1981-1990

98. Li Qingfeng, H.A. Hjuler, R.W. Berg and N.J. Bjerrum: "Elec­troche­mi­cal Deposition and Dissolution of Aluminum in NaAlCl4 Melts", J. Elec­trochem. Soc. 137 (1990) 2794-8.

97. Li Qingfeng, H.A. Hjuler, R.W. Berg and N.J. Bjerrum: "Influ­ence of Substrates on the Electrochemical Deposition and Dissolution of Aluminium in NaAlCl4 Melts", The Third China-Japan Bilateral Conference on Molten Salt Chemistry and Tech­nology 1990, Beijing, China, October, 21-24 1990. Proceedings pp. 74-77.

96. R.W. Berg and N.J. Bjerrum: "Raman Study on Equilibria in the Molten Salt System Phosphoryl Chloride - Sodium Chloride-­Aluminum Chloride", Journees d'Etude des Sels Fondus 1989 Leuven, Belgium, September 1989, p. 17-18.

95. L. Penzien, P. Schwuchow, H.A. Hjuler, R.W. Berg and N.J. Bjerrum: "The Sodium-Sulfuryl Chloride Battery System". Abstract, SCAN-ELCHEM-90 Open Symposium on New Developments in Fundamental and Applied Electrochemi­stry, Copenhagen, Oct. 8-10, 1990.

94. C.B. Mortensen, B.C. Knutz, B. Vestergaard, H.A. Hjuler, R.W. Berg and N.J. Bjer­rum: "Construction of Aluminum Batteries with Molten Salt Electrolytes". Abstract, SCAN-ELCHEM-90 Open Symposium on New Developments in Fundamental and Applied Electrochemistry, Copenhagen, Oct. 8-10, 1990.

93. B.C. Knutz, R.W. Berg, H.A. Hjuler, L. Rosenmeier, B. Vestergaard and N.J. Bjerrum: "Mechanism of Reaction of Nickel Felt Cathodes in NaA1Cl4 Molten Salt Batteries". Abstract SCAN-ELCHEM-90 Open Symposium on New Deve­lopments in Funda­mental and Applied Electrochemistry, Copenhagen, Oct. 8-10, 1990.

92. B. Strack, H.A.Hjuler, R.W. Berg and N.J. Bjerrum: " Elec­trical Conduc­tivity and Vapor Pressure of the Br2-AlBr3-S2Br2 System". Abstract, SCAN-ELCHEM-90 Open Symposium on New Developments in Fundamental and Applied Electrochemistry, Copenhagen, Oct. 8-10, 1990.

91. H.A. Hjuler, S. von Winbush, R.W. Berg and N.J. Bjerrum : "A Novel Inorga­nic Low Melting Electrolyte for Secondary Alu­minum-Nickel Sulfide Batteries". J. Electrochem. Soc. 136, 901-906 (1989).

90. R. Fehrmann, S. Boghosian, G.N. Papatheodorou, K. Nielsen, R.W. Berg, and N.J. Bjerrum: Crystal Structure and Vibrational Spectra of Na2VO(SO4)2. Inorg. Chem. 29, 3294-98, (1990).

89. Kurt Nielsen, F. Borup and R.W. Berg: "Crystal Struc­ture of K7Nb(SO4)6 and K7Ta(SO4)6". Acta Chem. Scand. 44 (1990) 328.

88. Li Qingfeng, H.A. Hjuler, R.W. Berg and N.J. Bjerrum: "Elec­trochemical Deposi­tion of Aluminum from AlC13-NaCl Melts. Electronucleation and Growth". J. Electrochem. Soc. 137 (1990) 593.

87. F. Birkeneder, R.W. Berg, H.A. Hjuler and N.J. Bjerrum: "Raman and NMR­Studies of Interactions in the System Phosphoryl Chloride Sodium Tetrachloroalu­minate". Abstract presented at XlXth European Congress on Molecular Spec­troscopy, DRESDEN, September 4th 1989, P92.

86. R.W. Berg: "New Low-melting Salts Mixtures: Extensive Study of Liquidus-tempera­tures in the Charge-symmetric Reciprocal Quarternary Phase System Li, Na, K/AlCl4, AlBr4". Manuscript not published.

85. F. Birkeneder, R.W. Berg, H.A. Hjuler and N.J. Bjerrum: "On [Na(POCl3)4]+ Complex Ion Formation: Conductivity, Raman and NMR studies in the system Phosphoryl Chloride - Sodium Tetra­chloro Aluminate and related compounds", Z. Anorg. Allgem. Chem. 573 (1989) 170-184

84. L. Qingfeng, H.A. Hjuler, R.W. Berg and N.J. Bjerrum: "Elec­troless Growth of Aluminum Dendrites in NaCl-AlCl3 Melts", J. Electrochem. Soc. 136 (1989) 2940-2943.

