979 resultados para Quasi-conformité
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Invokaatio: Deo duce.
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The cardiovascular electrophysiologic basis for the action of pyridostigmine, an acetylcholinesterase inhibitor, has not been investigated. The objective of the present study was to determine the cardiac electrophysiologic effects of a single dose of pyridostigmine bromide in an open-label, quasi-experimental protocol. Fifteen patients who had been indicated for diagnostic cardiac electrophysiologic study underwent two studies just before and 90-120 min after the oral administration of pyridostigmine (45 mg). Pyridostigmine was well tolerated by all patients. Wenckebach nodal anterograde atrioventricular point and basic cycle were not altered by pyridostigmine. Sinus recovery time (ms) was shorter during a 500-ms cycle stimulation (pre: 326 ± 45 vs post: 235 ± 47; P = 0.003) but not during 400-ms (pre: 275 ± 28 vs post: 248 ± 32; P = 0.490) or 600-ms (pre: 252 ± 42 vs post: 179 ± 26; P = 0.080) cycle stimulation. Pyridostigmine increased the ventricular refractory period (ms) during the 400-ms cycle stimulation (pre: 238 ± 7 vs post: 245 ± 9; P = 0.028) but not during the 500-ms (pre: 248 ± 7 vs post: 253 ± 9; P = 0.150) or 600-ms (pre: 254 ± 8 vs post: 259 ± 8; P = 0.255) cycle stimulation. We conclude that pyridostigmine did not produce conduction disturbances and, indeed, increased the ventricular refractory period at higher heart rates. While the effect explains previous results showing the anti-arrhythmic action of pyridostigmine, the clinical impact on long-term outcomes requires further investigation.
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The effect of physical exercise on the treatment of depressive elderly adults has not been investigated thus far in terms of changes in cortical hemispheric activity. The objective of the present study was to identify changes in depressive symptoms, quality of life, and cortical asymmetry produced by aerobic activity. Elderly subjects with a diagnosis of major depressive disorder (DSM-IV) were included. Twenty patients (70% females, 71 ± 3 years) were divided into an exercise group (pharmacological treatment plus aerobic training) and a control group (undergoing pharmacological treatment) in a quasi-experimental design. Pharmacological treatment was maintained stable throughout the study (antidepressants and anxiolytics). Subjects were evaluated by depression scales (Beck Depression Inventory, Hamilton Depression Rating Scale, Montgomery-Asberg Depression Rating Scale) and the Short Form Health Survey-36, and electroencephalographic measurements (frontal and parietal alpha asymmetry) before and after 1 year of treatment. After 1 year, the control group showed a decrease in cortical activity on the right hemisphere (increase of alpha power), which was not observed in the exercise group. The exercise group showed a significant decrease of depressive symptoms, which was not observed in the control group. This result was also accompanied by improved treatment response and remission rate after 1 year of aerobic exercise associated with treatment. This study provides support for the effect of aerobic training on alpha activity and on depressive symptoms in elderly patients. Exercise facilitates the treatment of depressive elderly adults, leading to clinical and physical improvement and protecting against a decrease in cortical activity.
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Vapor-Liquid equilibria of palm fatty acids distillates/carbon dioxide system has been investigated experimentally at temperatures of 333, 353, and 373 K and pressures of 20, 23, 26, and 29 MPa using the static method. Experimental data for the quasi-binary system palm fatty acids distillates/carbon dioxide has been correlated with Redlich-Kwong-Aspen equation of state. Modeling shows good agreement with experimental data. Selectivity obtained indicates that supercritical carbon dioxide is a reasonable solvent for separating saturated (palmitic acid) and unsaturated (oleic+linoleic acids) fatty acids from palm fatty acids distillates in a continuous multistage countercurrent column.
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The current thesis manuscript studies the suitability of a recent data assimilation method, the Variational Ensemble Kalman Filter (VEnKF), to real-life fluid dynamic problems in hydrology. VEnKF combines a variational formulation of the data assimilation problem based on minimizing an energy functional with an Ensemble Kalman filter approximation to the Hessian matrix that also serves as an approximation to the inverse of the error covariance matrix. One of the significant features of VEnKF is the very frequent re-sampling of the ensemble: resampling is done at every observation step. This unusual feature is further exacerbated by observation interpolation that is seen beneficial for numerical stability. In this case the ensemble is resampled every time step of the numerical model. VEnKF is implemented in several configurations to data from a real laboratory-scale dam break problem modelled with the shallow water equations. It is also tried in a two-layer Quasi- Geostrophic atmospheric flow problem. In both cases VEnKF proves to be an efficient and accurate data assimilation method that renders the analysis more realistic than the numerical model alone. It also proves to be robust against filter instability by its adaptive nature.
