Results 1 to 10 of about 1,842,589 (142)

Susceptibility of Commercial-Off-The-Shelf Sensors to IEMI using Pulse Modulated Signals [PDF]

open access: yesAdvances in Radio Science, 2023
The use of sensors has grown dramatically in recent years and many devices rely on the information they provide. The lack of proper security mechanisms available to control the use of sensors and the high degree of integration make them more vulnerable ...
L. Cesbron Lavau   +3 more
doaj   +1 more source

Vulnerability of Smart Grid-enabled Protection Relays to IEMI [PDF]

open access: yesAdvances in Radio Science, 2023
The electricity sector has been undergoing transformations towards the smart grid concept, which aims to improve the robustness, efficiency, and flexibility of the power system.
F. Arduini   +5 more
doaj   +1 more source

Definition and test of the electromagnetic immunity of UAS for first responders [PDF]

open access: yesAdvances in Radio Science, 2015
Recent technological developments considerably lowered the barrier for unmanned aerial systems (UAS) to be employed in a variety of usage scenarios, comprising live video transmission from otherwise inaccessible vantage points.
C. Adami   +4 more
doaj   +1 more source

MULTISCALE TREND ANALYSIS [PDF]

open access: yesFractals, 2004
This paper introduces a multiscale analysis based on optimal piecewise linear approximations of time series. An optimality criterion is formulated, and on its base, a computationally effective algorithm is constructed for decomposition of a time series into a hierarchy of trends (local linear approximations) at different scales.
Zaliapin, Ilya   +2 more
openaire   +2 more sources

The FIRE-IN project: Tsunami-risk related practitioner challenges and 3rd cycle overall results [version 2; peer review: 1 approved, 2 approved with reservations]

open access: yesOpen Research Europe, 2023
This article summarizes the methodology for the identification of practitioners’ challenges of the H2020 funded project FIRE-IN (Fire and Rescue Innovation Network) activities with a strong focus on the natural hazard mitigation working group and ...
Ioannis Tsaloukidis   +10 more
doaj   +1 more source

Summer sudden Na number density enhancements measured with the ALOMAR Weber Na Lidar [PDF]

open access: yesAnnales Geophysicae, 2008
We present summer Na-densities and atmospheric temperatures measured 80 to 110 km above the Arctic Lidar Observatory for Middle Atmosphere Research (ALOMAR).
D. Heinrich   +6 more
doaj   +1 more source

Assessment of the Spatiotemporal Changes in the Extreme Precipitation Climate Indices over the Chungcheong Region of South Korea during 1973–2020

open access: yesAtmosphere, 2023
This study analyzed the changes and trends in twelve extreme precipitation-based climate indices obtained using daily data from 10 synoptic stations in the Chungcheong region of South Korea during the 1973–2020 period.
Hyungon Cho   +3 more
doaj   +1 more source

Accumulation of Atmospheric Metals and Nitrogen Deposition in Mosses: Temporal Development between 1990 and 2020, Comparison with Emission Data and Tree Canopy Drip Effects

open access: yesPollutants, 2023
Mosses are suitable for recording the bioaccumulation of atmospheric deposition over large areas at many sites. In Europe, such monitoring has been carried out every five years since 1990.
Winfried Schröder   +3 more
doaj   +1 more source

Barriers and Facilitators in Interorganizational Disaster Response: Identifying Examples Across Europe

open access: yesInternational Journal of Disaster Risk Science, 2020
Disaster response actors are facing new challenges, which encompass not only new and ever more complex threats but also the need to collaborate across organizational boundaries and even state borders.
Claudia Berchtold   +5 more
doaj   +1 more source

Molecular exploration of fossil eggshell uncovers hidden lineage of giant extinct bird

open access: yesNature Communications, 2023
The evolution and systematics of Madagascar’s extinct elephant birds remains unclear. Here, the authors recover genetic, stable isotope, morphological, and geographic data from fossil eggshell to describe variation among clades, identifying cryptic ...
Alicia Grealy   +18 more
doaj   +1 more source

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