Results 171 to 180 of about 4,677 (215)

Wafer-scale manufacturing of ultra-broadband, high-power erbium-doped integrated lasers. [PDF]

open access: yesNat Commun
Ji X   +10 more
europepmc   +1 more source

Self-locked broadband Raman-electro-optic microcomb. [PDF]

open access: yesNat Commun
Wan S   +8 more
europepmc   +1 more source

Nanobump microresonator

Optics Letters, 2015
We introduce a whispering gallery-mode (WGM) nanobump microresonator (NBMR) and develop its theory. This microresonator is formed by an asymmetric nanoscale-high deformation of the translationally symmetric optical fiber surface, which is employed in fabrication of surface nanoscale axial photonics (SNAP) structures.
L A, Kochkurov, M, Sumetsky
openaire   +2 more sources

Glass-based microresonators

Fiber Lasers and Glass Photonics: Materials through Applications, 2018
Surface tension induced whispering gallery mode (WGM) micro-resonators can be made in glass with very high quality factor Q. In fact, low losses amorphous glassy dielectrics can be easily shaped in high-surface-quality spheroids by thermal reflow. Since the pioneering works on fused silica microspheres showing several orders of magnitude higher Qs ...
Berneschi, S.   +15 more
openaire   +2 more sources

Precision measurements in microresonators and microresonator frequency combs

2016 IEEE Photonics Conference (IPC), 2016
We describe our measurements on high-precision microresonators and microresonator-based optical frequency combs, including full stabilization of planar frequency microcombs, with an instrument-limited instability at 3.6-mHz-per-root-tau and tooth-to-tooth relative uncertainty to 50mHz.
C. W. Wong   +5 more
openaire   +1 more source

Storing light with microresonator arrays or active microresonator chains

SPIE Proceedings, 2010
We theoretically analyze the light-storing process in optical microresonator arrays. We propose a passive and an active schemes to strongly slow light. The two mechanisms rely on microresonator chains whose high order dispersion is optimized. The unit cell of the systems is a short sequence of two or four resonators.
Yannick Dumeige   +2 more
openaire   +1 more source

Microresonators in CMOS Compatible Substrate

Journal of Nanoscience and Nanotechnology, 2010
We report our recent progress in designing and developing traveling-wave microresonators on CMOS compatible substrate, with a focus on ultra-compact Si-based microring and microdisk resonators in the visible and near infrared wavelengths with ultra-high Q and small mode volume, suitable for strong light-matter interaction.
Siva, Yegnanarayanan   +5 more
openaire   +2 more sources

Mechanical dissipation in optical microresonators

2008 Conference on Lasers and Electro-Optics, 2008
We present a detailed understanding of mechanical dissipation in toroidal microresonators enabling the design of novel structures that combine ultra-high optical Q(>108) and mechanical Q exceeding 50psila000 at frequencies above 20 MHz at room temperature.
Anetsberger, G.   +4 more
openaire   +2 more sources

Optical microresonators for biomedicine applications

2017 19th International Conference on Transparent Optical Networks (ICTON), 2017
The paper, after a brief review on optical microresonators for biomedicine, illustrates a set-up based on a praseodymium doped microdisk. It is more deeply described and a few design details are reported. This compact amplifier is based on chalcogenide Pr3+-doped microdisk coupled to two ridge waveguides.
Laneve, Dario   +4 more
openaire   +1 more source

Planar microresonators for EPR experiments

Journal of Magnetic Resonance, 2005
EPR resonators on the basis of standing-wave cavities are optimised for large samples. For small samples it is possible to design different resonators that have much better power handling properties and higher sensitivity. Other parameters being equal, the sensitivity of the resonator can be increased by minimising its size and thus increasing the ...
R, Narkowicz, D, Suter, R, Stonies
openaire   +2 more sources

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