178 research outputs found

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    Hot electron transmission in metals using epitaxial NiSi2/n-Si(111) interfaces Parui, S.; Wit, B.; Bignardi, L.; Rudolf, P.; Kooi, B.; van Wees, B. J.; Banerjee, T

    Figs. 1–4 in A new species of the genus Lobus Martin (Diptera: Asilidae) from West Bengal, India

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    Figs. 1–4. Holotype male of Lobus lineatus sp. n. 1 – habitus; 2 – head, lateral view; 3 –Published as part of Naskar, A., Maity, A., Homechaudhuri, S., Parui, P. & Banerjee, D., 2018, A new species of the genus Lobus Martin (Diptera: Asilidae) from West Bengal, India, pp. 21-25 in Far Eastern Entomologist 367 on page 23, DOI: 10.25221/fee.367.3, http://zenodo.org/record/716444

    Thucydidis Atheniensis historiographi... de bello Peloponnesiaco libri octo

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    En colofón: sub prleo Ascensiano Communibus ipsius Asensii & Ioannis Parui impensisLugar de imp. consta en v. de portLa fecha consta en colofónSign.: a\p8\s, a-m\p8\sPort. grab. xi

    Expectatissime [et] suo merito laudatissime in quattuor sententiaru[m] libros questionu[m] plurimaru[m], resolutiones exactissime decisiones ... magistri Durandi de sancto Portiano ...

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    Marca tip. de Jean Petit en portLa fecha consta en colofón cuyos datos son : ""Ex officina Ascensiana ex recognitione Magistri Iacobi Merlini & impensis Ioannis Parui bibliopol[a]e parisien[sis]. Ad sextum Calendas Noue[m]b. MDVIII"Sign.: ¯a-¯u\p8\s, Aaa\p10\s, a-r\p8\s, s\p4\s, t-z\p8\s, A-Z\p8\s, 2A-2O\p8\s, 2P\p7\sPort. a dos tintasTexto a dos co

    Título: Postilla super Proverbia, Ecclesiasten, Cantica

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    Marca tip. de Pierre Gaudoul y de Jean Petit en portAdams, B, 1020, III, recoge una ed. con iguales datos de port. y con colofón : "Parisiis : typis Petri Vidouei, impens. Ioannis Parui, Egidij Gormontij, Ponceti le preux ac Petri Gaudoul, 1532"Sign.: a-z\p8/6\s, A-Z\p6/8\s, 2A-2H\p8/6\s, 2L\p7\sPort. grab. xil. arquitectónica y a dos tinta

    Sigeberti Gemblacensis coenobitæ Chronicon ab anno 381 ad 1113 cum insertionibus ex historia Galfridi & additionibus Roberti abbatis Montis centu[m] & tres seque[n]tes a[n]nos co[m]plectentibus promoue[n]te egregio patre d. G. Paruo [...] nunc primu[m] in lucem emissum.

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    Onvolledig f. A3-6 ontbrekenDatum uit colofon: per Henricu[m] Stephanu[m] artis litteraru[m] excusoriae industriu[m] opific[a]e/in sua officina e regione Scol[a]e decretoru[m] expe[n]sis eiusde[m] & Ioa[n]nis Parui bibliopol[a]e isignis. Anno D[omi]ni cu[n]cta te[m]pora dispone[n]tis: 1513/Calendis Iunij.Drukkersmerk Iehan Petit op titelbladZwart-rood drukLammens, Pierre Philippe ConstantHerkomst: Vente Vergauwen, 1884 no. 272Herkomst: wapenvignet G. J. de Servais.Machiels, J. Catalogus van de boeken gedrukt vóór 1600 ; S 323Europeana-GoogleBook

    Herodoti Halicarnassei Historiaru[m] patris musae / Lau. Valla interprete & Homeri vita nuper latio donata, doctissimorum virorum accuratione ad archetypos restituta

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    Lugar de imp. tomado de prelim., al final de h. â2: "E typographia nostra apud Parrhisios ..."En colofón: (imprimebat haec Badius suis & Ioannis Parui, impensis, mense Augusto)Port. arquitectónica con grab. xil.Texto a línea tirada con iniciales grab. y apostillas marginalesEnc. restauradaSign.: â6, ê6, a-n8, o1

