587 research outputs found

    Admission hyperglycemia and outcome in ICU patients with sepsis

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    Stress hyperglycemia is a very common feature in the intensive care (ICU) setting and it is related to multiple causes that include inflammatory and neuro-endocrine derangements in critically ill patients, which lead to insulin resistance and high hepatic glucose output (1). The target for glucose management in this population and its relationship with the patients’ outcome is not clear, and results from literature are contrastin

    Convolvulus supinus var. melliflorus Carine & Robba, comb. nov.

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    2b. Convolvulus supinus var. melliflorus (Pau) Carine & Robba, comb. nov. Basionym: Convolvulus valentinus var. melliflorus Pau (1911: 6). Holotype: MOROCCO. Zeluan, Pau s.n., 2 May 1910 (MA!) Convolvulus suffruticosus var. sulfureus Battandier (1919: 61) ≡ C. valentinus var. sulfureus (Battandier) Maire & Wiczek in Maire (1934: 25). Holotype: Ducellier s.n., 1 May 1917 (MPU!) Convolvulus valentinus var. simulans Maire (1936: 27) ≡ Convolvulus valentinus f. simulans (Maire) Sauvage & Vindt (1954: 2). Lectotype (designated by Sa’ad, 1967): Nain 10, 15 June 1919 (MPU!). Convolvulus valentinus var. transiens Maire & Wilczek in Maire (1934: 25). Isotype: MOROCCO. Castellum Tazzougert, 1200 m, Maire & Wilczek s.n., 18 April 1933 (AL, MPU!) Convolvulus valentinus var. adpressipilis Maire & Wilczek in Maire (1934: 25) Isotype: MOROCCO. In pascuis deserti amnem Zerzef inter Esfoud et Bou-Denib, 950 m, Maire, & Wilczek s.n., April 1933 (P! MPU!). Convolvulus valentinus var. embergeri Sauvage & Vindt (1954: 2), nom. nud. Stems usually villous, rarely glabrous or glabrescent. Leaves ovate, narrowly elliptic or rarely deltoid, 10–25 mm long × 2–9 mm wide; base cuneate or truncate; apices acute or rarely obtuse; sparsely to densely villous on lower leaf surface, glabrous or glabrescent above. (fig. 1e) Distribution:— Morocco, extending northwards from the Western Sahara to the Beni Snassen mountains; outlying populations also occurring in Algeria (fig. 2c). Habitat:— Arid gravel, stony or sandy habitats. Phenology:— Flowering March–July(–August); fruiting June–July(–August?). Conservation:— Least Concern (IUCN 2001). Other specimens seen:— ALGERIA. Sidi-Maklouf, route de Laghirive, Chevallier s.n., 8 April 1897 (P); Laghouat, Chevallier 223, 12 April 1897 (P); Laghouat, col des sables, Chevallier s.n., 17 April 1897 (P); Laghouat, plaine entre l'Oued Mzi et le Dj. Mileb, Chevallier s.n., 17 April 1897 (P); AS 2: E. foot of Dj. Amour, 50 km from Laghouat to Aflou, Davis 58667, 3 June 1975 (BM); Bou-Saada (wilaya de M'Sida) a 2km au S d'Ain-Khermane et a environ 30km au N de Bou-Saada, Dubuis 13437, 3 May 1986 (RNG, MA, BC); Djebel Sahar, environs de Djelf(s)a, Prov. Alger, Reboud s.n., May 1854 (P); Ras-el-ma pres Bou Saada, Contantine [Bou Saada], Reboud s.n., 7 May 1865 (P). MOROCCO. Ouarzazate, pr. oppidium Tifoultout, Blanché, Fernández-Casas, Molero, Montserrat, & Romo 9664, 31 May 1985 (E). NW Sahara: Sand dune vegetation of Goulimina, Bramwell, Richardson & Murray 586, 2 April 1972 (RNG); Beni Snassen: 23 km from Uojda on road to Taza, Carine, Ait Lafkih, Rumsey & Rutherford 365, 16 June 2005 (BM, RNG, IAV); 49 km from Oujda on road to Taza. 1 km before road crosses Oued Bourdim. Carine, Ait Lafkih, Rumsey & Rutherford 368, 16 June 2005 (BM, RNG, IAV); 6 km E of Taourirt on Taourirt-El Ayoun Road. Carine, Ait Lafkih, Rumsey & Rutherford 370, 16 June 2005 (BM, RNG, IAV); Beni