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The hypothesis of fast growth. New arguments. After the 1981-2003 quasi-stagnation, the Brazilian economy signals that it is back to fast growth. The aborted growth spurts in this period accumulated an expansion potential that is now emerging. The growth frustration was particularly significant in the case of the growth surge beginning in 1999, as an outcome of the large 1999 depreciation of the real and the substantial 1990s increase of productivity. Now this repressed growth is being spontaneously liberated. It may be additionally liberated by adequate economic policies. Improvements in macroeconomic policy and the implementation of mini micro reforms are consistent with this incremental approach.
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The purpose of this two-phased study is to examine the interest of nursing students in choosing a career in older people nursing. First, the scoping phase explores the different premises for choosing older people nursing as a career. Second, the evaluation phase investigates the outcomes of the developed educational intervention involving older people as promoters of choosing a career in older people nursing, factors related to these outcomes, and experiences with educational intervention. The ultimate goal is to encourage more nursing students to choose older people nursing as their career. The scoping phase applies an exploratory design and centres around a descriptive, cross-sectional survey, documentary research and a scoping literature review. The information sources for this phase include 183 nursing students, 101 newspaper articles and 66 research articles. The evaluation phase applies a quasi-experimental design and a pre-post-test design with a non-equivalent comparison group and a post-intervention survey. The information sources for this phase include 87 nursing students and 43 older people. In both phases, statistical and narrative methods are applied in the data analysis. Nursing students neutrally regarded the idea of a career in older people nursing. The most consistent factors related to the nursing students’ career plans in older people nursing were found to be nursing work experience and various educational preparations in the field. Nursing students in the intervention group (n=40) were more interested in older people nursing and had more positive attitudes towards older people than did students in the comparison group (n=36). However, in both groups, the interest that students had at the baseline was associated with the interest at the one-month follow-up. There were no significant differences between the groups in terms of the students’ knowledge levels about ageing. The nursing students and older people alike highly appreciated participating in the educational intervention. It seems possible to positively impact nursing students and their choices to pursue careers in older people nursing, at least in the short-term. The involvement of older people as promoters of this career choice provides one encouraging alternative for impacting students’ career choices, but additional research is needed.
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Idée primitive du ciel.Collection de termes tirés des classiques, extraits et passages mis en ordre pour établir la conformité aux idées chrétiennes.10 feuillets.
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Contient : 1 « Nomina corum omnium, quae in HIERONYMI libro de scriptoribus ecclesiasticis continentur », extraits ; 2 « GENNADIUS in virorum illustrium catalogo. Cyrus, genere Alexandrinus, arte medicus et ex philosopho monachus, vir dicendi peritus, scripsit adversus Nestorem,... ». En latin ; 3 « De medicis ». En latin ; 4 Notice sur « sainte Collette », religieuse et réformatrice de l'ordre de Sainte-Claire. « Environ l'an 1435 vivoit une femme sainte et devote... » ; 5 « Satyra in questiones quodlibeticas F. Garassii, jussu et auctoritate supremi senatus laceratas et combustas, 17 januarii 1626 » ; 6 « Scotinographie de PIERRES DE VERIGNY » ; 7 « Extraict du tome second de l'Affrique, titre des licornes que l'on trouve à l'environ de Mecca, etc. Du costé du temple y a une grande cour fermée de murailles, où nous veismes deux licorne[s] ... » ; 8 Note concernant Antonin et Sévère. Tirée d'Hérodien ; 9 Quatre vers