Academic literature on the topic 'Copper i chlorides'

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Journal articles on the topic "Copper i chlorides"

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Pandiri, Hanumanprasad, Rajesh G. Gonnade, and Benudhar Punji. "Synthesis of quinolinyl-based pincer copper(ii) complexes: an efficient catalyst system for Kumada coupling of alkyl chlorides and bromides with alkyl Grignard reagents." Dalton Transactions 47, no. 46 (2018): 16747–54. http://dx.doi.org/10.1039/c8dt03210f.

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Well-defined quinolinamide-based pincer copper complexes have been developed and demonstrated in the Kumada coupling reaction of nonactivated alkyl chlorides and bromides with alkyl magnesium chloride.
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Hibi, Atsushi, Akio Susa, and Mitsuo Koshi. "Desorption process of copper chlorides from copper surface." Thin Solid Films 516, no. 5 (January 2008): 856–58. http://dx.doi.org/10.1016/j.tsf.2007.06.197.

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Kuehn, Laura, Mingming Huang, Udo Radius, and Todd B. Marder. "Copper-catalysed borylation of aryl chlorides." Organic & Biomolecular Chemistry 17, no. 27 (2019): 6601–6. http://dx.doi.org/10.1039/c9ob01244c.

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The first example of a Cu-catalysed borylation of a wide range of aryl chlorides with different electronic and steric properties is mediated by a readily prepared NHC-stabilised Cu catalyst and KOtBu. The aryl chlorides are converted into their corresponding arylboronic esters using B2pin2 or B2neop2 as the boron reagent.
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Bussey, Katherine A., Annie R. Cavalier, Jennifer R. Connell, Margaret E. Mraz, Kayode D. Oshin, Tomislav Pintauer, and Allen G. Oliver. "Structural studies of (prop-2-en-1-yl)bis[(pyridin-2-yl)methylidene]amine hetero-scorpionate copper complexes." Acta Crystallographica Section C Structural Chemistry 71, no. 7 (June 13, 2015): 526–33. http://dx.doi.org/10.1107/s2053229615010335.

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The structures of five compounds consisting of (prop-2-en-1-yl)bis[(pyridin-2-yl)methylidene]amine complexed with copper in both the CuIand CuIIoxidation states are presented, namely chlorido{(prop-2-en-1-yl)bis[(pyridin-2-yl)methylidene]amine-κ3N,N′,N′′}copper(I) 0.18-hydrate, [CuCl(C15H17N3)]·0.18H2O, (1),catena-poly[[copper(I)-μ2-(prop-2-en-1-yl)bis[(pyridin-2-yl)methylidene]amine-κ5N,N′,N′′:C2,C3] perchlorate acetonitrile monosolvate], {[Cu(C15H17N3)]ClO4·CH3CN}n, (2), dichlorido{(prop-2-en-1-yl)bis[(pyridin-2-yl)methylidene]amine-κ3N,N′,N′′}copper(II) dichloromethane monosolvate, [CuCl2(C15H17N3)]·CH2Cl2, (3), chlorido{(prop-2-en-1-yl)bis[(pyridin-2-yl)methylidene]amine-κ3N,N′,N′′}copper(II) perchlorate, [CuCl(C15H17N3)]ClO4, (4), and di-μ-chlorido-bis({(prop-2-en-1-yl)bis[(pyridin-2-yl)methylidene]amine-κ3N,N′,N′′}copper(II)) bis(tetraphenylborate), [Cu2Cl2(C15H17N3)2][(C6H5)4B]2, (5). Systematic variation of the anion from a coordinating chloride to a noncoordinating perchlorate for two CuIcomplexes results in either a discrete molecular species, as in (1), or a one-dimensional chain structure, as in (2). In complex (1), there are two crystallographically independent molecules in the asymmetric unit. Complex (2) consists of the CuIatom coordinated by the amine and pyridyl N atoms of one ligand and by the vinyl moiety of another unit related by the crystallographic screw axis, yielding a one-dimensional chain parallel to the crystallographicbaxis. Three complexes with CuIIshow that varying the anion composition from two chlorides, to a chloride and a perchlorate to a chloride and a tetraphenylborate results in discrete molecular species, as in (3) and (4), or a bridged bis-μ-chlorido complex, as in (5). Complex (3) shows two strongly bound Cl atoms, while complex (4) has one strongly bound Cl atom and a weaker coordination by one perchlorate O atom. The large noncoordinating tetraphenylborate anion in complex (5) results in the core-bridged Cu2Cl2moiety.
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Wu, Tian, Qing Huang, Wei Li, Gongxuan Chen, Xiaoling Ma, and Guoping Zeng. "Electroreduction of Copper Dichloride Powder to Copper Nanoparticles in an Ionic Liquid." Journal of Nanomaterials 2014 (2014): 1–6. http://dx.doi.org/10.1155/2014/751424.

