Point Cloud Semantic Segmentation with Sparse and Inhomogeneous Annotations

Kavli Affiliate: Wei Gao | First 5 Authors: Zhiyi Pan, Nan Zhang, Wei Gao, Shan Liu, Ge Li | Summary: Utilizing uniformly distributed sparse annotations, weakly supervised learning alleviates the heavy reliance on fine-grained annotations in point cloud semantic segmentation tasks. However, few works discuss the inhomogeneity of sparse annotations, albeit it is common in […]


Continue.. Point Cloud Semantic Segmentation with Sparse and Inhomogeneous Annotations

Optomechanical methodology for characterizing the thermal properties of 2D materials

Kavli Affiliate: Herre S. J. Van Der Zant | First 5 Authors: Hanqing Liu, Hatem Brahmi, Carla Boix-Constant, Herre S. J. van der Zant, Peter G. Steeneken | Summary: Heat transport in two-dimensions is fundamentally different from that in three dimensions. As a consequence, the thermal properties of 2D materials are of great interest, both […]


Continue.. Optomechanical methodology for characterizing the thermal properties of 2D materials

Image and Data Mining in Reticular Chemistry Using GPT-4V

Kavli Affiliate: Omar M. Yaghi | First 5 Authors: Zhiling Zheng, Zhiguo He, Omar Khattab, Nakul Rampal, Matei A. Zaharia | Summary: The integration of artificial intelligence into scientific research has reached a new pinnacle with GPT-4V, a large language model featuring enhanced vision capabilities, accessible through ChatGPT or an API. This study demonstrates the […]


Continue.. Image and Data Mining in Reticular Chemistry Using GPT-4V

Programmable patchy particles for materials design

Kavli Affiliate: Michael P. Brenner | First 5 Authors: Ella M. King, Chrisy Xiyu Du, Qian-Ze Zhu, Samuel S. Schoenholz, Michael P. Brenner | Summary: Direct design of complex functional materials would revolutionize technologies ranging from printable organs to novel clean energy devices. However, even incremental steps towards designing functional materials have proven challenging. If […]


Continue.. Programmable patchy particles for materials design

Scientific Preparation for CSST: Classification of Galaxy and Nebula/Star Cluster Based on Deep Learning

Kavli Affiliate: Feng Wang | First 5 Authors: Yuquan Zhang, Zhong Cao, Feng Wang, Lam, Man I | Summary: The Chinese Space Station Telescope (abbreviated as CSST) is a future advanced space telescope. Real-time identification of galaxy and nebula/star cluster (abbreviated as NSC) images is of great value during CSST survey. While recent research on […]


Continue.. Scientific Preparation for CSST: Classification of Galaxy and Nebula/Star Cluster Based on Deep Learning

Low Resistance Ohmic Contact to P-type Monolayer WSe2

Kavli Affiliate: Michael Crommie | First 5 Authors: Jingxu Xie, Zuocheng Zhang, Haodong Zhang, Vikram Nagarajan, Wenyu Zhao | Summary: Advanced microelectronics in the future may require semiconducting channel materials beyond silicon. Two-dimensional (2D) semiconductors, characterized by their atomically thin thickness, hold immense promise for high-performance electronic devices at the nanometer scale with lower heat […]


Continue.. Low Resistance Ohmic Contact to P-type Monolayer WSe2

The Universe SPHEREx Will See: Empirically Based Galaxy Simulations and Redshift Predictions

Kavli Affiliate: James J. Bock | First 5 Authors: Richard M. Feder, Daniel C. Masters, Bomee Lee, James J. Bock, Yi-Kuan Chiang | Summary: We simulate galaxy properties and redshift estimation for SPHEREx, the next NASA Medium Class Explorer. To make robust models of the galaxy population and test spectro-photometric redshift performance for SPHEREx, we […]


Continue.. The Universe SPHEREx Will See: Empirically Based Galaxy Simulations and Redshift Predictions

Broadband, High-Reflectivity Dielectric Mirrors at Wafer Scale: Combining Photonic Crystal and Metasurface Architectures for Advanced Lightsails

Kavli Affiliate: Simon Groblacher | First 5 Authors: Jin Chang, Wenye Ji, Xiong Yao, Arnold J. van Run, Simon Gröblacher | Summary: Highly ambitious initiatives aspire to propel a miniature spacecraft to a neighboring star within a human generation, leveraging the radiation pressure of lasers for propulsion. One of the main challenges to achieving this […]


Continue.. Broadband, High-Reflectivity Dielectric Mirrors at Wafer Scale: Combining Photonic Crystal and Metasurface Architectures for Advanced Lightsails

A single-phonon directional coupler

Kavli Affiliate: Simon Groblacher | First 5 Authors: Amirparsa Zivari, Niccolò Fiaschi, Lorenzo Scarpelli, Menno Jansen, Roel Burgwal | Summary: Integrated photonics has enabled countless technologies in telecommunications, spectroscopy, metrology, quantum optics, and quantum information processing. Using highly confined guided optical modes is the key that has made integrated circuits possible and has lead to […]


Continue.. A single-phonon directional coupler

TOI-4641b: An Aligned Warm Jupiter Orbiting a Bright (V=7.5) Rapidly Rotating F-star

Kavli Affiliate: David Charbonneau | First 5 Authors: Allyson Bieryla, George Zhou, Juliana García-Mejía, Tyler R. Farnington, David W. Latham | Summary: We report the discovery of TOI-4641b, a warm Jupiter transiting a rapidly rotating F-type star with a stellar effective temperature of 6560 K. The planet has a radius of 0.73 $R_{Jup}$, a mass […]


Continue.. TOI-4641b: An Aligned Warm Jupiter Orbiting a Bright (V=7.5) Rapidly Rotating F-star