Physics of Thin Films

Physics of Thin Films
Author: Maurice H. Francombe
Publisher: Elsevier
Total Pages: 385
Release: 2013-10-22
Genre: Science
ISBN: 1483144933

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Physics of Thin Films: Advances in Research and Development, Volume 6 reviews the rapid progress that has been made in research and development concerning the physics of thin films, with emphasis on metallic films. Topics covered include anodic oxide films, thin metal films and wires, and multilayer magnetic films. This volume is comprised of five chapters and begins with a discussion on the dielectric properties and the technique of plasma anodization which are relevant to the applications of anodic oxide films in electronic devices. Conduction, polarization, and dielectric breakdown effects are also considered. The next chapter examines studies on size-dependent electrical conduction in thin metal films and wires, paying particular attention to both classical and quantum size effects and some of the anisotropic characteristics of epitaxial metal films. The reader is then introduced to the optical properties of metal films and interactions in multilayer magnetic films. This text concludes with a chapter that looks at diffusion in metallic films and presents experimental results for phase-forming systems, miscible systems, and lateral diffusion. This monograph will be of value to students and practitioners of physics, especially those interested in thin films.

Transparent Electrodes Based on Ultra-thin Dielectric-metal-dielectric Multilayer Structures

Transparent Electrodes Based on Ultra-thin Dielectric-metal-dielectric Multilayer Structures
Author: Eloi Ros Costals
Publisher:
Total Pages:
Release: 2019
Genre:
ISBN:

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Photonics has been the focus of an increasing ammount of resarch resources and founding since technological demands of solutions to complex problems can be solved within its scope. In this paper we will specifically focus on the demand of Transparent Conductive Materials in an specific field of photonics (i.e. opto-electronics). Particularly, we are going to fabricate and caracterize thin film stacks called DMD (i.e. Dielectric Metal Dielectric), and using simulations as a guide we will integrate this materials inside electronic devices (i.e. Silicon solar cells). The devices will use a combination Transition Metal Oxides (e.g. V2O5, MoO3) for the dielectric layers, and soft metals (Ag, Au, Al) deposited either by thermal Evaporation or Sputtering. Several ideas regarding the coalescence thickness of metallic thin films, which represents a limiting factors of this technology are tested in this work, achieving an enhancement of optical and electrical properties.

Multicomponent and Multilayered Thin Films for Advanced Microtechnologies: Techniques, Fundamentals and Devices

Multicomponent and Multilayered Thin Films for Advanced Microtechnologies: Techniques, Fundamentals and Devices
Author: O. Auciello
Publisher: Springer Science & Business Media
Total Pages: 625
Release: 2012-12-06
Genre: Technology & Engineering
ISBN: 9401117276

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The synthesis of multicomponent/multilayered superconducting, conducting, semiconducting and insulating thin films has become the subject of an intensive, worldwide, interdisciplinary research effort. The development of deposition-characterization techniques and the science and technology related to the synthesis of these films are critical for the successful evolution of this interdisciplinary field of research and the implementation of the new materials in a whole new generation of advanced microdevices. This book contains the lectures and contributed papers on various scientific and technological aspects of multicomponent and multilayered thin films presented at a NATO/ASI. Compared to other recent books on thin films, the distinctive character of this book is the interdisciplinary treatment of the various fields of research related to the different thin film materials mentioned above. The wide range of topics discussed in this book include vacuum-deposition techniques, synthesis-processing, characterization, and devices of multicomponent/multilayered oxide high temperature superconducting, ferroelectric, electro-optic, optical, metallic, silicide, and compound semiconductor thin films. The book presents an unusual intedisciplinary exchange of ideas between researchers with cross-disciplinary backgrounds and it will be useful to established investigators as well as postdoctoral and graduate students.

Ultrathin Metal Transparent Electrodes for the Optoelectronics Industry

Ultrathin Metal Transparent Electrodes for the Optoelectronics Industry
Author: Dhriti Sundar Ghosh
Publisher: Springer Science & Business Media
Total Pages: 96
Release: 2013-05-13
Genre: Science
ISBN: 3319003488

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Transparent electrodes (TEs) are a class of materials that make it possible to bring electrical current or potentials in close proximity to optically active regions without significant loss of optical energy. However, it is a challenge to decouple the electrical and optical properties of a material, as the property of conductivity is strongly coupled to the imaginary part of the refractive index. An ideal TE has high transparency in combination with very low electrical resistivity. The main objective of the thesis was to develop TEs which can replace expensive, scarce and fragile Indium Tin Oxide (ITO), the most widely used TE material in the industry today. The thesis contains original work on ultrathin metal film (UTMF)-based TEs, which are essential elements in a wide range of optoelectronics, consumer electronics and energy devices. It presents new designs and fabrication methods and demonstrates the efficient use of UTMF-TEs in organic light emitting diodes and solar cells, achieving similar levels of efficiency to that of state-of-the-art ITO.

Electrical Resistivity of Thin Metal Films

Electrical Resistivity of Thin Metal Films
Author: Peter Wissmann
Publisher: Springer Science & Business Media
Total Pages: 135
Release: 2007
Genre: Science
ISBN: 3540484884

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The intent of this book is to report on the electrical, optical, and structural properties of silver and gold films in dependence on substrate material, annealing treatment, and gas adsorption. A main point is the calculation of the scattering cross section of the conduction electrons. All results are substantiated by extended experimental data, as well as numerous illustrations and tables.