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There were a large number of ionic liquids electrodeposition reported in the literature; but were still in the laboratory stage some problems in the practical application of electrodeposition remain such as easily reacted with moisture in the air (AlCl3ionic liquid), high cost, and corrosive (dialkylimidazolium cation andBF4−,PF6−ionic liquid). In addition to the above shortcomings, low solubility of many metal salts in ionic liquids limits the practical application. In order to solve the problem of low solubility, [Bmim]Cl could be added [Bmim]PF6, which could significantly increase the solubility of metal chlorides; this method could be commonly used in preparing metal electrochemical reduction of metal chlorides. Our study showed that adding cationic groups in hydroxyl ionic liquid could cause the good solubility of transition metal chlorides, such as CuCl2. Complexation of hydroxyl functional group and transition metal ions increased solubility, resulting in a larger deposition current density and surface electrochemical reduction of copper nanoparticles deposited on the metal Ni. The electroreduction mechanism and behavior of CuCl2in hydroxyl ionic liquid and the Cu nanoparticle formation mechanism were investigated based on a comparison between similar experiments in the ionic liquid.
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Yavari, Issa, and Omid Khaledian. "Copper-Catalyzed Tandem Dehydrocyanation and [3+2] Cyclo­addition Reactions of Phenacylmalononitriles: Regioselective Synthesis of Functionalized 4-Benzoyl-5-cyanopyrazoles under Mild Conditions." Synthesis 52, no. 09 (February 6, 2020): 1379–86. http://dx.doi.org/10.1055/s-0039-1691591.

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A novel copper-catalyzed [3+2] cycloaddition reaction with concomitant in situ generation of benzoylacrylonitriles and nitrile imines from phenacylmalononitriles and hydrazonoyl chlorides, respectively, is reported. The reaction was performed using copper(I) chloride as catalyst and N-methylimidazole as a clean complexing agent/weak base to afford the functionalized 4-benzoyl-5-cyanopyrazoles in moderate to good yields and excellent regioselectivity under ambient conditions. This method provides rapid access to a wide range of highly functionalized 4-benzoyl-5-cyanopyrazoles.
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Ryazanov, A. G., A. V. Senin, and D. M. Galimov. "Purification of Zinc Oxide from Chlorides Using Microwave Radiation." Key Engineering Materials 887 (May 2021): 172–77. http://dx.doi.org/10.4028/www.scientific.net/kem.887.172.

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Waelz oxide is a secondary zinc raw material and a product of Electric Arc Furnaces (EAF) dust, copper smelters dust and zinc production residues. The use of Waelz oxide in the traditional RLE (Roasting-Leaching-Electrowinning) zinc production scheme requires the removal of halogens (fluorides and chlorides). Waelz oxide is mainly composed of zinc oxide, also contains zinc chloride. Zinc chloride is removed into the gas phase at heating. Microwave heating is one of the promising methods. Test experiments of microwave heating of a ZnO-ZnCl2 mixture were carried out. It was shown that zinc chloride absorbs microwave radiation; zinc oxide does not absorb microwave radiation. The degree of zinc chloride removal from ZnO-ZnCl2 mixture was 100%.
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Yu, Xiaoli, Qiujin Wu, Huida Wan, Zhaojun Xu, Xingle Xu, and Dawei Wang. "Copper and triphenylphosphine-promoted sulfenylation of quinones with arylsulfonyl chlorides." RSC Advances 6, no. 67 (2016): 62298–301. http://dx.doi.org/10.1039/c6ra11301j.

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The copper and triphenylphosphine-promoted sulfenylation of quinones with arylsulfonyl chlorides has been developed under mild conditions with moderate to good yields. This is the first time to prepare arylthioquinones with arylsulfonyl chlorides.
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Seel, F., and J. Schuh. "Über die Umsetzung von Kupfersulfat mit Carbonsäuren und Carbonsäurederivaten in wäßrigen Lösungen unter hydrothermalen Bedingungen/The Reaction of Copper Sulfate with Carboxylic Acids and their Derivatives in Aqueous Solutions under Hydrothermal Conditions." Zeitschrift für Naturforschung B 42, no. 2 (February 1, 1987): 157–62. http://dx.doi.org/10.1515/znb-1987-0207.

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Abstract Under hydrothermal conditions aqueous solutions of copper(II) sulfate (1) are reduced by means of saturated fatty acids with hydrogen at the α-atom to yield crystalline copper. In all cases carbon dioxide is liberated and lower fatty acids and ketones can be identified as reaction products. α-Hydroxy and α-aminocarboxylic acids proved to be very effective reducing agents towards 1. The yield of copper varied from 2 to 2.5 mol Cu per 1 mol of amino acid. The reaction of 1 is suppressed by sulfuric acid. The presence of hydrochlorid acid or chlorides leads to the precipitation of copper(I) chloride. The mechanisms of the decomposition of the various types of carboxylic acids is discussed. It was also possible to precipitate metallic copper by means of various proteins.
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Miyake, Yoshihiro, Shin-ichi Ota, Masashi Shibata, Kazunari Nakajima, and Yoshiaki Nishibayashi. "Copper-catalyzed nucleophilic trifluoromethylation of benzylic chlorides." Org. Biomol. Chem. 12, no. 30 (2014): 5594–96. http://dx.doi.org/10.1039/c4ob00957f.

