Systematic collapse of the accretion disc in AGN confirmed by UV photometry and broad line spectra

Kavli Affiliate: John D. Silverman | First 5 Authors: Jia-Lai Kang, Chris Done, Scott Hagen, Matthew J. Temple, John D. Silverman | Summary: A recent study on the spectral energy distribution (SED) of AGN combined unobscured X-ray sources from the eROSITA eFEDS Survey with high quality optical imaging from Subaru’s Hyper Suprime-Cam (HSC). The HSC […]


Continue.. Systematic collapse of the accretion disc in AGN confirmed by UV photometry and broad line spectra

Perceptual Quality Assessment of Octree-RAHT Encoded 3D Point Clouds

Kavli Affiliate: Wei Gao | First 5 Authors: Dongshuai Duan, Honglei Su, Qi Liu, Hui Yuan, Wei Gao | Summary: No-reference bitstream-layer point cloud quality assessment (PCQA) can be deployed without full decoding at any network node to achieve real-time quality monitoring. In this work, we focus on the PCQA problem dedicated to Octree-RAHT encoding […]


Continue.. Perceptual Quality Assessment of Octree-RAHT Encoded 3D Point Clouds

Perceptual Quality Assessment of Octree-RAHT Encoded 3D Point Clouds

Kavli Affiliate: Wei Gao | First 5 Authors: Dongshuai Duan, Honglei Su, Qi Liu, Hui Yuan, Wei Gao | Summary: No-reference bitstream-layer point cloud quality assessment (PCQA) can be deployed without full decoding at any network node to achieve real-time quality monitoring. In this work, we focus on the PCQA problem dedicated to Octree-RAHT encoding […]


Continue.. Perceptual Quality Assessment of Octree-RAHT Encoded 3D Point Clouds

Perceptual Quality Assessment of Trisoup-Lifting Encoded 3D Point Clouds

Kavli Affiliate: Wei Gao | First 5 Authors: Juncheng Long, Honglei Su, Qi Liu, Hui Yuan, Wei Gao | Summary: No-reference bitstream-layer point cloud quality assessment (PCQA) can be deployed without full decoding at any network node to achieve real-time quality monitoring. In this work, we develop the first PCQA model dedicated to Trisoup-Lifting encoded […]


Continue.. Perceptual Quality Assessment of Trisoup-Lifting Encoded 3D Point Clouds

Perceptual Quality Assessment of Trisoup-Lifting Encoded 3D Point Clouds

Kavli Affiliate: Wei Gao | First 5 Authors: Juncheng Long, Honglei Su, Qi Liu, Hui Yuan, Wei Gao | Summary: No-reference bitstream-layer point cloud quality assessment (PCQA) can be deployed without full decoding at any network node to achieve real-time quality monitoring. In this work, we develop the first PCQA model dedicated to Trisoup-Lifting encoded […]


Continue.. Perceptual Quality Assessment of Trisoup-Lifting Encoded 3D Point Clouds

Tracking the jet-like corona of black hole Swift J1727.8-1613 during a flare state through Type-C quasi-periodic oscillations

Kavli Affiliate: Luis C. Ho | First 5 Authors: Jie Liao, Ning Chang, Lang Cui, Pengfei Jiang, Didong Mou | Summary: Type-C quasi-periodic oscillations (QPOs) in black hole X-ray transients typically manifest in the low-hard and hard-intermediate states. This study presents a detailed spectral and temporal analysis of the black hole candidate Swift J1727.8-1613 using […]


Continue.. Tracking the jet-like corona of black hole Swift J1727.8-1613 during a flare state through Type-C quasi-periodic oscillations

Tracking the jet-like corona of black hole Swift J1727.8-1613 during a flare state through Type-C quasi-periodic oscillations

Kavli Affiliate: Luis C. Ho | First 5 Authors: Jie Liao, Ning Chang, Lang Cui, Pengfei Jiang, Didong Mou | Summary: Type-C quasi-periodic oscillations (QPOs) in black hole X-ray transients typically manifest in the low-hard and hard-intermediate states. This study presents a detailed spectral and temporal analysis of the black hole candidate Swift J1727.8-1613 using […]


Continue.. Tracking the jet-like corona of black hole Swift J1727.8-1613 during a flare state through Type-C quasi-periodic oscillations

Ion-Assisted Nanoscale Material Engineering in Atomic Layers

Kavli Affiliate: Xiang Zhang | First 5 Authors: Hossein Taghinejad, Mohammad Taghinejad, Sajjad Abdollahramezani, Qitong Li, Eric V. Woods | Summary: Achieving deterministic control over the properties of low-dimensional materials with nanoscale precision is a long-sought goal. Mastering this capability has a transformative impact on the design of multifunctional electrical and optical devices. Here, we […]


Continue.. Ion-Assisted Nanoscale Material Engineering in Atomic Layers

Interplay of Zeeman field, Rashba spin-orbit interaction, and superconductivity: Transition temperature and quasiparticle excitation

Kavli Affiliate: Yi Zhou | First 5 Authors: Chen Pang, Yi Zhou, , , | Summary: This paper provides a theoretical analysis on the effects of an external Zeeman field and Rashba spin-orbit interactions on superconductivity. We have extensively studied their influence on the superconducting transition temperature $T_c$ and the quasiparticle excitation energy. Our investigation […]


Continue.. Interplay of Zeeman field, Rashba spin-orbit interaction, and superconductivity: Transition temperature and quasiparticle excitation

Highly Excited Electron Cyclotron for QCD Axion and Dark-Photon Detection

Kavli Affiliate: Peter W. Graham | First 5 Authors: Xing Fan, Gerald Gabrielse, Peter W. Graham, Harikrishnan Ramani, Samuel S. Y. Wong | Summary: We propose using highly excited cyclotron states of a trapped electron to detect meV axion and dark photon dark matter, marking a significant improvement over our previous proposal and demonstration [Phys. […]


Continue.. Highly Excited Electron Cyclotron for QCD Axion and Dark-Photon Detection