14N JOURNAL OF ANALYTICAL ATOMIC SPECTROMETRY FEBRUARY 1993 VOL. 8 ~- Future Issues will Include Shadow Spectral Filming Method of Investigating Electrothermal Atomiza- tion. Part 3. Dynamics of Longitudinal Propagation of an Analyte Within Graphite Furnaces-A. K. Gilmutdi- nov Y. A. Zakharov and A. V. Voloshin Improvement of Accuracy for the Determination of Transient Signals Using the Kalman Filter. Part 2. Computer Controlled Batch Hydride Generator With Data Acquisition and Kalman Filtering For Noise Reduc- tion-Ian D. Brindle and Shaoguang Zheng Graphite Furnace Atomic Absorption Spectrometry Using a Linear Photo- diode Array and a Continuum Source -James M. Harnly Inductively Coupled Plasma-Micro- wave Induced Plasma Tandem Source for Atomic Emission Spectrometry- Gary M.Hieftje and Matthew W. Borer Design Considerations for a Pressure- differential Tandem Source for Use in Atomic Spectrometry-Gary M. Hieftje and Matthew W. Borer Automated Two-speed Peristaltic Pump Controller for Reduced Sample Wash-out Time and Analysis of Small Sample Volumes-Henry P. Longerich Determination of Cadmium in Bio- logical Materials by Tungsten Coil Atomic Absorption Spectrometry- Maria F. Gine Joaquim A. Nobrega Francisco J. Kmg Vhia A. Sass Boaventura F. Reis and H. Berndt Detection of Vanadium by Laser- excited Atomic Fluorescence Spectro- metry in a Side-heated Graphite Furnace-Sten SjiistriSm Ove Axner and M. Norberg On-line Preconcentration of Alumi- nium Gallium and Indium with Quinolin-8-01 for Determination by Atomic Spectrometry-Bashir Mohammad Allan M.Ure and David Littlejohn Flow Injection ETAAS for As Specia- tion Using the Fleitmann Reaction. -M. Burguera and J. L. Burguera Determination of Arsenic(v) and Arsenic(n1) Species in Environmental Samples by Coprecipitation With Zirconium Hydroxide and Pre-atom- ization Atomic Absorption Spectro- metry-Yalei Chen Wenqi Qi Jieshan Cao and Mou-sen Chang Measurement of Trace Elements in Ceramic and Quartz Materials by Laser Ablation-Microwave Induced Plasma Atomic Emission Spectroscopy- Adeline Ciocan Lars Hiddemann Jurgen Uebbing and Kay Niemax Investigation of High-temperature Re- actions on Graphite With Rutherford Backscattering Spectrometry Inter- action of Cadmium Lead and Silver With a Phosphate Modifier-Corinne Eloi J. David Robertson and Vahid Majidi On-line Method for the Analysis of Sea-water by Inductively Coupled Plasma Mass Spectrometry-J.W. McLaren Kunihiko Akatsuka Maria A. Azeredo Joseph W. Lam and Shier S. Berman Role of Oxygen in the Determination of Oxide-forming Elements by Graph- ite Furnace Atomic Absorption Spec- trometry. Part 1. Effect of Oxygen on the Reactions of Thallium-Lothar Hahn German Miiller-Vogt and Wolf- gang Wend1 Determination of Cadmium Cobalt Iron Nickel and Lead in Venezuelan Cigarettes by Graphite Furnace Atomic Absorption Spectrometry- Jose Alvarado and Ana Rita Cristiano Determination of Lead in Biological Materials by Microwave-assisted Mineralization and Flow Injection Graphite Furnace Atomic Absorption Spectrometry-J. L. Burguera and M. Burguera Simultaneous Determination of Ar- senic Bismuth and Tin in Steels and Nickel Alloys by Inductively Coupled Plasma Atomic Emission Spectrome- try-Elisa Akemi Ozaki and Elizabeth de Oliveira Atomic Spectrometry in Environmen- tal Analysis Jam Today or Jam To- morrow-Malcolm S.Cresser Study of the Matrix Effect of Easily and Non-easily Ionizable Elements in an Inductively Coupled Argon Plasma. Part 1. Spectroscopic Diagnostics -Mirjana R. Tripkovic and I. D. Hol- claj tner-Antunovic Determination of Rare Earth Elements in Single Mineral Grains by Laser Ablation Microprobe-Inductively Coupled Plasma Mass Spectrometry -Preliminary Study-Simon Chenery and Jennifer M. Cook Determination of Rubidium and Strontium in Silicate Rocks by Energy Dispersive and Wavelength Dispersive X-Ray Fluorescence Analysis Com- parative Evaluation of Precision- P.C. Webb Philip J. Potts and J. S. Watson Study of the Matrix Effect of Easily and Non-easily Ionizable Elements in an Inductively Coupled Argon Plasma. Part 2. Equilibrium Plasma Composi- tion-I. D. Holclajtner-Antunovic and Mirjana R. Tripkovic Radiation Versus Conduction in Heated Spray Chamber Desolvation for Inductively Coupled Plasma- Alan R. Eastgate Robert C. Fry and Grant H. Gower Elucidation of Mechanisms that Con- trol the Electrothermal Atomization of Tin Chloride-Garrett N. Brown and David L. Styris Speciation of Mercury in Fish Samples by Solvent Extraction Methylmercury Reduction Directly in the Organic Medium and Cold Vapour Atomic Absorption Spectrometry-Maria do Carmo Rezende Reinaldo C. Campos and A. J Curtius Application of High Resolution Four- ier Transform Spectrometry to the Study of Glow Discharge Sources. Part 1. Excitation of Iron and Chromium Spectra in a Microwave Boosted Glow Discharge Source- Edward B. M. Steers and Anne P. Thorne Laser Ablation Ion Trap Mass Spectro- metry of Metal Ceramic and Polymer Samples-C. G. Gill and Michael W. Blades.