Impact of immunity loss on the optimal vaccination strategy for an age-structured epidemiological model

Autor: Amira Bouhali, Walid Ben Aribi, Slimane Ben Miled, Amira Kebir

Publikováno v: Mathematical Biosciences and Engineering, Vol 21, Iss 6, Pp 6372-6392 (2024)

The pursuit of effective vaccination strategies against COVID-19 remains a critical endeavour in global public health, particularly amidst challenges posed by immunity loss and evolving epidemiological dynamics. This study investigated optimal vaccin

Externí odkaz: https://doaj.org/article/c914f8565046432896aa268be1f3b67d

Poly[[pentaaquabis(μ3-hydrogen squarato)barium] monohydrate]

Autor: Chahrazed Trifa, Amira Bouhali, Sofiane Bouacida, Chaouki Boudaren, Hocine Merazig

Publikováno v: Acta Crystallographica Section E, Vol 69, Iss 7, Pp m366-m367 (2013)

The crystal structure of the title compound, {[Ba(C4HO4)2(H2O)5]·H2O}n, consists of discrete double chains propagating along [010]. The chains are formed by BaII ions linked by bridging hydrogen squarate ligands in a trans-bis-monodentate mode. In a

Externí odkaz: https://doaj.org/article/cd98ded839eb4e67b0e14ec2caf530d8

Poly[[μ-aqua-tetraaquabis(μ-2-hydroxy-4-oxocyclobut-1-ene-1,3-diolato)strontium] hemihydrate]

Autor: Amira Bouhali, Chahrazed Trifa, Sofiane Bouacida, Chaouki Boudaren, Thierry Bataille

Publikováno v: Acta Crystallographica Section E, Vol 67, Iss 8, Pp m1130-m1131 (2011)

In the title coordination polymer, {[Sr(C4HO4)2(H2O)5]·0.5H2O}n, the Sr2+ ion is coordinated by three monodentate hydrogensquarate (hsq) anions and six aqua ligands in a distorted SrO9 monocapped square-antiprismatic geometry. The hsq anions and wat

Externí odkaz: https://doaj.org/article/bbbf6ba9a9984d5cbf205a8e7313a2ab

Crystal structure of 1H-imidazol-3-ium poly[aqua-(μ4-glutarato-κ6 O,O′:O′:O′′,O′′′:O′′′)-(nitrato-κ2 O,O′)strontium(II)], C8H13N3O8Sr

Autor: Hocine Merazig, Abdelmalek Bouraiou, Rawiya Dridi, Amira Bouhali, Chaouki Boudaren

Publikováno v: Zeitschrift für Kristallographie - New Crystal Structures. 236:675-677

C8H13N3O8Sr, monoclinic, C2/c (no. 15), a = 8.0945(2) Å, b = 15.7091(5) Å, c = 20.6169(6) Å, β = 96.807(2)°, V = 2603.11(13) Å3, Z = 8, R gt (F) = 0.021, wR ref (F 2) = 0.0494, T = 273(2) K.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f572e851fcb5936784f1bf71d1fbdcb6
https://doi.org/10.1515/ncrs-2020-0638

Hydrates and polymorphs of lead squarate Pb(C4O4): Structural transformations studied by in situ X-ray powder diffraction and solid state NMR

Autor: Chaouki Boudaren, Thierry Bataille, Nathalie Audebrand, Cassandre Kouvatas, Chahrazed Trifa, Amira Bouhali

Publikováno v: Polyhedron
Polyhedron, Elsevier, 2019, 164, pp.123-131. ⟨10.1016/j.poly.2019.02.047⟩
Polyhedron, 2019, 164, pp.123-131. ⟨10.1016/j.poly.2019.02.047⟩

International audience; Considering the low dimensionality of the crystal structure of the known lead squarate tetrahydrate, Pb(C4O4)·4H2O, the thermal reactivity of the powdered compound and structural studies of lower hydrates have been investigat

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5082891b7d6017b9f30583b78aa8c5d0
https://hal-univ-rennes1.archives-ouvertes.fr/hal-02090016/file/Bataille_et_al-2019-Hydrates_and_polymorphs_of_lead_squarate_Pb(C4O4).pdf