248 citations · 469 across the 13 of their papers we have counts for
14 papers
Detectivity and bandwidth limits of cooled and uncooled light detection using nanomechanical resonators
Mathis Turgeon-Roy, Mohammed Shakir, Zachary Louis-Seize +1
Nanomechanical resonators (NMRs) offer a promising alternative to traditional thermal-based radiation detectors due to their immunity to electrical noise. In recent years, these se…
Calibration of Microscope-coupled Fourier Transform Infrared Spectrometers for CW and Modulated Light Emission Measurements
Maxime Brazeau, Mathieu Giroux, Nada Boubrik +1
Measurement of low power infrared light emission spectra from microstructures can be challenging, but is of key importance in several research fields. Fourier transform infrared sp…
Radiator Tailoring for Enhanced Performance in InAs-Based Near-Field Thermophotovoltaics
Mathieu Giroux, Sean Molesky, Raphael St-Gelais +1
Near-field thermophotovoltaics (NFTPV) systems have significant potential for waste heat recovery applications, with both high theoretical efficiency and power density, up to 40% a…
High detectivity terahertz radiation sensing using frequency-noise-optimized nanomechanical resonators
Chang Zhang, Eeswar K. Yalavarthi, Mathieu Giroux +6
We achieve high detectivity terahertz sensing using a silicon nitride nanomechanical resonator functionalized with a metasurface absorber. High performances are achieved by strikin…
Demonstration of Frequency Stability limited by Thermal Fluctuation Noise in Silicon Nitride Nanomechanical Resonators
Chang Zhang, Raphael St-Gelais
The frequency stability of nanomechanical resonators (NMR) dictates the performance level of many state-of-the-art sensors (e.g., mass, force, temperature, radiation) that relate a…
High Q-Factor Silicon Nitride Nanomechanical Resonators Fabricated by Maskless Femtosecond Laser Micro-machining
Roghayeh Nikbakht, Xitong Xie, Arnaud Weck +1
Freestanding Silicon nitride (SiN) devices are central to the field of nanomechanical resonators and for other technology applications such as transmission electron imaging and nan…
Observation of Silicon Nitride Nanomechanical Resonator Actuation Using Capacitive Substrate Excitation
Gengyang Mu, Nikaya Snell, Chang Zhang +5
We observe the actuation of silicon nitride (SiN) nanomechanical resonators by electrical excitation of metal-dielectric-semiconductor (MDS) capacitors on their supporting silicon…
Heat Transport in Silicon Nitride Drum Resonators and its Influence on Thermal Fluctuation-induced Frequency Noise
Nikaya Snell, Chang Zhang, Gengyang Mu +2
Silicon nitride (SiN) drumhead resonators offer a promising platform for thermal sensing due to their high mechanical quality factor and the high temperature sensitivity of their r…
High Resolution Measurement of Near-Field Radiative Heat Transfer enabled by Nanomechanical Resonators
Mathieu Giroux, Chang Zhang, Nikaya Snell +3
Near-field radiative heat transfer (NFHT) research currently suffers from an imbalance between numerous theoretical studies, as opposed to experimental reports that remain, in prop…
Radiative Heat Transfer in Free-Standing Silicon Nitride Membranes
Chang Zhang, Mathieu Giroux, Thea Abdul Nour +1
Free-standing silicon nitride (SiN) mechanical resonators are of central interests in applications such as temperature and mass sensing, and for fundamental optomechanical reasearc…
Integrated near-field thermo-photovoltaics for on-demand heat recycling
Gaurang R. Bhatt, Bo Zhao, Samantha Roberts +7
The energy transferred via thermal radiation between two surfaces separated by nanometers distances (near-field) can be much larger than the blackbody limit. However, realizing a r…
Swept-Frequency Drumhead Mechanical Resonators
Raphael St-Gelais, Simon Bernard, Christoph Reinhardt +1
We demonstrate a high-Q () swept-frequency membrane mechanical resonator achieving octave resonance tuning via an integrated heater and an unprecedented accelerat…
On-chip thermo-optic tuning of suspended microresonators
Brian S. Lee, Mian Zhang, Felippe A. S. Barbosa +4
Suspended optical microresonators are promising devices for on-chip photonic applications such as radio-frequency oscillators, optical frequency combs, and sensors. Scaling up thes…
Near-field radiative heat transfer between nanostructures in the deep sub-wavelength regime
Raphael St-Gelais, Linxiao Zhu, Shanhui Fan +1
Radiative heat transfer between parallel objects separated by deep sub-wavelength distances and subject to large thermal gradients (>100 K) could enable breakthrough technologies f…