83. E. Christensen, R.W. Berg and J.H. von Barner: "Copper(I) Complex For­mation in Chloride Melts. Raman Spectroscopic and Cryoscopic Study". Poly­hedron, 8, 325- 332 (1989).

82. F. Birkeneder, R.W. Berg, H.A. Hjuler and N.J. Bjerrum: "Raman Study of Interac­tions in the System Phosphonyl Chloride - Sodium Tetrachloroalumina­te", XI Internat. Conf. on Raman Spectrosc., London 5-9 Sept. 1988, Royal Soc. Chem. Proceedings, Vol. p. 307-8.

81. H.A. Hjuler, R.W. Berg and N.J. Bjerrum: "New Developments in The Alumi­num and Sodium Molten Salt Batteries: Rate Capabili­ty and Reaction Mecha­nisms". EUCHEM Conference on Molten Salts, St. Andrews, Scotland, 3-8 July, 1988.

80. N.J. Bjerrum, H.A. Hjuler and R.W. Berg: "Rechargeable Molten Salt Batteries with Chloroaluminate Electrolytes". EUCHEM Conference on Molten Salts, St. An­drews, Scotland, 3-8 July, 1988.

79. F. Borup, R.W. Berg and K. Nielsen: "Raman Spectroscopic and Cryoscopic Evi­dence for Formation of Niobium Sulphate Com­plexes when Dissolving Nb2O5 in Molten Potassium Pyrosulphate". EUCHEM Conference on Molten Salts, St. Andrews, Scot­land, 3-8 July, 1988.

78. R.W.Berg: "New Low-Melting Salt Mixtures: Comprehensive Melting Point Determinations in the Li, Na, K/AlCl4, AlBr4 System". EUCHEM Conference on Molten Salts, St. Andrews, Scotland, 3-8 July, 1988.

76. R. Fehrmann, S. Boghosian, G.N. Papatheodorou, K. Nielsen, R.W. Berg and N.J. Bjerrum: "Crystal Structure and Infrared and Raman Spectra of K4(VO)3(SO4)5". Inorg. Chem. 28 (1989) 1847-53.

75. M. le Toullec, P.S. Christensen, J. Lucas and R. W. Berg: "A New Family of Vitreous Materials: The Caesium Aluminium or Gallium Thioha­lide Glasses". Mat. Res. Bull, 22, 1517-1523, 1987.

74. H.A. Hjuler, S. von Winbush, R.W. Berg and N.J. Bjerrum: "A Novel Inorganic Low Melting Electrolyte for Secondary Aluminum - Nickel Sulfide Batteries". Proc. Joint Int. Symp. on Molten Salts, Honolulu, Hawaii, Oct. 18-23, 1987. Abstract. Electro­chem. Society Proc. Vol. 87-7 p. 657-68.  

73. B.P. Gilbert, R.W. Berg and N.J. Bjerrum: "Raman Spectra of Haloaluminate Melts Containing Oxides". Applied Spectroscopy 43, 336-341 (1989).

72. R.W. Berg: "Aluminum Poly-Oxo Chlorides. A Family of mole­cular Species,­likely to exist". Poster presented at The EUCHEM Molten Salt Conference 1986. August. Geiranger, Norway.

71. J. H. von Barner, N.J. Bjerrum and R.W. Berg: "Potentiome­tric Investiga­tions of Al(III), Nb(V) and Ta(V) Oxochloro Complex Formations in NaCl-AlCl3 ­Melts at 175 oC". Proc. Electrochem. Soc. 86-1,1986, 216-24.

70. R.W. Berg, T.L. Lauridsen, T. Østvold, H.A. Hjuler, J.H. von Barner and N. J.Bjerrum: "Properties of CsCl-AlCl3 Melts near Equimolar Composition and the Problem of Corrosive Action of the Melts Towards Container Materials". Acta Chem.Scand. A40 (1986) 646-57.

69. R.W. Berg and T. Østvold: "Vibrational Spectra of Oxide ­Contaminated Tetra-chloroaluminate Melts", Acta Chem. Scand. A40, (1986) 445-451.

68. R.W. Berg, N.J. Bjerrum, S. Boghosian, R. Fehrmann and G.N. Papatheodorou: "Molten Salts in Catalysis. The Sulfuric Acid Catalyst: Vanadium Spectroscopy in the Melts New Solid Com­pounds". Poster, 1985 Gordon Conference on Molten Salts, Wolfeboro. New Hampshire (USA), August 1985.

67. S. Boghosian, G.N. Papatheodorou, R.W. Berg and N.J. Bjerrum: "Vapor Complexation over Melt Mixtures Involving Tetravalent Chlorides", Poster, 1985 Gordon Conference on Molten Salts, Wolfeboro, New Hampshire (USA), August 1985.

