Results 21 to 30 of about 446 (178)

Using Anomaly Detection to Search for Technosignatures in Breakthrough Listen Observations

The Astronomical Journal
We implement a machine learning algorithm to search for extraterrestrial technosignatures in radio observations of several hundred nearby stars, obtained with the Parkes and Green Bank Telescopes by the Breakthrough Listen collaboration.
Snir Pardo, Dovi Poznanski, Steve Croft, Andrew P. V. Siemion, Matthew Lebofsky   +4 more
doaj   +1 more source

Predicting Solar Photovoltaic Power Output in Saudi Arabia's Jazan Region: Performance Comparison of Machine Learning Models

Energy Science &Engineering, EarlyView.
Workflow of the PV power estimation and ML forecasting methodology. ABSTRACT Accurate prediction of solar panel energy output is vital for managing power systems effectively and maintaining a stable electrical grid. This is especially important in regions that rely heavily on renewable sources. This research provides a direct comparison of five machine
Abdoalateef Alzhrani, Abdullahi Abubakar Mas'ud, Mohd Khairul Amri Kamarudin, Firdaus Muhammad‐Sukki, Abdullahi Mohammad   +4 more
wiley   +1 more source

A TESS Test of the Hybrid Ring Strategy for Technosignature Searches Using GRB 221009A

The Astrophysical Journal
We present the first observational test of the hybrid ring strategy, a general coordinated signaling scheme proposed by N. Seto, which provides a practical Schelling point realization for interstellar signaling.
Naoki Seto
doaj   +1 more source

The regulation of stem cell fate and its application in neural regeneration

Interdisciplinary Medicine, EarlyView.
Regulating stem cell fate is crucial for neural regeneration. This review summarizes key physical, biological, and chemical strategies and their applications in repairing nerve injuries, providing new insights for regenerative medicine. Abstract Regulating the fate of stem cells (SCs) is a key technical problem in the field of regenerative medicine and
Yuexin He, Xingyu Chen, Minghong He, Zhe Li   +3 more
wiley   +1 more source

Opportunities to search for extraterrestrial intelligence with the FAST [PDF]

Research in Astronomy and Astrophysics, 2020
Abstract The discovery of ubiquitous habitable extrasolar planets, combined with revolutionary advances in instrumentation and observational capabilities, has ushered in a renaissance in the search for extraterrestrial intelligence (SETI).
Li, Di, Gajjar, Vishal, Wang, Pei, Siemion, Andrew, Zhang, Zhi-Song, Zhang, Hai-Yan, Yue, You-Ling, Zhu, Yan, Jin, Cheng-Jin, Li, Shi-Yu, Berger, Sabrina, Brzycki, Bryan, Cobb, Jeff, Croft, Steve, Czech, Daniel, DeBoer, David, DeMarines, Julia, Drew, Jamie, Emilio Enriquez, J., Gizani, Nectaria, Korpela, Eric J., Isaacson, Howard, Lebofsky, Matthew, Lacki, Brian, MacMahon, David H. E., Nanez, Morgan, Niu, Chen-Hui, Pei, Xin, Price, Danny C., Werthimer, Dan, Worden, Pete, Gerry Zhang, Yunfan, Zhang, Tong-Jie, Collaboration, FAST   +33 more
openaire   +4 more sources

Solar Hegemony: M Dwarfs Are Unlikely to Host Observers Such As Ourselves

The Astronomical Journal
With no firm evidence for life beyond our solar system, inferences about the population of observers such as ourselves rest upon the Earth as a single input, at least for now.
David Kipping
doaj   +1 more source

First 20 Years of Orbitrap Mass Spectrometry as the Mainstream Analytical Technique

Mass Spectrometry Reviews, EarlyView.
ABSTRACT This review traces the first 20 years of Orbitrap mass spectrometry as a mainstream high‑resolution and accurate‑mass (HR/AM) technology. It outlines the historical development of the Orbitrap analyzer, the evolution of major instrument families, and the key technological innovations that enabled its widespread adoption. Particular emphasis is
Alexander Makarov
wiley   +1 more source

Hybrid Strategy for Coordinated Interstellar Signaling: Linking the Galactic Center and Extragalactic Bursts

The Astrophysical Journal
The search for extraterrestrial intelligence (SETI) is largely limited by the vastness of the signaling parameter space. The concurrent signaling scheme offers a framework in which civilizations can coordinate their transmission and reception by ...
Naoki Seto
doaj   +1 more source

A Search for Extraterrestrial Technosignatures in Archival FAST Survey Data Using a New Procedure

The Astronomical Journal, 2023
The search for extraterrestrial intelligence (SETI) commensal surveys aim to scan the sky to find possible technosignatures from an extraterrestrial intelligence (ETI). The mitigation of radio frequency interference (RFI) is an important step, especially
Yu-Chen Wang, Zhen-Zhao Tao, Zhi-Song Zhang, Cheqiu Lyu, Tingting Zhang, Tong-Jie Zhang, Dan Werthimer   +6 more
doaj   +1 more source

From Flybys to Sample Return: A Review of Space Probes and Robotic Sampling Technologies for Small Bodies

Journal of Field Robotics, EarlyView.
ABSTRACT As a crucial puzzle piece of deep space exploration, exploring small bodies can provide significant scientific insights and valuable mineral resources. Unlike missions to the Moon and Mars, small‐body missions pose distinct technical challenges, including communication delays, weak gravity, and uncertain environments. This paper reviews a full
Xin Zhang, Hao Zhou, Dalin Zhou, Zhaojie Ju   +3 more
wiley   +1 more source