Results 171 to 180 of about 8,911 (210)

Multi-octave two-color soliton frequency comb in integrated chalcogenide microresonators. [PDF]

open access: yesFront Optoelectron
Cheng H   +6 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

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

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

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

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

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

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