Snassen: 23 km W. from Oujda on road to Taza. Carine, Ait Lafkih, Rumsey & Rutherford 366, 16 June 2005 (BM, RNG, IAV); Sahara: El Abiod Sidi Cheikh, ravines, route de Gergville, Chevallier s.n., 9 May 1899 (P); Plateau de l'arid, N. de Midelt, Damblon 79/159, 24 June 1979 (RNG); ED. Goulmima to Ksar-es-Souk, Davis & Davis 49063, 4 April 1969 (BM, E); Ksar-es-Souk to Erfoud., Davis & Davis 49093, 5 April 1969 (BM, E); ED. Ziz Gorge (Ksar-es-Souk to Rich), Davis & Davis 49179, 7 April 1969 (BM, E); ED: 2 km NE of Goulmima, Else s.n, 1 April 1995 (RNG, BM); Gorges du Ziz, Else s.n., 6 Apil 1995 (RNG, BM); Ksar Es Souk, entre Er Rachidia y Midelt, Fernández Casas, Muñoz Garmendia, Susanna & Telleria FC7088, 18 June 1982 (RNG, MA); in lapidosis calcareis Atlantis Majorii orientalis propre Rich, Humbert s.n., April 1927 (MPU); Bou Denib: bords de l'oed Guir, 5–6 km from Bou Denib, Humbert s.n., April 1923, (P); R to Noulouya: Misour, Jahandiez 93, 28 April 1925 (BM, E, MA); R to Noulouya: Midelt, gorges de Oued Outat, Jahandiez 144, 2 May 1925 (BM); 51 km ENE of Ouarzazate, 8 km ENE of Skoura, on road to Boumalne du Dadès, Jury 14524, 24 March 1994 (RNG, BM); 121 km from Midelt along the road to Guercif, Jury 16928, 26 April 1995 (BM, RNG, MA); SE of Guercif, 1.8 km S of junction of Guercif - Oujda main road, Jury 16911, 26 April 1995 (BM, RNG, MA, BC); Prov. Er Rachida, road N. from Erfoud, 59 km from Rissani, 1 km N of Ksar Jdid, Jury 19114, 19 February 2002 (RNG); 89 km from Midelt on Azrou-Midelt road, just south of Boulojoul, Jury 19461, 30 May 2002 (RNG); Prov. Er Rachida, road N. from Erfoud, 36 km before Er Rachidia, above village of Ait Amira, Jury 19156, 19 February 2002 (RNG); Meski Spring, 11 km S.E. of Ksar-es-Souk, O. Ziz, Lambert 357, 20 April 1969 (BM); Prov d'Errachidia, Vallee de Ziz, Ksar Jdid (5 km au N. d'Aoufous, route 567 Errachidia-Erfoud, a env. 23 km du carrefour de la P32), Lambion & van den Sande 95/Ma/212, 14 March 1995 (RNG, MA); Prov. De Taza, Ighoudane, oued Boulajraf, Lambion & van den Sande 94/MA/176, 30 May 1994 (RNG); RICH (Errachiaouat), Lewalle 10526, 8 July 1982 (BM); Boudenit (Prov. Emachitie), Lewalle 13658, 3 April 1992 (BM); 10 km N de Midelt, Lewalle 9131, 2 July 1979 (P); Missour Gurcif, piste Moulaya, l'Hermite s.n., April 1939 (P); Beni-Ouziem, Maire & Wilczek s.n. (94112), 17 April 1933 (MA); propre Guercif, Maire & Wilczek s.n., 25 April 1933 (P, MPU); Bou-Denib-Salei, Maire & Wilczek 414, 17 April 1933 (MA); Teniet Zerzef (Tafilaet), Maire & Wilczek 312, 15 April 1933 (MA); Inter Erfoud et BenDenib, Maire & Wilczek s.n. (139502), 15 April 1933 (BC); In glareis torrentium vallei Dades inter Ikoura et Aït Yaga, Maire & Weiller 395, 21 June 1939 (MPU); Guercif, Carreterra a Outat-Oulad-el-Haj, a 4 km de Mahirija, Mateos 6809/95, 11 June 1995 (RNG); between Mertigmer and Mechra-Homadi 69 km from Nador, Mateos & Valdés BV636/93, 31 May 1993 (RNG, BC); Fes Missour- Aïn Guettara, plateau, Mordant 1100, 9 May 1969 (P); Guercif Tafrata, Mordant 1195, 14 May 1969 (P); Qsar-Es-Souq Outskirts of Midelt, on track to Cirque du Jaffar, Jbel Ayachi. Locality 6, OPTIMA ITER V 289, 10 June 1992 (RNG); Zeluan, Pau s.n. (94102), 2 May 1910 (MA); In montibus Largko/Sargho, Peltier s.n., 10 April 1939 (MPU); Mgoun/Haut Atlas oriental: vallei du Dadès en amour du Boumalne, Sauvage 12277, 1 April 1954 (MPU).Published as part of Carine, Mark A. & Robba, Lavinia, 2010, Taxonomy and evolution of the Convolvulus sabatius complex (Convolvulaceae), pp. 1-21 in Phytotaxa 14 on page 16, DOI: 10.11646/phytotaxa.14.1.1, http://zenodo.org/record/477870

