ALBERT

Note: Contents: Preface. - Tritium in Antarctic precipitation - information on global distribution / D. Hebert. - On the physical geography of the Schirmacher Oasis (East Antarctica, Dronning Maud Land) / W. Richter. - Investigation of Deuterium concentration relations between atmospheric water vapour and precipitations in the Schirmacher Oasis, East Antarctica / P. Kowski. - Isotope-hydrological and hydrochemical characterization of lakes in the Schirmacher Oasis (East Antarctica) / W. Richter, U. Wand, G. Strauch, P. Kowski, W. Kurze. - Isotope-hydrological and hydrochemical studies of the interior Antarctic lake "Untersee" in the Wohlthat Massif, Dronning Maud Land, East Antarctica / W.-D. Hermichen, M. Crelle, P. Kowski, W. Kurze, U. Wand. - The isotope-glaciological situation in the surroundings of the Schirmacher Oasis/Dronning Maud Land - a first overview / W.-D. Hermichen, P. Kowski, G. Strauch. - Radiocarbon dating of breeding places of petrels in the Antarctic / A. Hiller, U. Wand. - K - Ar dating of basalt dykes in the Schirmacher Oasis, Dronning Maud Land, East Antarctica / G. Kaiser, U. Wand.

Note: Inhalt Bd. 84 - Vorträge 1: On some problems of the geochronological investigation by use of the lead isotope method / B. G. Amov. - Bleiisotopenverhältnisse und Altersbestimmung von Feldspäten aus südbulgarischen Graniten / B. Amow ; Z. Baldjiewa ; V. Arnaudow ; M. Pawlowa. - Möglichkeiten des Nachweises superschwerer Elemente mit massenspektrometrischen Methoden / S. Becker ; H.-J. Dietze. - Methodische Untersuchungen zur δD-Bestimmung an Gesteinen und Mineralen / T. Böttger. - Methoden der chemischen Konzentrierung und Identifizierung bei der Suche von seltenen Radionukliden in der Natur / H. Bruchertseifer. - Die Anwendung der ultraempfindlichen Massenspektrometrie zur Isotopenanalytik / H.-J. Dietze ; S. Becker. - Die getrennte Messung von Rn-220 und Rn-222 in Bodenluft und ihre geowissenschaftlichen Aussagemöglichkeiten / H. Gast ; W. Stolz. - Die Kontrolle der Standardmeßbedingungen bei 14C-Datierungen / J. Görsdorf. - Isotope analysis on nano-mole gas samples / S. Halas. - Tritium im Niederschlag Antarktikas - Aussagen zur globalen Verteilung / D. Hebert. - Isotopic characteristic of the Tithonian reef Štramberk Limestone, Czechoslovakia, West Carpathians / J. Hladíková ; H. Eliášová ; M. Eliáš. - Stable isotope ratios in the natural gas components CH4 and N2 separated by gas chromatography / G. Hut ; H. R. Weerkamp ; T. Poelhekken. - Frakcionirovanie izotopov ugleroda metanobrazujuščimi bakterijami, rastuščimi na različnych substratach / M. V. Ivanov ; S. S. Beljaev ; A. M. Zjakun ; V. A. Bondar' ; K. S. Laurinavičus ; O. V. Šipin. - Isotope geochemistry of stratified water bodies on northern Ellesmere Island, Canadian Arctic / M. O. Jeffries ; H. R. Krouse. - Zur hydrogeologischen Interpretation von Isotopendaten im Zusammenhang mit Stofftransportprozessen / H. Jordan ; D. Hebert ; K. Fröhlich ; R.