Beauty and fascination of morphologies of the micro- and macrocosmos Hugo M. OrtnerWilhelm Birzer Original Papers Pages: 509 - 515
The shape of covariance-functions — an additional tool for the evaluation of noisy IR-spectra Klaus DoerffelUlrich Kreher Original Papers Pages: 516 - 519
Multisignal calibration in optical emission spectroscopy Klaus DanzerMichael Wagner Original Papers Pages: 520 - 524
Quality assurance in environmental research: emissions and fate of platinum Wolfhard WegscheiderMichael Zischka Original Papers Pages: 525 - 529
BCR: a service to quality assurance in analytical chemistry — some experiences and achievements with regard to reference material preparation B. GriepinkP. QuevauvillerS. Vandendriessche Original Papers Pages: 530 - 535
Analyses in hanging drops — A modern variant of feigl's spot tests B. NeidhartE. Welter Original Papers Pages: 536 - 538
Prerequisites for attaining 1:1 stoichiometry between water and iodine using dimethylformamide as solvent in coulometric Karl Fischer titrations Anders CedergrenChristina Orädd Original Papers Pages: 539 - 542
Comparison of stimulated-emission-pumping fluorescence dip spectrometry and conventional fluorescence spectrometry in application to supersonic jet spectrometry Yoshiaki MurataCheng-Huang LinTotaro Imasaka Original Papers Pages: 543 - 544
Evaluation of an automated on-line method for generating calibration curves in inductively coupled plasma atomic emission spectrometry Norman N. SesiTimothy K. StarnGary M. Hieftje Original Papers Pages: 545 - 549
Analysis of high-purity reagents using automatic on-line column preconcentration-separation and electrothermal atomic absorption spectrometry Bernhard WelzMichael SperlingXiaojuan Sun Original Papers Pages: 550 - 555
Potential relevance of imprecise data from solid sample analysis with graphite furnace AAS U. Kurfürst Original Papers Pages: 556 - 559
Wavelength dispersion in fiber optical detection of time-resolved fluorescence U. PanneF. LewitzkaR. Niessner Original Papers Pages: 560 - 563
Optical sensor for the pH 10–13 range using a new support material Tobias WernerOtto S. Wolfbeis Original Papers Pages: 564 - 568
Ion exchange at neutral carrier ion-selective electrode membranes V. HorváthG. HorvaiE. Pungor Original Papers Pages: 569 - 571
A reflectometric sensor for ammonia and hydrocarbons G. GauglitzG. Kraus Original Papers Pages: 572 - 576
Studies of quaternary ammonium ion interference on potassium ion-selective electrodes Andrzej LewenstamEija ErkolaAlfred Lehmenkühler Original Papers Pages: 577 - 579
Biosensors using integrated optical devices J. IngenhoffB. DrappG. Gauglitz Original Papers Pages: 580 - 583
In vivo and in vitro testing of microelectronically fabricated planar sensors designed for applications in cardiology Ernö LindnerVasile V. CosofretRichard P. Buck Original Papers Pages: 584 - 588
Photolithographically patterned enzyme membranes for the detection of pesticides and copper(II) based on enzyme inhibition Astrid ZürnHelmut Müller Original Papers Pages: 589 - 593
Trends in surface and interface analysis M. GrasserbauerG. FriedbacherG. Stingeder Original Papers Pages: 594 - 603
Comparison of different algorithms for the interferometric determination of thicknesses in the μm-range by IR-spectroscopy H. M. Heise Original Papers Pages: 604 - 607
Determination of lead concentration and film thickness in electroluminescent calcium sulfide thin films by X-ray fluorescence Sari LehtoLauri NiinistöInkeri Yliruokanen Original Papers Pages: 608 - 611
FTIR-Microspectroscopic detection of ultra-thin organic films on chalcogenide fibers R. KellnerB. MizaikoffP. Grosse Original Papers Pages: 612 - 614
Wavelength dependencies in interferometric measurements of thin protein films A. BrechtG. LangG. Gauglitz Original Papers Pages: 615 - 617
Separation of non UV-absorbing cations by capillary electrophoresis W. BeckH. Engelhardt Original Papers Pages: 618 - 621
Study of some interfering processes in the arsenic, antimony and selenium determination by hydride generation atomic absorption spectrometry Maciej WalcerzEwa BulskaAdam Hulanicki Original Papers Pages: 622 - 626