latins sur Hippocrate et Apelle ; 10 Traduction en quatre vers grecs des vers latins ci-dessus indiqués. Au-dessous on lit, comme nom d'auteur : « M. WEYMS, Flamand » ; 11 « Harengue prononcée par Mr le premier president DE VERDUN devant le roy [Louis XIII] au pallais, le mardy 18 fevrier 1620, en presence de M. de Luines » ; 12 « Versus quos papa misit imperatori cum uno agnus Dei, et hoc pro munere magno ; 13 « Autres vers » ; 14 « Que S. Pierre n'a point esté à Rome, disent les heretiques ». Discussion de cette proposition ; 15 Vers « à l'honneur de la Vierge » (fol. 6) ; 16 « L'adjuration et demandes du catholique à Mrs les cardinaux, prelats, confesseurs et ausmoniers du roy, devant et apres le cruel massacre de Mrs le duc et le cardinal de Guise freres, et le tout à la face des estats, à Blois, du XXIIIe et XXIIIIe decembre 1588 » ; 17 « Pour sçavoir l'an de bissexte, le nombre d'or, l'epacte et le jour de la nouvelle lune », note ; 18 « Extraict du traicté de paix entre le roy et l'empereur, à Cambray (1529), par lequel appert qu'il n'y a pas d'aubins d'un costé ny d'aultre » ; 19 Notices sur « Edouard, roy d'Angleterre... Robert, surnommé Courbecuisse,... Guillaume le Bastard, roy d'Angleterre... Guillaume, surnommé le Roux,... Robert, duc de Normandie... Guillaume le Roux, roy d'Angleterre... Henry,... roy d'Angleterre... Mathilde, fille du roy Henry d'Angleterre... Henry d'Angleterre » ; 20 « De Jesabelis anglicae parricidiis ad piae reginae Mariae Stuardae manes carmen » ; 21 « Sonnet » contre la reine Élisabeth d'Angleterre ; 22 « Ad praeceptorem doctissimum dominum Sanjacobaeum epigramma » ; 23 « Ad suum praeceptorem ANT. SCIPIO DE JOYEUSE flebile carmen » ; 24 « Epigramma » ; 25 « Ad charissimum et apprime eruditum praeceptorem HENRICI DE JOYEUSE carmen flebile » ; 26 « Ad eundem epigramma » ; 27 « Elegia » ; 28 « Ad praeceptorem observandissimum GEORGII GAUDIOSANI flebile carmen » ; 29 « In clarissimi domini Sanjacobaei Harduini, doctoris medici, nuptiarum solennia epithalamium » ; 30 « Epithalame ou chant nuptial sur le mariage de noble homme Me Philippe Harduyn de S. Jacques, docteur en medecine, et dame Catherine Gervais, son espouse... mariez à Paris, le 13 janvier 1587, pièce en vers ; 31 « Ad convivas » ; 32 « Clarissimo spectatissimoque viro domino a Sancto Jacobo S. D. PETRUS DICUNOWART » ; 33 « Sonnet » ; 34 « Responce de la noblesse aux harangues des lieutenans deputez du tiers estat » ; 35 « Quatrain » ; 36 « Sixain » ; 37 « Autre » sixain ; 38 « Epigramma » ; 39 « Huictain » ; 40 « Quatrain » ; 41 « Huictain » ; 42 « Autre quatrain » ; 43 « Vents ordinaires au pays de Congo » ; 44 « Le royaume de Monomotapa », note ; 45 « Nom du Prete-Jan », note ; 46 « Prophetie d'un jacobin, traduite en françois, tirée et extraite d'un livre fort ancien, escript à la main, en langue flamande » ; 47 « Pour la statue du roy Henry le Grand, qui est sur le Pont Neuf » ; 48 « Pour le pont », vers latins ; 49 « Vita sanctae Odiliae » ; 50 « Vers chronographe sur la mort de Barnevelt » ; 51 « Autres vers » en latin, « faict[s] sur le synode tenu à Dordrecht, l'an 1619 ; 52 « Devise de la reine mere Catherine de Medicis, apres la mort de son mary, le roy Henry II ; 53 Citation extraite de « GERARDUS DORN, in epistola dedicatoria », placée en tête de l'ouvrage de Paracelse qui a pour titre : « Aurora, sive thesaurus philosophorum ». En latin ; 54 « IAMBLICHUS de mysteriis, statim initio, ex Marsilii Ficini versione. Mercurius praeest sapientiae et eloquio... ». En latin ; 55 « Epigramme faict sur la mort de Mr de Luynes, connestable de France, qui est mort de la peste devant Monheurt, soubz le nom de Sabinus » ; 56 « Plaintes de l'espée de Mr le connestable de Luynes » ; 57 « Sur le Te Deum chanté pour la prise de Montheur (sic) et la mort du connestable, epigramme » ; 58 « Autre sur la mesme mort » ; 59 « Autre » ; 60 « Autre » ; 61 « Tombeau du connestable, 1622 » ; 62 « Sur la vanité de Monsigot, secretaire du connestable, epigramme » ; 63 « Sur sa calotte » ; 64 « Sur sa retraicte de la chambre des comptes » ; 65 « Imperatoris Caroli V elogium, inscriptum velis navis Victoriae, quae rotis imposita et equis tracta, pompam illius funebrem Bruxellis, anno 1558, decoravit, et quotannis, dominica sexta post Pascha, circumducitur in encoeniis ejusdem urbis bruxellensis ». En latin ; 66 « Ejusdem triumphi ordine recensiti ». En latin ; 67 « Ad columnas Herculis » ; 68 « Serenissimi Alberti austriaci, Belgarum principis, cenotaphium ». En latin ; 69 « De Elisabeth, regina Angliae, epigramma ». En latin ; 70 « Aliud, de Roma ». En latin ; 71 « Sur la mort du mareschal d'Ancre » ; 72 « Summission de ceux de la religion pretendue reformée au roy de France et de Navarre Louis XIIIe, dict le Juste, entrant dedans la ville de Montpellier, M.DC.XXII », discours ; 73 « Prophetia S. MALACHIAE, archiepiscopi... ardinacensis... de summis pontificibus » ; 74 « Prophetiae LEONIS, sapientissimi imperatoris, inventae Romae in Vaticana bibliotheca » ; 75 « Apologie pour la Compagnie de Jesus, extraite de la predication du R. P. et docteur F. PIERRE DOZA, religieux de l'ordre S. Dominique, prononcée en l'eglise de la maison professe de la Compagnie de Jesus, en la cité de Valence, le 26 janvier de l'an 1610, pour la beatification du glorieux pere Ignace de Loyola, fondateur de la mesme compagnie; traduite par le Père FRANÇOIS SOLIER, religieux de la Compagnie de Jesus. Imprimé à Poitiers par Antoine Mesnier, imprimeur et libraire ordinaire du roy en l'Université, 1611 » ; 76 « Les muses lanternieres, par LAMY » ; 77 « Epigramme sur le mesme sujet » ; 78 « Sixain » ; 79 Épigramme ; 80 « Autre » ; 81 « Sur la journée du mariage de Madame, soeur du roy, avec le roy d'Angleterre, qu'il pleut tout le jour, l'an 1625 » ; 82 Vers latins ; 83 « Sur l'arrivée du cardinal Barberin, legat en France, l'an 1625 » ; 84 « Le marchand de soye de Paris » ; 85 « Autre pour le mesme marchand » ; 86 « Epitaphe de M. Servin, advocat general du parlement de Paris, et du R. P. Cotton, decedez quasi en mesme temps, en mars de l'an 1626 » ; 87 Vers sur Lucrèce ; 88 « La solitude » ; 89 « La berne » ; 90 « La pluye » ; 91 « Satyre » ; 92 « Hymne du fromage » ; 93 « Voeu à Bacchus » ; 94 Vers ; 95 « La Nuict » ; 96 Vers ; 97 Suite de notes historiques ; Note ; Note sur le partage de 842 et l'origine du nom de Lorraine ; Note sur Baudouin Bras de Fer, comte de Flandre ; Date de l'entrée à Paris de Philippe, archiduc d'Autriche ; Note sur le mariage de Marguerite, soeur de Philippe, archiduc d'Autriche ; Note concernant les papes Alexandre VI, Pie III, Jules II, Leon X ; Note concernant Isabelle, reine d'Espagne, morte en 1506, le mariage du roi d'Espagne Ferdinand, avec la soeur du comte de Foix, la mort dudit roi, en 1515, et celle de Philippe, archiduc d'Autriche, en 1506 ; Note concernant le mariage du roi François Ier et de Claude de France, fille de Louis XII, et celui du roi Louis XII avec Marie, soeur du roi d'Angleterre, Henri VIII ; Note sur le mariage de la veuve du roi Louis XII avec le duc de Suffolk ; Note sur l'origine des derniers ducs de Bourgogne ; Naissances de Louis, duc d'Orléans, et de Jean, duc de Bourgogne ; Mariage de Jean, comte de Nevers, fils de Philippe le Hardi, duc de Bourgogne, avec Marguerite, fille du comte de Hainaut ; Mort de Louis de Masle, comte de Flandre ; Mort de Charles le Mauvais, roi de Navarre ; Notes concernant le titre de Filles de France, les armoiries des princes du sang de France, les reines regentes, le lieu du sacre de plusieurs reines de France ; Notes sur les épithètes dont on accompagne les noms de certaines familles nobles ; Ce que c'est que le « praeteur praetorian » ; Note sur l'origine des Fran çais, la signification de certains noms francs, les pénalités de la loi salique ; Note sur l'antiquité du titre de roi tres chrétien, donné au roi de France ; Que les rois de France sont souverains et indépendants ; Que le titre de reine donne aux femmes quelque chose « de plus auguste que ce que leur sexe ne leur octroye » ; 98 « Voyage de Mr PHILIPPES HARDUIN DE S. JAQUES, pour lors medecin ordinaire des bandes françoises de l'Estat et couronne de France » ; 99 Note concernant la maison de Bourbon ; a « Source de la maison de Bourbon », d'après OLIVIER DE LA MARCHE ; b « Pourquoi la maison de Bourbon quereloit la couronne de France contre la maison de Valois » ; c Tableau généalogique de la descendance de S. Louis ; 100 « Epitaphe de Santarelli et autres de sa cabale » ; 101 « Extraict d'ANTONIUS SANCTARELLUS, de haeresi, schismate, apostasia et sollicitatione in sacramento poenitentiae, et de auctoritate summi pontificis in his delictis puniendis » ; 102 ; 103 « Censura