Kai Grjotheim
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Norwegian chemist and professor
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Chemistry
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(Suggest an Edit or Addition)According to Wikipedia, Kai Gudbrand Grjotheim was a Norwegian chemist. He was born in Åsnes as a son of school manager Erland Gudbrandson Grjotheim and domestic science teacher Kaya Johanne Haarbye . He was married to Jorunn Synnøve Andersen since 1944. He finished his secondary education at Hamar Cathedral School in 1940, graduated from the Norwegian Institute of Technology with the siv.ing. degree in 1950. He was a research fellow from 1952 to 1955 and docent from 1955 to 1956 and 1957 to 1959. In 1956 he took the dr.techn. degree on the thesis Contribution to the Theory of the Aluminum Electrolysis, and from 1956 to 1957 he did research at the University of Toronto.
Kai Grjotheim's Published Works
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Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author
Published Works
- Aluminium electrolysis : fundamentals of the Hall-Héroult process (1982) (182)
- Bond-length/Dihedral-angle and Bond-length/Bond-order Relationships for Sulphur(II)-Sulphur(II) Bonds. (1966) (78)
- The SN2 and Single Electron Transfer Concepts. A Theoretical and Experimental Overview. (1990) (57)
- On the Correlation between Structure and Some Properties of Water. (1954) (48)
- Algal Carotenoids. V. Iso-fucoxanthin --- a Rearrangement Product of Fucoxanthin. (1966) (41)
- Aluminium electrolysis: The chemistry of the Hall-Heroult process (1977) (37)
- Formation of metal fog during molten salt electrolysis observed in a see-through cell (1987) (30)
- THE SOLUTION OF CADMIUM IN LIQUID CADMIUM CHLORIDE (1955) (22)
- Electrolytic deposition of silicon and of silicon alloys Part I: Physicochemical properties of the Na3AlF6-Al2O3-SiO2 mixtures (1971) (21)
- The formation and composition of the fluoride emissions from aluminum cells (1972) (21)
- Densities and excess molar volumes of binary and ternary melts of MgCl2, CaCl2 and AlkCl (1971) (21)
- Cryolite + alumina phase diagram and the constitution of melt in this system (1961) (21)
- On the Solubility of Carbon Dioxide in Molten Alkali Halides. (1966) (20)
- The Phase Diagrams of the Systems NaCl-MgCl2 and KCl-MgCl2. (1972) (19)
- THE ALUMINUM REDUCTION OF MAGNESIUM OXIDE: II. THE VAPOR PRESSURE OF MAGNESIUM OVER THE SYSTEM Al–MgO–CaO (1961) (19)
- High‐Temperature Viscometer for Fluid Liquids Part II: Viscosities of the Alkali Chlorides (1975) (19)
- Isopiestic Determination of Osmotic Coefficients at 100 degrees C by Means of a Simple Apparatus. (1988) (19)
- On the Electrochemical Series of Metals in the Eutectic Melt of Sodium- and Potassium-Fluorides (1957) (18)
- Theory of Oscillating Bodies and its Utilization for Determination of High-temperature Viscosities. (1970) (18)
- Equilibrium and Structural Studies of Silicon(IV) and Aluminium(III) in Aqueous Solution. XXV. Composition and Stability of Aluminium Complexes with Methylmalonic Acid and Alanine. (1990) (18)
- Electrolytic deposition of silicon and of silicon alloys Part II: Decomposition voltages of components and current efficiency in the electrolysis of the Na3AlF6-Al2O3-SiO2 mixtures (1971) (17)
- The Phase Diagram of the System MgCl2-CaCl2, and Thermodynamic Properties of Molten Mixtures in this System. (1970) (17)
