Photoacoustic vector tomography for deep hemodynamic imaging

Kavli Affiliate: Lihong V. Wang | First 5 Authors: Yang Zhang, Joshua Olick-Gibson, Anjul Khadria, Lihong V. Wang, | Summary: Non-invasive imaging of deep blood vessels for mapping hemodynamics remains an open quest in biomedical optical imaging. Although pure optical imaging techniques offer rich optical contrast of blood and have been reported to measure blood […]


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3D-Patterned Inverse-Designed Mid-Infrared Metaoptics

Kavli Affiliate: Andrei Faraon | First 5 Authors: Gregory Roberts, Conner Ballew, Tianzhe Zheng, Juan C. Garcia, Sarah Camayd-Muñoz | Summary: Modern imaging systems can be enhanced in efficiency, compactness, and application through introduction of multilayer nanopatterned structures for manipulation of light based on its fundamental properties. High transmission efficiency multispectral imaging is surprisingly elusive […]


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Structure and dynamics of motor-driven microtubule bundles

Kavli Affiliate: Daniel J. Needleman | First 5 Authors: Bezia Lemma, Linnea Lemma, Stephanie C. Ems-McClung, Claire E. Walczak, Zvonimir Dogic | Summary: Connecting the large-scale emergent behaviors of active materials to the microscopic properties of their constituents is a challenge due to a lack of data on the multiscale dynamics and structure of such […]


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Dynamics of Time-Modulated, Nonlinear Phononic Lattices

Kavli Affiliate: Chiara Daraio | First 5 Authors: Brian L. Kim, Christoper Chong, Setare Hajarolasvadi, Yifan Wang, Chiara Daraio | Summary: The propagation of acoustic and elastic waves in time-varying, spatially homogeneous media can exhibit different phenomena when compared to traditional spatially-varying, temporally-homogeneous media. In the present work, the response of a one-dimensional phononic lattice […]


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Ab Initio Calculations of XUV Ground and Excited States for First-Row Transition Metal Oxides

Kavli Affiliate: Scott K. Cushing | First 5 Authors: Isabel M. Klein, Alex Krotz, Jonathan M. Michelsen, Scott K. Cushing, | Summary: Transient X-ray spectroscopies have become ubiquitous in studying photoexcited dynamics in solar energy materials due to their sensitivity to carrier occupations and local chemical or structural dynamics. The interpretation of solid-state photoexcited dynamics, […]


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Coherent control of a nuclear spin via interactions with a rare-earth ion in the solid-state

Kavli Affiliate: Viatcheslav V. Dobrovitski | First 5 Authors: Mehmet T. Uysal, Mouktik Raha, Songtao Chen, Christopher M. Phenicie, Salim Ourari | Summary: Individually addressed Er$^{3+}$ ions in solid-state hosts are promising resources for quantum repeaters, because of their direct emission in the telecom band and compatibility with silicon photonic devices. While the Er$^{3+}$ electron […]


Continue.. Coherent control of a nuclear spin via interactions with a rare-earth ion in the solid-state

Coherent control of a nuclear spin via interactions with a rare-earth ion in the solid-state

Kavli Affiliate: Viatcheslav V. Dobrovitski | First 5 Authors: Mehmet T. Uysal, Mouktik Raha, Songtao Chen, Christopher M. Phenicie, Salim Ourari | Summary: Individually addressed Er$^{3+}$ ions in solid-state hosts are promising resources for quantum repeaters, because of their direct emission in the telecom band and compatibility with silicon photonic devices. While the Er$^{3+}$ electron […]


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Revealing the order parameter dynamics of 1T-TiSe$_2$ following optical excitation

Kavli Affiliate: Alessandra Lanzara | First 5 Authors: Maximilian Huber, Yi Lin, Nicholas Dale, Renee Sailus, Sefaattin Tongay | Summary: The formation of a charge density wave state is characterized by an order parameter. The way it is established provides unique information on both the role that correlation plays in driving the charge density wave […]


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Communication-Efficient and Privacy-Preserving Feature-based Federated Transfer Learning

Kavli Affiliate: Feng Wang | First 5 Authors: Feng Wang, M. Cenk Gursoy, Senem Velipasalar, , | Summary: Federated learning has attracted growing interest as it preserves the clients’ privacy. As a variant of federated learning, federated transfer learning utilizes the knowledge from similar tasks and thus has also been intensively studied. However, due to […]


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MetaNetwork: A Task-agnostic Network Parameters Generation Framework for Improving Device Model Generalization

Kavli Affiliate: Feng Wang | First 5 Authors: Zheqi Lv, Feng Wang, Kun Kuang, Yongwei Wang, Zhengyu Chen | Summary: Deploying machine learning models on mobile devices has gained increasing attention. To tackle the model generalization problem with the limitations of hardware resources on the device, the device model needs to be lightweight by techniques […]


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