-P. Scholz ; R. Gellermann. - Spurenanalytische Untersuchungen an rezenten Mineralisationen mittels Messung der natürlichen Radioaktivität, der Anwendung der Instrumentellen Neutronenaktivierungsanalyse (INAA) und der Spektrometrie protoneninduzierter Gammastrahlung (PIGE) / G. Just ; G. Loos ; J. Vogt. - 40Ar/39Ar-Altersspektrum eines Biotits / G. Kaiser ; J. Pilot. - Kalium-Calcium-Isochrone für Sylvinite des Sibirischen Tafellandes / W. S. Lepin ; S. M. Samarajew ; S. B. Brandt. - Untersuchungen zur Fraktionierung der Schwefelisotope bei der chemischen und biochemischen Oxydation von Sulfid zu Sulfat / I. Maaß ; J. Heyer ; K. Wetzel ; G. Weise. - Isotopenanalyse leichter Elemente mit einem Restgasquadrupolmassenspektrometer? / G. Meier. - Experimental studies of natural processes with help of the radioisotopes of stable elements / A. G. Mironov. - Carbon-13 in atmospheric CO2 / W. G. Mook ; C. D. Keeling. - Isotopenhydrologische Untersuchungen - Arbeiten aus dem GSF-Institut für Radiohydrometrie / H. Moser. - Untersuchungen zur Isotopenfraktionierung des Stickstoffs in den Systemen Ammonium / Ammoniak und Nitrid / Stickstoff / H.-M. Nitzsche ; G. Stiehl. - Gewinnung von Einschlußkomponenten aus Mineralen für isotopen-geochemische Untersuchungen / H.-M. Nitzsche ; G. Strauch. - Raspredelenie izotopa 14C v različnych uglerodsoderžaščich materialach i frakcijach paleopočv v svjazi s geologičeskimi uslovijami zachoronenija / L. A. Orlova ; V. A. Panyčev ; I. V. Nikolaeva. - Rb-Sr-Datierungen von Metamorphiten / J. Pilot. - Light isotope variations in carbonate sediments and their palaeogeographical value / J.-M. Punning ; T. Martma ; R. Vaikmäe. - Die isotope Zusammensetzung des Kristallwassers von Carnalliten und ihrer Ausgangslösungen / H. D. Schmiedl ; K. Koch ; T. Böttger ; G. Stiehl ; J. Pilot ; H. Jordan. - Der 18O-Index - ein isotopengeochemisches Konzept / H. Schütze. - Intramolekulare Sauerstoffisotopengeothermometrie an Hydrosilicaten / H. Schütze. - Modellbetrachtungen zur Abschätzung des δ 13C-Wertes in Pflanzen / H. Schütze ; D. Mißbach. - Isotopic composition of carbonates and differences in deposition environment during the Miocene lacustrine sedimentation in the Krušné Hory graben / V. Šmejkal. - Deuterium and oxygen-18 in water vapour and precipitation: application to atmospheric water vapour transport and to paleoclimate / C. Sonntag ; H. Schoch-Fischer. - Komplexe Isotopenuntersuchungen an armenischen Mineralwässern / R. Trettin ; A. Hiller ; E. S. Chalatjan. - Die Verteilung des Strontium-90 und Cäsium-137 im Wasserkörper der Ostsee 1975 bis 1982 / D. Weiß und E. Ettenhuber. - Preparation of CO2 for 13C/12C analysis of hydrocarbons in natural gases / W. Wolacewicz ; S. Halas. - Investigation of isotopic fractionation effects in thermal ion source for mass spectrometer / J. M. Zinkiewicz.