- Some Problems Concerning Aluminium Electro-plating in Molten Salts. (1980) (17)
- Impact of Alternative Processes for Aluminum Production on Energy Requirements (1981) (16)
- Recent studies of convection in commercial aluminum reduction cells (1973) (16)
- Ternary Phases in the System Au--Cu--Sn. (1990) (15)
- Electrical Conductivities of Binary and Ternary Melts between MgCl2, CaCl2, NaCl2, and KCl. (1970) (14)
- Key improvements to Hall-Héroult since the end of World War II (1995) (13)
- On the Solubility of Carbon Dioxide in Molten Halides. (1962) (13)
- Equilibrium Studies in the Systems K3AlF6-Na3AlF6 and K3AlF8-Rb3AlF6. (1973) (13)
- High-Temperature Viscometer for Fluid Liquids Part I: On-line Computer-facilitated Torsion Pendulum (1975) (12)
- Viscosities of Some Binary Mixtures between MgCl2, CaCl2 and AlkCl. (1973) (12)
- Electrolytic deposition of silicon and of silicon alloys Part III: Deposition of silicon and aluminum using a copper cathode (1971) (12)
- Surface Tension of Liquid Binary and Ternary Chloride Mixtures. (1972) (11)
- THE PHASE DIAGRAM OF THE SYSTEM Na3AlF6–Na2SO4 AND THE DISSOCIATION OF THE CRYOLITE ANION IN MOLTEN SODIUM SULPHATE (1959) (11)
- Current efficiency measurements in laboratory aluminum cells (1969) (11)
- Transport numbers in molten fluorides—I. Sodium fluoride☆ (1968) (11)
- Interfacial Tension of the Aluminum-Cryolite and Iron-Slag Systems (1987) (11)
- Thermodynamics of Aqueous Reciprocal Salt Systems. II. Isopiestic Determination of the Osmotic and Activity Coefficients in LiNO3--NaBr--H2O and LiBr--NaNO3--H2O at 100.3 degrees C. (1990) (11)
- Metal Production by Molten Salt Electrolysis: especially aluminium and magnesium (1998) (11)
- Thermodynamics of aqueous reciprocal salt systems. III. Isopiestic determination of osmotic and activity coefficients of aqueous MgCl2, MgBr2, KCl and KBr at 100.3°C. (1990) (10)
- The Systems K3AlF6-Li3AlF6 and Rb3AlF6-Li3AlF6. I. The Phase Diagrams. (1971) (10)
- Thermodynamics of Aqueous Reciprocal Salt Systems. V. Isopiestic Determination of Osmotic and Activity Coefficients of the System Mg2+, K+/Cl-, Br-//H2O at 100.3 degrees C. (1991) (10)
- Current efficiency measurements laboratory aluminum cells II. Influence of alumina content (1972) (9)
- Application of the activity concept in the physical chemistry of slags (1978) (8)
- The Phase Diagram of the System NaF-NaCl and Thermodynamic Properties of Fused Mixtures. (1967) (8)
- Complex Formation in the Molten Systems NaF--MgF2 and Na3AlF6--MgF2. (1984) (8)
- Technological developments for aluminum smeltinq as the industry enters the 21st century (1989) (8)
- Self-diffusion of Na+ and K+ in their Molten Fluorides. (1968) (7)
- Discussion of “ The Equilibrium between Titanium Metal, TiCl2, and TiCl3 in NaCl ‐ KCl Melts” [C. Kreye and H. H. Kellogg (pp. 504–508, Vol. 104)] (1958) (7)
- Determination of metal inventory and current efficiency in commercial aluminum reduction cells (1971) (6)
- Electrolytic deposition of silicon and of silicon alloys. Part IV: Preparation of alloys with a high content of silicon, and silicon refining (1972) (6)
- Influence of lithium carbonate addition to carbon anodes in a laboratory aluminium electrolysis cell (1991) (6)
- Thermodynamics of Aqueous Reciprocal Salt Systems. VI. Isopiestic Determination of Osmotic Coefficients in Mixtures of Chlorides, Bromides and Nitrates of Lithium, Sodium, Potassium and Cesium at 100.3 degrees C. (1992) (5)
- Influence of NaCl and LiF on the aluminium Electrolyte (1970) (5)
