Results 81 to 90 of about 256,237 (204)

Forcing Mutual Coherence in Diode Laser Stacks [PDF]

, 2014
This paper will discuss both theoretical and experimental attempts to improve the spatial beam quality of diode laser stacks using an external optical system.
Wurtz, Jonathan R
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Tunable diode laser heterodyne radiometer measurement of atmospheric absorption of solar radiation [PDF]

A tunable infrared heterodyne radiometer (TIHR) which uses a diode laser as the local oscillator is described as well as methods for the evaluation of the excess noise characteristics of the tunable diode laser.
Copeland, G. E., Harward, C. N.
core   +1 more source

Effect of Diode Laser Irradiation Combined with Topical Fluoride on Enamel Microhardness of Primary Teeth.

Frontiers in Dentistry, 2015
Laser irradiation has been suggested as an adjunct to traditional caries prevention methods. But little is known about the cariostatic effect of diode laser and most studies available are on permanent teeth.The purpose of the present study was to ...
Zahra Bahrololoomi, Malihe Lotfian
doaj  

The efficacy of infrared diode laser in enhancing the regenerative potential of human periodontal ligament stem cells (hPDLSCs)

BMC Oral Health
Background The present study aimed to investigate the effects of infrared diode laser irradiation on the proliferation and differentiation capacity of periodontal ligament stem cells (hPDLSCs), which are optimal cell sources for periodontal regeneration.
Mohamed M. Abo El-Dahab, Ghada Nour El Deen, Mahmoud Shalash, Mostafa Gheith, Ahmed Abbass, Riham M. Aly   +5 more
doaj   +1 more source

Laser diode initiated detonators for space applications [PDF]

Ensign Bickford Aerospace Company (EBAC) has over ten years of experience in the design and development of laser ordnance systems. Recent efforts have focused on the development of laser diode ordnance systems for space applications.
Ewick, David W., Graham, J. A., Hawley, J. D.   +2 more
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Development of mid-infrared solid state lasers for spaceborne lidar [PDF]

This semiannual progress report covers work performed during the period from April 13, 1988 to October 13, 1988 under NASA grant number NAG-1-877 entitled, Development of mid-infrared solid state lasers for spaceborne lidar.
Kim, Kyong H., Whitney, Donald A.
core   +1 more source

Infrared diode laser enhances human periodontal ligament stem cells behaviour on titanium dental implants

Scientific Reports
Low level laser treatment (LLLT) is known for its photobiostimulatory and photobiomodulatory characteristics, which stimulate cell proliferation, increase cellular metabolism, and improve cellular regeneration.
Mohamed M. Abo El-Dahab, Ghada Nour El Deen, Riham M. Aly, Mostafa Gheith   +3 more
doaj   +1 more source

High-power AlGaAs channeled substrate planar diode lasers for spaceborne communications [PDF]

A high power channeled substrate planar AlGaAs diode laser with an emission wavelength of 8600 to 8800 A was developed. The optoelectronic behavior (power current, single spatial and spectral behavior, far field characteristics, modulation, and ...
Carlin, D. B., Connolly, J. C., Ettenberg, M., Goldstein, B., Pultz, G. N., Slavin, S. E.   +5 more
core   +1 more source

Comparison between Sequentional Treatment with Diode and Alexandrite Lasers versus Alexandrite Laser Alone in the Treatment of Hirsutism

مجله دانشکده پزشکی اصفهان, 2012
Background: Laser systems that are commonly used for the treatment of hirsutism include the ruby laser (694 nm), the diode laser (800 nm), the alexandrite laser (755 nm) and the Nd: YAG laser (1084 nm).
Mohammad Ali Nilforoushzadeh, Farahnaz Fatemi Naieni, Amir Hossein Siadat, Rad Leili   +3 more
doaj  

Inner retinal damage after exposure to green diode laser during a laser show

Clinical Ophthalmology, 2014
Sohee Jeon, Won Ki Lee Department of Ophthalmology, Seoul St Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea Abstract: Here we report two cases of retinal damage after exposure to a 510 nm laser ...
Jeon S, Lee WK
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