge. The substrate is configured to reflect the light received on the front side of...

06/27/13 - 20130163626 - Optical illuminator
Illuminator module comprising VCSEL arrays with planar electrical contacts, readily adaptable for surface mounting, is provided. Monolithic VCSEL arrays are configured in array patterns on two and three-dimensional surfaces. Illuminator modules are easily expandable by increasing the array size or by modularly arranging more arrays with or without a transparent...

04/25/13 - 20130100974 - Light emitting systems
A laser diode grid element comprising laser diodes arranged along a corresponding substantially flat surface; and a collimator for each laser diode for generating collimated light beams substantially perpendicular on the respective substantially flat surface. The laser diodes are comprised in standard packages including a base plate serving as cooling...

04/25/13 - 20130100975 - Controlling temperature differences in a gas laser
A gas laser includes discharge tubes connected to together by corner housings, each corner housing including a first cooling channel configured to allow flow of a first coolant. A heat exchanger circuit includes a plurality of second cooling channels configured to allow flow of a second coolant. Each second cooling...

01/03/13 - 20130003764 - Laser diode arrangement
A laser diode arrangement having a multiplicity of laser diodes (11) arranged along side one another, comprises a heat sink (9) on which the laser diodes (11) are mounted and a cooling body (1) which is in intimate contact with the heat sink (9), wherein the cooling body (1) has...

12/20/12 - 20120320937 - Anti-transverse lasing device with longitudinal cooling for emitting a laser beam
A device for emitting a laser beam comprises a cylindrical solid amplifier medium, having a fluorescence wavelength λ, delimited by a surface Σ connecting two faces and intended to be pumped through both the faces, or one of them, in order to become a gain medium. It comprises a cooling...

07/12/12 - 20120177073 - Microchannel cooler for a single laser diode emitter based system
A laser system that allows transverse arrangement of laser emitters around a laser medium. The system includes a laser medium with a coolant source such as a pump and electrical controls. A pump layer has a mounting surface, an opposite bottom surface and a center aperture through which the laser...

04/19/12 - 20120093183 - Cooling module for laser, fabricating method thereof, and semiconductor laser fabricated from the module
This invention relates to semiconductor lasers, and more particularly, to a cooling module for fabricating a liquid-cooled semiconductor laser, a fabricating method, and a semiconductor laser fabricated from the module, wherein the cooling module for a laser makes use of a liquid cooling plate provided with radiating fins to cool...

11/24/11 - 20110286482 - Laser diode package with enhanced cooling
A laser diode package assembly includes a reservoir filled with a fusible metal in close proximity to a laser diode. The fusible metal absorbs heat from the laser diode and undergoes a phase change from solid to liquid during the operation of the laser. The metal absorbs heat during the...

09/01/11 - 20110211604 - Completely self-adjusted surface-emitting semiconductor laser for surface mounting having optimized properties
The present invention relates to a surface-emitting semiconductor laser having a vertical resonator, comprising a substrate base section (1) and a mesa (M) arranged on and/or at the substrate base section, the mesa substantially comprising, viewed perpendicular to the substrate base section: at least one part of a first doting...

08/25/11 - 20110206077 - Thin disk laser operations with unique thermal management
A thermal management apparatus and method for a thin disk laser system enabling the laser system to have near isothermal temperatures across and throughout a thin disk comprising a mechanically controlled oscillating heat pipe having effective thermal conductivity of 10-20,000 W/m*K that promotes near isothermal conditions in lasing of the...

07/28/11 - 20110182308 - Monolithic fiber laser beam combiner
A compact, light weight laser beam combiner includes a pair of concentric annular shells defining an annular cavity of an annular ring resonator having an annular solid laser gain medium disposed therein. The output ends of a plurality of low power and brightness fiber lasers are coupled into the cavity...