66. S. Boghosian, G.N. Papatheodorou, R.W. Berg and N.J. Bjerrum: "Raman Spec­troscopic Studies of Vapor Complexation in the LC14 -POC13 and LC14 -AlCl3 (L = Zr, Hf) Binary Systems". Poly­hedron, 5, (1986) 1393-1403.

65. R. Ferhmann, B. Krebs, G.N. Papatheodorou, R.W. Berg and N.J. Bjerrum: "Cry­stal Structure, Infrared and Raman Spectra of the Compound KV(SO4)2". Inorg. Chem. 25, (10), 1986, 1571-7.

64. Jens H. von Barner, N.J. Bjerrum and R.W. Berg: "Potentiome­tric Investiga­tions of Al(III), Nb(V) and Ta(V) Oxochloro Complex Formations in NaCl-A1C13 Melts at 175 oC". Proc. 5th. Int. Symp. on Molten Salts, Electrochem. Soc. 168th Meeting, Las Vegas, Nevada, October 13-18, 1985. Abstract.

63. R.W. Berg and J.H. von Barner: "The Complex Chemistry of the Oxide Ion in Tetrachloroaluminate Melts", Journees d'Etude des Sels Fondus 1985, Padova, Italy, June 1985, p. 55-56.  

62. K. Zachariassen, R.W. Berg, N.J. Bjerrrum and J.H. von Barner: "Poten­tio­metric Investigation of the Oxide Behaviour in NaCl-AlCl3 melts at 175 oC". J. Electro­chem. Soc. 134, 1987, p. 1153-57.

61. R.W. Berg, H.A. Hjuler and N.J. Bjerrum: "Cryoscopy in the KCl-A1C13 Sy­stem. High Precision Phase Diagram near Equimolar Composition, with Com­ments on Oxide Contaminations and Effec­tive Chloride Con­centrations in Tetrachloroaluminate Melts". Inorg. Chem., 24, 1985, 4506-11.

60. H.A. Hjuler, R.W. Berg and N.J. Bjerrum: Secondary Aluminium - Metal Sulphide Batteries with Molten NaAlCl4 Electrolyte. Power Sources 1984, 10, 1-21 (published 1985).

59. H.A. Hjuler, R.W. Berg and N.J. Bjerrum: "Secondary Aluminium - Metal Sulphide Batteries with Molten NaAlCl4 Electrolyte". 14th International Power Sources Symposium, proceedings, Brighton, England, September 1984.

58. K. Zachariassen, J.H. von Barner, R.W. Berg and N.J. Bjerrum: "Oxide Be­haviour in Chloroaluminate Melts". EUCHEM Conference on Molten Salts1984, Elsinore, Den­mark, August 1984. Abstract 5.14.

57. R.W. Berg: "Cryoscopy in Aluminum Chloride Containing Melts". EUCHEM Conference on Molten Salts 1984, Elsinore, Denmark, August 1984, Abstract 1.2.

56. H.A. Hjuler, T.L. Lauridsen, R.W. Berg and N.J. Bjerrum: "Rechargeable Chloroa­lu­minate Batteries with Aluminum Anodes and Nickel Sulfide Catho­des". EUCHEM Conference on Molten Salts 1984, Elsinore, Denmark, August 1984. Abstract 6.2.

55. T.L. Lauridsen, H.A. Hjuler, R.W. Berg and N.J. Bjerrum: "Molten Salt Bat­teries with Aluminium Anodes, Molybdenum Sulfide Cathodes, and Sodium­Tetrachloroaluminate Electro­lyte". EUCHEM Conference on Molten Salts 1984, Elsinore, Denmark, August 1984. Abstract 6.3.

54. E. Christensen, R.W. Berg and J.H. von Barner: "Complex For­mation of Cu(I) in Chloride Melts". EUCHEM Conference on Molten Salts 1984, Elsinore, Denmark, August 1984. Abstract 4.4

53. R. Ferhmann, R.W. Berg, N.J. Bjerrum and G. Papatheodorou: "Spectroscopi­c In­vestigations of the Redox and Complex Chemistry of Vanadium in KHSO4-K2S2O7 Melts. EUCHEM Conference on Molten Salts 1984, Elsinore, Denmark, August 1984. Abstract 4.5.

52. H.A. Hjuler, K. Zachariassen, R.W. Berg, T.L. Lauridsen and N.J. Bjerrum: "Specific Conductivity of NaCl-AlC13 and NaCl-AlCl3-A12S3 Melts. EU­CHEM Conference on Molten Salts 1984. Elsinore, Denmark, August 1984. Abstract 2.6.