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The reactions of primary and secondary benzylic chlorides with trifluoromethyltrimethylsilane in the presence of a catalytic amount of copper(i) thiophene-2-carboxylate (CuTC) have been found to give the corresponding benzylic trifluoromethylated products in good to high yields.
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Dissertations / Theses on the topic "Copper i chlorides"

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NETO, de JESUS ANTONIO C. "Estudo dos parâmetros: teor de NaCl e acabamento superficial, na resistência à corrosão por PITE em tubos de cobre." reponame:Repositório Institucional do IPEN, 2008. http://repositorio.ipen.br:8080/xmlui/handle/123456789/11614.

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Instituto de Pesquisas Energéticas e Nucleares - IPEN-CNEN/SP
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Quezada, Reyes Víctor Alejandro. "Pretreatment to the leaching of copper sulphides minerals in oxidizing media." Doctoral thesis, Universitat de Barcelona, 2021. http://hdl.handle.net/10803/670663.

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La producción chilena de cobre procede de la hidrometalurgia y la concentración; el concentrado de cobre es tratado tradicionalmente mediante pirometalurgia. De acuerdo a Cochilco, el cobre producido en el año 2019, vía hidrometalurgia, fue un 27.3% del cobre chileno producido. Sin embargo, se prevé que esta aporte baje a un 11.6% para el año 2029, debido al agotamiento de los óxidos de cobre y la aparición de los sulfuros, principalmente calcopirita, siendo este mineral refractario a condiciones convencionales de lixiviación. Una opción para mejorar la eficiencia de lixiviación es el pretratamiento, especialmente el efecto del tiempo de curado. Esta variable mejora la cinética de disolución, principalmente en minerales sulfurados de cobre, sin embargo, existe escasa investigación al respecto. Estudios sobre el pretratamiento evalúan el efecto en la eficiencia de lixiviación pero no antes. Además, las reacciones que gobiernan estos fenómenos no han sido identificadas. Así, el objetivo de esta tesis es la evaluación del efecto del curado ácido en la extracción de cobre desde minerales sulfurados en condiciones oxidantes y en la presencia de cloruro. Muestras puras de calcopirita, calcosina y un mineral industrial de mina han sido utilizadas. Se desarrollaron pruebas evaluando el efecto del tiempo de curado y la concentración de KNO3, NaCl y H2SO4 y analizadas por ANOVA (calcopirita). Los productos formados en el pretratamiento (aglomerados) se caracterizaron utilizando diversas técnicas, tales como: Difracción de rayos X, Microscopio electrónico de barrido y Microscopia de luz reflejada. Además, el efecto del pretratamiento ha sido evaluado en la eficiencia de lixiviación a varias temperaturas, los residuos de lixiviación también han sido caracterizados. En el pretratamiento, el mineral de calcopirita y de mina, bajo las condiciones utilizadas en este estudio (15 kg/t of H2SO4, 25 kg/t of NaCl y 15 días de tiempo de curado), los siguientes productos fueron identificados: CuSO4, NaFe3(SO4)2(OH)6, Cu2Cl(OH) y S. Sobre la calcosina, bajo las condiciones utilizadas en este estudio, con 30 kg/t of H2SO4, 40 kg/t of NaCl y 7 días de tiempo de curado, los productos identificados fueron: Cu1.75S, Cu(OH)Cl, Na2SO4 and CuSO4. Finalmente, el pretratamiento mejora la eficiencia de lixiviación, entre 4 y 6%, alcanzando una extracción de cobre de 94% desde la calcopirita a 90 °C, fortaleciendo la hidrometalurgia como alternativa de tratamiento para minerales sulfurados de cobre.
Copper production in Chile is developed by hydrometallurgical and concentration; copper concentrates are traditionally treated by the pyrometallurgical route. According to Cochilco, copper produced in 2019 by hydrometallurgical process represent a 27.3% of Chilean total copper production. However, this contribution is estimated to decrease to 11.6% by 2029, due to the depletion of copper oxides and the appearance of copper sulphides, mainly chalcopyrite, being this mineral refractory to conventional leaching conditions. An alternative to improve leaching efficiency is pretreatment prior to leaching, especially the effect of curing time. This variable can increases the kinetics of copper extraction, especially in sulphides ores, however, there is limited research about it. Studies on pretreatment evaluate the effect on leaching efficiency but not previous leaching. Furthermore, the reactions that govern this phenomenon have not been clearly identified. Therefore, the objective of this thesis is the evaluation of the effect of acid curing on the copper extraction from sulphides minerals in oxidizing media and in presence of chloride. A pure sample of chalcopyrite, chalcocite and a mine ore were used. Tests evaluating the effect of curing time, KNO3, NaCl and H2SO4 concentration have been carried out. The chalcopyrite sample effect was evaluated by ANOVA. The product generated in the pretreatment (agglomerates) has been characterized using different characterization techniques, such as: X-Ray diffraction, Scanning Electron Microscopy and Reflection Optical Microscopy. Furthermore, the effect of pretreatment has been evaluated on the leaching efficiency at different temperatures, leaching residues have also been characterized. In the pretreatment of the chalcopyrite sample and mine ore, under the conditions of 15 kg/t of H2SO4, 25 kg/t of NaCl and 15 days of curing time, the following products were identified: CuSO4, NaFe3(SO4)2(OH)6, Cu2Cl(OH) and S0. Regarding the chalcocite sample, under the conditions of with 30 kg/t of H2SO4, 40 kg/t of NaCl and 7 days of curing time, the following products were identified: Cu1.75S, Cu(OH)Cl, Na2SO4 and CuSO4. Finally, copper sulphides ore pretreatment improved leaching efficiency, between 4 and 6%, reaching a copper dissolution of 94% from chalcopyrite at 90 °C, strengthening the hydrometallurgy as an alternative treatment for copper sulphides ores.
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Fliyou, Mohammed. "Contribution a l'etude des excitons profonds." Université Louis Pasteur (Strasbourg) (1971-2008), 1986. http://www.theses.fr/1986STR13167.

