Results 11 to 20 of about 53,889 (205)

Erbium-Excess Gallium Garnets

open access: yesInorganic Chemistry, 2023
A series of garnets of formula Er3+xGa5-xO12 is described, for which we report the crystal structures for both polycrystalline and single-crystal samples. The x limit in the garnet phase is between 0.5 and 0.6 under our conditions, with the Er fully occupying the normal garnet site plus half-occupying the octahedral site at x = 0.5 in place of the Ga ...
Chen Yang   +7 more
openaire   +3 more sources

Oxygen and erbium distribution in diffusion doped silicon

open access: yesModern Electronic Materials, 2016
Silicon doped with rare-earth metal erbium is a promising material for the fabrication of highly efficient light emitting structures that can be easily integrated into silicon electronics. The fabrication technology of these structures includes little if
Mikhail N. Drozdov   +4 more
doaj   +1 more source

Quantum repeaters with individual rare-earth ions at telecommunication wavelengths [PDF]

open access: yes, 2018
We present a quantum repeater scheme that is based on individual erbium and europium ions. Erbium ions are attractive because they emit photons at telecommunication wavelength, while europium ions offer exceptional spin coherence for long-term storage ...
Asadi, F. Kimiaee   +5 more
core   +2 more sources

Fiber-coupled erbium microlasers on a chip [PDF]

open access: yes, 2003
An erbium-doped, toroid-shaped microlaser fabricated on a silicon chip is described and characterized. Erbium-doped sol-gel films are applied to the surface of a silica toroidal microresonator to create the microcavity lasers.
Armani, D. K., Vahala, K. J., Yang, Lan
core   +1 more source

Erbium doped LaF3 nanoparticles incorporated in silicondioxide thin films for active integrated optical applications [PDF]

open access: yes, 2004
We report on the low-cost processing of erbium doped lanthanum trifluoride (LaF3:Er) nanoparticles dispersed in silicondioxide (SiO2) films prepared through the sol-gel method.
Dekker, R.   +4 more
core   +8 more sources

Effect of Er:YAG laser radiation on pull-out fracture load of esthetic posts luted to root canal dentin with various resin cements

open access: yesDental Research Journal, 2021
Background: This study investigated the influence of erbium-doped: yttrium aluminum garnet (Er:YAG) laser on the pull-out fracture load of fiber-reinforced composite (FRC) posts luted to dentin with different resin cements. Materials and Methods: In this
Horieh Moosavi   +2 more
doaj   +1 more source

Real-time synchrotoron radiation X-ray diffraction and abnormal temperature dependence of photoluminescence from erbium silicates on SiO2/Si substrates

open access: yesAIP Advances, 2012
The erbium silicate formation processes during annealing in Ar gas were monitored by synchrotron radiation grazing incidence X-ray diffraction (GIXD) in real time and the optical properties of the silicates were investigated by photoluminescence ...
H. Omi, T. Tawara, M. Tateishi
doaj   +1 more source

Impact of Intracavity Power Variations toward Ultrashort Pulse Generation

open access: yesApplied Sciences, 2023
This study demonstrates a passive mode-locked erbium-doped fiber laser with a graphene nanoplatelet-saturable absorber (GNP-SA) that generates ultrashort pulses within femtosecond pulse duration. The GNP-SA is fabricated via a direct transfer approach by
Ahmad Fauzi Abas   +5 more
doaj   +1 more source

Assessment of Erbium laser therapy for gingival depigmentation, its safety and effectiveness [PDF]

open access: yesJournal of Bioscience and Applied Research
Background: Erbium lasers may be used for both soft and hard tissue treatments, they are a more beneficial tool for dentists than other tools. Thus, we used erbium lasers to treat the gingival depigmentation.Materials and methods: The purpose of this ...
Mohammed Al-Daraji   +4 more
doaj   +1 more source

Inhomogeneous Gain Saturation in EDF: Experiment and Modeling [PDF]

open access: yes, 2011
Erbium-Doped Fiber Amplifiers can present holes in spectral gain in Wavelength Division Multiplexing operation. The origin of this inhomogeneous saturation behavior is still a subject of controversy.
Boivin, David   +4 more
core   +3 more sources

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