51. H.A. Hjuler, R.W. Berg and N.J. Bjerrum: "Rechargeable Aluminum sulfide Batteries with Molten NaAlCl4 Electrolyte". 31st Power Sources Symposium (proceedings), 1984, 60-73. Chem. Abstr. 105 082165.

50. R.W. Berg, E. Kemnitz, H.A. Hjuler, R. Fehrmann and N.J. Bjerrum: "Halo­gen Exchange Reactions in NaA1C14-NaAlBr4 Melt Mixtures". Journees d'etude des Sels Fondus 1984, Liege, Belgium, May 1984, page x.

49. R.W. Berg, N.J. Bjerrum, R. Fehrmann og H.A. Hjuler:"Frem­gangsmåde og apparat til fremstilling af særligt rene salt­smelter". Danish patent application no.1270/84 (March,14 1984), abandoned 1985.

48. H.A. Hjuler, R.W. Berg and N.J. Bjerrum: "Genopladeligt salt­smeltebatteri me­d alu­miniumanode". Danish patent, applied March,14 1984, given October,17, 1988: No.154180B, Class H01M 10/38.

47. R.W. Berg, E. Kemnitz, H.A. Hjuler, R. Fehrmann and N.J. Bjerrum:"Raman­ Study of Halogen Exchange Equilibria in Low Melting Mixtures Consisting of So­dium Tetrach­loroaluminate and Tetrabromoaluminate". Polyhedron 4 (1985) 457.

46. R.W. Berg, H.A. Hjuler and N.J. Bjerrum: "Phase Diagram of the NaCl-AlCl3­System". Poster, 1983 Gordon Conference on Molten Salts, New Hampshire (USA), August 1983.

45. H.A. Hjuler, R.W. Berg, K. Zachariassen and N.J. Bjerrum: "Specific Conductivity of NaCl-AlC13 and NaCl-A1C13-A12S3 Melts". J. Chem. Eng. Data 30 (1985) 203-8.

44. R.W. Berg, H.A. Hjuler and N.J. Bjerrum: "Phase Diagram of the NaCl-AlCl3 System Near Equimolar Composition, With Determination of the Cryoscopic Constant, the Enthalpy of Melting and Oxide Contamina­tions", Journées d'étu­des sur les Sels Fondus, Paris, June 1983.

43. R.W. Berg and N.J. Bjerrum: "Complexing of Al3+ by S2- Ions in Alkali Halide Melts", Discussion letter in J. Electrochem. Soc.130 (1983) 1442-1443.

42. B. Krebs, H.A. Janssen, N.J. Bjerrum, R.W. Berg and G.N. Papatheodorou:"NbAl­Cl8. A Molecular Dinuclear Complex in the Solid, Melt and Vapor Phase. Synthesis, Crystal Structure and Raman Spectra", Inorg. Chem. 23 (1984) 164-171.

41. R.W. Berg, H.A. Hjuler and N.J. Bjerrum: "Phase Diagram of the NaCl-AlCl3 System Near Equimolar Composition, With Determination of the Cryoscopic Constant, the Enthalpy of Melting and Oxide Contamina­tions", Inorg. Chem. 23 (1984) 557-565.

40. R.W. Berg, H.A. Hjuler and N.J. Bjerrum: "Density of Sodium Tetrachloroalu­mina­te Melts Containing Aluminum Chlorosul­fides", J. Chem. Eng. Data 28 (1983) 253-255.

39. R.W. Berg, H.A. Hjuler and N.J. Bjerrum: "Density of Molten NaAlCl4, A Rein­vestigation", J. Chem. Eng. Data 28 (1983) 251-253.

38. R.W. Berg and N.J. Bjerrum: "Raman Study of Gallium Chloro­sulfides in Chloride Melts", Polyhedron 2 (1983) 179-181.

37. R. Fehrmann, S. von Winbush, G.N. Papatheodorou, R.W. Berg and N.J. Bjerrum: "Negative Oxidation States of Chalcogens in Molten Salts. 2. Raman Spectroscopic, Spectrophotometric and Electron Spin Resonance Studies on Chloroaluminate Solutions Containing an S3! Entity", Inorg. Chem. 21 (1982) 3396-3400.  

36. R.W.Berg and D.M. Adams:"Low Temperature Vibrational Spectra of cis-dich­loro-(­meso-2,3-diaminobutane)­Palladium(II) and Platinum(II)", J. Mol. Struct. 71, (1981) 17-21.

35. D.M. Adams, R.W. Berg and D. Williams: "Vibrational Spectos­copy at High Pres­sures, No. 24. Raman and Far-infrared Spec­tra of Some Complex Chlorides A2MC16 under Hydrostatic Pressure", J. Chem. Phys. 74, (1981) 2800.