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Calcul des energies de liaison des excitons profonds par le modele de polaron electronique. Ce modele tient compte des effets dynamiques de la polarisation electronique lors des excitations profondes. Identification de la structure excitonique dans le spectre d'absorption dans cucl. Determination du seuil d'absorption par comparaison avec les resultats de photoemission
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Jesus, Antonio Carlos Neto de. "Estudo dos parâmetros: teor de NaCl e acabamento superficial, na resistência à corrosão localizada e generalizada em tubos de cobre." Universidade de São Paulo, 2008. http://www.teses.usp.br/teses/disponiveis/85/85134/tde-07102011-140611/.

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Tubos de cobre fabricados com o material ASTM C12200 (99,9%Cu-0,015-0,040%P) são utilizados mundialmente no transporte de água potável. A maior causa de vazamentos nestas tubulações é a corrosão por pite, que usualmente estão relacionadas com a qualidade da água. Estudos recentes mostraram que vazamentos em tubos de cobre usados para transporte de água de rede pública ocorreram em decorrência da corrosão por pite, o que se deu em virtude da presença do íon cloreto originado do tratamento para a desinfecção da água. Outro parâmetro que pode influenciar a corrosão por pite é a condição de acabamento interno dos tubos. Os óleos lubrificantes usados no processo de fabricação de tubos de cobre contêm carbono e este forma um filme deletério após o recozimento destes tubos. Este filme cria condições na superfície interna para a formação de pilhas de ação local. O objetivo deste trabalho é investigar se o teor de cloreto de sódio no meio aquoso, e o acabamento superficial da superfície interna de tubos de cobre utilizados comercialmente para transporte de água (ABNT/NBR-13206), têm influência na resistência à corrosão destes tubos. A resistência à corrosão foi investigada por meio de ensaios eletroquímicos em soluções naturalmente aeradas com várias concentrações de cloreto de sódio, a 25 oC. A superfície interna dos tubos foi observada, antes e após os ensaios eletroquímicos, por microscopia eletrônica de varredura (MEV). Os tipos de acabamentos superficiais estudados foram: desengraxamento, jateamento e acabamento do processo final de fabricação (sem tratamento). Foi também construído um circuito fechado para estudar o efeito do acabamento superficial na resistência à corrosão sob condições mais próximas das encontradas na prática. O efeito do tratamento de recozimento do tubo em atmosfera inerte, que causa a recristalização da microestrutura e eliminação dos resíduos de óleo lubrificante, também foi avaliado. Os resultados indicaram que o mecanismo de corrosão em soluções com teores de cloreto entre 0,06 mol L-1 e 0,12 mol L-1 correspondeu ao de ataque localizado, enquanto que para a concentração de 0,6 mol L-1 prevaleceu o ataque generalizado. Os resultados do estudo do efeito do acabamento superficial indicaram que os tratamentos que reduzem o teor de carbono na superfície são benéficos à resistência à corrosão, mas este não é o único fator que afeta a resistência à corrosão. Outras características superficiais resultantes do tratamento da superfície também devem ser consideradas. Por exemplo, embora o jateamento cause a diminuição do teor de carbono na superfície dos tubos, o aumento de rugosidade produzido por este acabamento pode resultar em uma menor resistência à corrosão. Os tratamentos superficiais que produziram superfície com maiores resistências à corrosão foram aqueles que também produziram superfícies com menores teores de carbono, a saber, desengraxe e recozimento.
Copper tubes manufactured with C12200 ASTM (99.9% Cu-0015-0040% P) are used worldwide for potable water transport. The largest number of leakages in these tubes is due to pitting, usually related to the water quality, associated to the presence of chloride ions originated from water disinfecting treatment. The literature on the effect of chloride on the corrosion of copper pipelines is controversial. The finishing of the copper tubes inner might also influence pitting corrosion. The lubricating oils used in the manufacture of copper tubes contain carbon and a deleterious film might form during annealing. The objective of this study is to investigate the effect of sodium chloride content and the inner surface finishing of copper tubes used for water transport (ABNT/NBR-13206) on their corrosion resistance. The study was carried out by electrochemical tests in naturally aerated sodium chloride solutions at various concentrations, at 25 °C. The tubes inner surface was observed previous to and after the electrochemical tests by scanning electron microscopy (SEM). The effects of the following surface finishing were investigated: degrease, sand blasting, annealing and the surface without treatment. A loop was built to simulate the operational conditions of the tubes. Results indicated that the corrosion mechanism in chloride solutions with concentrations between 0.06 mol L-1 and 0.12 mol L-1 was localized attack, whereas in the 0.6 mol L-1 solution, generalized attack was the predominant mechanism. The results the surface finishing investigation indicated that the treatments that leads to carbon content reduction are beneficial to corrosion resistance. However, other features must also be considered. For instance, although sand blasting reduces the carbon content on the tubes surface, the increase in roughness due to this treatment decreases the corrosion resistance. The surface treatments that resulted in increased corrosion resistance were those that also resulted in lower carbon levels at the surface, namely degreasing and annealing.
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Nguyen, Caroline Kimmy. "Interactions Between Copper and Chlorine Disinfectants: Chlorine Decay, Chloramine Decay and Copper Pitting." Thesis, Virginia Tech, 2005. http://hdl.handle.net/10919/35674.

