324 JOURNAL OF ANALYTICAL ATOMIC SPECTROMETRY, OCTOBER 1986, VOL. 1 Future Issues will Include- Applications of Spark Source Mass Spec- trometry in the Analysis of Semiconduc- tor Materials: A Review-Jozef Verlin- den, Renaat Gijbles and Freddy Adams Determination of Iron by Atomic Absorp- tion Spectrometry after Synergistic Extraction of the Iron(III)-5,5’-methyl- enedisalicylohydroxamate-TBP Complex -F. Captain, D. Gazquez, M. Sanchez and L. F. Capitan-Vallvey Determination of Tin by Non-dispersive Atomic Fluorescence Spectrometry Coupled with the Hydride Generation Technique-Taketoshi Nakahara and Tamotsu Wasa Direct Microcomputer Controlled Deter- mination of Zinc in Human Serum by Flow Injection Atomic Absorption Spec- trometry-K. W. Simonsen, B. Nielsen, A. Jensen and J.R. Andersen A Kapid Screening Method for the Deter- mination of Platinum and Palladium in Geological Materials by Batch Ion- exchange Chromatography and Graphite Furnace Atomic Absorption Spec- trometry-Charles H. Branch and Dawn Hutchison Determination of Chromium, Vanadium and Barium in Silicate Rocks by Energy Dispersive X-ray Fluorescence Analysis Using a Cobalt Anode X-ray Tube. Part 1 : Optimisation of Excitation Condi- tions- Philip J. Potts, Peter C. Webb and John S. Watson A Study of the Formation of Atoms and Dry Aerosols Above a Graphite Rod Sample Introduction Used for Inductively Coupled Plasma Atomic Emission Spec- trometry-John R. Dean and Richard D. Snook Determination of Trace Amounts of Nickel and Cobalt in Standard Silicate Rocks by Graphite Furnace Atomic Absorption Spectrometry after Fusion with a Lithium Carbonate - Boric Acid Mixture-R.Kuroda, T. Nakanao, Y. Miura and K. Oguma Surface Properties of Graphite Tube Coatings: Limiting Factor in the Determi- nation of Refractory Elements by Elec- trothermal Atomisation Atomic Absorp- tion Spectrometry-M. Hoenig, F. Dehairs and A.-M. De Kersabiec Analyses of Solid Samples by Graphite Furnace Atomic Absorption Using Zee- man Background Correction-Glen R. Carnrick, B. K. Lumas and W. B. Barnett Determination of Phosphorus by Graph- ite Furnace Atomic Absorption Spec- trometry. Part 1: Determination in the Absence of a Matrix Modifier-A. J. Curtius, G. Schlemmer and B. Welz Determination of Silicon in Gallium Arsenide by Electrothermal Atomisation Atomic Absorption Spectrometry Using the L’vov Platform-M. Taddia Atomic Spectrometry Update The Update in the December issue is- Minerals and Refractories-David Hickman, Joan M. Rooke and Michael Thompson