Results 21 to 30 of about 157,087 (295)

$\eta$ and $\eta'$ photoproduction with $\eta$MAID [PDF]

open access: yesProceedings of XVII International Conference on Hadron Spectroscopy and Structure — PoS(Hadron2017), 2018
A phenomenological analysis of $\eta$ and $\eta'$ photoproduction on the protons and the neutrons with EtaMAID model is presented. The model includes 23 nucleon resonances parameterized by Breit-Wigner functions with energy dependent widths. At high energies, $W > 3$ GeV, Regge cut phenomenology was applied with vector and axial-vector meson exchanges ...
Viktor Kashevarov   +2 more
openaire   +1 more source

Evaluation of Spatial Evapotranspiration Estimation by the SEBS Model in a Dry Mountainous Region, Southern Iran [PDF]

open access: yesپژوهش‌های آبخیزداری, 2018
The conventional methods for actual evapotranspiration (ETa) estimating is not sufficiently accurate due to the point based nature of meteorological data and the difficulties related to the plant coefficient (Kc) estimation.
Maryam Zare   +3 more
doaj   +1 more source

Gizarte-langintza komunitarioaren oinarri eta estrategiak: Iruñearen kasua, RETSASO proiektua

open access: yes, 2023
En el ámbito de los servicios sociales, tanto las y los expertos como los reglamentos y normativas definen la comunidad como un sistema de protección que actúa desde la proximidad: desde la cercanía a las personas, a sus capacidades ...
Sarasa Camacho, Hodei
core   +1 more source

Rudolf Trebitsch: Euskal hizkuntzaren eta musikaren grabazioak (1913)

open access: yesFontes Linguae Vasconum, 1998
1913ko udan, Vienako Zientzietako Akademia Inperialaren aginduz, bertako kide bat, Rudolf Trebitsch etnologo ospetsua, Euskal Herrira etorri zen.
Marcelo Miguel López de Arana Arrieta   +1 more
doaj   +1 more source

Programazioaren oinarriak: C-ko eta Java-ko praktikak [PDF]

open access: yes, 2011
Helburuak: Ikasmaterial honen helburu nagusia ikasleek C-ko eta Java-ko klase teorikoetan lantzen dituzten ezagutzak sendotzea da. Norentzat: Programazioari buruzko lehen ezagutzak sendotu nahi dituen edozein ikasleei zuzenduta, baina bereziki ...
Abaroa Erkoreka, Gaizka   +3 more
core   +2 more sources

The $\eta$- and $\eta'$-nucleus interactions and the search for $\eta$, $\eta'$- mesic states

open access: yes, 2020
The isoscalar $\eta$ and $\eta'$ mesons are special in QCD, being linked both to chiral symmetry and to non-perturbative glue associated with the axial anomaly. The properties of these mesons in medium are sensitive to how these dynamics work in the nuclear environment.
Bass, Steven D.   +2 more
openaire   +3 more sources

Eta and eta’ physics in KLOE [PDF]

open access: yesEPJ Web of Conferences, 2019
We present results obtained by the KLOE Collaboration at the DAфNE e+e− collider located in Frascati Laboratories, Italy. The results concern precise measurements of several η meson decays such as Dalitz slope parameters and charge asymmetries for $ \eta \to \mathop \pi \nolimits^ + \mathop \pi \nolimits^ - \mathop \pi \nolimits^0 $, branching ratio
openaire   +3 more sources

Jarrera eta motibazio kontzeptuen haratago... Hizkuntz kultura, praktikak eta emozioak [PDF]

open access: yes, 2016
Artikuluak helburu bikoitza du. Alde batetik, erreparatzea azken hamarkadetan hizkuntzaren dimentsio subjektiboak izandako garapenean, eta bestetik, ibilbide honen ondorioz, irudikatzea aurrera begira planteatu daitezkeen erronka eta eginkizun berriak ...
Hernández García, Jone Miren
core   +1 more source

Search for the X (2370) and observation of eta(c) -> eta eta eta ' in J/psi -> gamma eta eta eta '

open access: yes, 2021
Using a sample of 1.31 x 10(9) J/psi events collected with the BESIII detector, we perform a study of J/psi -> gamma eta eta eta' to search for the X(2370) and eta(c) in the eta eta eta' invariant mass distribution. No significant signal for the X(2370) is observed, and we set an upper limit for the product branching fraction of B(J/psi -> gamma X(2370)
Kolcu, Onur Buğra, BESIII Collaboration
openaire   +4 more sources

chi_c0 and chi_c2 Decays into eta eta, eta eta', and eta' eta' Final States

open access: yes, 2006
6pages postscript,also available through http://www.lns.cornell.edu/public/CLNS/2006/
Adams, G. S., Collaboration, CLEO
openaire   +2 more sources

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