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See detailSur les modifications subies par quelques phosphates acides à la suite d'une compression ou d'une déformation mécanique
Spring, Walthère ULg

in Recueil des Travaux Chimiques des Pays-Bas et de la Belgique (1907), XXVI

Spring, W. Recueil des Travaux Chimiques des Pays-Bas et de la Belgique (1907), 26, 188-202; SciFinder (Chemical Abstracts Service: Columbus, OH); https://scifinder.cas.org (accessed July 8, 2010). The ... [more ▼]

Spring, W. Recueil des Travaux Chimiques des Pays-Bas et de la Belgique (1907), 26, 188-202; SciFinder (Chemical Abstracts Service: Columbus, OH); https://scifinder.cas.org (accessed July 8, 2010). The author subjected several acid phosphates to high pressures in a specially constructed cylinder with the following results: Ca(H2PO4)2H2O loses first its water of crystallization and finally a portion of the phosphoric acid, these two constituents being forced out of the compression cylinder. In general those constituents which were capable of liquefying under the pressure were found to be eliminated most readily. The acid phosphates of calcium, sodium and probably lithium form molecular compounds with their respective sulphates, that of calcium being insoluble in water and probably constituting one of the causes of reversion. Reprinted with the permission of the American Chemical Society. Copyright © 2010. American Chemical Society (ACS). All Rights Reserved. [less ▲]

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See detailSur les modifications subies par quelques phosphates acides à la suite d'une compression ou d'une déformation mécanique
Spring, Walthère ULg

in Bulletin de la Classe des Sciences. Académie Royale de Belgique (1907), (3), 193-211

Spring, W. Bulletin de la Classe des Sciences, Academie Royale de Belgique (1907), 193-211; SciFinder (Chemical Abstracts Service: Columbus, OH); https://scifinder.cas.org (accessed July 8, 2010). The ... [more ▼]

Spring, W. Bulletin de la Classe des Sciences, Academie Royale de Belgique (1907), 193-211; SciFinder (Chemical Abstracts Service: Columbus, OH); https://scifinder.cas.org (accessed July 8, 2010). The author shows by expts. that: (1) Mech. deformation of primary phosphates involves their partial decompn. This commences with elimination of water of hydration and terminates with liberation of a certain amt. of phosphoric acid. The reversion of certain phosphates is facilitated by deformation. The decompn. appears to be more profound when the compds. resulting from it are liqs., i.e., in a form susceptible of elimination under pressure. The success or failure of the reaction is, then, directly connected with the mech. rather than the chem. conditions affecting the matter. (2) The primary phosphates of Ca and Na, probably also that of Li, form mol. combinations with the resp. sulfates. With calcium compds. this combination appears insol. in water and its formation can contribute to the reversion of the acid phosphates. Reprinted with the permission of the American Chemical Society. Copyright © 2010. American Chemical Society (ACS). All Rights Reserved. [less ▲]

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See detailSur les modifications subies par quelques phosphates acides à la suite d'une compression ou d'une déformation mécanique
Spring, Walthère ULg

in Bulletin de la Société Chimique de Belgique (1907), XXI(3), 91-103

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See detailSur les multiplets de résonance et le moment d'inertie des molécules diatomiques de soufre
Swings, Polydore ULg

in Bulletin de la Classe des Sciences. Académie Royale de Belgique (1931), XVII(3), 1-5

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See detailSur les nébuleuses limitées en densité
Manfroid, Jean ULg

in Bulletin de la Société Royale des Sciences de Liège (1975), 44

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See detailSur les nombres quantiques de rotation des doublets de résonance du soufre
Swings, Polydore ULg

in Bulletin de la Classe des Sciences. Académie Royale de Belgique (1931), XVII(7), 972-974

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See detailSur les oscillations de la pression sanguine dites périodes de Traube-Hering. Communication préliminaire
Fredericq, Léon ULg

in Bulletin de l'Académie Royale des Sciences, des Lettres et des Beaux-Arts de Belgique. Sciences (1881), II(12), 626

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See detailSur les oscillations respiratoires de la pression artérielle chez le chien. Communication préliminaire
Fredericq, Léon ULg

in Bulletin de l'Académie Royale des Sciences, des Lettres et des Beaux-Arts de Belgique. Sciences (1881), II(12), 513

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See detailSur les pas de Colin Maillart
Raschevitch, Sonia ULg

Book published by Jeune chambre économiqu de Huy (1980)

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See detailSur les phénomènes électriques de la systole ventriculaire chez le chien
Fredericq, Léon ULg

in Bulletin de l'Académie Royale des Sciences, des Lettres et des Beaux-Arts de Belgique. Sciences (1887), XII

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See detailSur les potentiels contenant les composantes des vitesses
Dehalu, M.; Swings, Polydore ULg

in Mémoires. Collection in-8o (Académie Royale des Sciences, des Lettres et des Beaux-Arts de Belgique. Classe des Beaux-Arts) (1931), IX

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See detailSur les pulsations de la veine cave supérieure et des oreillettes du cœur chez le chien (communication préliminaire)
Fredericq, Léon ULg

in Bulletin de l'Académie Royale des Sciences, des Lettres et des Beaux-Arts de Belgique. Sciences (1901)

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See detailSur les quantités de chaleur dégagées pendant la compression des corps solides
Spring, Walthère ULg

in Bulletin de la Société Chimique de Paris (1884), XLI

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See detailSur les quantités de sulfures qui se forment par des compressions successives de leurs éléments
Spring, Walthère ULg

in Bulletin de la Société Chimique de Paris. Nouvelle série (1884), XLI

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See detailSur les séries de résonance de la vapeur de soufre
Swings, Polydore ULg

in Comptes Rendus de l'Académie des Sciences (1929), 189

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See detailSur les traces d’Ingeborg Bachmann
Letawe, Céline ULg

in Alexandre, Françoise (Ed.) Biographie d'écrivain: réception et réécriture (in press)

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See detailSur les traces des lieux de culte isiaques du Péloponnèse
Veymiers, Richard ULg

Conference (2009, September 25)

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See detailSur les traces des saints mosans
George, Philippe ULg

Scientific conference (1991)

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