Note: CONTENTS VOLUME I PART 1: PLENARY AND DISCUSSION LECTURES R.J.B. Hadden: RADIONUCLIDES FOR PROCESS CONTROL AND INSPECTION J. Guizerix: TRENDS AND OPEN QUESTIONS IN INDUSTRIAL TRACER APPLICATIONS A. S. Shtan, V. A. Mashinin Zh.I. Matalygina: NEUTRON ACTIVATION ANALYSIS OF GEOLOGICAL SAMPLES WITH THE APPLICATION OF RADIONUCLIDE NEUTRON SOURCES W. Michaelis: RADIONUCLIDES IN ENVIRONMENTAL RESEARCH AND PROTECTION J.K. Miettinen: RADIONUCLIDES IN ENVIRONMENT J. W. Leonhardt: RADIOISOTOPES IN ENERGETICS K. Przewlocki: APPLICATION OF NUCLEAR TECHNIQUES IN MINING INDUSTRY K. Wetzel: TRACERS IN GEOCHEMICAL AND ENVIRONMENTAL RESEARCH A. K. Pikaev: ENVIRONMENTAL APPLICATION OF RADIATION PROCESSING R. Otto: LABELLED COMPOUNDS FOR TRACER INVESTIGATIONS IN INDUSTRY R. Otto, H.-G. Könnecke, D. Luther, P. Hecht: RADIONUCLIDES FOR PROCESS ANALYSIS - PROBLEMS AND EXAMPLES Z. Málek: PRESENT STAGE OF CO-OPERATION OF THE CMEA MEMBER COUNTRIES IN THE FIELD OF ISOTOPE AND RADIATION TECHNOLOGY E.A. Abramyan: HIGH POWER ELECTRON ACCELERATORS IN RADIATION PROCESSING J. Sivinski: CURRENT AND FUTURE INITIATIVES OF THE U.S. DEPARTMENT OF ENERGY IRRADIATION PROGRAM ACTIVITIES J. Bös, J. Schmidt, U. Decker, H. Mai, L. Richter: ON THE APPLICATION OF SOME METHODS FOR THE INVESTIGATION OF RADIATION-INDUCED PROCESSES IN POLYETHYLENE H.-J. Heinrich, K. Posselt, W. Hädrich, L. Röhr, D. Flügge: ASPECTS OF IRRADIATION TECHNOLOGY CONCERNING THE CROSSLINKING OF CABLE AND WIRE INSULATIONS AND OF TUBES BY HIGH ENERGY ELECTRONS P. Popp, J.W. Leonhardt, G. Oppermann, H. Merten: THE HELIUM-DETECTOR: THEORY AND PRACTICE H.-H. Deicke: ASPECTS OF RADIATION PROTECTION IN THE APPLICATION OF RADIOTRACERS FOR RESEARCH IN INDUSTRIAL PLANTS

Note: VOLUME II PART 1: PLENARY AND DISCUSSION LECTURES (continued) H. Baumbach: RADIOISOTOPE APPLICATIONS IN CIVIL ENGINEERING P. Urbański, S. Karamuz, D. Wagner: SOME ASPECTS OF THE INDUSTRIAL APPLICATION OF RADIOMETRIC METHODS ILLUSTRATED BY THE EXAMPLE OF THE DETERMINATION OF ASH, CAlCIUM AND IRON IN BROWN COAL USING XRF-TECHNIQUE AND THE LOW ENERGY X-RAY SCATTERING METHOD B.E. Fischer, R. Spohr: POTENTIAL APPLICATIONS OF THE NUCLEAR TRACK TECHNIQUE D. Molzahn, G. Feige, M. Ganz, L. Schmidt, H. Danigel, G. Noll, G. Dersch, R. Brandt: DEVELOPMENT OF A FAST METHOD FOR THE DETERMINATION AND ANALYSIS OF SMALL AMOUNTS OF NEPTUNIUM AND PLUTONIUM IN URANIUM SOLUTIONS AFTER NUCLEAR FUEL REPROCESSING H. Koch, J. Flachowsky: RADIOISOTOPES IN SEMICONDUCTOR SCIENCE AND TECHNOLOGY H. Kupsch: APPLICATION OF ACCELERATOR-PRODUCED SHORT-LIVED RADIONUCLIDES IN INDUSTRY M. Schiekel, P. Jugelt: STATE AND TRENDS IN ENERGY DISPERSIVE X-RAY ANALYSIS M. Geisler: PRECISION AND ACCURACY IN ACTIVATION ANALYSIS K. Freyer, H.-C. Treutler, S. Weiße: AUTORADIOGRAPHIC METHODS FOR ELEMENT MAPPING IN SOLIDS L. Jankowski: COST-BENEFIT ASPECTS OF RADIOISOTOPE METHODS PART 2: POSTER CONTRIBUTIONS L. Baranyai: SURFACE LABELLING OF GRAINED MATERIALS IN NON-AQUEOUS PRASE R. Link, W. Nuding, K. Sauerwein: THE INDIUM-113m GENERATOR AS A VERSATILE DEVICE IN INDUSTRIAL TRACER TECHNIQUE R. Otto: PREPARATION OF 113m IN LABELLED COMPOUNDS-EXTRACTION METHODS G. Zschornack, G. Musiol, A. Reichmann, D. Kreiseler, W. Schulze, W. Tänzer, W. Wagner: