Integrated Mode-Hop-Free Tunable Lasers at 780 nm for Chip-Scale Classical and Quantum Photonic Applications

Kavli Affiliate: John E. Bowers | First 5 Authors: Joshua E. Castro, Eber Nolasco-Martinez, Paolo Pintus, Zeyu Zhang, Boqiang Shen | Summary: In the last decade, remarkable advances in integrated photonic technologies have enabled table-top experiments and instrumentation to be scaled down to compact chips with significant reduction in size, weight, power consumption, and cost. […]


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Temporal Residual Jacobians For Rig-free Motion Transfer

Kavli Affiliate: Matthew Fisher | First 5 Authors: Sanjeev Muralikrishnan, Niladri Shekhar Dutt, Siddhartha Chaudhuri, Noam Aigerman, Vladimir Kim | Summary: We introduce Temporal Residual Jacobians as a novel representation to enable data-driven motion transfer. Our approach does not assume access to any rigging or intermediate shape keyframes, produces geometrically and temporally consistent motions, and […]


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2D Neural Fields with Learned Discontinuities

Kavli Affiliate: Matthew Fisher | First 5 Authors: Chenxi Liu, Siqi Wang, Matthew Fisher, Deepali Aneja, Alec Jacobson | Summary: Effective representation of 2D images is fundamental in digital image processing, where traditional methods like raster and vector graphics struggle with sharpness and textural complexity respectively. Current neural fields offer high-fidelity and resolution independence but […]


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An infrared census of R Coronae Borealis Stars II — Spectroscopic classifications and implications for the rate of low-mass white dwarf mergers

Kavli Affiliate: Lars Bildsten | First 5 Authors: Viraj R. Karambelkar, Mansi M. Kasliwal, Patrick Tisserand, Shreya Anand, Michael C. B. Ashley | Summary: We present results from a systematic infrared (IR) census of R Coronae Borealis (RCB) stars in the Milky Way, using data from the Palomar Gattini IR (PGIR) survey. R Coronae Borealis […]


Continue.. An infrared census of R Coronae Borealis Stars II — Spectroscopic classifications and implications for the rate of low-mass white dwarf mergers

Information dynamics in decohered quantum memory with repeated syndrome measurements: a dual approach

Kavli Affiliate: Matthew P. A. Fisher | First 5 Authors: Jacob Hauser, Yimu Bao, Shengqi Sang, Ali Lavasani, Utkarsh Agrawal | Summary: Measurements can detect errors in a decohered quantum memory allowing active error correction to increase the memory time. Previous understanding of this mechanism has focused on evaluating the performance of error correction algorithms […]


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Broadband Entangled-Photon Pair Generation with Integrated Photonics: Guidelines and A Materials Comparison

Kavli Affiliate: John E. Bowers | First 5 Authors: Liao Duan, Trevor J. Steiner, Paolo Pintus, Lillian Thiel, Joshua E. Castro | Summary: Correlated photon-pair sources are key components for quantum computing, networking, and sensing applications. Integrated photonics has enabled chip-scale sources using nonlinear processes, producing high-rate entanglement with sub-100 microwatt power at telecom wavelengths. […]


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Wafer-Scale Fabrication of InGaP-on-Insulator for Nonlinear and Quantum Photonic Applications

Kavli Affiliate: John E. Bowers | First 5 Authors: Lillian Thiel, Joshua E. Castro, Trevor J. Steiner, Catherine L. Nguyen, Audrey Pechilis | Summary: The development of manufacturable and scalable integrated nonlinear photonic materials is driving key technologies in diverse areas such as high-speed communications, signal processing, sensing, and quantum information. Here, we demonstrate a […]


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Investigation of Q degradation in low-loss Si3N4 from heterogeneous laser integration

Kavli Affiliate: John E. Bowers | First 5 Authors: Joel Guo, Chao Xiang, Warren Jin, Jonathan Peters, Mingxiao Li | Summary: High-performance, high-volume-manufacturing Si3N4 photonics requires extremely low waveguide losses augmented with heterogeneously integrated lasers for applications beyond traditional markets of high-capacity interconnects. State-of-the-art quality factors (Q) over 200 million at 1550 nm have been […]


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The polarization hierarchy for polynomial optimization over convex bodies, with applications to nonnegative matrix rank

Kavli Affiliate: David Gross | First 5 Authors: Martin Plávala, Laurens T. Ligthart, David Gross, , | Summary: We construct a convergent family of outer approximations for the problem of optimizing polynomial functions over convex bodies subject to polynomial constraints. This is achieved by generalizing the polarization hierarchy, which has previously been introduced for the […]


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Wigner’s Theorem for stabilizer states and quantum designs

Kavli Affiliate: David Gross | First 5 Authors: Valentin Obst, Arne Heimendahl, Tanmay Singal, David Gross, | Summary: We describe the symmetry group of the stabilizer polytope for any number $n$ of systems and any prime local dimension $d$. In the qubit case, the symmetry group coincides with the linear and anti-linear Clifford operations. In […]


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