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Interactions between copper and chlorine disinfectants were examined from the perspective of disinfectant decay and copper pitting corrosion. Sparingly soluble cupric hydroxide catalyzed the rapid decay of free chlorine, which in turn, led to production of less soluble and more crystalline phases of cupric hydroxide. The catalytic activity of the cupric hydroxide was retained over multiple cycles of chlorine dosing. Experiments with chloramine revealed that copper species could also trigger rapid loss of chloramine disinfectant. In copper pipes, loss of free chlorine and chloramine were both rapid during stagnation. Reactivity of the copper to the disinfectants was retained for weeks. Phosphate tended to decrease the reactivity between the copper pipe and chlorine disinfectants. A novel, inexpensive and real-time test to monitor copper pitting corrosion was developed. In a normal pipe, it is not possible to measure the electron flow or pitting current from the pit anode to the cathode. But a new method was developed that can form an active pit on the tip of a copper wire, which in turn, allows the pitting current to be measured. Preliminary experiments presented herein have proven that this technique has promise in at least one water condition known to cause pitting. The method also quickly predicted that high levels of orthophosphate could stop pitting attack in this water, whereas low levels would tend to worsen pitting. Future research should be conducted to examine this technique in greater detail.
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McEachern, Ernest J. "Copper(I) chloride and copper(I) cyanide-mediated transformations of alkenyltrialkylstannanes." Thesis, National Library of Canada = Bibliothèque nationale du Canada, 1997. http://www.collectionscanada.ca/obj/s4/f2/dsk3/ftp04/nq25110.pdf.

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Fowler, Sandra Dee. "COPPER SOLVENT EXTRACTION FROM CHLORIDE-SULFATE MEDIA." Thesis, The University of Arizona, 1985. http://hdl.handle.net/10150/275369.

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Lago, Rochel M. "Studies in heterogeneous catalysis : molten salt and carbon nanotube systems." Thesis, University of Oxford, 1995. http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.294332.

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Zell, Elizabeth T. "A Novel Synthesis and Characterization of Copper Chloride Nanocrystals in a Sodium Chloride Matrix." Youngstown State University / OhioLINK, 2013. http://rave.ohiolink.edu/etdc/view?acc_num=ysu1387281922.

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Velásquez, Yévenes Lilian de Lourdes. "The kinetics of the dissolution of chalcopyrite in chloride media /." Murdoch University Digital Theses Program, 2009. http://wwwlib.murdoch.edu.au/adt/browse/view/adt-MU20090430.154851.

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Books on the topic "Copper i chlorides"

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N, Berzina A., Sharapov Viktor Nikolaevich, Obʺedinennyĭ institut geologii, geofiziki i mineralogii (Rossiĭskai͡a︡ akademii͡a︡ nauk. Sibirskoe otdelenie), and Novosibirskiĭ gosudarstvennyĭ universitet, eds. Rezhim khlora i ftora v medno-molibdenovykh rudno-magmaticheskikh sistemakh. Novosibirsk: Obʺedinennyĭ institut geologii, geofiziki i mineralologii SO RAN, 1993.

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Brohart, Kevin. Effects of chloride on copper quality in electro-refining of copper. Sudbury, Ont: Laurentian University, School of Engineering, 1997.

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Gaier, James R. Stability of bromine, iodine monochloride, copper (II) chloride, and nickel (II) chloride intercalated pitch-based graphite fibers. [Washington, DC]: National Aeronautics and Space Administration, 1987.