    Which are the psychological predictors of stock market participation?

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    Classical economic theories describe investors as rational individuals who base their decisions solely on expected returns and profit maximization. Behavioral sciences, however, have largely demonstrated that psychological, emotional, and motivational factors influence financial decision-making. In this framework, our study, held in partnership with the Italian fintech Flowe, aimed to find the psychological predictors of stock market participation. Analysing survey data on a sample of 1153 individuals (M=577, F=576; age range 18-50), we measured the impact of socio-demographic characters, financial literacy, financial self-efficacy, impulsivity, risk attitude and future orientation on the decision to invest. Findings from a Logistic Regression Model (Nagelkerke’s R2=.28; χ2(8)=268.36, p<.001) show that financial risk propensity and financial literacy – objective and perceived – significantly affect the probability of participating in the stock market. In addition, we observed a consistent role in investment related to gender gap and education level. These results suggest that financial decision-making processes are not merely guided by the pursuit of profit. Considering psychological factors (risk attitude, motivations, and values) is essential to understand investment decisions

    On G-(phi,nabla)-modules over the Robba ring

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    Sei KK eine endliche Erweiterung von QQpQQ_p und sei RR der Robba-Ring mit Koeffizienten in KK sein, die mit einem absoluten Frobenius-Lift phiphi ausgestattet sind. Sei FF der Fixköper von KK unter phiphi und sei GG eine verbundene reduktive Gruppe über FF. Diese Arbeit untersucht GG-(phi,nabla) (phi,nabla)-Module über RR, nämlich (phi,nabla)(phi,nabla)-Module über RR mit einer zusätzlicher GG-Struktur. In Kapitel 3 konstruieren wir einen gefilterten Faserfunktor aus der Darstellungskategorie von GG auf endlich-dimensionalen FF-Vektorräumenbis zur Kategorie von QQQQ-gefilterten Modulen über RR, und beweisen, dass dieser Funktor spaltbar ist. In Kapitel 4 beweisen wir eine GG-Version des pp-adischen lokalen Monodromie-Satzes. In Kapitel 5 beweisen wir eine GG-Version des logarithmischen lokalen Monodromie-Satzes unter bestimmten Annahmen. Als Anwendung fügen wir jedem GG-(phi,nabla)(phi,nabla)-Modul eine Weil-Deligne-Darstellung der Weil-Gruppe Wkk((t))W_{kk((t))} in G(Knr)G(K^{nr}) an, wobei kkkk der Restklassenkörper von KK, und KnrK^{nr} die maximal unverzweigte Erweiterung von KK ist.Let KK be a finite extension of QQpQQ_p and let RR be the Robba ring with coefficients in KK, equipped with an absolute Frobenius lift phiphi. Let FF be the fixed field of KK under phiphi and let GG be a connected reductive group over FF. This thesis investigates GG-(phi,nabla)(phi,nabla)-modules over RR, namely (phi,nabla)(phi,nabla)-modules over RR with an additional GG-structure. In Chapter 3, we construct a filtered fiber functor from the category of representations of GG on finite-dimensional FF-vector spaces to the category of QQQQ-filtered modules over RR, and prove that this functor is splittable. In Chapter 4, we prove a GG-version of the pp-adic local monodromy theorem. In Chapter 5, we prove a GG-version of the logarithmic pp-adic local monodromy theorem under certain assumptions. As an application, we attach to each GG-(phi,nabla)(phi,nabla)-module a Weil-Deligne representation of the Weil group Wkk((t))W_{kk((t))} into G(Knr)G(K^{nr}), where kkkk is the residue field of KK, and KnrK^{nr} is the maximal unramified extension of KK

