376 results about "Irradiation laser" patented technology

A method of manufacturing a diamond substrate includes: a step of placing a laser condensing unit 190 configured to condense laser light B so as to face an upper surface 10a of a block 10 of single crystal diamond, a step of forming a modified layer 20, which includes a processing mark 21 of graphite and a crack 22b extending along a surface (111) around the processing mark 21, in a partial region of the upper surface 10a of the block 10 along the surface (111) of the single crystal diamond, along the surface (111) of the single crystal diamond at a predetermined depth from the upper surface 10a of the block 10 by radiating the laser light B on the upper surface 10a of the block 10 from the laser condensing unit 190 under predetermined conditions and condensing the laser light B inside the block 10, and moving the laser condensing unit 190 and the block 10 in a relative manner two-dimensionally, and a step of forming a cleavage plane 25 at the predetermined depth of the remaining region of the upper surface 10a of the block 10 by spontaneously propagating cleavage from the modified layer 20.

A laser cutting device according to the present invention is to perform laser cutting of a workpiece and comprises a laser beam irradiation unit that emits a laser, a laser nozzle that has an internal passage along which the laser passes and can irradiate the laser at the workpiece from a tip end opening part that is provided on the tip end side in the optical axis direction of the laser, an acquisition unit that can acquire the outline of the laser that passes through the tip end opening part and the outline of the tip end opening part, and a control unit that calculates a positional deviation amount for the optical axis of the laser relative to the tip end opening part on the basis of the outline of the laser and the outline of the tip end opening part.

The method for manufacturing a composite substrate includes: forming an intermediate layer on a support substrate; respectively irradiating FAB on the surface of the piezoelectric material substrate and the surface of the intermediate layer formed on the support substrate; the surface of the piezoelectric material substrate is further irradiated with FAB, and a sputtering film containing the material of the piezoelectric material substrate is formed on the surface of the middle layer; a bonding step for bonding the piezoelectric material substrate and the intermediate layer on which the sputtering film is formed to obtain a bonded body having the waveguide substrate; and irradiating the joined body with laser light along the surface direction of the composite substrate, and forming the composite substrate using the joined body irradiated with the laser light.

The present disclosure includes a laser welding method in which a joint surface between a plurality of workpiece members is welded by radiating laser beam LB, and a locus of laser beam LB is controlled so as to perform wobbling scanning Sw by a combination of scanning motion Sa moving along first direction x parallel to the joint surface and swing motion Sb including first swing component Bx along first direction x and second swing component By along second direction y perpendicular to first direction x, the method including a defect determination step of determining occurrence of a welding defect; and an output control step of increasing or decreasing an output of laser beam LB when laser beam LB is radiated again toward the welding defect in a case where the welding defect occurs.

The invention provides a substrate processing apparatus capable of effectively controlling the process atmosphere of a substrate processing process using laser light. The substrate processing apparatus includes a support table module configured to support a substrate, a laser irradiation unit configured to irradiate laser light to the substrate, and an atmosphere creation module provided with a through hole through which the laser light passes. The atmosphere creation module may include a first gas supply component configured to supply atmospheric gas to the through hole, and a second gas supply component configured to supply atmospheric gas in a direction of the support table module.

The laser system (1) is configured to provide a laser line (L) in a working plane (WP) for line irradiation of an object (7). The laser line (L) extends to a significant extent in a first direction (x) and to a lesser extent in a second direction (y). The laser system (1) comprises a laser source (3) for providing a laser beam (3A) as a basis for an elongated input laser beam (13A) propagating along a propagation direction (z), and a homogenizing and focusing unit (60) for homogenizing the strip-shaped laser beam (13A) to form the laser line (L). The laser system (1) is particularly suitable for providing a laser line (L) that can be spliced ​​to another laser line (L') of a corresponding further laser system (1').