- Thermodynamics of Reciprocal Salt Systems. III. Isopiestic Determination of the Osmotic and Activity Coefficients of the System Li+,Na+ // Cl-, NO3- -- H2O at 100.3 degrees C. (1990) (5)
- Solubility of CO 2 in molten salts and its influence on current efficiency in aluminum electrolysis (1967) (5)
- SURFACE TENSION IN ALKALI HALIDE MIXTURES (1976) (5)
- Current Efficiency Measurements in Laboratory Aluminium Cells—IX. Cathodic Overvoltage on Aluminium-Copper Aloys (1986) (4)
- The effect of different additives on the conductivity of cryolite-alumina melts (1969) (4)
- On convection in aluminum reduction cells (1970) (4)
- Continuous bath temperature measurements in Al electrolysis cells (1994) (4)
- Characterization of Bitumens by Means of Potentiometric Titrations. (1990) (4)
- On the Hydrolysis of the Copper(II)Ion, Cu2+, in 3 M (Na)ClO4 Medium at High Copper(II) Ion Concentrations and 25 degrees C. (1984) (4)
- Current Efficiency Measurements in Laboratory Aluminium Cells—XI. Anode Gas Composition and Anode Consumption (1987) (4)
- Isopiestic Determination of Osmotic Coefficients at 100 °C by Means of a Simple Apparatus (1989) (4)
- Current Efficiency Measurements in Laboratory Aluminium Cells—IV. Depletion of Alumina and Cell Voltage (1979) (4)
- Thermodynamic evaluation of activities in molten mixtures of reciprocal salt systems (1961) (4)
- Electrical Conductivity of Cryolite Melts (1985) (4)
- Current efficiency measurements in laboratory aluminium cells. Paper III: Influence of the concentration of sodium ions in the electrolyte (1973) (4)
- A Spectrophotometric Study of the Complexation of Olsalazine and Salicylic Acid with Calcium and Magnesium. (1990) (4)
- Application of the Flood-Grjotheim Thermodynamic Treatment to the Slag-Metal Equilibria (1977) (3)
- Current Efficiency Measurements in Laboratory Aluminium Cells—VII. Using Al–Cu Cathodes (1985) (3)
- Electrochemistry of Sulfur and Lithium in the Lithium Chloride‐Potassium Chloride Eutectic Melt (1988) (3)
- SOME INTRODUCTORY INVESTIGATIONS ON ELECTROLYTIC DEPOSITION OF Y--Al AND Y-- Mg ALLOYS. (1972) (3)
- Electrowinning of yttrium--aluminium and yttrium--magnesium alloys from molten fluorides (1973) (3)
- The Solution of Alkaline Earth Metals in Their Molten Halides. II. The Magnetic Susceptibility of Melts in the Systems Barium-Barium Chloride and Barium-Barium Bromide. (1970) (3)
- Electrochemical Deposition of Metals; Alloys and Oxygen from Natural Minerals—I. Physicochemical Properties of Molten Cryolite-Potassium Feldspar Mixtures (1990) (3)
- Current Efficiency Measurements in Laboratory Aluminium Cells—XII. Low-Melting Bath (1987) (3)
- Current Efficiency Measurements in Laboratory Aluminium Cells—VI. Back Reactions (1984) (3)
- Introductory investigations on the performance of laboratory aluminum cells (1968) (3)
- THE ALUMINUM REDUCTION OF MAGNESIUM COMPOUNDS: III. THE VAPOR PRESSURE OF MAGNESIUM OVER THE SYSTEM Al–Mg2SiO4 (OLIVINE) (1963) (3)
- Vapour Pressure of Silicon Tetrafluoride above Mixtures of Fluorides and Silica. II. The System PbF2--SiO2. (1970) (2)
- Current Efficiency Measurements in Laboratory Aluminium Cells—V. The Influence of Stirring and LiF Additions (1979) (2)
- Current Efficiency Measurements in Laboratory Aluminium Cells—VIII. Current, Temperature and Cathode Alloy Composition (Al–Cu), Al-Diffusivity (1986) (2)
- Current Efficiency Measurements in Laboratory Aluminium Cells—X. Anodic Overvoltage and Potential Decay Curves (1987) (2)
