1,721,211 research outputs found
Overexpression and deletion of three small heat shock genes in Lactobacillus plantarum: survival during stress conditions
Struttura e procedimento di montaggio della stessa
Collegamento tra elementi monodimenisonali prefabbricati (trave-pilastro) in zona sismica applicabile sia in strutture nuove che in strutture esistenti da rinforzare
Regulation, overexpression and knockout of three genes encoding for three small heat shock proteins in Lactobacillus plantarum
The great microbial beauty
With this book, Maureen O’Malley aimed to fill the gap
between the philosophy of microbes and the philosophy of
‘macrobes’ (a neologism coined by O’Malley and Dupre ́
to indicate cellular organisms other than microbes). After
a conceptual introduction, the first chapter reports two
exemplificative case studies, followed by brief perspec-
tives concerning the philosophical content of microbiology
and about the philosophy of biology in light of microbiolo-
gy. At page 41, the reader will find a bottleneck: from this
point up to the conclusions, the author will cover topics in
which the consideration of microbiology leads one to radi-
cally and/or incrementally rethink philosophy of biology
assumptions
Resistenza a taglio delle connessioni trave–pilastro spinottate nelle strutture prefabbricate
Nonlinear Mechanical Model of Seismic Behaviour of Beam-Column Pin Connections
The present study is part of an experimental research project whose objective is to quantify the characteristic
parameters of the seismic behaviour (in terms of strength, stiffness, ductility, dissipated energy, deformability,
degradation, damage) of the dowelled connections commonly adopted in Italian precast structures for the beamcolumn
joints. The monotonic test has been carried out up to the failure of the specimen, in order to measure the
entire load-displacement curve (“skeleton” curve) and to identify the various displacement levels characterizing
the following cyclic tests. The results obtained by test are then compared with the scanty bibliographical data. A
nonlinear mechanical model of seismic behaviour of the connection is also proposed in order to implement the
same one in partial and global numerical models.
The results of the experimental campaign may have a direct industrial relevance, since they will be used for the
development of guidelines for a reliable seismic design of precast structures
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