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Mostrando 701 - 720 Resultados de 53,273 Para Buscar '"láser"', tiempo de consulta: 0.67s Limitar resultados
  1. 701
    “…Multimode high-power laser diodes suffer from inefficient beam focusing, leading to a focal spot 10–100 times greater than the diffraction limit. …”
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    3D laser nano-printing on fibre paves the way for super-focusing of multimode laser radiation
  2. 702
    “…Different irradiation parameters are investigated to produce the desired structures, including laser repetition rate and laser fluence, paying special attention to the influence of the number of times the same area is rescanned with the laser. …”
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    Biomimetic surface structures in steel fabricated with femtosecond laser pulses: influence of laser rescanning on morphology and wettability
  3. 703
    “…Purpose: To identify and compare factors predictive of successful outcome for MicroPulse(®) laser trabeculoplasty (MLT) and selective laser trabeculoplasty (SLT). …”
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    Comparison of successful outcome predictors for MicroPulse(®) laser trabeculoplasty and selective laser trabeculoplasty at 6 months
  4. 704
    “…It was then confirmed that this mechanism was the different dependences for the (5)F(4),(5)S(2)/(5)F(5)–(5)I(8) transitions on laser pump power, which was much stronger than the laser-induced heating effect. …”
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    Comprehensive Study on the Combined Effect of Laser-Induced Heating and Laser Power Dependence on Luminescence Ratiometric Thermometry
  5. 705
    “…In this study, a method is presented to measure precisely the thickness of coated components based on laser-induced breakdown spectroscopy (LIBS). The thickness is determined by repetitively ablating the coating with ultrashort laser pulses, monitoring the spectrum of the generated plasma and calculating the coating thickness from the specific plasma signal in comparison to a reference measurement. …”
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    Comparison of Laser Pulse Duration for the Spatially Resolved Measurement of Coating Thickness with Laser-Induced Breakdown Spectroscopy
  6. 706
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    Publisher Correction: Seeded X-ray free-electron laser generating radiation with laser statistical properties
  7. 707
    “…Laser speckle contrast imaging (LSCI) enables video rate imaging of blood flow. …”
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    Machine learning in multiexposure laser speckle contrast imaging can replace conventional laser Doppler flowmetry
  8. 708
    “…In this work, laser driven physical phenomena associated with processes following irradiation of fused silica (SiO(2)) with ultrashort laser pulses in the mid-IR region are investigated in detail. …”
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    Ionisation processes and laser induced periodic surface structures in dielectrics with mid-infrared femtosecond laser pulses
  9. 709
    “…PURPOSE: To compare the operating modes of the Holmium:YAG laser and Thulium fiber laser. Additionally, currently available literature on Thulium fiber laser lithotripsy is reviewed. …”
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    Thulium fiber laser: the new player for kidney stone treatment? A comparison with Holmium:YAG laser
  10. 710
    “…Special precautions are required for specific laser and energy based procedures. A robust disinfection strategy based on preventing fomite borne COVID-19 transmission in the laser operating room is essential.…”
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    Lasers Use in Dermatology Practice in the Evolving COVID-19 Scenario: Recommendations by SIG Lasers (IADVL Academy)
  11. 711
    “…On metals, usually ultrashort laser pulses in the femtosecond to low picosecond range are used to obtain these surface structures, whereas nanosecond laser pulses favor melting processes. …”
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    From Femtosecond to Nanosecond Laser Microstructuring of Conical Aluminum Surfaces by Reactive Gas Assisted Laser Ablation
  12. 712
    “…This contribution discusses the ablation phenomena observed during laser treatment of carbon fiber-reinforced plastics (CFRPs) with pulsed lasers observed employing laser sources with wavelengths of 355 nm, 1064 nm and 10.6 µm and pulse durations from picoseconds (11 ps) to microseconds (14 µs) are analyzed and discussed. …”
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    On the Ablation Behavior of Carbon Fiber-Reinforced Plastics during Laser Surface Treatment Using Pulsed Lasers
  13. 713
    “…PURPOSE: To report the 12-month results of laser (treatment G1) versus intravitreal bevacizumab combined with laser (treatment G2) in patients with diffuse diabetic macular edema (DME). …”
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    Alone laser versus bevacizumab plus laser for diffuse diabetic macular edema (ALBA randomized trial)
  14. 714
    “…A monolithic fiber laser operating in the short wavelength infrared that is suitable for CO(2) gas sensing applications is proposed and presented. …”
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    Femtosecond Laser Plane-by-Plane Inscribed Cavity Mirrors for Monolithic Fiber Lasers in Thulium-Doped Fiber
  15. 715
    por Nakagawa, Makoto, Matsuura, Yuji
    Publicado 2021
    “…A laser-induced breakdown spectroscopy (LIBS) system using a microchip laser for plasma generation is proposed for in-situ analysis of trace minerals in human hair. …”
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    Analysis of Trace Metals in Human Hair by Laser-Induced Breakdown Spectroscopy with a Compact Microchip Laser
  16. 716
    “…Offering the whole orthodontic and surgical treatment to the patient as a single package in a one office can save them considerable time and the trouble. Diode laser enables orthodontists to do so while enjoying its benefits over the scalpel.…”
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    Diode laser chairside frenectomy in orthodontics: A case series (DIODE LASER FRENECTOMY: CASE SERIES)
  17. 717
    “…[Purpose] To determine the effect of pulsed high intensity laser therapy (HILT) versus low level laser therapy (LLLT) in the treatment of primary dysmenorrhea. …”
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    Pulsed high-intensity laser therapy versus low level laser therapy in the management of primary dysmenorrhea
  18. 718
    “…Process optimization indicates that while operating with laser processing parameters resulting in the highest MRR, the best ratio between the MRR and surface roughness appears at ~50% overlap of the laser pulses, regardless of the material being processed.…”
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    The Influence of the Processing Parameters on the Laser-Ablation of Stainless Steel and Brass during the Engraving by Nanosecond Fiber Laser
  19. 719
    “…OBJECTIVE: To quantitatively study the intraocular pressure (IOP) control and chamber angle opening degree of patients with acute angle-closure glaucoma (stage of attack) treated by laser peripheral iridoplasty (LPIP) with different numbers of laser shots, and to evaluate the efficacy and safety of different numbers of laser shots. …”
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    Clinical Observation of Laser Peripheral Iridoplasty with Number of Laser Shots in the Treatment of Acute Angle-Closure Glaucoma
  20. 720
    “…In this study, a hybrid dissection method is introduced by combining the continuous-wave (CW) laser for efficient tangential groove production with an ultra-short pulse laser for delamination scanning removal. …”
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    Hybrid Dissection for Neutron Tube Shell via Continuous-Wave Laser and Ultra-Short Pulse Laser
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