Dot S Spots

Author : Helen Baugh
Publisher : Unknown
Page : 32 pages
File Size : 41,7 Mb
Release : 2021-09-07
Category : Electronic
ISBN : 172843890X

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The Spots and the Dots by Helen Baugh Pdf

The Spots live on one side of the hill. The Dots live on the other. Both are fearful and suspicious of the other, but are they really all that different? When a young Spot and a young Dot meet at the top of the hill, they are about to find out. Flip the book upside down and choose whether to read from the perspective of the Spots or the Dots, right up until the middle, where the two communities collide. Find the similarities in others, discover that fear is often based on ignorance, and celebrate difference in this stunning picture book with artwork from award-winning illustrator Marion Deuchars.

Author : Kelli Chipperoni,Ryan Hayes
Publisher : Walter Foster Jr
Page : 115 pages
File Size : 40,7 Mb
Release : 2020-09
Category : Juvenile Nonfiction
ISBN : 9781633228948

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Dots & Spots by Kelli Chipperoni,Ryan Hayes Pdf

Is that a unicorn apocalypse sink hole? With Dots & Spots: A Drawing Book, explore the answers to this and more of the universes biggest questions as you sketch, doodle, draw, design, and colour using a series of random black spots and dots to guide your way.

Author : Chez Picthall
Publisher : Art Baby
Page : 0 pages
File Size : 43,8 Mb
Release : 2007
Category : Juvenile Nonfiction
ISBN : 1587285940

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Spots and Dots by Chez Picthall Pdf

Provides images designed to stimulate development of the brain and eyesight in infants. On board pages.

Author : Alexander Tartakovskii
Publisher : Cambridge University Press
Page : 377 pages
File Size : 41,7 Mb
Release : 2012-07-19
Category : Science
ISBN : 9781107012585

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Quantum Dots by Alexander Tartakovskii Pdf

A comprehensive review of cutting-edge solid state research, focusing on quantum dot nanostructures, for graduate students and researchers.

Author : Lucjan Jacak,Pawel Hawrylak,Arkadiusz Wojs
Publisher : Springer Science & Business Media
Page : 176 pages
File Size : 43,7 Mb
Release : 2013-06-29
Category : Technology & Engineering
ISBN : 9783642720024

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Quantum Dots by Lucjan Jacak,Pawel Hawrylak,Arkadiusz Wojs Pdf

We present an overview of the theoretical background and experimental re sults in the rapidly developing field of semiconductor quantum dots - systems 8 6 of dimensions as small as 10- -10- m (quasi-zero-dimensional) that contain a small and controllable number (1-1000) of electrons. The electronic structure of quantum dots, including the energy quan tization of the single-particle states (due to spatial confinement) and the evolution of these (Fock-Darwin) states in an increasing external magnetic field, is described. The properties of many-electron systems confined in a dot are also studied. This includes the separation of the center-of-mass mo tion for the parabolic confining potential (and hence the insensitivity of the transitions under far infrared radiation to the Coulomb interactions and the number of particles - the generalized Kohn theorem) and the effects due to Coulomb interactions (formation of the incompressible magic states at high magnetic fields and their relation to composite jermions), and finally the spin-orbit interactions. In addition, the excitonic properties of quantum dots are discussed, including the energy levels and the spectral function of a single exciton, the relaxation of confined carriers, the metastable states and their effect on the photoluminescence spectrum, the interaction of an exciton with carriers, and exciton condensation. The theoretical part of this work, which is based largely on original re sults obtained by the authors, has been supplemented with descriptions of various methods of creating quantum-dot structures.

Author : Anonim
Publisher : Academic Press
Page : 368 pages
File Size : 43,6 Mb
Release : 1999-03-29
Category : Technology & Engineering
ISBN : 0080864589

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Self-Assembled InGaAs/GaAs Quantum Dots by Anonim Pdf

This volume is concerned with the crystal growth, optical properties, and optical device application of the self-formed quantum dot, which is one of the major current subjects in the semiconductor research field. The atom-like density of states in quantum dots is expected to drastically improve semiconductor laser performance, and to develop new optical devices. However, since the first theoretical prediction for its great possibilities was presented in 1982, due to the difficulty of their fabrication process. Recently, the advent of self-organized quantum dots has made it possible to apply the results in important optical devices, and further progress is expected in the near future. The authors, working for Fujitsu Laboratories, are leading this quantum-dot research field. In this volume, they describe the state of the art in the entire field, with particular emphasis on practical applications.