    Optimal charging of electric vehicles in microgrids through discrete event optimization

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    In this paper, a discrete event approach is proposed for the optimal charging of electrical vehicles in microgrids. In particular, the considered system is characterized by renewable energy sources (RES), non-renewable energy sources, electrical storage, a connection to the external grid and a charging station for electric vehicles (EVs). The decision variables are relevant to the schedule of production plants, storage systems and EVs' charging. The objective function to be minimized is related to the cost of purchasing energy from the external grid, the use of nonrenewable energy sources and tardiness of customer's service. The proposed approach is applied to a real case study and it is shown that it allows to considerably reduce the dimension of the problem (and thus the computational time required) as compared to a discrete-time approach

    Optimal control of demand response in a smart grid

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    During the last years, the number of distributed generators has grown significantly and it is expected to get higher in the future. Several new technologies are being developed for this type of generation (including microturbines, photovoltaic plants, wind turbines and electrical storage systems) and have to be integrated in the electrical grid. In this framework, active loads (i.e., shift-able demands like electrical vehicles, intelligent buildings, etc.) and storage systems are crucial to make the distribution system more flexible and smart. The aim of this paper is to develop a model for the optimal integration of microgrids with renewable sources, smart buildings, and electrical vehicles (EVs) taking into account two different technologies: smart charging and vehicle to grid (V2G)

    Attitudes toward money, values and personality traits: A comparison between overindebted and non-overindebted individuals

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    In recent times, Italian households have faced a period of economic struggles. The financial instability and job loss might have increased the debt burden of many citizens. Thus, the purpose of the present study consisted in identifying the psychological characteristics of overindebted individuals. Specifically, a sample of 101 over-indebted individuals (F = 50.5%; Mage = 50.58, SDage 11.58= ) was compared with a control sample of 103 respondents (F = 53.4%; Mage= 51.68, SDage = 11.38) to investigate which individual differences are mainly associated with higher debt burdens. Financial literacy, Big Five personality traits, impulsivity, materialist tendencies, money attitudes and trust in institutions were assessed among the two groups. Preliminary findings showed some counterintuitive insights. Indeed, though the over-indebted sample are less likely to plan, they reported higher levels of extraversion, conscientiousness, internal locus of control and social support, whilst they also resulted less materialistic. Findings will be discussed with reference to the “scarcity paradigm”, highlighting how being in a condition of scarcity of resources may affect both cognitive and affective processin

    An optimization model for electrical vehicles scheduling in a smart grid

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    Energy Management Systems (EMSs) are recognized as essential tools for the optimal management of smart grids. However, few of them consider, in their whole complexity, the integration of electrical vehicles (EVs) in smart grids, taking into account the requirements and the time specifications characterizing the service requests. In this paper, attention is focused on the formalization of a model for the optimal scheduling of charging of EVs in a smart grid, also considering the vehicle to grid process (i.e., the possibility for the EV to inject power during the charging process). In the formalization of an optimization problem for a smart grid, a deferrable demand is considered, which is represented by the charging demand of the set of EVs. The cost to be optimized for the considered problem includes the economic cost of energy production/acquisition (from the main grid) and the cost relevant to the delay in the satisfaction of the customers’ demand (is represented as a tardiness cost). Also, the income coming from the service provided to vehicles is taken into account. The developed model is tested and applied in connection with a real case study characterized by a photovoltaic plant, two batteries, power production plants that use natural gas as primary energy, and a charging station
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