sacrae Facultatis theologiae parisiensis, lata in librum qui inscribitur ANTONII SANCTARELLI e societate Jesu tractatus de haeresi, schismate, apostasia, sollicitatione in sacramento poenitentiae, et de potestate summi pontificis in his delictis puniendis... » ; 104 « Ex libello cui titulus : G. G. R., theologi, ad Ludovicum XIII, Galliae et Navarrae regem Christianissimum, admonitio », extrait ; 105 « Arrest de la cour de parlement, prononcé contre les PP. du college de Clairmont, le 17 mars 1626. Extraict des registres de la cour de parlement » ; 106 « Soubscription des PP. jesuites » ; 107 « Questiones quodlibeticae huic tempori accomodatae, disputandae in antiqua Sorbona parisiensi, mense decembri, diebus saturnalitiis, et dedicatae illustrissimo S. R. E. cardinali de Richelieu, sive de Rupella, negotiorum status in regno Galliae supremo praefecto, anno Domini M. DC. XXV, 13 decemb. mane » ; 108 « Inscrizione dell' arco trionfale di Verua », inscription en latin ; 109 « Ex libello cui titulus : Veritas odiosa, fragmenta varia colloquii Machiavelli et Mercurii, 1626. Ex schedis M. S. RICHARDI ATTONITI, eboracensis, protocancellarii nuper classis anglicancae. Oxonii, apud Gualtherum Mapes, Academiae bidellum » ; 110 « Catalogus librorum mystico-politorum (sic) qui autumnalibus nundinis francofordiensibus anni 1626 in lucem prodibunt » ; 111 « Ex libello cui titulus : Jubilus con foederatorum, alias Nova novorum, in quibus magnae victoriae et laeti terra marique progressus anni 1625 continentur, ad nobilem historicum D. Ferrerium gallum Nemausensium Reipubl. apud christianissimum regem Ludovicum XIII oratorem, editio ultima, ab authore recognita et emendata, M.DC.XXVI » ; 112 « Appendix ad catalogum librorum mystico-politicorum qui proximis nundinis francfurtensibus prodibunt » ; 113 Vers latins, composés à propos de la tentative des jésuites, qui avaient essayé de substituer dans l'almanach la fête de S. Ignace de Loyola à celle de S. Germain, qui se célébrait le 31 juillet ; 114 « Bibliotheca mystica clarissimi viri Ludovici Servini, sex aliis longe ditioribus scilicet Arnaldi, Paschasii, Martyllerii, Hardivillerii, Turgotii et Tarini, in antecessum praemissa... 1626 » ; 115 « Contract de mariage de Henry IV,... roy de France et de Navarre, avec Marguerite de Valois ». 17 août 1572 ; 116-117 Contrats de mariage de Louis XIII avec Anne d'Autriche, et du prince d'Espagne, don Philippe, avec Élisabeth de France. 1612 ; 118 Contrat de mariage de Henri d'Orléans, duc de Longueville, avec Louise de Bourbon. Paris, 5 mars 1617 ; 119 Mémoire « pour l'accompagnement et voyage de Madame jusques à la frontiere, et de la reyne, revenant de lad. frontiere jusques à Bordeaux » ; 120 Mémoire intitulé : « L'homme d'Estat françois vrayment catholique », dédié au roi Louis XIII « par le Sr DE CHIREMONT » ; 121 « Instruction de M. de Schomberg, comte de Nanteuil, conseiller du roy en son conseil d'Estat, lieutenant general de S. M. es pays de Lymosin, haute et basse Marche, pour son voyage d'Allemagne » ; 122 « Cronique de S. Clou » ; 123 « Lettre de Cloris à Lysis » ; 124 « Reponse de Lysis à Cloris » ; 125 « La mouche et le courtisan »
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Contient : 1 Ordonnance faite par CHARLES [V], « aisné filz du roy de France et son lieutenant », en conformité des conseils donnés par l'assemblée des trois états du royaume, pour la suppression de divers abus et l'établissement de plusieurs réglements. Paris, mars 1356 ; 2 Traité de Brétigny, entre le roi de France et le roi d'Angleterre. 8 mai 1460 ; 3 Traité entre François Ier et Henri VIII, roi d'Angleterre, renouvelant et confirmant ceux qui avaient été conclus entre ledit Henri et Louis XII. Londres, 5 avril 1514 ; 4 Traité pour le mariage de Louis XII avec Marie d'Angleterre, conclu à Londres, le 14 septembre 1514 ; 5 Traité conclu entre les ambassadeurs de François Ier et ceux d'Henri VIII, roi d'Angleterre, au sujet du mariage de la princesse Marie d'Angleterre avec le dauphin. Londres, 4 octobre 1518 ; 6 Traité conclu par les mêmes pour la reddition par Henri VIII à François Ier des villes de Tournay, Saint-Amand, Mortagne, etc. Londres, 4 octobre 1518 ; 7 Traité de paix et d'alliance conclu entre la France et l'Angleterre. Londres, 2 octobre 1518 ; 8 Ratification par la régente LOUISE DE SAVOIE, du traité conclu, le 30 août précédent, par ses ambassadeurs auprès d'Henri VIII, roi d'Angleterre, qui se sont engagés à payer une somme de 2 millions de couronnes d'or. Lyon, 26 septembre 1525 ; 9 Ratification par LOUISE DE SAVOIE d'un autre traité conclu par ses ambassadeurs auprès d'Henri VIII, le 30 août précédent, pour la répression des pirateries et des pillages et la réparation des dommages subis par les sujets anglais et français. Lyon, 26 septembre 1525 ; 10 Traité conclu entre François Ier, roi de France, et Henri VIII, roi d'Angleterre. « Campaigne, ez confins d'Ardres et Guynez ». 