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Showing papers in "Applied Surface Science in 1988"


Journal ArticleDOI
TL;DR: In this article, the combination of XPS and AES can be used effectively for identification of the chemical states of iron on synthesis catalyst surfaces, which can also be used to identify surface carbides.

185 citations


Journal ArticleDOI
TL;DR: In this paper, a comparative XPS study of CO 3 O 4 powder and oxidized polycrystalline cobalt has been carried out, and two surface models of Co 3 o 4 have been discussed.

134 citations


Journal ArticleDOI
J.Z. Shyu1, K. Otto1
TL;DR: In this article, the interference problem of overlapping Al2p and Pt4f lines is eliminated when the Pt4d 5 2 2 lines are used instead, which can be used to discriminate between particulate and dispersed phase Pt on alumina, based on the Pt binding energy measured after an oxidized sample has been exposed to hydrogen at 150°C.

128 citations


Journal ArticleDOI
TL;DR: In this article, the X-ray induced compositional modification of a solvent cast polyvinyl alcohol [PVA, -(CH 2 -HCOH) n -] polymer film was studied using XPS and transmission infra-red (IR) spectroscopies.

106 citations


Journal ArticleDOI
TL;DR: The surface interactions of CO, CO2 and H2 with perovskite-type oxide LaCoO3 as a function of the reduction temperature have been studied by means of XPS and TPD spectroscopies as mentioned in this paper.

102 citations


Journal ArticleDOI
TL;DR: In this article, the authors investigated the fracture surfaces of arsenopyrite and compared with the oxidation of cobaltite, and found that the sulfide is not directly involved in the initial reaction, but is present in a form similar to that found in severely metal-deficient sulfide lattice.

89 citations


Journal ArticleDOI
TL;DR: A series of experiments designed to elucidate the presence and properties of large-scale and atomic-scale roughness produced on Ag electrodes with electrochemical oxidation-reduction cycle (ORC) pretreatments are presented in this article.

82 citations


Journal ArticleDOI
TL;DR: In this article, the authors investigated the crystallinity of the frame work structure of evaporated amorphous tungsten oxide films using Raman spectroscopy and found that the full width at half maximum (FWHM) of the peak at 807 cm-1 was sensitive to the degree of crystallinity.

80 citations


Journal ArticleDOI
TL;DR: In this paper, the growth features of diamond from the gas phase have been studied using (111), (110) and (100) planes of diamond as substrates, and the deposition layers were studied by reflection electron diffraction, Raman spectroscopy, scanning electron microscopy, secondary ion mass spectroscopic and absorption spectroscope.

77 citations


Journal ArticleDOI
TL;DR: In this paper, core-level and valence-band photoelectron spectra and Auger spectra were compared in an effort to determine spectral features that may be used to identify these chemical species in carbonrich specimens.

72 citations


Journal ArticleDOI
TL;DR: In this paper, a review of the approaches to surface analysis by XPS and other techniques and substrates is discussed. And the thallium ethoxide label method for carboxylic acid labeling (derivatization) is examined in detail.

Journal ArticleDOI
TL;DR: In this paper, electron enhanced ion plating was applied to glass substrates at 200-350°C to obtain high conductivity of 1.0x10-4 Ω cm and averaged visible transmission of 83% with a thickness of 82 nm.

Journal ArticleDOI
TL;DR: In this article, the authors analyzed thermal desorption spectra in terms of the Polanyi-Wigner equation and showed that lateral interactions between the adsorbates may lead to coverage (0) dependent preexponential factors.

Journal ArticleDOI
TL;DR: In this article, the surface oxidation of pure zirconium and its dilute binary alloys with tin, chromium and iron has been investigated by X-ray photoelectron spectroscopy with a view to comparing their oxidation behaviour at room temperature.

Journal ArticleDOI
TL;DR: AES, LEED and XPS were applied to the study of chromium and nitrogen surface segregation on Fe-15%Cr-N (100) oriented single crystals in the temperature range from 490 to 750°C.

Journal ArticleDOI
TL;DR: In this article, a theory to describe the kinetics of the nucleation and growth of thin films was developed for situations where the substrate is atomically flat and defect-free.

Journal ArticleDOI
TL;DR: In this paper, an advanced unified defect model (AUDM) is presented for GaAs interfaces with metals, other semiconductors, and insulators, and a wide range of experimental data can now be explained.

Journal ArticleDOI
TL;DR: In this paper, the formation of a vapor-deposited Cu overlayer on a MgO(100) crystal surface has been investigated using X-ray photoelectron spectroscopy (XPS).

Journal ArticleDOI
TL;DR: In this article, the infrared absorption of species on a metal film is enhanced remarkably in the Kretschmann ATR configuration, and the change in IR intensity with experimental condition is in qualitative agreement with the electromagnetic (EM) field within a composite layer calculated by assuming a prism/metal medium composite/medium model.

Journal ArticleDOI
TL;DR: Instrumental, physical and sample-dependent factors which impose limitations upon secondary ion mass spectrometry imaging microanalysis are discussed in this article, where those factors most relevant to scanning ion microprobe performance are emphasized.

Journal ArticleDOI
TL;DR: In this article, X-ray photoelectron spectroscopy (XPS) was used to investigate the response of Zirconium-nickel intermetallic compounds to oxidation and reduction, and showed that preferential reaction, segregation and oxide ordering of one metal component or the other under specific treatment conditions explain the observed catalytic activity of these materials for ethylene hydrogenation.

Journal ArticleDOI
TL;DR: In this paper, a p-type microcrystalline SiC:H films have been prepared by ECR (electron cyclotron resonance) plasma CVD, which exhibits a dark conductivity as high as 10 S cm-1.

Journal ArticleDOI
R. Vidal1, J. Ferrón1
TL;DR: In this article, the use of Auger electron spectroscopy and principal component analysis (PCA) for the study of the Pd/c-Si and pd/a-Si interfaces is discussed in combination with the target transformation technique to extract the spectra for unidentified compounds found in the depth profiling process.

Journal ArticleDOI
TL;DR: In this article, an estimate of the thickness of the disordered layer was obtained by an analysis of the attenuation of the oscillations in the polar photoelectron diffraction patterns of the Ti 2p signal.

Journal ArticleDOI
TL;DR: In this paper, the authors show that the thermal ignition characteristics of Ti-based pyrotechnics are controlled by diffusion of oxygen from a surface coating into the bulk of the metal.

Journal ArticleDOI
TL;DR: In this paper, the surface compositions of potassium and copper containing Fe/Mn oxide Fischer-Tropsch catalysts were investigated by XPS and ISS, and the results can be used to predict catalytic activity in Fischer-tropsch synthesis.

Journal ArticleDOI
TL;DR: In this paper, it was shown that for catalyst systems for which chemisorption proceeds with a sticking probability (S) of S, it is shown that the sticking probability can be expressed as

Journal ArticleDOI
TL;DR: In this article, the interfacial energy between bcc(110) and fcc(111) surfaces was calculated by using a simple interaction potential, and the reason for the appearance of energy minima was well understood by considering the relative atomic arrangements of the two lattices at the interface.

Journal ArticleDOI
TL;DR: In this article, cubic boron nitride thin films were deposited from B 2 H 6 and N 2 gases using the plasma CVD technique at a low pressure and optical reflectance measurements of the films were carried out at room temperature in the photon energy range 5 − 25 eV.

Journal ArticleDOI
TL;DR: In this article, X-ray photoelectron spectroscopy (XPS) was used to study the oxide properties of polycrystalline alloys and a single crystalline alloy.