640 research outputs found

    WHEN IS A DISCIPLINE NOT A DISCIPLINE? EXPLORATIONS INTO THE INTERDISCIPLINARY SOCIAL SCIENTIFIC BASIS OF TOURISM UNDERSTANDING

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    Ovaj rad ponovno istražuje pitanje je li izučavanje turizma znanost, disciplina ili područje. Problem se analizira u sedam faza. Rad prvo istražuje pojam znanosti turizma jer, ako se može dokazati da je turizam metadisciplina, onda ga više ne treba promatrati kao disciplinu. Međutim, s obzirom da je dokazano da to nije tako, treba se usredotočiti na turizam kao disciplinu. Stoga se u sljedećem dijelu daje kratak pregled etimologije discipline. U trećem dijelu opisano je kako je pokrenuta rasprava o turizmu kao disciplini. Četvrto, nakon što smo istražili programe dva vodeća fakulteta društvenih znanosti i sadržaj jedne enciklopedije koja se bavi društvenim znanostima, mogli smo identifi cirati ključne discipline u društvenim znanostima i uvidjeti po čemu se razlikuju od područja koja nastaju preklapanjem više područja i od njihovih primjena. U petom dijelu rad istražuje problem “društvene znanosti turizma”. Šesto, rad analizira ideje intradisciplinarnosti, multidisciplinarnosti, interdisciplinarnosti i postdisciplinarnosti, koja se nedavno pojavila. Tamo gdje je u stvaranje kumulativnog znanja o turizmu uključeno više disciplina društvenih znanosti, takav pluralistički pristup sagledavanju tog fenomena naziva se interdisciplinarnost.This paper revisits the whole question of whether the study of tourism is a science, a discipline or a fi eld. The argument is developed in seven stages. First, the notion of the science of tourism is explored, because, if tourism as a meta-discipline can be substantiated, then a fortiori it is no longer necessary to examine tourism as a discipline. However, as the former is demonstrably not the case, attention needs to focus on the latter. Accordingly, and second, the etymology of a discipline is briefly outlined. Third, there is the contextual advent of tourism as a discipline debate. Fourth, by inspecting the offerings of two leading faculties of social sciences, and an encyclopedia with a similar focus, it is possible to identify the core disciplines in the social sciences and to distinguish them from intersecting fields and applications. Fifth, the issue of “tourism social science” is investigated. Sixth, the ideas of intradisciplinarity, multidisciplinarity, interdisciplinarity and, more recently, postdisciplinarity are analysed. Where more than one social science discipline is involved in obtaining a cumulative knowledge of tourism, this pluralistic form of capturing the phenomenon is referred to as interdisciplinarity

    EXPLORING THE MEANINGS OF MYTH IN TOURISM: FROM RELIGION, FANTASY AND FALSEHOOD TO SEMIOTICS IN THE TIME OF THE SIGN

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    Rad daje pregled osnovnih značenja riječi mit u znanosti o turizmu transponirajući uvide u mit iz tri glavne kategorije konceptualne analize: religije, fantazije/neistine i semiotike. Za svaku od kategorija najprije se navodi nekoliko rječničkih i internetskih definicija, a zatim slijede prilozi iz akademskih tekstova koji se bave ovom temom iz jednog ili više ranije spomenutih gledišta. Pregled se oslanja na tekstove Barthesa, Cohena, Danna, Dufoura, Henninga, Nötha, Selwyna, Uzzella i Williamsona. Metodom indukcije istaknuti su ključni elementi defi nicija i akademskih komentara te su potom primijenjeni na turizam.This paper undertakes a preliminary overview of the principal meanings ascribed to myth in tourism studies. It does so by transposing insights from three main categories of conceptual analysis as they relate to myth in general: religion, fantasy/falsehood and semiotics. In each case a few dictionary and online defi nitions are initially offered. Subsequently, contributions are drawn from academic works that examine this theme from the perspectives of one or more of the foregoing classifi cations. In particular, the writings of Barthes, Cohen, Dann, Dufour, Hennig, Nöth, Selwyn, Uzzell and Williamson are drawn upon. From these defi nitions and scholarly commentaries key elements are inductively highlighted and applied to tourism

