739 citations · 7k across the 52 of their papers we have counts for
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physics.optics2016★ 85 cited
Coupling ideality of integrated planar high-Q microresonators
Martin H. P. Pfeiffer, Junqiu Liu, Michael Geiselmann +1
Chipscale microresonators with integrated planar optical waveguides are useful building blocks for linear, nonlinear and quantum optical devices. Loss reduction through improving f…
physics.optics2016★ 42 cited
Frequency Comb Assisted Broadband Precision Spectroscopy with Cascaded Diode Lasers
Junqiu Liu, Victor Brasch, Martin H. P. Pfeiffer +5
Frequency comb assisted diode laser spectroscopy, employing both the accuracy of an optical frequency comb and the broad wavelength tuning range of a tunable diode laser, has been…