Results 21 to 30 of about 258,805 (302)

Visible diode lasers can be used for flow cytometric immunofluorescence and DNA analysis [PDF]

open access: yes, 1994
This report describes a feasibility study concerning the use of a visible diode laser for two important fluorescence applications in a flow cytometer. With a 3 mW 635 nm.
de Grooth, B.G.   +5 more
core   +2 more sources

Distributed and Side-Pumped Fiber Laser Using a Laser Diode Bar Stack

open access: yesIEEE Access, 2018
A distributed, side-pumped Yb3+-doped fiber laser is demonstrated using a laser diode stack as a pump source. Four subwavelength gratings fabricated on the same fused-silica substrate were aligned with four laser diode bars of the laser diode stack ...
Yin-Wen Lee   +6 more
doaj   +1 more source

Mutual phase locking of a coupled laser diode-Gunn diode pair [PDF]

open access: yes, 1984
Mutual phase locking has been achieved through series connection of a semiconductor laser and a Gunn diode oscillator. Experimental results obtained demonstrate a mutual interaction between the two oscillators which results in a short term Gunn diode ...
Izadpanah, S. H.   +4 more
core   +1 more source

Short-Term Audiological Results of Diode Laser in Comparison with Manual Perforation in Stapes Surgery

open access: yesInternational Archives of Otorhinolaryngology, 2018
Introduction Diode laser is a new alternative in stapes surgery for otosclerosis. The present study is the first to compare the short-term results of the surgery performed using diode laser to those obtained through the conventional fenestration ...
Rogerio Hamerschmidt   +3 more
doaj   +1 more source

Comparative evaluation of removal of gutta-percha from root canals with laser using different solvents: An in vitro study

open access: yesEndodontology, 2019
Aim: The aim of this study is to evaluate the gutta-percha removal from root canals with diode laser using chloroform and Endosolv E solvents. Materials and Methods: Thirty freshly extracted permanent human maxillary central incisors with single and ...
Mona Devi   +5 more
doaj   +1 more source

Wide-bandwidth mode-hop-free tuning of extended-cavity GaN diode lasers [PDF]

open access: yes, 2005
We present a new approach for extended-cavity diode-laser tuning to achieve wide mode-hop-free tuning ranges. By using a multiple piezoactuated grating mount, the cavity length and grating angle in the laser can be adjusted independently, allowing mode ...
Allen   +28 more
core   +1 more source

Diode Laser for Laryngeal Surgery: a Systematic Review

open access: yesInternational Archives of Otorhinolaryngology, 2016
Introduction The diode laser has been frequently used in the management of laryngeal disorders. The portability and functional diversity of this tool make it a reasonable alternative to conventional lasers.
Helena Hotz Arroyo   +3 more
doaj   +1 more source

Influence of Er,Cr:YSGG and Diode Lasers on The Microhardness of Enamel at Fissure area: (An in vitro Study) [PDF]

open access: yesAl-Rafidain Dental Journal, 2023
Aims: To assess and report the microhardness incidence in fissure system of the human dental enamel next Er,Cr:YSGG laser and Diode laser applications in order to examine anti-cariogenic impact and to compare the obtained results between the two laser ...
Sara Abed Al moneim, Saher Sami Gasgoos
doaj   +1 more source

Synergistic Antimicrobial Effect of Photodynamic Inactivation and SWEEPS in Combined Treatment against Enterococcus faecalis in a Root Canal Biofilm Model: An In Vitro Study

open access: yesApplied Sciences, 2023
Background: Persistent bacterial infections caused by biofilm-associated Enterococcus faecalis are a global public health concern. This study aims to compare the biofilm removal effects of methylene blue (MB) or hydrogen peroxide (HP) mediated ...
Shima Afrasiabi   +2 more
doaj   +1 more source

Injection-locked diode laser current modulation for Pound-Drever-Hall frequency stabilization using transfer cavities

open access: yes, 2011
A phase modulated RF current source is applied to an injection locked diode laser operating at $780\unit{nm}$. This produces tunable phase modulated sidebands of the laser suitable for stabilizing the length of an optical transfer cavity using the Pound ...
Burgess, I. B.   +4 more
core   +1 more source

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