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3 edition of Surface phenomena associated with the semiconductor/electrolyte interface found in the catalog.

Surface phenomena associated with the semiconductor/electrolyte interface

S. Roy Morrison

Surface phenomena associated with the semiconductor/electrolyte interface

by S. Roy Morrison

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Published by Pergamon Press in Oxford, New York .
Written in English

    Subjects:
  • Surface chemistry.,
  • Semiconductors -- Surfaces.,
  • Electrolyte solutions.,
  • Electrons -- Diffraction -- Bibliography.,
  • Electron spectroscopy -- Bibliography.

  • Edition Notes

    Includes bibliographical references.

    Other titlesBibliography of low energy electron diffraction and auger electron spectroscopy. 1971.
    Statementby S. Roy Morrison. A bibliography of low energy electron diffraction and auger electron spectroscopy, by T. W. Haas [and others]
    SeriesProgress in surface science,, v. 1, pt. 2
    Classifications
    LC ClassificationsQD506 .P76 vol. 1, pt. 2
    The Physical Object
    Paginationvii, 105-236 p.
    Number of Pages236
    ID Numbers
    Open LibraryOL5332370M
    ISBN 100080166296
    LC Control Number72185533

    The sections in this article are Introduction and Scope Electron Energy Levels in Semiconductors and Energy Band Model The Semiconductor–Electrolyte Interface at Equilibrium The Equilibration Process The Depletion Layer Mapping of the Semiconductor Band-edge Positions Relative to Solution Redox Levels Surface States and Other Complications Charge Transfer .   Hence, the local rate of electron transfer at the active surface site connected to the percolation path is k ET, and the overall rate is k o = k ET P s. This phenomenon is pictured in Fig. 1, showing how percolation paths lead to HET at the polymer–electrolyte interface.

      The operating temperatures of solid oxide fuel cells are usually much higher than needed to drive the uncatalyzed electrochemical reaction to transport oxygen anions or protons through ceramic electrolytes. Wu et al. report that the interface between two semiconductors, NaxCoO2 and CeO2, forms a metallic state that enables proton transport at temperatures . semiconductor side this is due to the charge in the SCL and surface states, whereas on the electrolyte side an equal charge of opposite sign will be set. The latter is due to electrolyte ions at the semicon­ ductor surface as well as those in a thin diffuse near-surface layer in the immediate vicinity of the surface (the Goui layer) [50–52]. The.

    The contrast with the corresponding metal-electrolyte interface is striking. The situation becomes similar to the metal-electrolyte interface only when the semiconductor is degenerately doped (N D > 10 20 cm −3, which leads to a rather large space charge layer charge, Q sc and a thin depletion layer), or when its surface is in accumulation. This review reports the properties of p-type semiconductors with nanostructured features employed as photocathodes in photoelectrochemical cells (PECs). Light absorption is crucial for the activation of the reduction processes occurring at the p-type electrode either in the pristine or in a modified/sensitized state. Beside thermodynamics, the kinetics of the electron transfer .


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Surface phenomena associated with the semiconductor/electrolyte interface by S. Roy Morrison Download PDF EPUB FB2

ISBN: OCLC Number: Description: vii, pages 21 cm. Series Title: Progress in surface science, v. 1, pt. Other Titles. THE SEMICONDUCTOR/ELECTROLYTE INTERFACE From a physicist's point of view, the simple electron-hole recombination represents alternate electron and hole capture at the same surface state (unoccupied if the species is Fe~+, occupied if the species is Fe2+).Cited by: adshelp[at] The ADS is operated by the Smithsonian Astrophysical Observatory under NASA Cooperative Agreement NNX16AC86ACited by: In eight volumes, Surface and Interface Science covers all fundamental aspects and offers a comprehensive overview of this research area for scientists working in the field, as well as an introduction for newcomers.

Volume 5: Solid-Gas Interfaces I Topics covered: Basics of Adsorption and Desorption Surface Microcalorimetry. electrolyte interface, as well as the energy states and imperfections in the electrolyte and on the semiconductor surface A. considerable part of the review is devoted to the results of investigations of photoelectric effects, luminescence, reflection and, electroreflection at this interface.

The quantum size effects which occur in semiconductor electrode ansd in colloids Cited by:   Morrison SR () Surface phenomena associated with the semiconductor/electrolyte interface. Prog Surf Sci Google Scholar Pleskov YV () Electric double layer of the semiconductor-electrolyte interface.

