Stroboscopic X-ray Diffraction Microscopy of Dynamic Strain in Diamond Thin-film Bulk Acoustic Resonators for Quantum Control of Nitrogen Vacancy Centers

Kavli Affiliate: Gregory D. Fuchs | First 5 Authors: Anthony D’Addario, Johnathan Kuan, Noah F. Opondo, Ozan Erturk, Tao Zhou | Summary: Bulk-mode acoustic waves in a crystalline material exert lattice strain through the thickness of the sample, which couples to the spin Hamiltonian of defect-based qubits such as the nitrogen-vacancy (NV) center defect in […]


Continue.. Stroboscopic X-ray Diffraction Microscopy of Dynamic Strain in Diamond Thin-film Bulk Acoustic Resonators for Quantum Control of Nitrogen Vacancy Centers

Low-energy optical sum-rule in moiré graphene

Kavli Affiliate: Debanjan Chowdhury | First 5 Authors: J. F. Mendez-Valderrama, Dan Mao, Debanjan Chowdhury, , | Summary: Few layers of graphene at small twist-angles have emerged as a fascinating platform for studying the problem of strong interactions in regimes with a nearly quenched single-particle kinetic energy and non-trivial band topology. Starting from the strong-coupling […]


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Towards a Psychological Generalist AI: A Survey of Current Applications of Large Language Models and Future Prospects

Kavli Affiliate: Dan Luo | First 5 Authors: Tianyu He, Guanghui Fu, Yijing Yu, Fan Wang, Jianqiang Li | Summary: The complexity of psychological principles underscore a significant societal challenge, given the vast social implications of psychological problems. Bridging the gap between understanding these principles and their actual clinical and real-world applications demands rigorous exploration […]


Continue.. Towards a Psychological Generalist AI: A Survey of Current Applications of Large Language Models and Future Prospects

Inducing a Tunable Skyrmion-Antiskyrmion System through Ion Beam Modification of FeGe Films

Kavli Affiliate: David Muller | First 5 Authors: M. B. Venuti, Xiyue S. Zhang, Eric J Lang, Sadhvikas J. Addamane, Hanjong Paik | Summary: Skyrmions and antiskyrmions are nanoscale swirling textures of magnetic moments formed by chiral interactions between atomic spins in magnetic non-centrosymmetric materials and multilayer films with broken inversion symmetry. These quasiparticles are […]


Continue.. Inducing a Tunable Skyrmion-Antiskyrmion System through Ion Beam Modification of FeGe Films

Inducing a Tunable Skyrmion-Antiskyrmion System through Ion Beam Modification of FeGe Films

Kavli Affiliate: David Muller | First 5 Authors: M. B. Venuti, Xiyue S. Zhang, Eric J Lang, Sadhvikas J. Addamane, Hanjong Paik | Summary: Skyrmions and antiskyrmions are nanoscale swirling textures of magnetic moments formed by chiral interactions between atomic spins in magnetic non-centrosymmetric materials and multilayer films with broken inversion symmetry. These quasiparticles are […]


Continue.. Inducing a Tunable Skyrmion-Antiskyrmion System through Ion Beam Modification of FeGe Films

Growth, catalysis and faceting of $α$-Ga$_2$O$_3$ and $α$-(In$_x$Ga$_{1-x}$)$_2$O$_3$ on $m$-plane $α$-Al$_2$O$_3$ by molecular beam epitaxy

Kavli Affiliate: Debdeep Jena | First 5 Authors: Martin S. Williams, Manuel Alonso-Orts, Marco Schowalter, Alexander Karg, Sushma Raghuvansy | Summary: The growth of $alpha$-Ga$_2$O$_3$ and $alpha$-(In$_x$Ga$_{1-x}$)$_2$O$_3$ on $m$-plane $alpha$-Al$_2$O$_3$(10$bar{1}$0) by molecular beam epitaxy (MBE) and metal-oxide-catalyzed epitaxy (MOCATAXY) is investigated. By systematically exploring the parameter space accessed by MBE and MOCATAXY, phase-pure $alpha$-Ga$_2$O$_3$(10$bar{1}$0) and […]


Continue.. Growth, catalysis and faceting of $α$-Ga$_2$O$_3$ and $α$-(In$_x$Ga$_{1-x}$)$_2$O$_3$ on $m$-plane $α$-Al$_2$O$_3$ by molecular beam epitaxy

Artificial Intelligence-Facilitated Online Adaptive Proton Therapy Using Pencil Beam Scanning Proton Therapy

Kavli Affiliate: Jie Shan | First 5 Authors: Hongying Feng, Jie Shan, Carlos E. Vargas, Sameer R. Keole, Jean-Claude M. Rwigema | Summary: We propose an oAPT workflow that incorporates all these functionalities and validate its clinical implementation feasibility with prostate patients. AI-based auto-segmentation tool AccuContourTM (Manteia, Xiamen, China) was seamlessly integrated into oAPT. Initial […]


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Experimental demonstration of picometer level signal extraction with time-delay interferometry technique

Kavli Affiliate: Dan Luo | First 5 Authors: Mingyang Xu, Yujie Tan, Yurong Liang, Jiawen Zhi, Xiaoyang Guo | Summary: In this work, we have built an experimental setup to simulate the clock noise transmission with two spacecrafts and two optical links, and further demonstrated the extraction of picometer level signal drowned by the large […]


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The Oxygen Reduction Pathway for Spinel Metal Oxides in Alkaline Media: An Experimentally Supported Ab Initio Study

Kavli Affiliate: Hector D. Abruna | First 5 Authors: Colin R. Bundschu, Mahdi Ahmadi, Juan F. Méndez-Valderrama, Yao Yang, Héctor D. Abruña | Summary: Precious-metal-free spinel oxide electrocatalysts are promising candidates for catalyzing the oxygen reduction reaction (ORR) in alkaline fuel cells. In this theory-driven study, we use joint density-functional theory in tandem with supporting […]


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Low energy electrodynamics and a hidden Fermi liquid in the heavy-fermion CeCoIn$_5$

Kavli Affiliate: Darrell G. Schlom | First 5 Authors: L. Y. Shi, Zhenisbek Tagay, Jiahao Liang, Khoan Duong, Yi Wu | Summary: We present time-domain THz spectroscopy of thin films of the heavy-fermion superconductor CeCoIn$_5$. The complex optical conductivity is analyzed through a Drude model and extended Drude model analysis. Below the $approx$ 40 K […]


Continue.. Low energy electrodynamics and a hidden Fermi liquid in the heavy-fermion CeCoIn$_5$