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United States. Bureau of Mines. Calcium Chloride-Oxygen Leaching and Metals Recovery From an Arsenical Copper-Cobalt Concentrate. S.l: s.n, 1986.

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Malik, Mohammad Suleman. Comparative studies of the electronic properties of copper tellurite glasses containing nickel, cobalt and lutetium oxides and cupric chloride. Uxbridge: Brunel University, 1989.

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Notarianni, Kathy A. Comparison of fire sprinkler piping materials: Steel, copper, chlorinated polyvinyl chloride and polybutylene, in residential and light hazard installations. Gaithersburg, MD: U.S. Dept. of Commerce, National Institute of Standards and Technology, 1994.

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Campbell, Vivian. The effect of chloride concentration and temperature on the partitioning of cadmium, copper and lead between the dissolved and solid phases of an urban stormwater detention pond. Ottawa: National Library of Canada, 1999.

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D, Miller John, and Lewis Research Center, eds. Graphite fiber intercalation: Basic properties of copper chloride intercalated fibers. [Cleveland, Ohio: National Aeronautics and Space Administration, Lewis Research Center, 1986.

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Reza, Zinolabedini, and United States. National Aeronautics and Space Administration., eds. Graphite fiber intercalation: Dynamics of the bromine intercalation process. [Washington, DC]: National Aeronautics and Space Administration, 1985.

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Moghissi, Oliver Claudius. The electrochemical behavior of copper in chloride solutions. 1993.

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Book chapters on the topic "Copper i chlorides"

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Keller, R. N., H. D. Wrcoff, and Louis E. Marchi. "Copper(I) Chloride." In Inorganic Syntheses, 1–4. Hoboken, NJ, USA: John Wiley & Sons, Inc., 2007. http://dx.doi.org/10.1002/9780470132333.ch1.

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Naterer, Greg F., Ibrahim Dincer, and Calin Zamfirescu. "Hybrid Copper–Chlorine Cycle." In Hydrogen Production from Nuclear Energy, 273–438. London: Springer London, 2013. http://dx.doi.org/10.1007/978-1-4471-4938-5_6.

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Hüttner, W. "163 ClCu X 1Σ+ Copper chloride." In Diamagnetic Diatomic Molecules. Part 1, 223–25. Berlin, Heidelberg: Springer Berlin Heidelberg, 2012. http://dx.doi.org/10.1007/978-3-540-69954-5_165.

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Hirota, E., K. Kuchitsu, T. Steimle, J. Vogt, and N. Vogt. "69 ClCuKr Copper chloride – krypton (1/1)." In Molecules Containing No Carbon Atoms and Molecules Containing One or Two Carbon Atoms, 100. Berlin, Heidelberg: Springer Berlin Heidelberg, 2014. http://dx.doi.org/10.1007/978-3-540-70614-4_70.

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Hirota, E., K. Kuchitsu, T. Steimle, J. Vogt, and N. Vogt. "70 ClCuXe Copper chloride – xenon (1/1)." In Molecules Containing No Carbon Atoms and Molecules Containing One or Two Carbon Atoms, 101. Berlin, Heidelberg: Springer Berlin Heidelberg, 2014. http://dx.doi.org/10.1007/978-3-540-70614-4_71.

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Lyons, A. M., E. M. Pearce, M. J. Vasile, A. M. Mujsce, and J. V. Waszczak. "Copper Chloride Complexes with Poly(2-vinylpyridine)." In ACS Symposium Series, 430–36. Washington, DC: American Chemical Society, 1988. http://dx.doi.org/10.1021/bk-1988-0360.ch035.

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Wlodarczak, G. "112 ClCuKr Copper chloride - krypton (1/1)." In Linear Polyatomic Molecules, 224. Berlin, Heidelberg: Springer Berlin Heidelberg, 2012. http://dx.doi.org/10.1007/978-3-540-44926-3_114.

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Wlodarczak, G. "113 ClCuXe Copper chloride - xenon (1/1)." In Linear Polyatomic Molecules, 225–26. Berlin, Heidelberg: Springer Berlin Heidelberg, 2012. http://dx.doi.org/10.1007/978-3-540-44926-3_115.

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Wlodarczak, G. "15 ArClCu Copper chloride - argon (1/1)." In Linear Polyatomic Molecules, 41. Berlin, Heidelberg: Springer Berlin Heidelberg, 2012. http://dx.doi.org/10.1007/978-3-540-44926-3_17.

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Hakansson, Mikael, Sharon Niezgoda, and Donald J. Darensbourg. "Labile Copper (I) Chloride Complexes: Preparation and Handling." In Inorganic Syntheses, 222–28. Hoboken, NJ, USA: John Wiley & Sons, Inc., 2007. http://dx.doi.org/10.1002/9780470132630.ch37.