7 juin 1546 ; 11 Traité conclu en exécution du traité précédent, pour la détermination des limites des comtés de Boulogne et de Guines. Londres, 11 mars 1547 (n. s.) ; 12 Renouvellement avec Edouard VI du traité de paix et alliance conclu par François Ier avec Henri VIII, le 7 juin 1546. Londres, 11 mars 1547 (n. s.) ; 13 « Sommaire instruction pour le faict d'Angleterre. Il est deu au roy d'Angleterre, à cause du traicté de l'an VC. XXV... » ; 14 Varia ; Notes sur les traités de 1518 et 1532, par lesquels « est faicte ligue deffensive entre le roy « de France » et le roy d'Angleterre » ; « Estat abbregé du faict d'Angleterre. Et premièrement pour les deux millions de coronnes. Par le traicté de la paix... faicte à More, en aoust mil cinq cens vingtcinq... » ; Commission donnée par FRANÇOIS Ier au cardinal Du Bellay, à Pierre Remon, seigneur de Courcelles, et à Claude de Laubespine, pour traiter de la paix avec les ambassadeurs du roi d'Angleterre. « Courtignon », 30 août 1544 ; 15 Historia Eduardi IV et Richardi III, regum Angliae, « Thoma Moro authore ». Premiers mots : « Eduardus rex, ejus nominis quartus, actis vite annis quinquaginta tribus, mensibus septem, diebus sex... » ; derniers mots : « ... Qui nepoti ejus coronando fuerat destinatus »
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This study examined the influence of training on Asian learners' beliefs, interaction, and attitudes during collaborative learning (CL) and explored the processes of their CL in pairs. The literature contains few studies on the effect of collaborative training in language learning. In addition, it shows gaps between SLA theory and practice resulting from learners' cultural differences. Although second/subsequent language acquisition (SLA) theory assumes that CL contributes to language learning, implementing CL in a multicultural classroom is often considered to be unsuccessful by teachers. The research questions designed to address this gap explore: (a) the extent to which tra~ng affects Asian learners' attitudes towards and interaction during CL; (b) how Asian learners accomplish collaborative tasks in pairs. In the quasi-experimental research design, the learners in the treatment group received special training in CL for 5 weeks while the learners in the comparison group did not receive similar training. Data were collected from 45 McMaster University students through pre- and posttests, pre- and postintervention questionnaires, student information, and informal classroom observations. To detennine the influence of training, the frequency of communication units (c-units), Language Related Episodes (LREs), Collaborative Dialogue (CD) from audio-taped data, and the fmal draft scores were compared between pre- and posttests. The learners' pre- and postintervention questionnaires were also compared. Transcripts from audio-taped data, students' information, their responses and comments from questionnaires, and informal observations served to investigate the processes of Asian learners' CL. Overall, this study found that training had significant influence on the frequency of c-units and CD, and considerable impact on the draft scores, although little influence on the frequency of LREs was observed. The results from the questionnaires in the treatment group showed positive changes in the learners' beliefs on pair work after training. On the other hand, analyses of the transcription data showed that the learners did not conduct enough discussion for a resolution of problems with peers. In conclusion, results suggested the need for teacher intervention, a longer period of collaborative training, and an implementation of self-evaluation into the course grade to encourage the learners to succeed in collaborative learning.