The application discloses a fouling detection device and method based on photoacoustic imaging, wherein the detection device comprises: a sealed cover with at least one transparent surface; a photoacoustic excitation module comprising a laser, an optical fiber bundle and a plurality of micro-fiber collimators; the micro-fiber collimators are integrated in the transparent surface and used for irradiating laser outside the transparent surface to generate a photoacoustic signal; a photoacoustic collection module arranged along the propagation direction of the photoacoustic signal and used for collecting the photoacoustic signal; and a data processing module in communication connection with the photoacoustic collection module and used for calculating the fouling degree outside the transparent surface according to the collected photoacoustic signal. The application adopts nanosecond-level light pulses to improve the detection accuracy; and the laser sequentially traverses the optical fiber, so that the position of fouling can be accurately located, and a reliable basis is provided for fouling removal.

The invention relates to a jig for laser welding and a method for manufacturing a battery. This laser welding jig (2) can be used when laser welding is performed by irradiating a portion to be welded (115) with laser light, and is provided with: a housing section (10) capable of housing the portion to be welded (115) in a first direction; and an inclined surface (20) extending in the circumferential direction so as to surround the portion to be welded (115) around an axis in the first direction, the inclined surface (20) being capable of reflecting laser light emitted toward the laser welding jig (2) in a second direction intersecting the first direction and toward the portion to be welded (115).

The utility model relates to the technical field of medical auxiliary instruments, and discloses a cerebral hemorrhage 3D printing guide plate which comprises a guide plate body and a positioning structure of the guide plate body, and one side of the guide plate body is fixedly connected with an upper clamping plate, a clamping plate bolt, a lower clamping plate and a right clamping plate. The medical supply butt joint device is reasonable in structure, medical supplies needing butt joint are placed on the upper surface of the lower clamping plate, the upper clamping plate moves upwards by screwing the clamping plate bolt, so that the upper clamping plate and the lower clamping plate clamp and fix the medical supplies needing butt joint, the right spring buckle is pressed, and then the right positioning plate and the right clamping plate are in butt joint. Laser irradiated by a right laser pen coincides with a right gasket, a right magnet piece is connected with the right gasket in a magnetic attraction mode, a binding belt is tightened by rotating a butt joint rotating shaft, and after being tightened, the binding belt penetrates through a butt joint hole and the butt joint rotating shaft at the same time through a positioning rod, so that the butt joint rotating shaft cannot rotate; the stability of the guide plate body can be enhanced.

The disclosed embodiments provide a method for fabricating a semiconductor device using gallium nitride as an epitaxial layer, comprising: depositing a laser absorption layer on a deposition surface of a substrate; patterning the laser absorption layer to form a patterned structure, and depositing a gallium nitride epitaxial layer on the patterned structure; and irradiating the laser absorption layer from the bottom surface of the substrate with a lift-off laser, such that the upper surface temperature of the irradiated area adjacent to the gallium nitride epitaxial layer is higher than the thermal decomposition temperature of gallium nitride. The laser absorption layer serves as a functional layer for absorbing the lift-off laser. Thermal decomposition of the adjacent gallium nitride epitaxial layer is achieved by heating the laser absorption layer to the thermal decomposition temperature of gallium nitride. Furthermore, the photon energy of the lift-off laser is less than the bandgap of gallium nitride. Therefore, no matter how the lift-off laser is focused, it will not be absorbed by the gallium nitride epitaxial layer, and the corresponding epitaxial layer will not generate heat.

The technical concept of the present disclosure provides a laser grooving apparatus, comprising: a conveying section that conveys an electrode sheet; a laser irradiation unit that irradiates a laser beam to the electrode sheet to groove the electrode sheet; a pattern jig configured to support the electrode sheet moving in a first direction; and a suction box on which the pattern jig is mounted and which has an internal space, the pattern jig including: a pattern hole which overlaps the electrode sheet in a second direction and through which the laser beam passes; and a side suction hole extending in a third direction intersecting the first direction and the second direction, and guiding outside air to be sucked into the inner space of the suction box in the third direction.

