High-Power Mid-IR Few-Cycle Frequency Comb from Quadratic Solitons in an Optical Parametric Oscillator

Kavli Affiliate: Alireza Marandi | First 5 Authors: Mingchen Liu, Robert M. Gray, Arkadev Roy, Kirk A. Ingold, Evgeni Sorokin | Summary: Powerful and efficient optical frequency combs in the mid-infrared (MIR) spectral region are highly desirable for a broad range of applications. Despite extensive efforts utilizing various techniques, MIR frequency comb sources are still […]


Continue.. High-Power Mid-IR Few-Cycle Frequency Comb from Quadratic Solitons in an Optical Parametric Oscillator

High-Power Mid-IR Few-Cycle Frequency Comb from Quadratic Solitons in an Optical Parametric Oscillator

Kavli Affiliate: Alireza Marandi | First 5 Authors: Mingchen Liu, Robert M. Gray, Arkadev Roy, Kirk A. Ingold, Evgeni Sorokin | Summary: Powerful and efficient optical frequency combs in the mid-infrared (MIR) spectral region are highly desirable for a broad range of applications. Despite extensive efforts utilizing various techniques, MIR frequency comb sources are still […]


Continue.. High-Power Mid-IR Few-Cycle Frequency Comb from Quadratic Solitons in an Optical Parametric Oscillator

Directly wireless communication of human minds via non-invasive brain-computer-metasurface platform

Kavli Affiliate: Wei Gao | First 5 Authors: Qian Ma, Wei Gao, Qiang Xiao, Lingsong Ding, Tianyi Gao | Summary: Brain-computer interfaces (BCIs), invasive or non-invasive, have projected unparalleled vision and promise for assisting patients in need to better their interaction with the surroundings. Inspired by the BCI-based rehabilitation technologies for nerve-system impairments and amputation, […]


Continue.. Directly wireless communication of human minds via non-invasive brain-computer-metasurface platform

Deep Geometry Post-Processing for Decompressed Point Clouds

Kavli Affiliate: Wei Gao | First 5 Authors: Xiaoqing Fan, Ge Li, Dingquan Li, Yurui Ren, Wei Gao | Summary: Point cloud compression plays a crucial role in reducing the huge cost of data storage and transmission. However, distortions can be introduced into the decompressed point clouds due to quantization. In this paper, we propose […]


Continue.. Deep Geometry Post-Processing for Decompressed Point Clouds

GaLactic and Extragalactic All-sky Murchison Widefield Array survey eXtended (GLEAM-X) I: Survey Description and Initial Data Release

Kavli Affiliate: Xiang Zhang | First 5 Authors: Natasha Hurley-Walker, Timothy J. Galvin, Stefan W. Duchesne, Xiang Zhang, John Morgan | Summary: We describe a new low-frequency wideband radio survey of the southern sky. Observations covering 72 – 231 MHz and Declinations south of $+30^circ$ have been performed with the Murchison Widefield Array "extended" Phase […]


Continue.. GaLactic and Extragalactic All-sky Murchison Widefield Array survey eXtended (GLEAM-X) I: Survey Description and Initial Data Release

Mapping the dispersion of the occupied and unoccupied band structure in photoexcited 1T-TiSe$_2$

Kavli Affiliate: Alessandra Lanzara | First 5 Authors: Maximilian Huber, Yi Lin, Nicholas Dale, Renee Sailus, Sefaattin Tongay | Summary: Charge density waves (CDW) are states of broken symmetry with a periodic modulation of charge and lattice typically leading to the opening of a gap in the band structure. In the model CDW system 1T-TiSe$_2$ […]


Continue.. Mapping the dispersion of the occupied and unoccupied band structure in photoexcited 1T-TiSe$_2$

Reentrant Rigidity Percolation in Structurally Correlated Filamentous Networks

Kavli Affiliate: Itai Cohen | First 5 Authors: Jonathan Michel, Gabriel von Kessel, Thomas Wyse Jackson, Lawrence J. Bonassar, Itai Cohen | Summary: Many biological tissues feature a heterogeneous network of fibers whose tensile and bending rigidity contribute substantially to these tissues’ elastic properties. Rigidity percolation has emerged as a important paradigm for relating these […]


Continue.. Reentrant Rigidity Percolation in Structurally Correlated Filamentous Networks

A puzzling insensitivity of magnon spin diffusion to the presence of 180$^circ$ domain walls in a ferrimagnetic insulator

Kavli Affiliate: Daniel C. Ralph | First 5 Authors: Ruofan Li, Lauren J. Riddiford, Yahong Chai, Minyi Dai, Hai Zhong | Summary: We present room-temperature measurements of magnon spin diffusion in epitaxial ferrimagnetic insulator MgAl$_{0.5}$Fe$_{1.5}$O$_{4}$ (MAFO) thin films near zero applied magnetic field where the sample forms a multi-domain state. Due to a weak uniaxial […]


Continue.. A puzzling insensitivity of magnon spin diffusion to the presence of 180$^circ$ domain walls in a ferrimagnetic insulator

Integrated Pockels Laser

Kavli Affiliate: Kerry J. Vahala | First 5 Authors: Mingxiao Li, Lin Chang, Lue Wu, Jeremy Staffa, Jingwei Ling | Summary: The development of integrated semiconductor lasers has miniaturized traditional bulky laser systems, enabling a wide range of photonic applications. A progression from pure III-V based lasers to III-V/external cavity structures has harnessed low-loss waveguides […]


Continue.. Integrated Pockels Laser