Results 31 to 40 of about 3,685,182 (335)

Extreme Magnification Microlensing Event OGLE-2008-BLG-279: Strong Limits on Planetary Companions to the Lens Star [PDF]

open access: yes, 2009
We analyze the extreme high-magnification microlensing event OGLE-2008-BLG-279, which peaked at a maximum magnification of A ~ 1600 on 30 May 2008.
A. Cassan   +111 more
core   +7 more sources

Recruitment Disruption and the Role of Unaffected Populations for Potential Recovery After the Pinna nobilis Mass Mortality Event

open access: yesFrontiers in Marine Science, 2020
A devastating mass mortality event (MME) very likely caused by the protozoan Haplosporidium pinnae first detected in 2016 in the Western Mediterranean Sea, is pushing the endemic bivalve Pinna nobilis to near extinction. Populations recovery, if possible,
D. Kersting   +24 more
semanticscholar   +1 more source

Foraging trip duration of honeybee increases during a poor air quality episode and the increase persists thereafter

open access: yesEcology and Evolution, 2021
Increased concentration of airborne particulate matter (PM) in the atmosphere alters the degree of polarization of skylight which is used by honeybees for navigation during their foraging trips.
Yoori Cho   +7 more
doaj   +1 more source

MOA-2009-BLG-387Lb: A massive planet orbiting an M dwarf [PDF]

open access: yes, 2011
We report the discovery of a planet with a high planet-to-star mass ratio in the microlensing event MOA-2009-BLG-387, which exhibited pronounced deviations over a 12-day interval, one of the longest for any planetary event. The host is an M dwarf, with a
A. Allan   +179 more
core   +5 more sources

Event-Triggered Adaptive Dynamic Programming Consensus Tracking Control for Discrete-Time Multiagent Systems

open access: yesComplexity, 2022
This paper proposes a novel adaptive dynamic programming (ADP) approach to address the optimal consensus control problem for discrete-time multiagent systems (MASs).
Yuyang Zhao   +4 more
doaj   +1 more source

Limits on Stellar and Planetary Companions in Microlensing Event OGLE-1998-BUL-14 [PDF]

open access: yes, 1999
We present the PLANET photometric data set for \ob14, a high magnification ($A_{\rm max}\sim 16$) event alerted by the OGLE collaboration toward the Galactic bulge in 1998.
(The PLANET Collaboration)   +25 more
core   +3 more sources

Speech as Noise Interference During a Mass Event

open access: yesIOP Conference Series: Materials Science and Engineering, 2021
Abstract Participants of mass events are noise sources for surrounding area and perception of information. To rate the intelligibility of the signals of sound amplification systems and to design the instruments of the noise insolation, the methods of calculating the propagation of sound energy from distributed noise sources such as ...
I L Shubin   +3 more
openaire   +1 more source

Extreme mass ratio inspiral rates: dependence on the massive black hole mass [PDF]

open access: yes, 2009
We study the rate at which stars spiral into a massive black hole (MBH) due to the emission of gravitational waves (GWs), as a function of the mass M of the MBH. In the context of our model, it is shown analytically that the rate approximately depends on
Alexander T   +35 more
core   +1 more source

The Impact of the Free-floating Planet Mass Function on the Event Rate for Accurate Microlensing Parallax Determination: Application to Euclid and Roman Parallax Observation

open access: yesThe Astronomical Journal, 2023
A microlensing event is mainly used to search for free-floating planets (FFPs). To estimate the FFP mass and distance via the microlensing effect, a microlensing parallax is one of the key parameters.
M. Ban
doaj   +1 more source

Mass function and particle creation in Schwarzschild-de Sitter spacetime

open access: yes, 2013
We construct a mass or energy function for the non-Nariai class Schwarzschild-de Sitter black hole spacetime in the region between the black hole and the cosmological event horizons. The mass function is local, positive definite, continuous and increases
Bhattacharya, Sourav, Lahiri, Amitabha
core   +1 more source

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