A dry cleaning apparatus includes: a chamber; a substrate support member that supports a substrate in the chamber; a shower head arranged at an upper portion of the chamber to supply a dry cleaning gas toward the substrate, the shower head including an optical window that transmits laser light toward the substrate support member; a plasma generator configured to generate plasma from the dry cleaning gas; and a laser irradiator that irradiates a laser onto the substrate through the optical window and the plasma, thereby heating the substrate.

A method of manufacturing a semiconductor device includes: preparing a superposed substrate in which a first substrate and a second substrate are bonded via a heat conduction control film, a peeling promotion film, and a laser absorbing film; irradiating the laser absorbing film with laser; and separating the first substrate from the second substrate, in which the thermal conductivity control film, the peeling promoting film, and the laser absorbing film are laminated in this order from the first substrate side, the thermal conductivity of the thermal conductivity control film is different from the thermal conductivity of the peeling promoting film, and the thermal conductivity of the laser absorbing film is different from the thermal conductivity of the peeling promoting film. The thermal expansion coefficient of the peeling promoting film is greater than the thermal expansion coefficient of the laser absorbing film.

The preliminary solder forming method is a method for forming preliminary solder on an aluminum electrode formed of aluminum. The preparation solder forming method includes: a disposing step of disposing solder on an aluminum electrode; and a bonding step in which the solder is bonded to the aluminum electrode by melting and solidifying the solder using a laser. In the joining step, the laser light is irradiated such that the energy of the laser light irradiated to the aluminum electrode is greater than the energy of the laser light irradiated to the solder.

The invention provides an electrode sheet manufacturing system and a battery manufacturing method using the electrode sheet manufacturing system. The electrode sheet manufacturing system can raise the temperature of an electrode body without raising the space temperature and can homogenize the thickness of the electrode body after pressurization. The electrode sheet manufacturing system according to the present invention produces an electrode sheet by pressurizing an electrode body, the electrode sheet manufacturing system being provided with: an irradiation mechanism that irradiates the electrode body with laser light to raise the temperature of the electrode body; and a pressing mechanism that presses the electrode body heated by the irradiation mechanism to produce an electrode sheet.

Provided is a laser processing apparatus capable of preventing positional displacement of a workpiece when ion air is blown without complicating the apparatus. A laser processing apparatus for processing by irradiating a workpiece placed on a processing table with a laser beam includes a workpiece moving member that performs supply of the workpiece to the processing table and recovery of the workpiece from the processing table. And a laser processing apparatus that removes electricity by blowing ion air onto the workpiece on the processing table, the ion air being blown when the workpiece is pressed against the processing table by the workpiece moving member.

A laser welding method according to an embodiment of the present invention comprises: a step for alternately irradiating an end of a first linear member and an end of a second linear member adjacent to the first linear member with laser light to form a first weld pool spanning the end of the first linear member and the end of the second linear member; and a step for irradiating the first molten pool with the laser light. In the step of irradiating the first molten pool with the laser light, the center side of the first molten pool is set as the starting point of irradiation of the laser light, and the irradiation position of the laser light gradually moves away from the starting point or staged away from the starting point as the laser light rotates around the starting point.

A laser processing apparatus and a method for adjusting the phase pattern are provided, which can suppress performance differences of the laser beams irradiating the workpiece between processing devices, thereby achieving the desired processing result. The laser processing apparatus includes a laser beam irradiation unit that irradiates the workpiece with a laser beam and a control unit. The laser beam irradiation unit includes: a laser oscillator that oscillates laser light; a focusing lens; a concave mirror that has a focal point at the focusing point of the focusing lens and has a spherical reflecting surface; a beam splitter that allows the laser beam emitted from the laser oscillator to pass through the focusing lens and branches the reflected light; and a wavefront measurement unit that receives the reflected light and acquires the wavefront data of the laser beam. The control unit changes the phase pattern displayed on the display unit of a spatial light modulator based on the wavefront data.