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Conference papers on the topic "Copper i chlorides"

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Lu, Yucheng. "Effect of Hazardous Impurities on Steam Generator Tube Degradation." In 18th International Conference on Nuclear Engineering. ASMEDC, 2010. http://dx.doi.org/10.1115/icone18-30120.

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Steam generator (SG) tubing materials are susceptible to corrosion degradation in certain electrochemical corrosion potential (ECP) regions under aggressive local chemistry conditions developed under deposits or in SG crevices. Because of the hideout of impurities, the areas under sludge and inside SG crevices may be very aggressive and contain high concentrations of chlorides and other impurities. These areas are the locations where SG tubing materials are susceptible to the major forms of degradation such as pitting, crevice corrosion, intergranular attack (IGA) and stress corrosion cracking (SCC). The corrosion susceptibility of each SG alloy is different and is a function of ECP and chemical environment. Electrochemical corrosion behaviors of major SG tube alloys were studied under plausible aggressive crevice chemistry conditions. The potential hazardous conditions leading to SG tube degradation and the conditions, which can minimize SG tube degradation, have been determined and documented in a form of safe ECP/pH zones for SG operation. SCC tests and accelerated corrosion tests were carried out to verify and revise the safe ECP/pH zones. This information has been incorporated and updated into a system health monitor tool, ChemAND®, which was developed by AECL for utilities to monitor online the status of the SG alloys and prevent material degradation surprises through appropriate SG water chemistry management. Recently, further studies were performed to investigate the effect of several aggressive SG impurities on the boundary conditions that will lead to the degradation of SG alloys. These aggressive species include chloride, different sulphur species, lead, copper, magnesium, and calcium. This paper presents the effect of chloride concentration and copper contamination on Alloy 800 SG tubing corrosion degradation at 300°C under SG crevice chemistry conditions. The data provide important information to support SG materials degradation and life management.
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Sato, Masaaki, and Yoshinobu Arita. "Role of Aluminum Chloride on Copper Chloride Vaporization in AlCu Alloy Reactive Ion Etching." In 1991 International Conference on Solid State Devices and Materials. The Japan Society of Applied Physics, 1991. http://dx.doi.org/10.7567/ssdm.1991.ld-8-10.

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Natarajan, Gomathi, Lisa O'Reilly, Stephen Daniels, David C. Cameron, Patrick J. McNally, Olabanji Lucas, Alec Reader, Anirban Mitra, and Louise Bradley. "Structural and optoelectronic properties of sputtered copper (I) chloride." In OPTO-Ireland, edited by John G. McInerney, Gerard Farrell, David M. Denieffe, Liam P. Barry, Harold S. Gamble, Padraig J. Hughes, and Alan Moore. SPIE, 2005. http://dx.doi.org/10.1117/12.605100.

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Nelson, E. J., M. L. Fulcher, and F. W. Dampier. "Low Temperature Performance of the Rechargeable Lithium-Copper Chloride Battery." In SAE Aerospace Power Systems Conference. 400 Commonwealth Drive, Warrendale, PA, United States: SAE International, 1997. http://dx.doi.org/10.4271/971229.

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Enciso Soto, Guadalupe Yanett, José Antonio Marbán Salgado, Oscar Sarmiento Martinez, Jorge Uruchurtu Chavarín, and Darwin Mayorga Cruz. "Corrosion process of copper in chloride solution by optical interferometry." In Eighth Symposium Optics in Industry, edited by Eric Rosas, Norberto Arzate, Ismael Torres, and Juan Sumaya. SPIE, 2011. http://dx.doi.org/10.1117/12.910722.

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Vittoe, Robert L., Tung Ho, Sudhir Shrestha, Mangilal Agarwal, and Kody Varahramyan. "All Solution-Based Fabrication of CIGS Solar Cell." In ASME 2013 International Manufacturing Science and Engineering Conference collocated with the 41st North American Manufacturing Research Conference. American Society of Mechanical Engineers, 2013. http://dx.doi.org/10.1115/msec2013-1239.

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This paper presents fabrication of copper indium gallium di-selenide (CIGS) solar cells using all solution-based deposition processes. CIGS nanoparticles were synthesized through multi-step chemical process using copper chloride, indium chloride, gallium chloride, and selenium in oleyamine. CIGS thin films were constructed through layer-by-layer (LbL) self-assembly and spray-coating techniques. Chemical-bath-deposition and spray-coating methods were used for cadmium sulfide and zinc oxide film depositions, respectively. Initial thin film solar cell devices exhibited promising 0.3 mA short circuit current and 200 mV open circuit voltage. The solar cells fabricated through the all solution-based processes are cost-effective, thus, have potentials of providing a viable, renewable and sustainable energy source. The proposed processes can further be realized on flexible substrates, which may broaden the applications range for the solar cells.
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Stolberg, Lorne, Hugh A. Boniface, Stacey McMahon, Sam Suppiah, and Sandra York. "Electrolysis of the CuCl/HCl Aqueous System for the Production of Nuclear Hydrogen." In Fourth International Topical Meeting on High Temperature Reactor Technology. ASMEDC, 2008. http://dx.doi.org/10.1115/htr2008-58084.

