Thermal Effects of High Power Laser Energy on Materials

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Release : 2021-01-05
Genre : Technology & Engineering
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Book Rating : 641/5 ( reviews)

Thermal Effects of High Power Laser Energy on Materials - read free eBook in online reader or directly download on the web page. Select files or add your book in reader. Download and read online ebook Thermal Effects of High Power Laser Energy on Materials write by Bahman Zohuri. This book was released on 2021-01-05. Thermal Effects of High Power Laser Energy on Materials available in PDF, EPUB and Kindle. This book offers a tutorial on the response of materials to lasers, with an emphasis on simple, intuitive models with analytical and mathematical solutions, using techniques such as Laplace Transformation to solve most complex heat conduction equations. It examines the relationship between existing thermal parameters of simple metals and looks at the characteristics of materials and their properties in order to investigate and perform theoretical analysis from a heat conduction perspective mathematically. Topics discussed include optical reflectivity of metals at infrared (IR) wavelengths, laser-induced heat flow in materials, the effects of melting and vaporization, the impulse generated in materials by pulsed radiation, and the influence of the absorption in the blow-off region in irradiated material. Written for engineers, scientists, and graduate-level engineering and physics students, Thermal Effects of High Power Laser Energy on Materials provides an in-depth look at high energy laser technology and its potential industrial and commercial applications in such areas as precision cutting, LIDAR and LADAR, and communications. The knowledge gained from this allows you to apply spaced-based relay mirror in order to compensate laser beam divergence back to its original coherency by preventing further thermal blooming that takes place during laser beam propagation through the atmosphere. Examines the state-of-the-art in currently available high energy laser technologies; Includes computer codes that deal with the response of materials to laser radiation; Provides detailed mathematical solutions of thermal response to laser radiation.

Effects of High-Power Laser Radiation

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Release : 2012-12-02
Genre : Technology & Engineering
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Book Rating : 91X/5 ( reviews)

Effects of High-Power Laser Radiation - read free eBook in online reader or directly download on the web page. Select files or add your book in reader. Download and read online ebook Effects of High-Power Laser Radiation write by John Ready. This book was released on 2012-12-02. Effects of High-Power Laser Radiation available in PDF, EPUB and Kindle. Effects of High-Power Laser Radiation describes the interactions between high-power laser beams and matter. This book is divided into eight chapters that particularly focus on interactions such as heating, melting, vaporization, and plasma production. The opening chapters examine the laser properties, types, measurement techniques, and safety aspects. The succeeding chapters deal with a variety of physical phenomena and mechanisms of laser-induced particle emission, as well as the initiation and development of gas breakdown phenomena. Other chapters explore the effects and damage of various interactions in transparent materials and on biological systems. The final chapter looks into the practical applications of the various laser effects to diverse technological fields. This book will prove useful to scientists interested in the physical phenomena of laser effects and engineers interested in practical applications of laser effects.

Thermal Effects of High Energy and Ultrafast Lasers

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Release : 2015
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Thermal Effects of High Energy and Ultrafast Lasers - read free eBook in online reader or directly download on the web page. Select files or add your book in reader. Download and read online ebook Thermal Effects of High Energy and Ultrafast Lasers write by Nazia Afrin. This book was released on 2015. Thermal Effects of High Energy and Ultrafast Lasers available in PDF, EPUB and Kindle. Heat transfer describes the exchange of thermal energy, between physical systems depending on the temperature and pressure, by dissipating heat. The fundamental modes of heat transfer are conduction or diffusion, convection and radiation. Heat and mass transfer are kinetic processes that may occur and be studied separately or jointly. Studying them apart is simpler, but both processes are modeled by similar mathematical equation in the case of diffusion and convection. There are complex problems where heat and mass transfer processes are combined with chemical reactions, as in combustion. The resulting behavior of heat transport in microscale will be very different from macroscale heat transfer based on the averages taken over hundreds of thousands of grains (in space) and collision (in time). From the microscopic point of view, the process of heat transport is governed by phonon-electron interaction in metallic films and by phonon scattering in dielectric films, insulators and semi-conductors. For extremely heated surfaces by high energy laser pulse, it is very difficult to measure temperature of flux at the heated surface because of the unendurable capacity of the conventional sensors. Laser is the tool of choice when drill holes ranging in diameter from several millimeters to less than one micro-meter. Instead of having advanced melting and resolidification modeling process recently, the inherent uncertainties of the input parameters can directly cause unstable characteristics of the output results which means the parametric uncertainties may influence the characteristics of the phase change processes (melting and resolidification) which will affect the predictions of interfacial properties i.e., temperature, velocity and mainly the location of solid-liquid interface. All of those processes can be considered under high energy laser interaction with materials.

Laser Induced Damage in Optical Materials

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Release : 1983
Genre : Laser materials
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Laser Induced Damage in Optical Materials - read free eBook in online reader or directly download on the web page. Select files or add your book in reader. Download and read online ebook Laser Induced Damage in Optical Materials write by . This book was released on 1983. Laser Induced Damage in Optical Materials available in PDF, EPUB and Kindle.

Laser-Assisted Fabrication of Materials

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Release : 2012-11-03
Genre : Science
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Book Rating : 594/5 ( reviews)

Laser-Assisted Fabrication of Materials - read free eBook in online reader or directly download on the web page. Select files or add your book in reader. Download and read online ebook Laser-Assisted Fabrication of Materials write by Jyotsna Dutta Majumdar. This book was released on 2012-11-03. Laser-Assisted Fabrication of Materials available in PDF, EPUB and Kindle. Laser assisted fabrication involves shaping of materials using laser as a source of heat. It can be achieved by removal of materials (laser assisted cutting, drilling, etc.), deformation (bending, extrusion), joining (welding, soldering) and addition of materials (surface cladding or direct laser cladding). This book on ́Laser assisted Fabrication’ is aimed at developing in-depth engineering concepts on various laser assisted macro and micro-fabrication techniques with the focus on application and a review of the engineering background of different micro/macro-fabrication techniques, thermal history of the treated zone and microstructural development and evolution of properties of the treated zone.