996 resultados para Mass tourism


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This article aims to provide an overview of the products Catalonia has to offer in terms of religious tourism. The growing interest in this kind of tourism worldwide, and in Catalonia itself, along with the region's wealth of religious heritage (particularly connected to the Christian Church) contrast with the lack of religion-based tourism products available, which results in its absence from the region's image as a tourism destination. In view of this, the Faculty of Tourism (University of Girona), the Vic Bishopric's Albergueria-Centre for Cultural Dissemination and the Tarraconense Episcopal Conference's Interdiocese Secretariat for the Custody and Promotion of Holy Art (SICPAS) decided to address the situation with the help of funding from the Autonomous Government of Catalonia. In order to re-position Christian religious heritage in the image of Catalonia as a tourist destination, the aforementioned parties embarked upon a project to set up a series of routes throughout the region, branded under the name Catalonia Sacra

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Fast atom bombardment mass spectroscopy has been used to study a large number of cationic phosphine-containing transition-metal-gold clusters, which ranged in mass from 1000 to 4000. Many of these clusters have been previously characterized and were examined in order to test the usefulness of the FABMS technique. Results showed that FABMS is excellent in giving the correct molecular formula and when combined with NMR, IR, and microanalysis gave a reliable characterization for cationic clusters¹. Recently FABMS has become one of the techniques employed as routine in cluster characterization2,3 and also is an effective tool for the structure analysis of large biomolecules4. Some results in the present work reinforce the importance of these data in the characterization of clusters in the absence of crystals with quality for X-ray analysis.

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A dual model with a nonlinear proton Regge trajectory in the missing mass (M_X^2) channel is constructed. A background based on a direct-channel exotic trajectory, developed and applied earlier for the inclusive electron-proton cross section description in the nucleon resonance region, is used. The parameters of the model are determined from the extrapolations to earlier experiments. Predictions for the low-mass (2 < M_X^2 < 8GeV^2) diffraction dissociation cross sections at the LHC energies are given.

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Background: Endocannabinoids and temperament traits have been linked to both physical activity and body mass index (BMI) however no study has explored how these factors interact in females. The aims of this cross-sectional study were to 1) examine differences among distinct BMI groups on daytime physical activity and time spent in moderate-vigorous physical activity (MVPA), temperament traits and plasma endocannabinoid concentrations; and 2) explore the association and interaction between MVPA, temperament, endocannabinoids and BMI. Methods: Physical activity was measured with the wrist-worn accelerometer Actiwatch AW7, in a sample of 189 female participants (43 morbid obese, 30 obese, and 116 healthy-weight controls). The Temperament and Character Inventory-Revised questionnaire was used to assess personality traits. BMI was calculated by bioelectrical impedance analysis via the TANITA digital scale. Blood analyses were conducted to measure levels of endocannabinoids and endocannabinoid-related compounds. Path-analysis was performed to examine the association between predictive variables and MVPA. Results: Obese groups showed lower MVPA and dysfunctional temperament traits compared to healthy-weight controls. Plasma concentrations of 2-arachidonoylglyceryl (2-AG) were greater in obese groups. Path-analysis identified a direct effect between greater MVPA and low BMI (b = −0.13, p = .039) and high MVPA levels were associated with elevated anandamide (AEA) levels (b = 0.16, p = .049) and N-oleylethanolamide (OEA) levels (b = 0.22, p = .004), as well as high Novelty seeking (b = 0.18, p<.001) and low Harm avoidance (b = −0.16, p<.001). Conclusions: Obese individuals showed a distinct temperament profile and circulating endocannabinoids compared to controls. Temperament and endocannabinoids may act as moderators of the low MVPA in obesity.

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Based on a specially created mass spectral database utilizing 23 tetradecenyl and 22 hexadecenyl acetate standards along with Kóvats retention indices obtained on a very polar stationary phase [poly (biscyanopropyl siloxane)] (SP 2340), (Z)-9-hexadecenyl acetate, (Z)-11-hexadecenyl acetate and (E)-8-hexadecenyl acetate were identified in active pheromone extracts of Elasmopalpus lignosellus. This identification was more efficient than our previous study using gas chromatography/mass spectrometry with a dimethyl disulfide derivative where we could only identify the first two acetates. The acetate composition of the pheromone gland differed from region to region in Brazil and from that from the Tifton (GA, USA) population, suggesting polymorphism or a different sub-species.

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The presence of illicit drugs such as cocaine and marijuana in US paper currency is very well demonstrated. However, there is no published study describing the presence of cocaine and/or other illicit drugs in Brazilian paper currency. In this study, Brazilian banknotes were collected from nine cities, extracted and analyzed by capillary gas chromatography/mass spectrometry, in order to investigate the presence of cocaine. Bills were extracted with deionized water followed by ethyl acetate. Results showed that 93% of the bills presented cocaine in a concentration range of 2.38-275.10 µg/bill.