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The copper-chlorine (Cu-Cl) thermochemical cycle uses both heat and electricity to carry out a series of chemical and electrochemical reactions with the net reaction being the splitting of water into hydrogen and oxygen. The process forms a closed loop with all intermediate chemicals being recycled. All of the chemical and electrochemical reactions can be carried out at temperatures that do not exceed about 530°C. Thus, the heat requirement of this process can be satisfied by intermediate temperature nuclear reactors such as the Super Critical Water Reactor (SCWR) developed in Canada by Atomic Energy of Canada Limited (AECL). AECL is particularly interested in developing the electrochemical reactions that comprise the Cu-Cl cycle. There are two variations on the Cu-Cl cycle. In the original cycle copper metal is produced electrochemically by the disproportionation of cuprous chloride (CuCl), which is dissolved in hydrochloric acid (HCl) electrolyte. It is expected that this reaction will be carried out at a temperature that is below 100°C. Hydrogen gas is then produced by a chemical reaction that takes place between the copper metal and gaseous HCl at a temperature of 430–475°C. It was recognized by AECL that these two reaction steps could be replaced by a single electrochemical reaction that generates hydrogen directly. It is expected that this step will also be carried out at a temperature below 100°C. In this process, referred to as the CuCl/HCl electrolysis step, hydrogen gas is produced at the cathode of an electrochemical cell by the reduction of protons that are supplied by aqueous 6 M HCl while cupric chloride (CuCl2) is produced at the anode by the oxidation of CuCl, which is dissolved in 6 M HCl. The CuCl2 that is formed is recycled and is used in a reaction with steam at 400°C to produce a copper oxychloride. This reaction is common to both versions of the Cu-Cl cycle. It is the purpose of this paper to present electrochemical results from both half-cell and single-cell studies carried out to verify and understand the CuCl/HCl electrolysis step. Half-cell electrochemical data is presented that demonstrates the practicality of the electrode reactions. Electrochemical data is presented to show that the CuCl/HCl electrolysis step can be carried out in a single-cell. In both the half-cell and single-cell experiments platinum electrocatalysts are used to carry out the desired reactions.
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Kho, W. F., and Gary H. G. Chan. "Electrical Failures Due to Particle Induced Copper Wire Bond Corrosion." In ISTFA 2016. ASM International, 2016. http://dx.doi.org/10.31399/asm.cp.istfa2016p0613.

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Abstract Contamination by particles is one of the major causes of failures in integrated circuits. In some cases, particles may absorb moisture leading to electrochemical migration, dendrite growth, and electrical leakage and short failures. This work presents two case studies of particle induced corrosion of copper wire bond that resulted in an electrical failure. In the first case, adjacent pin resistive short failures were found to fail due to corrosion and electrochemical migration at wires that were in contact with calcium chloride particles. Analysis showed that the highly hygroscopic calcium chloride particles absorbed moisture and resulted in corrosion and electrochemical migration of the copper wires. For the second case, an electrical open failure after temperature cycle reliability test was found to be due to an organophosphorus particle being in contact with the wire.
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Lall, Pradeep, and Sungmo Jung. "Reliability Assessment of Cu-Al WB Under High Temperature and High Voltage Bias Application." In ASME 2020 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems. American Society of Mechanical Engineers, 2020. http://dx.doi.org/10.1115/ipack2020-2678.

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Abstract Electronics in automotive underhood environments may be subjected to high temperature in the range of 125–200°C. Transition to electric vehicles has resulted in need for electronics capable of operation under high voltage bias. Automotive electronics has simultaneously transitioned to copper wire-bond from gold wire-bond for first-level interconnections. Copper has a smaller process window and a higher propensity for corrosion in comparison with gold wire bonds. There is scarce information on the reliability of copper wire bonds in presence of high voltage bias under operation at high temperature. In this paper, a multiphysics model for micro galvanic corrosion in the presence of chlorine is introduced. The diffusion cell is used to measure the diffusivity of chlorine in different pH values and different temperatures. Diffusivity measurements are incorporated into the 3D ionic transport model to study the effect of different environmental factors on the transport rate of chlorine. The tafel parameters for copper, aluminum and intermetallics have been extracted through measurements of the polarization curves. The multiple physics of ionic transport in presence of concentration gradient, potential gradient is coupled with the galvanic corrosion.
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Dissanayake, Kithsiri. "Recovery of Copper from Concentrated Seruwila Copper Magnetite Ore from Chloride Electrolyte in the Presence of Hydrochloric Acid." In 2020 Moratuwa Engineering Research Conference (MERCon). IEEE, 2020. http://dx.doi.org/10.1109/mercon50084.2020.9185198.

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Reports on the topic "Copper i chlorides"

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Borhani, K. Acid copper sulfate plating bath: Control of chloride and copper. Final report. Office of Scientific and Technical Information (OSTI), August 1992. http://dx.doi.org/10.2172/10169856.

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