The Semiconductor‐Electrolyte Interface at Equilibrium. Experimental Methods for Studying Charge Transfer at Semiconductor‐Electrolyte Interfaces. Charge‐transfer Processes in the Dark. Light Absorption by the Semiconductor Electrode and Carrier Collection. Multi‐electron Photoprocesses.

Nanocrystalline Semiconductor Films and Size. Direct measurements of flat-band potential shifts under illumination of the semiconductor-electrolyte interface by electrolyte electroreflectance. Surface Science(), DOI: /(89) The semiconductor-aqueous electrolyte interface is similar to a Schottky junction in some respects.

The interface behavior can be described by a diffuse ionic double-layer model: an equilibrium will be reached when the electrochemical potentials of the semiconductor and electrolyte are equal, which is expressed as E F = E F,redox.

11 The semiconductor-electrolyte interface potential distance interface semiconductor solution Fig. Variation of the potential at the semiconductor-solution interface (schematic). hand, the concentration of the holes, the minority carriers, is enhanced at the surface; if it exceeds that of the electrons, one speaks of an inversion layer.

Some of the fundamental properties of the reactive semiconductor–electrolyte interface are outlined and possibilities for electrochemical modification of semiconductor surfaces are discussed.

The present status of investigating the physicochemical and morphological changes after (photoelectrochemical) processing is reviewed for selected examples. ConspectusLight-absorbing semiconductor electrodes coated with electrocatalysts are key components of photoelectrochemical energy conversion and storage systems.

Efforts to optimize these systems have been slowed by an inadequate understanding of the semiconductor–electrocatalyst (sem|cat) interface.

The sem|cat interface is important. This book presents a state-of-the-art understanding of semiconductor-electrolyte interfaces.

It provides a detailed study of semiconductor-electrolyte interfacial effects, focusing on the physical and electrochemical foundations that affect surface charge, capacitance, conductance, quantum effects, and other properties, both from the point of view of theoretical modeling and metrology.

Also, electrochemical reactions are used in the production of semiconductor chips, and recently semiconductors have been used in the construction of electrochemical photocells.

So there are good technological reasons to study the interface between a semiconductor and an electrolyte. Indeed it is well known that depletion layers form at electrolyte-semiconductor interfa29; this effect has been exploited for commercial purpo31 and electrolyte-semiconductor 32.

The major interest in semicon- ductor electrodes is due to the pho- toelectrochemical properties of the semiconductor electrolyte interface; that is, the generation of currents following exposure to electromag- netic radiation (e.g., solar energy conversion). [16][17][18][19][20] For self-cleaning surfaces, the light-induced super hydrophilicity phenomenon [1][2] [3] 12,14 also contributes to cleaning by spreading water over the surface, limiting.

A double layer (DL, also called an electrical double layer, EDL) is a structure that appears on the surface of an object when it is exposed to a object might be a solid particle, a gas bubble, a liquid droplet, or a porous DL refers to two parallel layers of charge surrounding the object.

The first layer, the surface charge (either positive or negative). Photoeffects at semiconductor-electrolyte interfaces: based on a symposium sponsored by the Division of Colloid and Surface Chemistry at the th meeting of the American Chemical Society, Houston, Texas, March| Arthur J Nozik; American Chemical Society.

Division of Colloid and Surface Chemistry.; American Chemical Society. Semiconductor-Electrolyte Interface under Polarization: Voltage-Current Relationships (Polarization Characteristics) 7 CHAPTER THREE Quasi-Equilibrium Field Effect in Semiconductor-Electrolyte Interfaces: Studies of Surface States 15 QUASI-EQUILIBRIUM FESE 15 SURFACE STATES INDUCED BY GERMANIUM SURFACE OXIDATION.

Encyclopedia of Interfacial Chemistry: Surface Science and Electrochemistry summarizes current, fundamental knowledge of interfacial chemistry, bringing readers the latest developments in the the chemical and physical properties and processes at solid and liquid interfaces are the scientific basis of so many technologies which enhance our lives and create new .resistance) associated with ion concentration polarization, which lowers the voltage at a given current relative to the prediction of Ohm’s law (constant internal resistance) based on the initial conductivity of the electrolyte.

As a result, the electrolyte layer behaves like an ideal semiconductor diode, rather than a constant resistance. 5. Books. Publishing Support. Login. Reset your password. This review discusses the structure of an electrical double layer formed at the semiconductor-electrolyte interface, as well as the energy states and imperfections in the electrolyte and on the semiconductor surface.

A considerable part of the review is devoted to the results of.