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Internet s’ha alçat en poc temps com el mitjà més utilitzat pels turistes per a planificar, organitzar i comprar un viatge, és per això que es proposa donar les mateixes facilitats en el destí. La Publicitat Dinàmica o “Digital Signage” és un nou servei de comunicació que consisteix en un conjunt de tecnologies i aplicacions informàtiques que permeten emetre missatges multimèdia i comunicar-se així d’una manera innovadora amb el públic objectiu de cada empresa, si s’afegeix un sistema independent, multimèdia i interactiu que pot utilitzar-se per a proporcionar informació i/o permetre la realització de transaccions es potencia al màxim el servei. D’aquesta manera es proposa crear una Xarxa Digital Multimèdia de Kioscs Interactius recolzats amb una pantalla de plasma per a la tecnologia Digital Signage. La ubicació escollida estratègicament és en un dels punts de major afluència turística, tal com l’entrada dels hotels. Així es tracta de crear circuits tancats en àrees geogràfiques on es troben els principals nuclis turístics de Mallorca. La possibilitat d’accedir a segments de població altament interessants per al producte o servei es multiplica al ser una manera fàcil, eficaç i altament suggestiva de promocionar el què es pretén. Un avantatge és la simplicitat de la infraestructura tecnològica que es necessita, el dispositiu mitjançant el qual es visualitzaran els missatges serà una pantalla de plasma convencional, i un terminal de punt de venda instal.lat en un lloc de pas. Cada mòdul està connectat a la xarxa ADSL mitjançant un servidor local a Internet. La connexió a la xarxa és imprescindible per a que el manteniment i actualització dels continguts es puguin efectuar remotament. L’objectiu principal d’aquest treball és estudiar la viabilitat de la implantació de la xarxa, mitjançant la realització d’un estudi de mercat on s’analitzen els grups claus per a la implantació: els hotelers, la indústria turística i el Govern Balear. S’identifiquen els beneficis que aportarà al nou servei i les repercussions que tendrà la seva instal.lació. Entre els resultats més destacats d’aquest estudi cal remarcar l’acceptació que ha tengut la idea entre els hotelers entrevistats i la resposta positiva de la indústria turística. Es reconeix: una millora de la imatge del sector, l’ús com a eina de promoció turística pel Govern, i la contribució a la sostenibilitat econòmica pel fet que augmenta la competitivitat de les empreses i això millora la qualitat del servei.

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The technological advances and new organisation of the economy together with a change in ideas in consumer habits andlifestyle that have happened in the last 25 years have placed us in a new state of capitalism. The spatial translation of thisnew state has been immediate and implies among other changes the overcoming of the concept of scale. Commercialspaces and those of leisure and tourism offer us an unbeatable opportunity of exemplifying these changes because they arethe most effected by the new postmodern tendencies

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Monitoring of sewage sludge has proved the presence of many polar anthropogenic pollutants since LC/MS techniques came into routine use. While advanced techniques may improve characterizations, flawed sample processing procedures, however, may disturb or disguise the presence and fate of many target compounds present in this type of complex matrix before analytical process starts. Freeze-drying or oven-drying, in combination with centrifugation or filtration as sample processing techniques were performed followed by visual pattern recognition of target compounds for assessment of pretreatment processes. The results shown that oven-drying affected the sludge characterization, while freeze-drying led to less analytical misinterpretations.

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A LC-ESI-MS/MS method was developed and validated according to the European Union decision 2002/657/EC, for the determination of tetracyclines (TCs) in chicken-muscle since Europe is one of the main markets for Brazilian products. Linearity of r > 0.9979, limits of quantification in the range of 7.0-35.0 ng/g, average recoveries of 89.38 - 106.27%, within-day and between-day precision were adequate for all TCs. The decision limit and the detection capability were 93.00-106.46 ng/g and 95.84-114.38 ng/g, respectively. This method is suitable for application in surveillance programmes of residues of TCs in chicken-muscle samples.

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A method using LC/ESI-MS/MS for the quantitative analysis of Ochratoxin A in roasted coffee was described. Linearity was demonstrated (r = 0.9175). The limits of detection and quantification were 1.0 and 3.0 ng g-1, respectively. Trueness, repeatability and intermediate precision values were 89.0-108.8%; 2.4-13.7%; 12.5-17.8%, respectively. To the best of our knowledge, this is the first report in which Ochratoxin A in roasted coffee is analysed by LC/ESI-MS/MS, contributing to the field of mycotoxin analysis, and it will be used for future production of Certified Reference Material.

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Piplartine (PPTN) is an alkaloid amide found in Piper species that presents different activities. PPTN determination in rat plasma is necessary to better understand its biological effects. The aim of this study was to develop a sensitive LC-MS/MS method for the determination of PPTN in rat plasma. The performance criteria for linearity, sensitivity, precision, accuracy, recovery, and stability have been assessed and were within the recommended guidelines. The validated method proved to be suitable in a pilot study of PPTN kinetic disposition in rat plasma after a single intraperitoneal dose, and represents an appropriate tool to further pharmacokinetic studies.

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Comprehensive two-dimensional gas chromatography coupled with time-of-flight mass spectrometry was used for the identification of forty doping agents. The improvement in the specificity was remarkable, allowing the resolution of analytes that could not be done by one-dimensional chromatographic systems. The sensitivity observed for different classes of prohibited substances was clearly below the value required by the World Anti-Doping Agency. In addition time-of-flight mass spectrometry gives full spectrum for all analytes without any interference from the matrix, resulting in selectivity improvements. These results could support the implementation of an exhaustive monitoring approach for hundreds of doping agents in a single injection.

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The stability of N-propylbutanimine (1) was investigated under different experimental conditions. The acid-catalyzed self-condensation that produced the E-enimine (4) and Z-inimine (5) was studied by experimental analyses and theoretical calculations. Since the calculations for the energy of 5 indicated that it had a lower energy than 4, yet 4 was the principal product, the self-condensation of 1 must be kinetically controlled.