[go: up one dir, main page]

Shaheen et al., 2012 - Google Patents

Femtosecond laser ablation of brass: A study of surface morphology and ablation rate

Shaheen et al., 2012

View PDF
Document ID
8756017477199503715
Author
Shaheen M
Fryer B
Publication year
Publication venue
Laser and Particle Beams

External Links

Snippet

The interaction of near infrared femtosecond laser pulses with a Cu based alloy (brass) in ambient air at atmospheric pressure and under different laser conditions was investigated. The effects of laser fluence and number of pulses on surface morphology and ablation rate …
Continue reading at www.researchgate.net (PDF) (other versions)

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/062—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam
    • B23K26/0626—Energy control of the laser beam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/073—Shaping the laser spot
    • B23K26/0736—Shaping the laser spot into an oval shape, e.g. elliptic shape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36—Removing material
    • B23K26/40—Removing material taking account of the properties of the material involved
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36—Removing material
    • B23K26/38—Removing material by boring or cutting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/03—Observing, e.g. monitoring, the workpiece
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2201/00—Articles made by soldering, welding or cutting by applying heat locally
    • B23K2201/36—Electric or electronic devices
    • B23K2201/40—Semiconductor devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/08—Devices involving relative movement between laser beam and workpiece
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/12—Working by laser beam, e.g. welding, cutting or boring in a special atmosphere, e.g. in an enclosure

Similar Documents

Publication Publication Date Title
Shaheen et al. Femtosecond laser ablation of brass: A study of surface morphology and ablation rate
Lei et al. Ultrafast laser applications in manufacturing processes: a state-of-the-art review
JP4741795B2 (en) Method and apparatus for increasing material removal rate in laser processing
Choi et al. Plasma and ablation dynamics in ultrafast laser processing of crystalline silicon
Yang et al. Ablation of metallic targets by high-intensity ultrashort laser pulses
US6552301B2 (en) Burst-ultrafast laser machining method
Raciukaitis et al. Accumulation effects in laser ablation of metals with high-repetition-rate lasers
Salleo et al. Machining of transparent materials using an IR and UV nanosecond pulsed laser
US8858676B2 (en) Nanoparticle production in liquid with multiple-pulse ultrafast laser ablation
CN108235694B (en) Method and device for blackening surface laser light, in which the laser light has a specific power density and/or a specific pulse duration
Wee et al. Micro-machining of silicon wafer in air and under water
Mahdieh et al. Crater geometry characterization of Al targets irradiated by single pulse and pulse trains of Nd: YAG laser in ambient air and water
Ngoi et al. Effect of energy above laser-induced damage thresholds in the micromachining of silicon by femtosecond pulse laser
Gamaly et al. Control over a phase state of the laser plume ablated by femtosecond laser: Spatial pulse shaping
Kraus et al. Microdrilling in steel with frequency-doubled ultrashort pulsed laser radiation
Stafe et al. Experimental investigation of the nanosecond laser ablation rate of aluminum
Khalid et al. Spectroscopic and morphological studies of laser ablated silver
Huang et al. Micro-hole drilling with femtosecond fiber laser
Pantsar et al. Laser microvia drilling and ablation of silicon using 355 nm pico and nanosecond pulses
Akbari Jafarabadi et al. Evaluation of crater width in nanosecond laser ablation of Ti in liquids and the effect of light absorption by ablated nano-particles
Zhao et al. Micromachining with ultrashort laser pulses
Chen et al. High-speed imaging used to observe the generation of plasma plumes during laser processing
Exner et al. Microstructuring of materials by pulsed-laser focusing and projection technique
Darwish et al. Laser beam machining, laser beam hybrid machining, and micro-channels applications and fabrication techniques
Ji-Ming et al. The evolution of a microstructure on Si by a femtosecond laser