Results 21 to 30 of about 15,174,813 (407)

Space and National Security: Points of interaction, Opportunities and Issue of Priority [PDF]

open access: yesAdvanced Space Law
The article reveals the importance of space for national security. The points of interaction between space activities and national security are identified, which reflect the growing importance of outer space for ensuring the security of States and ...
Volodymyr Neskorozhenyi   +2 more
doaj   +1 more source

Lightweight, High-Q and High Temperature Stability Microwave Cavity Resonators Using Carbon-Fiber Reinforced Silicon-Carbide Ceramic Composite

open access: yesIEEE Journal of Microwaves, 2023
This article for the first time presents a high-Q cavity resonator manufactured using carbon-fiber reinforced silicon carbide (SiC) ceramic composite material HB-Cesic.
Lu Qian   +6 more
doaj   +1 more source

International Space Law and the Use of Artificial Intelligence in Space Technologies

open access: yesحقوق فناوریهای نوین, 2023
With the tremendous developments in space technologies in recent years, artificial intelligence is used instead of humans in decision-making. Artificial intelligence (AI) by the ability to think logically, manage its actions and correct its decisions ...
hamid kazemi
doaj  

High-Resolution Image and Video CubeSat (HiREV): Development of Space Technology Test Platform Using a Low-Cost CubeSat Platform

open access: yesInternational Journal of Aerospace Engineering, 2019
In this paper, we present high-resolution image and video CubeSat (HiREV), the first constructed 6 U platform to reach the space technology test bed stage, developed by the Korea Aerospace Research Institute (KARI).
D. Cho   +5 more
semanticscholar   +1 more source

Advances in Space Robots for On‐Orbit Servicing: A Comprehensive Review

open access: yesAdvanced Intelligent Systems, 2023
Space robots play a significant role in on‐orbit servicing (OOS) missions, such as inspecting, capturing, refueling, and repairing satellites, assembling and maintaining large space infrastructure, and removing orbital debris. Over the past four decades,
Boyu Ma   +3 more
semanticscholar   +1 more source

Building distributed ground station system with radio amateurs

open access: yesJournal of Telecommunications and Information Technology, 2023
The paper concerns radio amateur satellites that are built by international student teams. For contacting a satellite, a single ground station is usually used. In this configuration and with the satellite on the low Earth orbit (LEO), teams have contact
Marcin Stolarski, Wiesław Winiecki
doaj   +1 more source

Starting with the Space: Integrating Learning Spaces and Technologies

open access: yesJournal of Teaching and Learning with Technology, 2019
Teaching introductory courses to college freshmen requires innovative pedagogies, which are often powered by new advanced technologies. In addition to the potential for increased student engagement promised by new technologies, instructors may also plan and deploy active learning strategies that first consider the physical spaces in which learning will
Gibau, Gina Sanchez   +2 more
openaire   +3 more sources

Technologies for low cost small satellites

open access: yesJournal of Telecommunications and Information Technology, 2023
Paper presents short description of satellite struc- ture and characterization of its subsystems. Review of tech- nologies used in small satellite missions is presented, consid- ering possible solutions in low cost projects.
Krzysztof Kurek
doaj   +1 more source

Moral Values and Skills: The Challenges of Space Exploration Practices [PDF]

open access: yesФилософия и космология, 2019
The present study examines the problem of moral values arising aboard manned spacecrafts. The authors believe that this problem is due to the transition of modern society to the Information Age.
Olena Shevniuk, Olena Matviienko
doaj   +1 more source

Plasma meets metamaterials: Three ways to advance space micropropulsion systems

open access: yesAdvances in Physics: X, 2021
Plasma and metamaterials: what new advances in space micro-propulsion systems can they bring when used together? The aim of this concise review article is to attract attention of the space propulsion scientists and engineers, along with experts working ...
Igor Levchenko   +4 more
doaj   +1 more source

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