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The DeepCore sub-detector of the IceCube Neutrino Observatory provides access to neutrinos with energies above approximately 5 GeV. Data taken between 2012-2021 (3,387 days) are utilized for an atmospheric $\nu_\mu$ disappearance analysis…

高能物理 - 实验 · 物理学 2024-05-06 IceCube Collaboration

In this work, we seek to improve the velocity reconstruction of clusters by using Graph Neural Networks -- a type of deep neural network designed to analyze sparse, unstructured data. In comparison to the Convolutional Neural Network (CNN)…

宇宙学与河外天体物理 · 物理学 2024-02-23 Hideki Tanimura , Albert Bonnefous , Jia Liu , Sanmay Ganguly

The IceCube Neutrino Observatory is highly sensitive to neutrino bursts of $\mathcal{O}$(10) MeV energy that are would be generated by core collapse supernovae in our Galaxy. It will resolve temporal structures in supernova light curves…

高能天体物理现象 · 物理学 2021-08-23 Alexander Fritz , David Kappesser

Gamma-ray bursts (GRBs) have long been proposed as a potential source of high-energy neutrinos. Although no confirmed association between GRBs and neutrinos has been established, meaningful constraints have been placed on GRB prompt…

高能天体物理现象 · 物理学 2025-07-08 Wenkang Lian , Shunke Ai , He Gao

IceCube was completed in December 2010. It forms a lattice of 5160 photomultiplier tubes that monitor a volume of ~ 1 cubic km in the deep Antarctic ice for particle induced photons. The telescope was designed to detect neutrinos with…

高能天体物理现象 · 物理学 2019-08-14 Lutz Köpke

KM3NeT, a neutrino telescope currently under construction in the Mediterranean Sea, consists of a network of large-volume Cherenkov detectors. Its two different sites, ORCA and ARCA, are optimised for few GeV and TeV-PeV neutrino energies,…

天体物理仪器与方法 · 物理学 2021-11-17 S. Reck , D. Guderian , G. Vermariën , A. Domi

The IceCube-Gen2 facility will extend the energy range of IceCube to ultra-high energies. The key component to detect neutrinos with energies above 10 PeV is a large array of in-ice radio detectors. In previous work, direction…

高能天体物理现象 · 物理学 2023-07-27 Sjoerd Bouma , Anna Nelles

We developed an event reconstruction algorithm, applicable to large liquid scintillator detectors, built primarily upon neutron calibration data. We employ a likelihood method using photon detection time and charge information from…

The IceCube Neutrino Observatory is currently the largest and most sensitive detector for astrophysical neutrinos and has pioneered the field of high-energy neutrino astronomy. Despite being designed with the primary goal of identifying…

高能天体物理现象 · 物理学 2025-07-14 Per Arne Sevle Myhr , Gwenhaël de Wasseige

A full energy and flavor-dependent analysis of the three-year high-energy IceCube neutrino events is presented. By means of multidimensional fits, we derive the current preferred values of the high-energy neutrino flavor ratios, the…

高能天体物理现象 · 物理学 2015-06-15 Sergio Palomares-Ruiz , Aaron C. Vincent , Olga Mena

The IceTop array at the surface of the IceCube Neutrino Observatory measures extensive air showers produced by cosmic-ray particles with energies from PeV up to EeV, covering the transition region from galactic to extragalactic sources.…

高能天体物理现象 · 物理学 2025-07-14 Lilly Pyras , Larissa Paul , Katherine Rawlins , Ian Reistroffer , Amar Thakuri

The IceCube South Pole Neutrino Observatory is a Cherenkov detector instrumented in a cubic kilometer of ice at the South Pole. IceCube's primary scientific goal is the detection of TeV neutrino emissions from astrophysical sources. At the…

高能物理 - 实验 · 物理学 2023-08-01 Shiqi Yu , Jessie Micallef

The next Galactic core-collapse supernova (CCSN) presents a once-in-a-lifetime opportunity to make astrophysical measurements using neutrinos, gravitational waves, and electromagnetic radiation. CCSNe local to the Milky Way are extremely…

高能天体物理现象 · 物理学 2023-08-04 Spencer Griswold , Segev BenZvi

During the public Kaggle competition "IceCube -- Neutrinos in Deep Ice", thousands of reconstruction algorithms were created and submitted, aiming to estimate the direction of neutrino events recorded by the IceCube detector. Here we…

高能天体物理现象 · 物理学 2023-10-25 Habib Bukhari , Dipam Chakraborty , Philipp Eller , Takuya Ito , Maxim V. Shugaev , Rasmus Ørsøe

With their wide field of view and high duty cycle, water-Cherenkov-based observatories are integral to studying the very high-energy gamma-ray sky. For gamma-ray observations, precise event reconstruction and highly effective background…

天体物理仪器与方法 · 物理学 2025-03-21 Jonas Glombitza , Martin Schneider , Franziska Leitl , Stefan Funk , Christopher van Eldik

Although numerical models provide accurate solutions for ice sheet dynamics based on physics laws, they accompany intensified computational demands to solve partial differential equations. In recent years, convolutional neural networks…

机器学习 · 计算机科学 2024-06-27 Younghyun Koo , Maryam Rahnemoonfar

We review the state of the art in the detection of extreme high-energy neutrinos, focusing on the IceCube and KM3NeT neutrino telescopes. IceCube, operating deep in Antarctic ice, and KM3NeT, a new array in the Mediterranean Sea, employ…

高能天体物理现象 · 物理学 2025-09-17 Lu Lu , Tianlu Yuan

Neutrino telescopes are large-scale detectors designed to observe Cherenkov radiation produced from neutrino interactions in water or ice. They exist to identify extraterrestrial neutrino sources and to probe fundamental questions…

The IceCube-Gen2 Neutrino Observatory is proposed to extend the all-flavour energy range of IceCube beyond PeV energies. It will comprise two key components: I) An enlarged 8$\,$km$^3$ in-ice optical Cherenkov array to measure the…

高能天体物理现象 · 物理学 2023-08-03 Felix Schlüter , Simona Toscano

This study focuses on the application of deep geometric models to solve the 3x3x3 Rubik's Cube. We begin by discussing the cube's graph representation and defining distance as the model's optimization objective. The distance approximation…

机器学习 · 计算机科学 2025-02-03 Alessandro Barro