A COMPUTER-AIDED BRAGG CRYSTAL DIFFRACTION SPECTROMETER FOR X-RAY ANALYSIS P. Morgenstern, D. Müller, V. V. Berdikov, O.I. Grigoriev: A SEALED PROPORTIONAL SCINTILLATION COUNTER AS DETECTION INSTRUMENT IN A X-RAY FLUORESCENCE ANALYZER V.P. Varvaritsa, Yu.D. Lavrent'ev, K. I. Shchekin: AUTOMATIC RADIOISOTOPE X-RAY EQUIPMENT FOR INDUSTRIAL ANALYSIS S. M. Brodsky, V.P. Varvaritsa, V.I. Filatov: MULTIELEMENTAL X-RAY FLUORESCENCE ANALYSIS WITH ALPHA-PARTICLE EXCITATION H. Bruchertsei!er, K.-u. Eife, B. Eckert, G. Kiesig, J. W. Leonhardt, P. Morgenstern, D. Müller, W. Riedel, B. Süß: AN X-RAY ANALYZER FOR THE DETERMINATION OF HEAVY METAL TRACES IN LIQUIDS M. Vutchkov, T. Dragnev, J. Karamanova, L. Tomov, K. Janakiev, E. Nikolova: COMPUTER TECHNIQUES AND SOFTWARE FOR INDUSTRIAL APPLICATIONS OF ENERGY DISPERSIVE X-RAY FLUORESCENCE ANALYSIS J. Huszti: DESIGN METHOD FOR LEVEL MEASURING GAUGES WITH POINT SOURCES J. Jaszczuk, F. Zrudelny: MICROPROCESSOR-BASED MULTICHANNEL SPECTRUM ANALYSER FOR USE IN INDUSTRIAL RADIOISOTOPE MEASUREMENTS E. Hazi, G. Faludi: NUCLEAR LEVEL TRANSMITTER FOR PROCESS CONTROL E. Hazi, G. Faludi: NUCLEAR DENSITY TRANSMITTER AND DATA PROOESSING UNIT FOR CONTINUOUS PROCESS CONTROL G. Faludi, E. Hazi: NUCLEAR TRANSMITTER USED IN PROOESS CONTROL FOR CONTINUOUS MEASUREMENT OF MOISTURE OF ALUMlNA HYDRATE H.-W. Thümmel, M. Gläser, G. Körner: SOIL CONTENT MEASUREMENT IN CROP MATERIALS USING THE 2-ENERGY TRANSMISSION TECHNIQUE KRAS-2 P. Tábor: MULTIBEAD NUCLEONIC INSTRUMENT FOR SAND-PAPER PRODUCING LINE E. Panezyk, A. Kalicki: MEASUREMENT OF THE ACTIVITY OF 35S LABELLED OILS USING LIQUID SCINTILLATION TECHNIQUE M. Richter: A GENERAL CONCEPTION OF MATHEMATICAL MODELLING OF HYDRODYNAMICS FOR CHEMICAL APPARATUSES ON BASE OF RADIOTRACER EXPERIMENTS J. Komosinski, K. Mackowiak-Łybacka, M. Radwan: RADIOISOTOPE METHOD OF MATTER MAPPING M. Frenzel, H.-W. Thümmel: PRINCIPLES OF COMPENSATING FOR SURFACE DENSITY FLUCTUATIONS IN ON-LINE ASH CONTENT GAUGING H.-W. Thümmel, D. Fritzsche, J.W. Leonhardt: EXPERIMENTAL AND THEORETICAL SENSITIVITIES OF THE 60 keV-SCATTER-TRANSMISSION METHOD TO SAMPLE COMPOSITION AND DENSITY M. Frenzel: A NEW METHOD TO EXCLUDE THE INFLUENCE OF SAMPLE INHOMOGENEITIES ON THE SIGNAL OF RADIOMETRIC TRANSMISSION MEASUREMENTS

Note: Contents Manual 2.2 The relative measurement of aktivity Lectures 1.3 Statistics / H. Baumbach 2.2 Sealed sources / K. Vormum 2.4 Energy dispersive x-ray fluorescence analysis / H.-K. Bothe 3.1 The use of carriers / H. Koch 4.3 Autoradiography / K. Freyer 6.1 Radiometric methods in environmental control / H.-J. Große