A method for manufacturing a cylindrical battery according to one embodiment of the present disclosure includes: a step for irradiating at least a portion of an inner surface (31a) of a bottom portion (31) of an outer can (16) with laser light before an electrode body is housed, so as to improve the reflectivity of light; and a step for joining, on the inner surface (31a), a lead wire extending from the electrode body, by ultrasonic welding, to a laser irradiation section irradiated with laser light. It is preferable that the surface roughness Ra of the laser irradiation section is reduced by irradiation with the laser light. According to this method for manufacturing a cylindrical battery, variation in the bonding strength between a lead wire and an outer can (16) when the lead wire is bonded to the bottom (31) of the outer can (16) by ultrasonic bonding can be suppressed.

To provide a light source device capable of irradiating a phosphor element with laser light to emit fluorescent light that is high in intensity and approximately parallel.SOLUTION: A light flux from a laser array, in which laser elements are arranged vertically and horizontally, is converted into a beam with a uniform brightness distribution, and then split into a plurality of beams by a first lens array, which are each focused and each irradiate a plurality of points on one surface of a phosphor element. The phosphor element emits fluorescent light with Lambertian distribution from a plurality of points on the other surface. The second lens array converts the fluorescent light with Lambertian distribution emitted from the plurality of points into approximately parallel light.SELECTED DRAWING: Figure 3

The present application relates to a method of manufacturing an electricity storage device and an electricity storage device. The method of manufacturing an electricity storage device includes a housing main body preparation step, a seal plate preparation step, and a welding step. The seal plate prepared in the seal plate preparation step has a seal portion that covers an opening of the housing main body and overlaps an edge of the opening, and an insertion portion that enters into the opening along an inner side of the housing main body in a state where the seal plate plugs the opening. In the step of laser welding the housing main body and the seal plate, the junction of the edge of the opening and the seal portion is welded by irradiating laser to a portion on the seal portion side than the junction of the edge of the opening and the seal portion.

The invention provides a method for manufacturing a wiring board. The wiring board is provided with a via hole conductor which is accurately formed. A method of manufacturing a wiring board according to an embodiment includes the steps of: preparing a support substrate having a metal film layer (ML2) formed on a surface thereof; forming a plating film layer (122) including an alignment pattern (AP) on the metal film layer (ML2); forming an insulating layer (11) covering the plating film layer (122); forming a through hole penetrating the insulating layer (11) in the thickness direction by irradiating the insulating layer (11) with laser light (LL) by referring to position information obtained from the alignment pattern (AP); and forming a via conductor by filling the through hole with a conductor. The step in which the plating film layer (122) is formed includes a step in which the positive reflectance of light having a predetermined wavelength on the upper surface of the metal film layer (ML2) is made different from the positive reflectance of light having a predetermined wavelength on the upper surface of the plating film layer (122).

Disclosed is an apparatus for manufacturing a display device, the apparatus comprising: a stage on which a display substrate is mounted; a light source unit that generates light and emits a laser beam in a first direction; and a light path module that reflects the laser beam emitted from the light source unit and input, and outputs the laser beam in a second direction intersecting the first direction, thereby irradiating the stage with the laser beam. The light path module comprises: a head part provided with an input opening through which the laser beam is input; a level adjustment part that is disposed below the head part and can adjust the level of the head part in the height direction; a position adjustment part that is disposed below the level adjustment part and can adjust the position of the head part in the longitudinal direction; and a base disposed below the position adjustment part.

A method for manufacturing a pattern glass includes: providing a plurality of guide films on a pattern glass including flat areas and a pattern area between the flat areas, wherein the guide films are in contact with side surfaces of the flat areas; providing a first support film on top surfaces of the pattern glass and the guide films; providing a second support film on bottom surfaces of the pattern glass and the guide films; providing a shielding film having a through-hole formed therein on at least one selected from among the first and second support films, wherein the through-hole overlaps with the pattern area; injecting an uncured resin into the pattern area of the pattern glass through an injection channel formed between the guide films; and curing the uncured resin filled in the pattern area by irradiating a laser beam toward the pattern area exposed through the through-hole.

