2 edition of Defect processes induced by electronic excitation in insulators found in the catalog.
Defect processes induced by electronic excitation in insulators
Includes bibliographies and index.
|Statement||edited by Noriaki Itoh.|
|Series||Directions in condensed matter physics -- vol. 5.|
|The Physical Object|
|Pagination||vii, 280 p. ;|
|Number of Pages||280|
Stoneham, A.M. () Theory of Defects in Solids. Electronic Structure of Defects in Insulators and Semiconductors. Claredon Press, Oxford. diated by defects created by the electronic excitation . This mechanism had already been identiﬁed in the ’s to be responsible for the electron and ion induced desorp-.
The field is reviewed in full in our recent book [N. Itoh, A.M. Stoneham, Materials Modification by Electronic Excitation, Cambridge University Press, Cambridge, ]. Discover the world's. In these applications, various defects are induced in SiC by interactions with electrons12,13, ions14,15,16, neutrons17 and cosmic rays. During a particle–solid interaction, two distinct energy transfer processes occur: atomic collision cascades and electronic excitation on the atomic and electronic structures, respectively.
Photon irradiation effects during heavy-ion implantation have been studied to distinguish and control electronic excitation effects on surface modification of insulators, particularly on. 4 hours ago MnBi2Te4 is an antiferromagnetic topological insulator which stimulates intense interests due to the exotic quantum phenomena and promising device applications. Surface structure is a determinant factor to understand the magnetic and topological behavior of MnBi2Te4, yet its precise atomic structure remains elusive. Here, we discovered a surface collapse and reconstruction in few .
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ISBN: OCLC Number: Language Note: English. Description: vii, pages: illustrations ; 23 cm. Contents: Overview of defect processes induced by electronic excitation in insulators / N. Itoh --Excitonic mechanism of defect formation in alkali halides as spontaneous symmetry breaking / Y.
Kayanuma --Luminescence and self-trapping of excitons in alkali. Get this from a library. Defect processes induced by electronic excitation in insulators. [Noriaki Itoh;] -- This book is a collection of five papers on defect processes.
Chapter I provides an overview of the subject matter. Chapter II describes the theoretical background and theoretical developments for. Defect Processes Induced by Electronic Excitation in Insulators Not Available. Publication: Defect Processes Induced by Electronic Excitation in Insulators.
Edited by ITOH N. Published by World Scientific Publishing Co. Pte. Ltd. Pub Date: DOI: / Bibcode: Cited by: A brief outline of defect processes induced by electronic excitation in solids is given.
It is pointed out that self-trapping of holes and excitons plays the major role on the defect processes. Several aspects of the defect processes, including those in the bulk, interfaces and surfaces of solids are briefly described.
It is pointed out that the concept and experimental techniques derived from Author: Noriaki Itoh. Series on Directions in Condensed Matter Physics Defect Processes Induced by Electronic Excitation in Insulators, pp. () No Access EXCITONIC MECHANISM OF DEFECT FORMATION IN ALKALI HALIDES AS SPONTANEOUS SYMMETRY BREAKING.
Nuclear Instruments and Methods in Physics Research B () Beam Interactions with Materials & Atoms Time resolved spectroscopy for radiation damage processes induced by electronic excitation in insulators K. Tanimura *, H. Fujiwara, T.
Suzuki Department of Physics, Nagoya University, Furo-cho, Chikusa, NagoyaJapan Abstract We review current. For describing the defect Defect processes induced by electronic excitation in insulators book induced by electronic excitation, Dunlop et al.
have proposed a parameter (2) η= Z ∗ v 0 v, where Z ∗ is the ion effective charge, v 0 the Bohr velocity, and v the ion velocity. In Fig. 4, σ d electronic is plotted as a function of ion effective charge proposed by Pierce and Blann is used for the present data.
We can find a good correlation. Nuclear Instruments and Methods in Physics Research B 91 () North-Holland Beam Interactions with Materials & Atoms Defect processes induced by electronic excitation at halide crystal surfaces R. Mark Wilson, R.K.R. Thoma, W.E. Pendleton and R.T.
Williams * Wake Forest University, Winston-Sakm, NCUSA Atomic force microscopy (AFM) provides a new. DESORPTION K. Tanimura, N. Itoh / Atomic processes induced by electronic excitation Table 1 Categorization of non-metallic compounds with respect to the effects of electronic excitation Type Self-tr: Exci- apping Hole Formatie Single 'n of defects Dense Examples ton excitatior i excitatior i 1 no no no yet MgO, ZnO, GaP 2 3 yes yes noyes.
The sputtering induced by electronic excitation of non metallic solids is reviewed. It is emphasized that the sputtering in proportion to the density of valence electron excitation is induced in some non-metallic solids but not in the others.
Experimental observation of phenomena, such as the absolute yield, the velocity and angular distribution is described for the former type of materials. 1. Introduction. Irradiation of solid insulators induces the sequence of processes following the primary electronic excitation.
Possible relaxation paths involve both electronic and atomic subsystems and include such processes as electron–hole recombination, emission of electrons, photons and phonons, creation of neutral and charged defect centers, desorption.
On the other hand, when the excitation is shifted away from the edge with a tilted broad beam to pump the defect (\(k_x = \pi /a,\) where a = 38 μm is the lattice constant), we observe that. The existence of the threshold for ablation or desorption is one of the most frequently remarked features of these processes.
Because of the superliner character of the yield-fluence relation in ablation, it is not always clear whether the threshold is a manifestation of a critical process, a multiphoton excitation process, or simply of strong fluence dependence in the primary process. The subthreshold inelastic radiation-induced atomic processes in RGC such as defect formation and de-sorption under excitation by photons and electrons with a kinetic energies below the threshold of knock-on of atoms from the lattice sites were studied recently [5–10].
Our study revealed that these processes have general simila. Electronic excitation is a means to change materials book analyses the impor- tant features ofthe changes induced by electronic excitation,identiﬁes what is critical,and pro- vides a basis from which materials modiﬁcation can be developed successfully.
Abstract: A review is given on the recent spectroscopic studies of the electronic excitation induced processes of large-scale atomic displacements in atomic cryocrystals, including defect formation, atomic and molecular desorption. Key words: Rare-gas solids, Cryocrystals, Electronic excitations, Self-trapping, Frenkel pairs, Desorption 1.
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Please note. The simultaneous photon irradiation at high photon densities significantly enhanced surface damage for the insulators, but alleviated bulk defects. The electronic excitation gave rise to. Sputtering by electronic processes is noted for many other insulators and they often show a preferential loss of one element until the non-sputtered component forms a surface barrier.
Some guide lines are considered to help predict which materials may decompose by electronic excitation. The mechanisms differ from those in alkali halides but. A significant part of my efforts were focused on atomistic theory of the geometric and electronic structure of point defects in insulators and semiconductors, and on the understanding of the mechanisms of electronic and ionic processes in ionic crystals.
especially in relation to ultrafast processes induced by electronic excitation. During. However, most stimulated surface processes do share a common physics: initial electronic excitation, localization of the excitation, and conversion of electronic energy into nuclear kinetic energy.
It is the rich variation of this theme which makes the field so interesting and fruitful.Desorption Induced by Electronic Transitions DIET V by Alan R.
Burns,available at Book Depository with free delivery worldwide.Excitation Spectra and Relaxation Processes. Abstract; References (38) Defect Processes Induced by Electronic Excitation in Insulators, ed.
(World Scientific, Singapore, ) p. Defect Processes Induced by Electronic Excitation in Insulators, ed. .