Note: Contents Manual 1.1 Beta measurements 1.2 Measurement of the energy spectrum and range of α-radiation with semiconductor detectors 1.3 Error and statistical tests 1.4 Basic experiments of gamma spectroscopy 2.1 Determination of certain elements in sedimental atmospheric dust by x-ray fluorescence analysis 2.2 Calibration and efficiencies (see Supplement) 2.3 Thin-layer chromatographic separation and test of the purity of labelled compounds 2.4 Separation of Thorium-234 from Uranium-238 2.5 Separation of 137Ca/137mBa by precipitation and sorption 3.1 Determination of phosphate by simple isotope dilution analysis and determination of Zn in MgSO4 by substoichiometric isotope dilution analysis 3.2 The Szilard-Chalmers effect 3.3 Determination of the Ag content in slags by instrumental neutron activation analysis 4.1 Isotope exchange of Ethyl Iodide and Sodium Iodide 4.2 Liquid scintillation counting of Carbon-14 and Tritium 4.3 Autoradiography - Demonstration of Autoradiographic techniques Lectures 1.1 Fundamentals of radioactivity / G. K. Vormum 1.2 Interaction of nuclear radiation with matter / G. K. Vormum 1.4 Equations of radioactive decay / G. K. Vormum 1.5 Radiation detectors / M. Geisler 2.1 Radiation spectroscopy / M. Geisler 2.5 Handling of radioisotopes / G. K. Vormum 2.7 Behaviour of radionuclides in very low concentrations / H. Koch 3.6 Particle sources / J. W. Leonhardt 4.2 Tracers in chemical kinetics / J. Dermietzel 4.4 Liquid Scintillation Counting (LSC) / R. Trettin 5.1 Isotopic tracers in biology / H. Hübner 5.2 Low-level counting / R. Trettin 5.4 Basic concepts of radioimmunoassay (RIA) / G. K. Vormum 6.2 Radionuclide generators / R. Otto

Note: VOLUME III PART 2 : POSTER CONTRIBUTIONS (continued) M. Braune: SIMPLIFIED MATHEMATICAL MODELS FOR BACKSCATTERING OF X-RAYS H.-W. Thümmel, G. Korner, J.W. Leonhardt: STATE AND PERFORMANCE OF ON-STREAM ASH CONTENT DETERMINATION IN LIGNITE AND BLACK COAL USING THE 2-ENERGY TRANSMISSION TECHNIQUE H.-W. Thümmel, G. Korner, Oh. Beutel, W. Riedel, U. Gräfenhain, J.W. Leonhardt: KRAS-2 - A GAUGE FOR THE ON-STREAM DETERMINATION OF THE ASH CONTENT IN RAW LIGNITE AT POWER STATIONS D. Fritzsche, H.-W. Thümmel: A SCATTER MODEL FOR CAlCULATION OF GAMMA RAY INTENSITIES IN SCATTER-TRANSMISSION GEOMETRY L. Meray, E. Hazi: DECONTAMINATION TEST WITH ISOTOPE INDUCED X-RAY FLUORESCENCE METHOD H. Silveira da Silva: CALCULATION OF THE DOSIMETER RESPONSE AS A FUNCTION OF THE GAMMA RADIATION ENERGY L. Wawrzonek, J. Parus: OPTIMIZATION OF RADIOMETRIC METHOD OF ASH CONTENT DETERMINATION IN BROWN COAL SAMPLES G. Körner, G. Fischer, D. Fritzsche, J.W. Leonhardt, K. Rosenbaum, H.-W. Thümmel: EXPERIENCE IN RADIOMETRIC ON-LINE DETERMINATION R. Göldner, E. Maul, D. Wagner: FAST NEUTRON ACTIVATION ANALYSIS OF BROWN COAL SAMPLES FOR SILICON AND ASH B. Heinrich, K. Irmer, R. Pötschke: FAST ANALYSIS OF CARBON CONTENT BY INELASTIC SCATTERING OF NEUTRONS H.-W. Thümmel, M. Frenzel, D. Fritzsche, T. Cechak, J. Kluson: INFLUENCE OF SAMPLE INHOMOGENEITIES ON THE SIGNAL OF 60 keV SCATTER-TRANSMISSION ASH GAUGES W. Michel, U. Paul, D. Luther, H.-G. Könnecke, H.