136 research outputs found

    Integració mal orientada. Raons per a l'entrenament en habilitats socials de nens desavantatjats

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    THEORETICAL BASES OF “SOCIAL-EMOTIONAL LEARNING INTERVENTION PROGRAMS” FOR PRESCHOOL CHILDREN

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        From the point of view that every child is unique and valuable, the need for developing their skills and abilities, and their need for learning and development, in the context of their learning styles/developmental characteristics, must be supported. Because of social-emotional learning skills are comprehensive and very important skills, teaching of these skills requires specific methods and strategies. Social-emotional learning intervention programs can be developed on the basis of various theories. The aim of this review is to evaluate the theoretical bases of social-emotional learning intervention programs for preschool children. The available five social-emotional learning intervention programs used for preschool age children are explained by basic theories. These programs are; “You Can Do It! Education”, “The Tools of the Mind”, “Conscious Discipline: Building Resilient Classrooms”, “INSIGHTS” and “Social Skills in Pictures, Stories, and Songs”. Results of the current review showed that “You Can Do It! Education” stands on cognitive-behavioral theory, while “The Tools of the Mind” is based on cultural-historical theory as well as “Conscious Discipline: Building Resilient Classrooms” stands on brain-theory. Meanwhile, “INSIGHTS” is based on temperament theory, and “Social Skills in Pictures, Stories, and Songs” is based on multisensory theory. It was underlined that these intervention programs are highly important for developing social-emotional learning in preschool children. It should be considered whether the theories of these intervention programs are usable for the target skills. Effects of social-emotional learning intervention programs based on different theories can be comparatively examined in future studies

    The cost of procuring deceased donor kidneys: Evidence from OPO cost reports 2013-2017

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    Peer Reviewedhttps://deepblue.lib.umich.edu/bitstream/2027.42/154616/1/ajt15669_am.pdfhttps://deepblue.lib.umich.edu/bitstream/2027.42/154616/2/ajt15669.pd

    3-(2-Formyl­phen­oxy)propanoic acid

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    In the structure of the title compound, C10H10O4, the carboxyl group forms a catemer motif in the [100] direction instead of the expected dimeric structures. The carboxylic acid group is found in the syn conformation and the three-dimensional organization in the crystal is based on C—H⋯O and O—H⋯O interactions

    Top A_FB at the Tevatron vs. charge asymmetry at the LHC in chiral U(1) flavor models with flavored Higgs doublets

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    We consider the top forward-backward (FB) asymmetry at the Tevatron and top charge asymmetry at the LHC within chiral U(1)^\prime models with flavor-dependent U(1)^\prime charges and flavored Higgs fields, which were introduced in the ref. [65]. The models could enhance not only the top forward-backward asymmetry at Tevatron, but also the top charge asymmetry at LHC, without too large same-sign top pair production rates. We identify parameter spaces for the U(1)^\prime gauge boson and (pseudo)scalar Higgs bosons where all the experimental data could be accommodated, including the case with about 125 GeV Higgs boson, as suggested recently by ATLAS and CMS.Comment: 11 pages, 6 figures, figures and discussion adde

    Top quark forward-backward asymmetry in R-parity violating supersymmetry

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    The interaction of bottom squark-mediated top quark pair production, occurring in the R-parity violating minimal supersymmetric standard model (MSSM), is proposed as an explanation of the anomalously large ttˉt\bar{t} forward-backward asymmetry (FBA) observed at the Tevatron. We find that this model can give a good fit to top quark data, both the inclusive and invariant mass-dependent asymmetries, while remaining consistent (at the 2-σ\sigma level) with the total and differential production cross-sections. The scenario is challenged by strong constraints from atomic parity violation (APV), but we point out an extra diagram for the effective down quark-Z vertex, involving the same coupling constant as required for the FBA, which tends to weaken the APV constraint, and which can nullify it for reasonable values of the top squark masses and mixing angle. Large contributions to flavor-changing neutral currents can be avoided if only the third generation of sparticles is light.Comment: 24 pages, 7 figures. v3: included LHC top production cross section data; model still consistent at 2 sigma leve

    Top pair Asymmetries at Hadron colliders with general ZZ' couplings

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    Recently it has been shown that measurement of charge asymmetry of top pair production at LHC excludes any flavor violating ZZ' vector gauge boson that could explain Tevatron forward-backward asymmetry (FBA). We consider the general form of a ZZ' gauge boson including left-handed, right-handed vector and tensor couplings to examine FBA and charge asymmetry. To evaluate top pair asymmetries at Tevatron and LHC, we consider Bq0B^0_q mixing constraints on flavor changing ZZ' couplings and show that this model still explain forward-backward asymmetry at Tevatron and charge asymmetry can not exclude it in part of parameters space.Comment: 18 pages, 7 figure

    Chiral U(1) flavor models and flavored Higgs doublets: the top FB asymmetry and the Wjj

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    We present U(1) flavor models for leptophobic Z' with flavor dependent couplings to the right-handed up-type quarks in the Standard Model, which can accommodate the recent data on the top forward-backward (FB) asymmetry and the dijet resonance associated with a W boson reported by CDF Collaboration. Such flavor-dependent leptophobic charge assignments generally require extra chiral fermions for anomaly cancellation. Also the chiral nature of U(1)' flavor symmetry calls for new U(1)'-charged Higgs doublets in order for the SM fermions to have realistic renormalizable Yukawa couplings. The stringent constraints from the top FB asymmetry at the Tevatron and the same sign top pair production at the LHC can be evaded due to contributions of the extra Higgs doublets. We also show that the extension could realize cold dark matter candidates.Comment: 40 pages, 10 figures, added 1 figure and extended discussion, accepted for publication in JHE
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