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Narrow-bandwidth high-order harmonics driven by long-duration hot spots
We predict and investigate the emission of high-order harmonics by atoms that cross intense laser hot spots that last for a nanosecond …
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Quick root searching method for resonances of dielectric optical microcavities with the boundary element method
In this paper, we developed an efficient method for searching the resonant eigenfrequency of dielectric optical microcavities by the …
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Broadband NIR photoluminescence from Bi-doped Ba$_2$P$_2$O$_7$ crystals: Insights into the nature of NIR-emitting Bismuth centers
We report on a novel type of Bi-doped crystal that exhibits ultrabroadband photoluminescence in the near infrared (NIR). Emission …
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CaF$_2$ whispering-gallery-mode-resonator stabilized-narrow-linewidth laser
A fiber laser is stabilized by introducing a calcium fluoride (CaF$_2$) whispering-gallery-mode resonator as a filtering element in a …
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Whispering-gallery-mode-resonator-stabilized narrow-linewidth fiber loop laser
We demonstrate a narrow-line fiber loop laser using erbium-doped fiber as gain material, stabilized by using a microsphere as a …
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An improved method for calculating resonances of multiple dielectric disks arbitrarily positioned in the plane
We present a numerically improved multipole formulation for the calculation of resonances of multiple disks located at arbitrary …
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Microwave whispering-gallery resonator for efficient optical up-conversion
Conversion of microwave radiation into the optical range has been predicted to reach unity quantum efficiency in whispering-gallery …
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Direct experimental observation of the single reflection optical Goos-Hänchen shift
We report a precise direct measurement of the Goos-Hänchen shift after one reflection off a dielectric interface coated with periodic …
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Coupled whispering gallery mode resonators in the Terahertz frequency range
We report on coupling of two whispering gallery mode resonators in the Terahertz frequency range. Due to the long wavelength in the …
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Static envelope patterns in composite resonances generated by level crossing in optical toroidal microcavities
We study level crossing in the optical whispering-gallery (WG) modes by using toroidal microcavities. Experimentally, we image the …
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