    Studies On Pure And Modified Antiferroelectric PbZrO3 Thin Films

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    Metal oxides crystallized in perovskite structure are generally modified in two different ways. According to the general structural formula ABO3, the two ways are A-site modification and B-site modification. The primary significance of perovskite metal oxides rests on their importance in electronic devices. A particular class of perovskites, namely Lead Zirconate or modified Lead Zirconate has received a special attention because of their unique antiferroelectricity and various applications in devices. Among the other modifications, A-site modification of PbZrO3 by La is rare and not much explored. Chapter 1 describes various applications of antiferroelectric thin films along with the synthesis and characterization of pure and La modified PbZrO3, which are relevant to the work presented in this thesis. Sol-gel processing and spin coating technique to deposit solid oxide thin films are well known for their low cost of deposition as well as for their ability to achieve better stoichiometric chemical composition. Common crack formation problem of sol-gel grown films can be prevented by ‘drying control chemical adhesive’ like polyvinylpyrrolidone (PVP). Heat treatment of sol-gel derived thin films is generally determined by TGA and DTA. Crystalline phase of deposited solid thin films is determined by XRD whereas effect of modification can be ascertained by XRD peak assignment and relative crystalline peak shifting. Sol-gel grown film thickness is measured by common cross sectional SEM whereas AFM can detail the surface morphology. Chapter 2 summarizes the deposition and characterization of pure and La modified PbZrO3 thin films. Any nonmetal, which is insulator, is dielectric material and show dielectric dispersion in a frequency domain of low field alternative current. Among the most common feature of dielectric dispersion, Maxwell – Wagner type dispersion is well known. Similar kind of dielectric dispersion, named Maxwell – Wagner like dispersion, can be observed while the equivalent circuit consists of parallel G – C along with a series R. Universal power law of ac conductivity is the deciding factor to distinguish the nature of dispersion. Structural phase transition can be determined by dielectric response and it is widely known as dielectric phase transition. Effect of La modification on dielectric phase transition of PbZrO3 thin films depends on stabilization or destabilization of antiferroelectricity. Maximum dielectric constants of pure and modified PbZrO3 thin films depend on the crystallographic orientations of the growth. Chapter 3 presents dielectric properties of pure and La modified PbZrO3 thin films and these properties are correlated to the stabilization or destabilization of antiferroelectricity, relative integrated intensity of (202)O film orientation and trapped electron charge due to oxygen vacancies. Charge storage property of a capacitor is determined by the polarization of the capacitor on application of electric field whereas field dependent integrated area of polarization on withdrawal of electric field determines the recoverable capacitive energy storage. Among the three kinds of capacitors like linear or paraelectric, ferroelectric and antiferroelectric capacitors, antiferroelectric capacitor is known to be best for their ability to store huge amount of recoverable energy. The recoverable energy in antiferroelectrics can be increased by increasing squareness of the P – E hysteresis loop, applicable electric field, polarization or by the all possible combinations of them. Chapter 4 describes the correlation of relative integrated intensity of (202)O [RI(202)O] with critical applied electric field of P – E saturation to provide enhanced squareness of the hysteresis loops. This chapter also describes the variation of charge and recoverable energy storage properties with respect to RI(202)O. Like magnetocaloric effect, electrocaloric effect is capable to alter the temperature of a system by adiabatic polarization or depolarization. From the Maxwell’s relation of thermodynamics, assuming, (∂p ) = (∂s )electrocaloric effect can be calculated from temperature dependent polarization value of a paraelectric, ferroelectric or an antiferroelectric. Chapter 5 presents the electrocaloric effect of pure and La modified PbZrO3 thin films. Summary of present study and discussion have been delineated in Chapter 6 along with the future work which can give more insight into the understanding of antiferroelectric PbZrO3 thin films with respect to Pb and Zr site modification and with respect to different electrodes. (For formulas pl see the pdf file of the thesis

    De tralatione bibliae, et novarvm reprobatione interpretationum, Petri Sutoris [...].

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    An attack on the versions of Erasmus and Jacques Lefèvre d'Etaples.Datum uit colofon: caracteribus Petri Vidouę, impensis vero honesti viri Ioannis Parui i ... pridie kalendas martias ...Titel in houtsnedekader met monogram van Iehan Petit, sierinitialen, drukkersmerk van Iehan Petit op titelpagina; randnoten, rom. kar.Bib. Belgica (1964-1970 éd.) ; S 388Machiels, J. Catalogus van de boeken gedrukt vóór 1600 ; S 675Europeana-GoogleBook

    Assessment of reliability of microarray data using Fuzzy c-Means classification

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    11th International Conference on Neural Information Processing -- NOV 22-25, 2004 -- Calcutta, INDIAA serious limitation in microarray analysis is the unreliability of the data generated from low signal intensities. Such data may produce erroneous gene expression ratios and cause unnecessary validation or post-analysis follow-up tasks. Therefore, elimination of unreliable signal intensities will enhance reproducibility and reliability of gene expression ratios produced from the microarray data. In this study, we applied Fuzzy c-Means classification method to separate microarray data into low (or unreliable) and high (or reliable) signal intensity populations. We compared results of fuzzy classification with that of classification based on normal mixture modeling. Both approaches were validated against reference sets of biological data consisting of only true positives and negatives. We observed that both methods performed equally well in terms of sensitivity and specificity. However, a comparison of the computation times indicated that the fuzzy approach is computationally more efficient.Indian Stat Inst, Jadavpur Uni
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