Studies on the UV-photolytic decomposition of some tensides and complexones inhibiting the inverse-voltammetric determination of metal ions S. K. BhowalD. SaurR. Neeb Original Papers Pages: 627 - 629
Fluorometric detection of heavy metals with pyrene substituted N-acylthioureas M. SchusterE. Unterreitmaier Original Papers Pages: 630 - 633
Separation of aminoacidato ruthenium(II) complexes by ion-pair chromatography H. -J. GötzeW. S. SheldrickA. F. M. Siebert Original Papers Pages: 634 - 638
Investigation of the stability of metal species with respect to liquid chromatographic separations G. Weber Original Papers Pages: 639 - 642
Determination of six arsenic species by high-performance liquid chromatography — hydride generation — atomic absorption spectrometry with on-line thermo-oxidation M. A. LópezM. M. GómezC. Cámara Original Papers Pages: 643 - 647
Speciation and simultaneous determination of mercury species in dolphin liver by liquid chromatography with on-line cold vapor atomic absorption spectrometry F. PalmisanoP. G. ZamboninN. Cardellicchio Original Papers Pages: 648 - 652
Speciation of Cr(III) and Cr(VI) by reversed phase high-performance liquid chromatography using UV-detection C. M. AndrleJ. A. C. Broekaert Original Papers Pages: 653 - 658
Trace analysis and speciation of copper by application of an urease reactor Georg SchwedtDirk-Oliver WaldheimKathrin Stein Original Papers Pages: 659 - 662
Trace element analysis of high-purity copper G. SchulzeR. Martens-Menzel Original Papers Pages: 663 - 666
Spectrophotometric determination of Fe(II) and total iron with 2,4,6-TRI(2′-pyridyl)-1,3,5-triazine in iron ores and related industrial products Jörg FlockKarl Heinz Koch Original Papers Pages: 667 - 670
Process analysis of electroless nickel deposition baths using optical spectroscopies J. BürckE. GantnerH. J. Ache Original Papers Pages: 671 - 675
Quantitative Raman and ESCA characterization of titania supported tungsten catalysts Roger B. QuincyMarwan HouallaDavid M. Hercules Original Papers Pages: 676 - 682
Determination of arsenic in the presence of high copper concentrations using flow-injection analysis-hydride atomic absorption spectrometry C. SchmidtM. Bahadir Original Papers Pages: 683 - 685
Methyl mercury determination in environmental and biological reference and other materials by quality control with certified reference materials (CRMs) Susanne PadbergMechthild BurowMarkus Stoeppler Original Papers Pages: 686 - 688
Determination of platinum in biotic and environmental samples by graphite furnace atomic absorption spectrometry after its electrodeposition into a graphite tube packed with reticulated vitreous carbon E. BeinrohrM. L. LeeG. Tölg Original Papers Pages: 689 - 692
Platinum traces in airborne particulate matter. Determination of whole content, particle size distribution and soluble platinum F. AltA. BambauerG. Tölg Original Papers Pages: 693 - 696
Pyrolysis-mass spectrometry of whole soils, soil particle-size fractions, litter materials and humic substances: statistical evaluation of sample weight, residue, volatilized matter and total ion intensity C. SorgeR. MüllerH. -R. Schulten Original Papers Pages: 697 - 703
Determination of soil pH by use of a robotic station P. TorresJ. A. García-MesaM. Valcárcel Original Papers Pages: 704 - 706
Pyrolysis GC/MS identification of halogenated furandiones and other products from chlorinated aqueous humic solutions Fritz H. FrimmelUte Schmiedel Original Papers Pages: 707 - 710
On-line trace preconcentration / matrix separation by high-performance flow atomic spectrometry (HPF-FLAME AAS) H. BerndtA. MüllerG. Schaldach Original Papers Pages: 711 - 716
GC determination of volatile organoiodine and organobromine compounds in Arctic seawater and air samples Christian SchallKlaus G. Heumann Original Papers Pages: 717 - 722
Simultaneous flow injection analysis for two components with a double on-line dialyser Jacobus F. van Staden Original Papers Pages: 723 - 727
Analysis of nitrilotriacetic acid (NTA), ethylenediaminetetraacetic acid (EDTA) and diethylenetriaminepentaacetic acid (DTPA) in water, particularly waste water C. RandtR. WittlingerW. Merz Original Papers Pages: 728 - 731