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Newton’s rings for absolute distance measurement
In this study, we build upon our earlier research on distance calibration using Newton’s rings [Opt. Lett.47, 6053 …
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Visualization and selective manipulation of sub-terahertz whispering gallery modes
The development of technologies based on electromagnetic resonant structures usually relies on precise understanding of the spatial …
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Visualization and selective manipulation of sub-terahertz whispering gallery modes
Broadband second-harmonic generation in an x-cut lithium tetraborate whispering gallery mode resonator
Lithium tetraborate (LB4) is a nonlinear crystal that has very low optical absorption in the visible and ultraviolet range. Hence, it …
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Broadband second-harmonic generation in an x-cut lithium tetraborate whispering gallery mode resonator
Multichannel upconversion of terahertz radiation in an optical disk resonator
Second-order nonlinear optical processes allow the conversion of electromagnetic signals to a higher frequency domain. Such so-called …
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Multichannel upconversion of terahertz radiation in an optical disk resonator
The genetic basis of the kākāpō structural color polymorphism suggests balancing selection by an extinct apex predator
The information contained in population genomic data can tell us much about the past ecology and evolution of species. We leveraged …
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The genetic basis of the kākāpō structural color polymorphism suggests balancing selection by an extinct apex predator