    FROM TRAVELOGUE TO TRAVELBLOG: (RE)-NEGOTIATING TOURIST IDENTITY

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    U svjetlu recentnog napretka u dostupnosti interneta glas turista dobija na važnosti, a stara praksa jednostrane komunikacije od gore prema dolje, kojom se koristila turistička industrija, zamjenjuje se demokratskim oblicima online komunikacije od dolje prema gore. Nigdje ova zamjena uloga nije tako dobro vidljiva kao kod "putobloga" (travelblog), dnevničkog zapisa iz prve ruke koji je u stalnom porastu i čije neprestano ažuriranje i interaktivne kvalitete doprinose evoluciji javne samo-začete verbalne razmjene koja se odvija među jednakima. Ova studija preispituje nekoliko primjera iz ovog žanra. Istovremeno želi dati alternativni teorijski temelj koji bi obuhvatio popratne promjene koje se ubrzano događaju u odnosu na identitet turista.In the light of recent advances in internet accessibility, the toudst has been given far greater "voice", and the old pattern of top-down, unilateral communication from the industry has been substituted with more democratic forms of bottom-up conversations online. Nowhere is this role reversal more evident than in the "travelblog", a dramatically increasing first-hand, diary-like account whose constant updating and interactive qualities contdbute to the evolution of public, self-initiated verbal exchange among equals. This study examines a few examples of the genre. At the same time, it seeks to provide an alternative theoretical grounding that can accommodate the concomitant changes that are rapidly occurring with respect to toudst identity

    Measurement of the cross-section and charge asymmetry of WW bosons produced in proton-proton collisions at s=8\sqrt{s}=8 TeV with the ATLAS detector

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    This paper presents measurements of the W+μ+νW^+ \rightarrow \mu^+\nu and WμνW^- \rightarrow \mu^-\nu cross-sections and the associated charge asymmetry as a function of the absolute pseudorapidity of the decay muon. The data were collected in proton--proton collisions at a centre-of-mass energy of 8 TeV with the ATLAS experiment at the LHC and correspond to a total integrated luminosity of 20.2~\mbox{fb^{-1}}. The precision of the cross-section measurements varies between 0.8% to 1.5% as a function of the pseudorapidity, excluding the 1.9% uncertainty on the integrated luminosity. The charge asymmetry is measured with an uncertainty between 0.002 and 0.003. The results are compared with predictions based on next-to-next-to-leading-order calculations with various parton distribution functions and have the sensitivity to discriminate between them.Comment: 38 pages in total, author list starting page 22, 5 figures, 4 tables, submitted to EPJC. All figures including auxiliary figures are available at https://atlas.web.cern.ch/Atlas/GROUPS/PHYSICS/PAPERS/STDM-2017-13

    Search for chargino-neutralino production with mass splittings near the electroweak scale in three-lepton final states in √s=13 TeV pp collisions with the ATLAS detector

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    A search for supersymmetry through the pair production of electroweakinos with mass splittings near the electroweak scale and decaying via on-shell W and Z bosons is presented for a three-lepton final state. The analyzed proton-proton collision data taken at a center-of-mass energy of √s=13  TeV were collected between 2015 and 2018 by the ATLAS experiment at the Large Hadron Collider, corresponding to an integrated luminosity of 139  fb−1. A search, emulating the recursive jigsaw reconstruction technique with easily reproducible laboratory-frame variables, is performed. The two excesses observed in the 2015–2016 data recursive jigsaw analysis in the low-mass three-lepton phase space are reproduced. Results with the full data set are in agreement with the Standard Model expectations. They are interpreted to set exclusion limits at the 95% confidence level on simplified models of chargino-neutralino pair production for masses up to 345 GeV

    Search for new phenomena in final states with an energetic jet and large missing transverse momentum in pp collisions at √ s = 8 TeV with the ATLAS detector

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    Results of a search for new phenomena in final states with an energetic jet and large missing transverse momentum are reported. The search uses 20.3 fb−1 of √ s = 8 TeV data collected in 2012 with the ATLAS detector at the LHC. Events are required to have at least one jet with pT > 120 GeV and no leptons. Nine signal regions are considered with increasing missing transverse momentum requirements between Emiss T > 150 GeV and Emiss T > 700 GeV. Good agreement is observed between the number of events in data and Standard Model expectations. The results are translated into exclusion limits on models with either large extra spatial dimensions, pair production of weakly interacting dark matter candidates, or production of very light gravitinos in a gauge-mediated supersymmetric model. In addition, limits on the production of an invisibly decaying Higgs-like boson leading to similar topologies in the final state are presente

    Non-Centered Spike-Triggered Covariance Analysis Reveals Neurotrophin-3 as a Developmental Regulator of Receptive Field Properties of ON-OFF Retinal Ganglion Cells

