Results 11 to 20 of about 16,616 (276)

A Microsurgical Technique for Removing the Spermatheca of Bumblebee Females and Its Application [PDF]

open access: yesInsects
To solve the technical bottleneck caused by the absence of a feasible method for removing the spermatheca in social insects, we developed a microsurgical technique specifically designed for bumblebee females.
Mingsheng Zhuang   +7 more
doaj   +2 more sources

Distinct virome compositions and lack of viral diversification indicate that viral spillover is a dead-end between the western honey bee and the common eastern bumblebee [PDF]

open access: yesCommunications Biology
Pathogen spillover events are of global concern as they have the potential to cause significant harm to the novel host species. The potential of viral spillover from the western honey bee (Apis mellifera) to other insects is well established.
Dean A. McKeown   +13 more
doaj   +2 more sources

Data on the diet and nutrition of urban and rural bumblebees [PDF]

open access: yesScientific Data
Land-use changes, driven by agricultural intensification and urbanization, are major contributors to biodiversity loss, altering habitats and reducing available resources.
Joan Casanelles-Abella   +6 more
doaj   +2 more sources

Probing Schwarzschild-like black holes in metric-affine bumblebee gravity with accretion disk, deflection angle, greybody bounds, and neutrino propagation [PDF]

open access: yesJournal of Cosmology and Astroparticle Physics, 2023
In this paper, we investigate Schwarzschild-like black holes within the framework of metric-affine bumblebee gravity. We explore the implications of such a gravitational setup on various astrophysical phenomena, including the presence of an accretion ...
G. Lambiase   +3 more
semanticscholar   +1 more source

Dark matter spike around Bumblebee black holes [PDF]

open access: yesJournal of Cosmology and Astroparticle Physics, 2023
The effects of dark matter spike in the vicinity of the supermassive black hole, located at the center of M87 (the Virgo A galaxy), are investigated within the framework of the so-called Bumblebee Gravity.
S. Capozziello   +3 more
semanticscholar   +1 more source

Extended thermodynamics of the bumblebee black holes [PDF]

open access: yesPhysical Review D, 2023
As a vector-tensor theory including nonminimal coupling between the Ricci tensor and a vector field, the bumblebee gravity is a potential theory to test Lorentz symmetry violation. Recently, a new class of numerical spherical black holes in the bumblebee
Zhan-Feng Mai   +3 more
semanticscholar   +1 more source

Probing the Lorentz Invariance Violation via Gravitational Lensing and Analytical Eigenmodes of Perturbed Slowly Rotating Bumblebee Black Holes [PDF]

open access: yesUniverse, 2023
The ability of bumblebee gravity models to explain dark energy, which is the phenomenon responsible for the universe’s observed accelerated expansion, is one of their most significant applications.
M. Mangut   +3 more
semanticscholar   +1 more source

Quasinormal modes and late time tails of perturbation fields on a Schwarzschild-like black hole with a global monopole in the Einstein-bumblebee theory [PDF]

open access: yesScience China Physics Mechanics and Astronomy, 2023
In this paper we complete a systematic study on quasinormal modes (QNMs) and late time tails for scalar, Dirac and Maxwell fields on a spherically symmetric Schwarzschild-like black hole with a global monopole in the Einstein-bumblebee theory.
Xiaolin Zhang   +2 more
semanticscholar   +1 more source

QNMs of slowly rotating Einstein–Bumblebee black hole [PDF]

open access: yesThe European Physical Journal C, 2022
We have studied the quasinormal modes (QNMs) of a slowly rotating black hole with Lorentz-violating parameter in Einstein–Bumblebee gravity. We analyse the slow rotation approximation of the rotating black hole in the Einstein–Bumblebee gravity, and ...
Wentao Liu   +3 more
semanticscholar   +1 more source

Vacuum solution within a metric-affine bumblebee gravity [PDF]

open access: yesPhysical Review D, 2022
We consider a metric-affine extension to the gravitational sector of the Standard-Model Extension for the Lorentz-violating coefficients $u$ and $s^{\mu\nu}$.
A. A. A. Filho   +3 more
semanticscholar   +1 more source

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