A laser irradiation system is disclosed. The system comprises a mobile application program executed in a mobile terminal of a user; a management server that determines whether the user is a hypertensive patient by receiving and analyzing the face image of the user from the mobile application; one or more laser radiators in which a plurality of light-emitting elements for radiating laser light to different parts of the body of a user in a lying position are arranged; and a controller that controls the laser irradiator. Further, the controller includes: a communication unit for performing close-range data communication with the mobile application; the information storage part stores meridian point information including acupuncture points for hypertension; and a control unit that, when data indicating that the user is a hypertensive patient is received from the mobile application via the short-range communication unit, drives and controls the light-emitting elements corresponding to the acupoints for hypertension stored in the information storage unit so as to irradiate the corresponding acupoints with laser light.

According to an exemplary embodiment, a method of manufacturing a secondary battery is provided. The manufacturing method can include the steps of aligning a bottom pouch and a cover pouch, wherein each of the bottom pouch and the cover pouch includes a sealing material layer, a protective layer, and a metal layer between the sealing material layer and the protective layer, and the sealing material layer of the bottom pouch is aligned to face the sealing material layer of the cover pouch; and irradiating a laser beam to a first sealing portion of the bottom pouch and the cover pouch. The wavelength of the laser beam can be in a range of 0.01 μm to 0.1 μm, or in a range of 0.8 μm to 1.0 μm.

A method of forming an electrode in a ceramic transducer electronic component is provided. The method includes preparing a sintered body for a ceramic transducer containing a metal oxide, performing patterning by irradiating a laser on a surface of the sintered body for a ceramic transducer, and forming a metal electrode by performing an electroless plating process on the sintered body for a ceramic transducer on which the patterning is formed, wherein, in the performing of the patterning by irradiating the laser on the surface of the sintered body for a ceramic transducer, the patterning is performed by irradiating the laser that satisfies at least one of a predetermined power condition and a predetermined processing speed condition.

A method of manufacturing a multilayer electronic component includes forming a ceramic laminate in which a plurality of ceramic green sheets and a plurality of internal electrode patterns are stacked in a first direction; cutting the ceramic laminate into individual multilayer chips, by irradiating a laser onto one surface of the ceramic laminate and irradiating a laser onto the other surface opposing the one surface of the ceramic laminate in the first direction; firing one of the multilayer chips so as to form a ceramic body including an internal electrode and a dielectric layer; and forming external electrodes on a first side and a second side of the ceramic body.

The invention discloses a laser heat treatment method and a manufacturing method of an electronic device using the same. The disclosed laser heat treatment method may include the steps of: preparing a substrate structure including a target substance layer as a heat treatment target; forming a coating material layer on the target material layer, the coating material layer having a multilayer structure including a non-conductive material layer and a conductive material layer; and performing heat treatment on the target substance layer by irradiating the covering substance layer with laser light. The non-conductive material layer and the conductive material layer may be provided in this order on the target material layer. The conductive material layer and the non-conductive material layer may be provided in this order on the target material layer. When the conductive substance layer and the non-conductive substance layer are provided in this order on the target substance layer, the covering substance layer may further include a reaction suppression layer provided between the target substance layer and the conductive substance layer.

The application discloses a laser-assisted chemical vapor deposition system and belongs to the technical field of chemical vapor deposition, which can solve the problems of poor deposition quality, high deposition cost and narrow application range of the existing chemical vapor deposition system. The system comprises a deposition module, a laser module and a temperature monitoring module. The deposition module is used for depositing a thin film on a sample surface by using a chemical vapor deposition method. The laser module is connected with the deposition module and is used for providing an irradiation laser beam to the sample surface. The temperature monitoring module is connected with the deposition module and is used for monitoring the temperature of the sample surface. The control module is connected with the laser module and the temperature monitoring module and is used for controlling the power of the irradiation laser beam according to the temperature of the sample surface. The application is used for chemical vapor deposition.