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    The functional separation of ON and OFF pathways, one of the fundamental features of the visual system, starts in the retina. During postnatal development, some retinal ganglion cells (RGCs) whose dendrites arborize in both ON and OFF sublaminae of the inner plexiform layer transform into RGCs with dendrites that monostratify in either the ON or OFF sublamina, acquiring final dendritic morphology in a subtype-dependent manner. Little is known about how the receptive field (RF) properties of ON, OFF, and ON-OFF RGCs mature during this time because of the lack of a reliable and efficient method to classify RGCs into these subtypes. To address this deficiency, we developed an innovative variant of Spike Triggered Covariance (STC) analysis, which we term Spike Triggered Covariance – Non-Centered (STC-NC) analysis. Using a multi-electrode array (MEA), we recorded the responses of a large population of mouse RGCs to a Gaussian white noise stimulus. As expected, the Spike-Triggered Average (STA) fails to identify responses driven by symmetric static nonlinearities such as those that underlie ON-OFF center RGC behavior. The STC-NC technique, in contrast, provides an efficient means to identify ON-OFF responses and quantify their RF center sizes accurately. Using this new tool, we find that RGCs gradually develop sensitivity to focal stimulation after eye opening, that the percentage of ON-OFF center cells decreases with age, and that RF centers of ON and ON-OFF cells become smaller. Importantly, we demonstrate for the first time that neurotrophin-3 (NT-3) regulates the development of physiological properties of ON-OFF center RGCs. Overexpression of NT-3 leads to the precocious maturation of RGC responsiveness and accelerates the developmental decrease of RF center size in ON-OFF cells. In summary, our study introduces STC-NC analysis which successfully identifies subtype RGCs and demonstrates how RF development relates to a neurotrophic driver in the retina

    Search for Higgs bosons produced via vector-boson fusion and decaying into bottom quark pairs in √s =13 TeV pp collisions with the ATLAS detector

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    A search for the bb ¯ decay of the Standard Model Higgs boson produced through vector-boson fusion is presented. Three mutually exclusive channels are considered: two all-hadronic channels and a photon-associated channel. Results are reported from the analysis of up to 30.6 fb −1 of pp data at s √ =13 TeV collected with the ATLAS detector at the LHC. The measured signal strength relative to the Standard Model prediction from the combined analysis is 2.5 +1.4 −1.3 for inclusive Higgs boson production and 3.0 +1.7 −1.6 for vector-boson fusion production only

    Search for heavy particles decaying into a top-quark pair in the fully hadronic final state in pp collisions at √s=13 TeV with the ATLAS detector

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    A search for new particles decaying into a pair of top quarks is performed using proton-proton collision data recorded with the ATLAS detector at the Large Hadron Collider at a center-of-mass energy of √s=13  TeV corresponding to an integrated luminosity of 36.1  fb−1. Events consistent with top-quark pair production and the fully hadronic decay mode of the top quarks are selected by requiring multiple high transverse momentum jets including those containing b-hadrons. Two analysis techniques, exploiting dedicated top-quark pair reconstruction in different kinematic regimes, are used to optimize the search sensitivity to new hypothetical particles over a wide mass range. The invariant mass distribution of the two reconstructed top-quark candidates is examined for resonant production of new particles with various spins and decay widths. No significant deviation from the Standard Model prediction is observed and limits are set on the production cross-section times branching fraction for new hypothetical Z′ bosons, dark-matter mediators, Kaluza-Klein gravitons and Kaluza-Klein gluons. By comparing with the predicted production cross sections, the Z′ boson in the topcolor-assisted-technicolor model is excluded for masses up to 3.1–3.6 TeV, the dark-matter mediators in a simplified framework are excluded in the mass ranges from 0.8 to 0.9 TeV and from 2.0 to 2.2 TeV, and the Kaluza-Klein gluon is excluded for masses up to 3.4 TeV, depending on the decay widths of the particles

    Measurement of jet fragmentation in Pb+Pb and pp collisions at √s NN =5.02 TeV with the ATLAS detector

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    This paper presents a measurement of jet fragmentation functions in 0.49 nb −1 of Pb+Pb collisions and 25 pb −1 of pp collisions at √ sNN =5.02 TeV collected in 2015 with the ATLAS detector at the LHC. These measurements provide insight into the jet quenching process in the quark-gluon plasma created in the aftermath of ultra-relativistic collisions between two nuclei. The modifications to the jet fragmentation functions are quantified by dividing the measurements in Pb+Pb collisions by baseline measurements in pp collisions. This ratio is studied as a function of the transverse momentum of the jet, the jet rapidity, and the centrality of the collision. In both collision systems, the jet fragmentation functions are measured for jets with transverse momentum between 126 GeV and 398 GeV and with an absolute value of jet rapidity less than 2.1. An enhancement of particles carrying a small fraction of the jet momentum is observed, which increases with centrality and with increasing jet transverse momentum. Yields of particles carrying a very large fraction of the jet momentum are also observed to be enhanced. Between these two enhancements of the fragmentation functions a suppression of particles carrying an intermediate fraction of the jet momentum is observed in Pb+Pb collisions. A small dependence of the modifications on jet rapidity is observed
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