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Polarized reflectance measurements of the quasi I-D charge-transfer salt (TMTSFh CI04 were carried out using a Martin-Puplett-type polarizing interferometer and a 3He refrigerator cryostat, at several temperatures between 0.45 K and 26 K, in the far infrared, in the 10 to 70 cm- 1 frequency range. Bis-tetramethyl-tetraselena-fulvalene perchlorate crystals, grown electrochemically and supplied by K. Behnia, of dimensions 2 to 4 by 0.4 by 0.2 mm, were assembled on a flat surface to form a mosaic of 1.5 by 3 mm. The needle shaped crystals were positioned parallel to each other along their long axis, which is the stacking direction of the planar TMTSF cations, exposing the ab plane face (parallel to which the sheets of CI04 anions are positioned). Reflectance measurements were performed with radiation polarized along the stacking direction in the sample. Measurements were carried out following either a fast (15-20 K per minute) or slow (0.1 K per minute) cooling of the sample. Slow cooling permits the anions to order near 24 K, and the sample is expected to be superconducting below 1.2 K, while fast cooling yields an insulating state at low temperatures. Upon the slow cooling the reflectance shows dependence with temperature and exhibits the 28 cm- 1 feature reported previously [1]. Thermoreflectance for both the 'slow' and 'fast' cooling of the sample calculated relative to the 26 K reflectance data indicates that the reflectance is temperature dependent, for the slow cooling case only. A low frequency edge in the absolute reflectance is assigned an electronic origin given its strong temperature dependence in the relaxed state. We attribute the peak in the absolute reflectance near 30 cm-1 to a phonon coupled to the electronic background. Both the low frequency edge and the 30 cm-1 feature are noted te shift towards higher frequcncy, upon cntering the superconducting state, by an amount of the order of the expected superconducting energy gap. Kramers-Kronig analysis was carried out to determine the optical conductivity for the slowly cooled sample from the measured reflectance. In order to do so the low frequency data was extrapolated to zero frequency using a Hagen-Ru bens behaviour, and the high frequency data was extended with the data of Cao et al. [2], and Kikuchi et al. [3]. The real part of the optical conductivity exhibits an asymmetric peak at 35 cm-1, and its background at lower frequencies seems to be losing spectral weight with lowering of the temperature, leading us to presume that a narrow peak is forming at even lower frequencies.
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Considerable research has focused on the success of early intervention programs for children. However, minimal research has focused on the effect these programs have on the parents of targeted children. Many current early intervention programs champion family-focused and inclusive programming, but few have evaluated parent participation in early interventions and fewer still have evaluated the impact of these programs on beliefs and attitudes and parenting practices. Since parents will continue to play a key role in their child's developmental course long after early intervention programs end, it is vital to examine whether these programs empower parents to take action to make changes in the lives of their children. The goal of this study was to understand parental influences on the early development of literacy, and in particular how parental attitudes, beliefs and self efficacy impact parent and child engagement in early literacy intervention activities. A mixed method procedure using quantitative and qualitative strategies was employed. A quasi-experimental research design was used. The research sample, sixty parents who were part of naturally occurring community interventions in at- risk neighbourhoods in a south-western Ontario city participated in the quantitative phase. Largely individuals whose home language was other than English, these participants were divided amongst three early literacy intervention groups, a Prescriptive Interventionist type group, a Participatory Empowering type group and a drop-in parent- child neighbourhood Control group. Measures completed pre and post a six session literacy intervention, on all three literacy and evidence of change in parental empowerment. Parents in all three groups, on average, held beliefs about early literacy that were positive and that were compatible with current approaches to language development and emergent literacy. No significant change in early literacy beliefs and attitudes for pre to post intervention was found. Similarly, there was no significant difference between groups on empowerment scores, but there was a significant change post intervention in one group's empowerment score. There was a drop in the empowerment score for the Prescriptive Interventionist type group, suggesting a drop in empowerment level. The qualitative aspect of this study involved six in-depth interviews completed with a sub-set of the sixty research participants. Four similar themes emerged across the groups: learning takes place across time and place; participation is key; success is achieved by taking small steps; and learning occurs in multiple ways. The research findings have important implications for practitioners and policy makers who target at risk populations with early intervention programming and wish to sustain parental empowerment. Study results show the value parents place on early learning and point to the importance of including parents in the development and delivery of early intervention programs. groups, were analyzed for evidence of change in parental attitudes and beliefs about early literacy and evidence of change in parental empowerment. Parents in all three groups, on average, held beliefs about early literacy that were positive and that were compatible with current approaches to language development and emergent literacy. No significant change in early literacy beliefs and attitudes for pre to post intervention was found. Similarly, there was no significant difference between groups on empowerment scores, but there was a significant change post intervention in one group's empowerment score. There was a drop in the empowerment score for the Prescriptive Interventionist type group, suggesting a drop in empowerment level. The qualitative aspect of this study involved six in-depth interviews completed with a sub-set of the sixty research participants. Four similar themes emerged across the groups: learning takes place across time and place; participation is key; success is achieved by taking small steps; and learning occurs in multiple ways. The research findings have important implications for practitioners and policy makers who target at risk populations with early intervention programming and wish to sustain parental empowerment. Study results show the value parents place on early learning and point to the importance of including parents in the development and delivery of early intervention programs.
