3 papers
physics.optics2025
Systematic dispersion engineering of crystalline microresonators for broadband and coherent frequency comb generation
Liu Yang, Ryomei Takabayashi, Hiroki Moriguchi +9
Ultraprecision machining offers a powerful route to dispersion control in crystalline microresonators, allowing the design of waveguide geometries for tailoring the spectrum of mic…
physics.optics2025
Centi-combs: Low-noise sub-GHz repetition-rate soliton frequency combs from crystalline resonators
Tatsuki Murakami, Keisuke Ogawa, Hajime Kumazaki +1
We demonstrate low-noise Kerr soliton frequency combs with repetition rates below 1~GHz in ultrahigh-Q crystalline magnesium fluoride resonators. Single soliton states with repetit…
physics.optics2025
Architecture for coherent dual-comb spectroscopy and low-noise photonic microwave generation using mechanically actuated soliton microcombs
Tatsuki Murakami, Koshiro Wada, Soma Kogure +8
Dissipative Kerr soliton microcombs have inspired various intriguing applications such as spectroscopy, ranging, telecommunication, and high purity microwave generation. Mechanical…