Results 41 to 50 of about 48,991 (269)

Resolving the biome debate: ecological and palaeo‐data concur that the extensive tree‐limited grassy biomes of central and north‐western Madagascar are largely anthropogenic

open access: yesBiological Reviews, EarlyView.
ABSTRACT For millennia, human activities have transformed ecosystems globally. Determining which landscapes are predominantly anthropogenic is crucial to conservation and habitat restoration. Madagascar, a critically‐threatened biodiversity hotspot, is a prominent example.
Grant S. Joseph   +7 more
wiley   +1 more source

Thermal Meson Properties from Correlation Functions and their Spectral Representation [PDF]

open access: yes, 2003
Stickan S. Thermal Meson Properties from Correlation Functions and their Spectral Representation.
Stickan, Sven
core  

The Swedish Arctic Fox Project: 40 years of research in ecology and conservation

open access: yesThe Journal of Wildlife Management, EarlyView.
The 4 central research themes in The Swedish Arctic Fox Project and key deliverables for practical conservation achieved over 4 decades. Abstract The scientific community widely recognizes the value of long‐term studies, especially those with individual‐level resolution; however, maintaining a consecutive data series is associated with multiple ...
Anders Angerbjörn   +11 more
wiley   +1 more source

Vector-meson production and vector meson dominance

open access: yesEuropean Physical Journal C: Particles and Fields, 2021
We consider the fidelity of the vector meson dominance (VMD) assumption as an instrument for relating the electromagnetic vector-meson production reaction $$e + p \rightarrow e^\prime + V + p$$ e + p → e ′ + V + p to the purely hadronic process $$V + p ...
Y.-Z. Xu   +5 more
doaj   +1 more source

Landscape drivers of scaled quail occurrence across a broad spatiotemporal scale: implications for habitat management

open access: yesThe Journal of Wildlife Management, EarlyView.
Combining large‐scale avian surveys with remote sensing products revealed landscape variables that likely limit scaled quail occurrence at the ecoregion scale in Texas. Promoting management practices that address ecoregion‐specific limiting factors may be key to averting further declines.
Benjamin W. Hoose   +5 more
wiley   +1 more source

In-medium Properties of the η′-Meson from Photonuclear Reactions

open access: yesEPJ Web of Conferences, 2012
Investigations of in-medium properties of the η′-meson are presented. The photoproduction of η′-mesons off 12C, 40Ca, 93Nb and 208Pb nuclei has been measured with the Crystal Barrel/TAPS detector system at the ELSA accelerator in Bonn.
Nanova Mariana
doaj   +1 more source

Scalar mesons and tetraquarks by means of lattice QCD [PDF]

open access: yes, 2012
We study the light scalar mesons a_0(980) and kappa using N_f = 2+1+1 flavor lattice QCD. In order to probe the internal structure of these scalar mesons, and in particular to identify, whether a sizeable tetraquark component is present, we use a large ...
Daldrop, Jan Oliver   +7 more
core  

Life‐history traits and phylogeny structure taxon‐specific species–substrate relationships in deadwood

open access: yesOikos, EarlyView.
To understand the structuring of species assemblages, integrating life‐history traits and evolutionary heritage in analyses is vital. This allows the assessment of a mechanistic link between species and their environment. Deadwood systems are vital for nutrient cycling and biodiversity support, governed by complex intra‐ and inter‐specific fungal and ...
Albin Larsson Ekström   +4 more
wiley   +1 more source

Meson scattering in a non-minimally Lorentz-violating scalar QED at finite temperature

open access: yesEuropean Physical Journal C: Particles and Fields
In this paper we study meson scattering in a non-minimally Lorentz-violating scalar QED at finite temperature. The meson scatterings were investigated in tree level and the finite temperature effects were addressed by using the thermofield dynamics ...
M. C. Araújo, R. V. Maluf, J. Furtado
doaj   +1 more source

MESON-MESON THEORY

open access: yesLe Journal de Physique Colloques, 1973
No abstract ...
openaire   +2 more sources

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