-C. Abendroth: STUDIES ON THE RESIDENCE TIME BEHAVIOUR OF TECHNICAL GRAIN SIZES IN FLUIDIZED BEDS Z. Kolar, J. Thýn, W. Martens, A. Korving: THE MEASUREMENT OF GAS RESIDENCE TIME DISTRIBUTION IN A PRESSURIZED FLUIDIZED-BED COMBUSTOR USING 41Ar AS RADIOTRACER E. Iller, B.J. Trznadel: OPERATION EFFICIENCY ASSESSMENT OF LOOP REACTOR FOR COAL LIQUEFACTION, ON THE GROUNDS OF RADIOTRACER INVESTIGATIONS K. Wagner, T. Grätsch, J. Schüttau: PROCESS ANALYSIS OF THE TECHNOLOGY FOR THE PRODUCTION OF GRAPHITE ELECTRODES BY THE AID OF RADIOISOTOPES G. Krüger, V. Kliem, M. Kreher, N. Boy: A COMPUTER-AIDED X-RAY FLUORESCENCE ANALYZER WITH RADIONUCLIDE EXCITATION H. Firganek, A. Żak, J. Siewierski, S. Zielienski: RADIOISOTOPE INVESTIGATIONS OF WATER LEACHING OF VANADIUM COMPOUNDS FROM POLYMETALLIC ORE D. Degering, S. Unterricker: DETERMINATION OF SMALL YTTRIUM CONCENTRATIONS IN GEOLOGICAL SAMPLES BY CHARGED PARTICLE ACTIVATION ANALYSIS J. Parus: DETERMINATION OF RARE EARTH ELEMENTS WITH RADIOISOTOPE EXCITED X-RAY FLUORESCENCE E. Kowalska, P. Urbański, D. Wagner, H. Bruchertseifer: DETERMINATION OF SILVER CONTENT IN SOME CARRIER MATERIALS BY X-RAY FLUORESCENCE TECHNIQUE L. Rowinska, L. Waliś, W. Dalecki, M. Kusowski: EFFICIENCY OF METAL PURIFICATION BY VACUUM DISTILLATION TECHNIQUE A. Salamon, Z. Demendy: AN EXPERIMENTAL AND THEORETICAL STUDY FOR THE MOTION AND TRAPPING OF INCLUSIONS DURING CONTINUOUS CASTING OF STEEL L. Petryka, Z. Stegowski, L. Furman: COMPLEX INVESTIGATIONS OF COPPER ORE DRESSING PROCESS L. Petryka, Z. Stegowski, L. Furman: MODELLING OF COPPER ORE CONCENTRATION PROCESS J. Palige: RADIOTRACER INVESTIGATION OF THE COPPER PRODUCTION FLASH PROCESS R. Rachlitz, J. Holzhey, W. Böhme, H. Bohmeier, H. Gärtner: SULPHUR DISTRIBUTION, PRINCIPLE OF SOLIDIFICATION AND THE MORPHOLOGY OF THE LIQUID-SOLID INTERFACE IN CONTINOUS COPPER CASTING H. Jaskolska., L. Waliś, C. Janusz: INVESTIGATIONS OF CALCIUM DISTRIBUTION IN GGG MONOCRYSTALS BY MEANS OF LABELLED ATOMS METHOD M. Harasimowicz, J. Palige: RADIOTRACER INVESTIGATIONS OF THE GLASS MELTING PROCESS IN TANK FURNACES G. Philipp, H. Hippius, K. Köpping, H. Ulrich: SUITABILITY OF DIFFERENT RADIOTRACERS FOR IDENTIFICATION OF HOMOGENIZING PROCESSES IN GLASS MELTING FURNACES H. Kupsch, W. Heller: AN ACCELERATOR PRODUCED SHORT-LIVED RADIONUCLIDE FOR THE TRACERTECHNIQUE OF GYPSUM IN A LARGE SCALE PRODUCTION PLANT OF GAS CONCRETE W. Stuchlik, A. Knobloch, B. Kupsch, H.-W. Thümmel, S. Volker: RADIOMETRIC RESIDUAL VOLUME MONITORING IN LARGE BINS USING A MICROCOMPUTER D. Eckstein, H.-G. Jäckel, H. Stechemesser, D. Espig: RADIAL DISTRIBUTION OF MATERIAL IN A BOND MILL DETERMINED BY RADIOTRACER TECHNIQUE A. Zeuner, K. Henning, M. Kiessling: INVESTIGATION OF THE MATERIAL TRANSPORT BEHAVIOUR OF TUBE- AND TROUGH- VIBRATION MILLS BY RADIOACTIVE INDICATORS H. Kupsch, W. Heller: A METHOD FOR THE DETERMINATION OF THE EFFICIENCY OF A WET MIXER K.-D. Weißenborn, H.-P. Chowanetz, H. Ulrich, K. Köpping: RADIOTRACER INVESTIGATIONS IN LARGE HOMOGENIZATION SILOS TO DETERMINE THE MOTION OF PARTICLES OF DIFFERENT SIZES G.-J. Beyer, M. Böttger, K. Eichhorn, H. Guratzsch, H. Kupsch, K. Regel, G. Winter: USING OF THE ROSSENDORF CYCLOTRON U-120 IN SCIENCE, MEDICINE AND TECHNOLOGY M. Waiblinger, T. Kuhrt, H. Bergmann, K. Hertwig, K. Köpping, H. Ulrich: RADIOTRACER INVESTIGATIONS IN ELECTROLYSE CELLS - SPECIAL PROBLEMS AND USE FOR PROCESS CONTROL K.