Resumo:
K-(BETS)2FeBr4 is a quasi-2D charge transfer organic metal with interesting electronic and magnetic properties. It undergoes a transition to an antiferromagnetic (AF) state at ambient pressure at the Neel temperature (T^^) = 2.5 K, as well as to a superconducting (SC) state at 1.1 K [1]. The temperature dependence of the electrical resistivity shows a small decrease at T;v indicating the resistivity drops as a result of the onset of the ordering of Fe'*''" spins. A sharp drop in the resistivity at 1.1 K is due to its superconducting transition. The temperature dependence of the susceptibility indicates an antiferromagnetic spin structure with the easy axis parallel to the a-axis. The specific heat at zero-field shows a large peak at about 2.4 K, which corresponds to the antiferromagnetic transition temperature (Tat) and no anomaly is observed around the superconducting transition temperature (1.1 K) demonstrating that the magnetically ordered state is not destroyed by the appearance of another phase transition (the superconducting transition) in the 7r-electron layers [1], [2]. This work presents an investigation of how the low frequency electromagnetic response is affected by the antiferromagnetic and superconducting states, as well as the onset of strong correlation. The location of the easy axis of three samples was determined and polarized thermal reflectance measurements of these «-(BETS)2FeBr4 samples oriented with their vertical axis along the a- and c axes were then carried out using a *He refrigerator cryostat and a Martin-Puplett type polarizing interferometer at various temperatures (T = 0.5 K, 1.4 K. 1.9 K, 2.8 K) above and below the superconducting state and/or antiferromagnetic state. Comparison of the SC state to the normal state along the o- and c-axes indicates a rising thermal reflectance at low frequencies (below 10 cm"' ) which may be a manifestation of the superconducting energy gap. A dip-Hke feature is detected at low frequencies (below 15 cm"') in the thermal reflectance plots which probe the antiferromagnetic state along the two axes, and may be due to the opening of a gap in the excitation spectrum as a result of the antiferromagnetism. In another set of experiments, thermal reflectance measurements carried out along the a- and c-axes at higher temperatures (10 K-80 K) show that the reflectivity decreases with increasing temperature to 60 K (the coherence temperature) above which it increases again. Comparison of the thermal reflectance plots along the a- and c-axes at higher temperatures reveals an anisotropy between these two axes. The Hagen-Rubens thermal reflectance plots corresponding to an average over the ac-plane were calculated using experimental hterature resistivity values. Comparison of the Hagen-Rubens plots with the experimental thermal reflectance along the a- and c-axes indicates that both exhibit the general trend of a decrease in thermal reflectance with increasing frequency, however the calculated Hagen-Rubens thermal reflectance at different temperatures is much lower than the experimental curves.
Resumo:
The algebraic expressions for the anharmonic contributions to the Debye-Waller factor up to 0(A ) and 0 L% ) £ where ^ is the scattering wave-vector] have been derived in a form suitable for cubic metals with small ion cores where the interatomic potential extends to many neighbours. This has been achieved in terms of various wave-vector dependent tensors, following the work of Shukla and Taylor (1974) on the cubic anharmonic Helmholtz free energy. The contribution to the various wave-vector dependent tensors from the coulomb and the electron-ion terms in the interatomic metallic potential has been obtained by the Ewald procedure. All the restricted multiple whole B r i l l o u i n zone (B.Z.) sums are reduced to single whole B.Z. sums by using the plane wave representation of the delta function. These single whole B.Z. sums are further reduced to the •%?? portion of the B.Z. following Shukla and Wilk (1974) and Shukla and Taylor (1974). Numerical calculations have been performed for sodium where the Born-Mayer term in the interatomic potential has been neglected because i t is small £ Vosko (1964)3 • *n o^er to compare our calculated results with the experimental results of Dawton (1937), we have also calculated the r a t io of the intensities at different temperatures for the lowest five reflections (110), (200), (220), (310) and (400) . Our calculated quasi-harmonic results agree reasonably well with the experimental results at temperatures (T) of the order of the Debye temperature ( 0 ). For T » © ^ 9 our calculated anharmonic results are found to be in good agreement with the experimental results.The anomalous terms in the Debye-Waller factor are found not to be negligible for certain reflections even for T ^ ©^ . At temperature T yy Op 9 where the temperature is of the order of the melting temperature (Xm) » "the anomalous terms are found to be important almost for all the f i ve reflections.