- PENETRATION BARRIERS IN THE CATHODE OF HALL-HEROULT CELLS (1992) (2)
- On experimental determinations of transport properties of fused sodium fluoride (electrical conductivity, transport numbers of Na+ and self-diffusion coefficient of Na+ in molten sodium fluoride) (1969) (2)
- The Gibbs Free Energy of Formation Liquid Aluminium Fluoride. (1971) (2)
- Electrochemical deposition of metals, alloys and oxygen from natural minerals. II : Cathode processes in the electrodeposition of Si and Al from K-feldspar dissolved in cryolite (1991) (2)
- Hydrogen Bonding and the Volume of Water (1954) (2)
- Thermodynamics of slag-metal equilibrium (1977) (1)
- SOME PROBLEMS CONCERNING ALUMINUM ELECTROPLATING IN MOLTEN SALTS (1981) (1)
- Sodium Beta‐Alumina as an Ionic Conductor in Electrochemical Cells with Aqueous Electrolytes (1988) (1)
- The Solution of Alkaline Earth Metals in Their Molten Halides. III. The Densities of Melts in the Systems Barium-Barium Chloride, Barium-Barium Bromide and Strontium-Strontium Chloride. (1971) (1)
- Formation of Silicon Nitride Whiskers on a Ferro-Silicon Alloy at Room Temperature (1961) (1)
- A gamma-sensitive probe for high-temperature industrial applications (1972) (1)
- Effects of Oxalate Ions on the Corrosion of Niobium. (1990) (1)
- Characteristies and thermodynamics of fused salts (1981) (1)
- Thermodynamics of slag-metal equilibrium (1977) (1)
- Thermodynamics of aqueous reciprocal salt systems. I: Relationships between the thermodynamic behaviour of molten and aqueous mixtures (1986) (1)
- Tracer diffusion coefficients in molten salts—I. Methods (1978) (1)
- The Solution of Alkaline Earth Metals in Their Molten Halides. I. On the Phase Diagram of the System Barium-Barium Chloride. (1968) (1)
- The Solution of Alkaline Earth Metals in Their Molten Halides. V. The Magnetic Susceptibility of Melts in the System Strontium-Strontium Chloride. (1972) (1)
- Improvements To The Hall-Heroult Process For Aluminum Electrowinning (1977) (0)
- Aluminium-calcium master alloys prepared by molten salt electrolysis (1996) (0)
- APPLICATION OF MOLTEN SALT ELECTROLYSIS IN MODERN TECHNOLOGY. (1969) (0)
- Characteristics and Thermodynamics of Fused Salts (32 Literaturangaben). (1982) (0)
- Thermal reduction of olivine by calcium carbide and by silicon in the presence of calcium oxide (1970) (0)
- Electron Transfer Reactions of the Hexacyanoferrate Redox Couple at Passive Niobium. (1990) (0)
- Note on the Derivation of the Hamiltonian Operator as Presented in Some Text-Books of Quantum Chemistry (1957) (0)
- A Simple Point Charge Model for the Hydrogen Bonds of the Type N ... H __ O. (1970) (0)
- Thermal reduction of samarium, europium and ytterbium oxides by aluminium (1974) (0)
- Electromotive Force Measurements in Na/S and Na / O 2, H 2 O Cells With Beta″‐Alumina Membrane (1988) (0)
- Glass-membrane potentials in mixed anion melts—I☆ (1970) (0)
- Application of the activity concept in the physical chemistry of slags (1978) (0)
- Naturally occurring aluminium (1999) (0)
- HIGH-TEMPERATURE VISCOMETER FOR FLUID LIQUIDS PART 2, VISCOSITIES OF THE ALKALI CHLORIDES (1975) (0)
- THE FLUORIDE-SELECTIVE ELECTRODE METHOD FOR DETERMINATION OF THE CRYOLITE RATIO IN ALUMINIUM ELECTROLYSIS CELLS (1994) (0)
- United States Patent ( 19 ) Duruz 11 Patent Number : 4 , 681 , 671 45 ) Date of Patent : ( 54 ) LOW TEMPERATURE ALUMINA (0)
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