Nanomechanical probing and strain tuning of the Curie temperature in suspended Cr$_2$Ge$_2$Te$_6$ heterostructures

Posted by klaurent Delft

Kavli Affiliate: Herre S. J. Van Der Zant | First 5 Authors: Makars Šiškins, Samer Kurdi, Martin Lee, Benjamin J. M. Slotboom, Wenyu Xing | Summary: Two-dimensional (2D) magnetic materials with strong magnetostriction are interesting systems for strain-tuning the magnetization, enabling potential for realizing spintronic and nanomagnetic devices. Realizing this potential requires understanding of the […]


Continue.. Nanomechanical probing and strain tuning of the Curie temperature in suspended Cr$_2$Ge$_2$Te$_6$ heterostructures

BM-NAS: Bilevel Multimodal Neural Architecture Search

Posted by klaurent Berkeley

Kavli Affiliate: Xiang Zhang | First 5 Authors: Yihang Yin, Siyu Huang, Xiang Zhang, , | Summary: Deep neural networks (DNNs) have shown superior performances on various multimodal learning problems. However, it often requires huge efforts to adapt DNNs to individual multimodal tasks by manually engineering unimodal features and designing multimodal feature fusion strategies. This […]


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Leveraging Randomized Compiling for the QITE Algorithm

Posted by klaurent Berkeley

Kavli Affiliate: Irfan Siddiqi | First 5 Authors: Jean-Loup Ville, Alexis Morvan, Akel Hashim, Ravi K. Naik, Marie Lu | Summary: The success of the current generation of Noisy Intermediate-Scale Quantum (NISQ) hardware shows that quantum hardware may be able to tackle complex problems even without error correction. One outstanding issue is that of coherent […]


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Cetacean Translation Initiative: a roadmap to deciphering the communication of sperm whales

Posted by dbos Harvard

Kavli Affiliate: Robert J. Wood | First 5 Authors: Jacob Andreas, Gašper Beguš, Michael M. Bronstein, Roee Diamant, Denley Delaney | Summary: The past decade has witnessed a groundbreaking rise of machine learning for human language analysis, with current methods capable of automatically accurately recovering various aspects of syntax and semantics – including sentence structure […]


Continue.. Cetacean Translation Initiative: a roadmap to deciphering the communication of sperm whales

High-performance lasers for fully integrated silicon nitride photonics

Posted by klaurent Caltech

Kavli Affiliate: Kerry J. Vahala | First 5 Authors: Chao Xiang, Joel Guo, Warren Jin, Jonathan Peters, Weiqiang Xie | Summary: Silicon nitride (SiN) waveguides with ultra-low optical loss enable integrated photonic applications including low noise, narrow linewidth lasers, chip-scale nonlinear photonics, and microwave photonics. Lasers are key components to SiN photonic integrated circuits (PICs), […]


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Intense optical parametric amplification in dispersion engineered nanophotonic lithium niobate waveguides

Posted by klaurent Caltech

Kavli Affiliate: Alireza Marandi | First 5 Authors: Luis Ledezma, Ryoto Sekine, Qiushi Guo, Rajveer Nehra, Saman Jahani | Summary: Strong amplification in integrated photonics is one of the most desired optical functionalities for computing, communications, sensing, and quantum information processing. Semiconductor gain and cubic nonlinearities, such as four-wave mixing and stimulated Raman and Brillouin […]


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Efficient Octave-Spanning Parametric Down-Conversion at the Picojoule Level

Posted by klaurent Caltech

Kavli Affiliate: Alireza Marandi | First 5 Authors: Marc Jankowski, Nayara Jornod, Carsten Langrock, Boris Desiatov, Alireza Marandi | Summary: The generation and amplification of photons by parametric down-conversion in quadratic nonlinear media is used as a source of entangled photons, squeezed light, and short optical pulses at difficult to access wavelengths. Optical nonlinearities are […]


Continue.. Efficient Octave-Spanning Parametric Down-Conversion at the Picojoule Level

Quasi-static Optical Parametric Amplification

Posted by Caltech

Kavli Affiliate: Alireza Marandi | First 5 Authors: Marc Jankowski, Nayara Jornod, Carsten Langrock, Boris Desiatov, Alireza Marandi | Summary: High-gain optical parametric amplification is an important nonlinear process used both as a source of coherent infrared light and as a source of nonclassical light. In this work, we experimentally demonstrate an approach to optical […]


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Digital quantum simulation of open quantum systems using quantum imaginary time evolution

Posted by klaurent Caltech

Kavli Affiliate: Austin J. Minnich | First 5 Authors: Hirsh Kamakari, Shi-Ning Sun, Mario Motta, Austin J. Minnich, | Summary: Quantum simulation on emerging quantum hardware is a topic of intense interest. While many studies focus on computing ground state properties or simulating unitary dynamics of closed systems, open quantum systems are an interesting target […]


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Origins of anisotropic transport in electrically-switchable antiferromagnet $mathrm{Fe_1/3NbS_2}$

Posted by klaurent Berkeley

Kavli Affiliate: Jeffrey B. Neaton | First 5 Authors: Sophie F. Weber, Jeffrey B. Neaton, , , | Summary: Recent experiments on the antiferromagnetic intercalated transition metal dichalcogenide $mathrm{Fe_{1/3}NbS_2}$ have demonstrated reversible resistivity switching by application of orthogonal current pulses below its magnetic ordering temperature, making $mathrm{Fe_{1/3}NbS_2}$ promising for spintronics applications. Here, we perform density […]


Continue.. Origins of anisotropic transport in electrically-switchable antiferromagnet $mathrm{Fe_1/3NbS_2}$