Results 261 to 270 of about 253,283 (318)
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International Ophthalmology Clinics, 1966
Lasers have made possible many applications in science, technology, medicine, and the arts and have changed our concepts of the nature of light.
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Lasers have made possible many applications in science, technology, medicine, and the arts and have changed our concepts of the nature of light.
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Lasers and laser–tissue interaction
Veterinary Clinics of North America: Small Animal Practice, 2002Light produced by a laser differs from incandescent light in that it is monochromatic, coherent, and intense; and it is these properties that allow lasers to be used as such unique tools in biomedical research and patient care. The effect of a laser beam on tissue is dependent on the optical and mechanical properties of the tissue, and the wavelength ...
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Optics News, 1984
The soliton laser1 is a novel mode-locked device employing a length of single mode fiber in its feedback loop. Its pulse width can be made to have any desired value, down to a small fraction of a picosecond, through choice of the fiber’s length. Operation is based on the ability of single mode fibers, in the region (λ> 1.3 µm) of negative group ...
L F, Mollenauer, R H, Stolen
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The soliton laser1 is a novel mode-locked device employing a length of single mode fiber in its feedback loop. Its pulse width can be made to have any desired value, down to a small fraction of a picosecond, through choice of the fiber’s length. Operation is based on the ability of single mode fibers, in the region (λ> 1.3 µm) of negative group ...
L F, Mollenauer, R H, Stolen
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Pulsed lasers and endocorporeal laser lithotripsy
Progrès en Urologie, 2021Endocorporeal laser lithotripsy (ELL) is currently the gold standard for the treatment of renal stones during retrograde intra-renal surgery (RIRS). The newly-authorised thulium fibre laser (Tm-Fibre) in now evaluated as a holmium:yttrium-aluminium-garnet (Ho:YAG) laser alternative, which is the most well-known laser source for ELL.
F. Panthier +3 more
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Laser Physics and Laser Techniques.
1977Abstract : Substantial improvements have been made in the performance of the optically pumped 546.1 nm Hg laser. DC-pumped operation of sealed-off laser tubes has been demonstrated with no apparent lifetime limitations. Several new pump lamp designs have been developed and tested to overcome limitations set by emission line self-reversal, cataphoresis,
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Proceedings of the IEEE, 1966
After a general discussion of the merits of glass vs. crystals as host materials for laser ions, a summary is given of the various glass lasers. Because of its importance as an efficient, room temperature laser the properties of neodymium are considered in greater detail.
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After a general discussion of the merits of glass vs. crystals as host materials for laser ions, a summary is given of the various glass lasers. Because of its importance as an efficient, room temperature laser the properties of neodymium are considered in greater detail.
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Proceedings of the IEEE, 1966
This paper is a review of semiconductor laser work. The principles of operation are discussed. The stress is on work since early 1964. The present state-of-the-art in GaAs junction lasers is described.
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This paper is a review of semiconductor laser work. The principles of operation are discussed. The stress is on work since early 1964. The present state-of-the-art in GaAs junction lasers is described.
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Clinical Techniques in Small Animal Practice, 2004
The laser is a tool that will augment the surgical techniques available to the veterinarian. When using the laser compared with traditional surgery there are multiple procedures that can be performed with much greater ease, and some procedures that previously could not be performed.
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The laser is a tool that will augment the surgical techniques available to the veterinarian. When using the laser compared with traditional surgery there are multiple procedures that can be performed with much greater ease, and some procedures that previously could not be performed.
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Erbium:YAG Laser (Er:YAG Laser)
2018Dieses Kapitel befasst sich mit den wesentlichen Charakteristika des Erbium:YAG-Lasers. Hierzu zahlen die Indikationen, die physikalischen und medizinischen Eigenschaften, die Planung der Durchfuhrung, Kontraindikationen und mogliche Nebenwirkungen.
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Proceedings of the IEEE, 1966
A review is given of the present status of gas discharge lasers, with particular attention to developments reported in 1965 and early 1966. Following a brief history, gas lasers are classified by types-neutral atom, ion, and molecular-and a comparison is given of the properties of the various types.
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A review is given of the present status of gas discharge lasers, with particular attention to developments reported in 1965 and early 1966. Following a brief history, gas lasers are classified by types-neutral atom, ion, and molecular-and a comparison is given of the properties of the various types.
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