-D. Rauchstein, H. Leder, W. Walter, K. Köpping, H. Ulrich: RADIOTRACER INVESTIGATIONS IN TECHNICAL MULTIPHASE SYSTEMS AND PRACTICAL USE FOR THE VALUATION OF HYDRODYNAMIC CONDITIONS IN CHEMICAL MULTISTAGE COLUMNES E. Iller, T. Klimkiewicz: OPERATION ANALYSIS OF DIGESTER IN THE CONTINUOUS COOKING PROCESS OF PINEWOOD CHIPS, ON THE GROUNDS OF RADIOTRACER INVESTIGATIONS H. Vocke: DETERMINATION OF RESIDENCE TIME DISPERSION OF POLYMER MELTS IN SPINNING MACHINES BY TRACER APPLICATION J. Flachowsky, H.-H. Deicke: A SIMPLE MONITORING TECHNIQUE TO MEASURE THE RADIOACTIVITY LEVEL OF MEMBRANE FILTERS J. Flachowsky: DETERMINATION OF THE KINETICS OF TRACE ELEMENT ADSORPTION ON SEMICONDUCTOR SURFACES USING RADIOANALYTICAL AND AUTORADIOGRAPHIC METHODS

Note: Inhaltsverzeichnis: 1. Einleitung und Aufgabenstellung. - 2. Allgemeiner Teil. - 2.1. Theorie. - 2.1.1. Theorie und Berechnungen von Isotopieeffekten in geologischen Systemen. - 2.1.2. Theoretische Untersuchungen zur Kinetik von Isotopenaustauschprozessen zwischen Mineralen und Wasser. - 2.2. Grundlagen der Bewertung saurer Magmatite. - 2.2.1. Zur Ableitung und Anwendung bereits erarbeiteter Bewertungskriterien. - 2.2.2. Zur Verteilung chemischer Elemente zwischen fester und flüssiger Phase bei der fraktionierten Kristallisation. - 2.2.3. Intermediäre Magmen an Subduktionszonen und mögliche Beziehungen zu Granitoiden - ein geochemischer Vergleich. - 2.3. Zu genetischen Bewertung der hydrothermalen Fluoritmineralisation im Vogtland und Erzgebirge. - 3. Element-, isotopengeochemische und radiogeochronologische Untersuchungen am Granitoiden der Mitteldeutschen Schwelle (MDS) (spezieller Teil). - 3.1. Geologische Situation in den Untersuchungsgebieten. - 3.1.1. Die regionalgeologische Einheit "Mitteldeutsche Schwelle". - 3.1.2. Zur Geologie der Granitoide Thüringens. - 3.1.3. Zur Geologie des Lausitzer Granodioritmassivs und einiger Granitoide des Nordwestsächsischen Schiefergebirges. - 3.2. Elementgeochemische Untersuchungen. - 3.2.1. Probenahme, -aufbereitung und Analytik. - 3.2.2. Geochemie der Thüringer Granitoide. - 3.2.2.1. Statistische Auswertung der Analysedaten. - 3.2.2.2. Hauptelemente. - 3.2.2.3. Spurenelemente und Beziehungen zwischen Haupt- und Spurenelementen. - 3.2.3. Zur Geochemie der Granodiorite, Grauwacken und Metagrauwacken der Lausitz und NW-Sachens. - 3.3. Rb/Sr-Altersbestimmung an Gesamtgesteinsproben des Granits vom Burgberg (Thüringer Wald). - 3.4. Aussagen der δ13 N-Werte und Stickstoffgehalte in Granitoiden. - 3.5. 13C- und 18O-Untersuchungen an der Eisenerzlagerstätte Crux bei Schmiedefeld. - 3.6. Isotopen- und elementgeochemische Untersuchungen an tonigen Sedimenten aus der SE-Flanke des Schwarzburger Antiklinoriums (Mitteldeutsche Kristallinschwelle). - 3.7. Gesamtinterpretation der Untersuchungsergebnisse an den Thüringer Granitoiden und Schlußfolgerungen für weitere Untersuchungen.