05/12/11 - 20110110389 - Laser oscillator
A laser oscillator for improving efficiency of conversion from solar rays to laser beams is provided. The laser oscillator includes: a laser medium 31 excited by solar rays S to output laser beams; an output mirror 35 having a concave surface 35a opposed to an output end of the laser...

03/03/11 - 20110051759 - Method and system for powering and cooling semiconductor layers
A semiconductor laser system includes a diode laser tile. The diode laser tile includes a mounting fixture having a first side and a second side opposing the first side and an array of semiconductor laser pumps coupled to the first side of the mounting fixture. The semiconductor laser system also...

02/03/11 - 20110026551 - Laser diode ceramic cooler having circuitry for control and feedback of laser diode performance
A laser diode package includes a laser diode, a cooler, and control circuitry, such as an integrated circuit. The laser diode is used for converting electrical energy to optical energy. The cooler receives and routes a coolant from a cooling source via internal channels. The cooler includes a plurality of...

08/12/10 - 20100202479 - Heat sink, laser apparatus provided with such heat sink, and laser stack apparatus
A heat sink has a first flat plate, a partition plate, and a second flat plate. The first flat plate has an upper surface in which a first recess is formed. The second flat plate has a lower surface in which a second recess is formed, and an upper surface...

06/24/10 - 20100158058 - Laser module
A laser module (1) with at least two laser units (3) are adjusted such that the emitted beams of the laser units (3) converge. The laser units (3) exhibit cooling channels (5) that are provided with a cooling medium. At least one of the laser units has a curved adjustment...

05/13/10 - 20100118901 - Hermetically-sealed rf feed-through with integrated capacitor
A carbon-dioxide (CO2) gas-discharge slab laser includes elongated discharge-electrodes in a sealed enclosure. Radio Frequency (RF) power is supplied to the electrodes via an impedance matching network and a co-axial electrical low inductance transmission line feed-through sealed to the enclosure. The feed-trough includes two spring contacts which are configured to...

04/22/10 - 20100098121 - Liquid cooled laser bar arrays incorporating diamond/copper expansion matched materials
A laser diode array having a plurality of diode bars bonded by a hard solder to expansion matched spacers and mounted on a gas or liquid cooled heatsink. The spacers are formed of a material such as copper/diamond composite material having a thermal expansion that closely matches that of the...

04/01/10 - 20100080254 - Temperature tuning of optical distortions
The systems and methods herein provide for tuning an optical characteristic of a gain medium for a laser system. For example, a system may include a thermal tuner that dynamically controls the temperature of the gain medium to compensate for thermal mechanical distortions of the gain medium caused by laser...

12/31/09 - 20090323743 - High-power, high-throughput microwave discharge singlet oxygen generator for advanced electrical oxygen-iodine lasers
A laser device includes an optical resonator, a microwave driven discharge device, and a source for a second gas. The microwave driven discharge device is disposed relative to the optical resonator. The microwave driven discharge device operates at a discharge power and gas flow rate to produce a selected amount...

10/15/09 - 20090257465 - Portable laser device
A hand-held laser device includes a casing formed with a substantially hollow interior space and having a laser emitter thereinside. The laser emitter is formed with an exciting lamp and a laser rod. A source generating a stream of gaseous coolant is provided within the interior space. A fluid cooling...

07/23/09 - 20090185592 - Laser diode system with reduced coolant consumption
High-power laser diode system offering reduced consumption and inventory of coolant. The invention provides coolant at a very high flow rate to a heat exchanger. A portion of the coolant flow downstream of the heat exchanger is separated and pumped by a fluid-dynamic pump back into the heat exchanger. The...

06/25/09 - 20090161709 - Multichip package, methods of manufacture thereof and articles comprising the same
Disclosed herein is a multichip package comprising an optoelectronics assembly; a socket that houses the optoelectronics assembly; the socket being in electrical communication with the optoelectronics assembly; a plate having a first surface and a second surface; the first surface being opposedly disposed to the second surface; a portion of...