Author : Yasuaki Masumoto,T. Takagahara
Publisher : Springer Science & Business Media
Page : 520 pages
File Size : 48,6 Mb
Release : 2002-05-28
Category : Science
ISBN : 3540428054

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Semiconductor Quantum Dots by Yasuaki Masumoto,T. Takagahara Pdf

Growth of Self Organized Quantum Dots / J.-S. Lee / - Excitonic Structures and Optical Properties of Quantum Dots / Toshihide Takagahara / - Electron-Phonon Interactions in Semiconductor Quantum Dots / Toshihide Takagahara / - Micro-Imaging and Single Dot Spectroscopy of Self Assembled Quantum Dots / Mitsuru Sugisaki / - Persistent Spectral Hole Burning in Semiconductor Quantum Dots / Yasuaki Masumoto / - Dynamics of Carrier Relaxation in Self Assembled Quantum Dots / Ivan V. Ignatiev, Igor E. Kozin / - Resonant Two-Photon Spectroscopy of Quantum Dots / Alexander Baranov / - Homogeneous Width of Confined Excitons in Quantum Dots - Experimental / Yasuaki Masumoto / - Theory of Exciton Dephasing in Semiconductor Quantum Dots / Toshihide Takagahara / - Excitonic Optical Nonlinearity and Weakly Correlated Exciton-Pair States / Selvakumar V. Nair, Toshihide Takagahara / - Coulomb Effects in the Optical Spectra of Highly Excited Semiconductor Quantum Dots / Selvakumar V. Nair / - Device ...

Author : Jonathan P. Bird
Publisher : Springer Science & Business Media
Page : 481 pages
File Size : 50,9 Mb
Release : 2013-11-27
Category : Science
ISBN : 9781461504375

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Electron Transport in Quantum Dots by Jonathan P. Bird Pdf

When I was contacted by Kluwer Academic Publishers in the Fall of 200 I, inviting me to edit a volume of papers on the issue of electron transport in quantum dots, I was excited by what I saw as an ideal opportunity to provide an overview of a field of research that has made significant contributions in recent years, both to our understanding of fundamental physics, and to the development of novel nanoelectronic technologies. The need for such a volume seemed to be made more pressing by the fact that few comprehensive reviews of this topic have appeared in the literature, in spite of the vast activity in this area over the course of the last decade or so. With this motivation, I set out to try to compile a volume that would fairly reflect the wide range of opinions that has emerged in the study of electron transport in quantum dots. Indeed, there has been no effort on my part to ensure any consistency between the different chapters, since I would prefer that this volume instead serve as a useful forum for the debate of critical issues in this still developing field. In this matter, I have been assisted greatly by the excellent series of articles provided by the different authors, who are widely recognized as some of the leaders in this vital area of research.

Author : Jyotishkumar Parameswaranpillai,Poushali Das,Sayan Ganguly
Publisher : CRC Press
Page : 467 pages
File Size : 49,8 Mb
Release : 2022-12-21
Category : Technology & Engineering
ISBN : 9781000818963

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Quantum Dots and Polymer Nanocomposites by Jyotishkumar Parameswaranpillai,Poushali Das,Sayan Ganguly Pdf

Quantum Dots and Polymer Nanocomposites: Synthesis, Chemistry, and Applications reviews the properties, fabrication, and current and potential users of quantum dots-based polymer composites. It offers a much-needed update on the essential components of polymer nanocomposites by exploring the synthesis, processing, classification, characterisation, and applications of quantum dots. Topics include modern fabrication technologies, processing, nanostructure formation, and the mechanisms of reinforcement. This book also covers biocompatibility, suitability, and toxic effects of quantum dots-based polymer nanocomposites. Applications such as biomedical, pollution mitigation, sensors, and catalysis are explored, as are opportunities and future research directions. This edited book acts as a one-stop reference book for researchers, academics, advanced students, and scientists studying epoxy blends. It will be of interest to materials scientists, polymer technologists, nanotechnologists, chemical engineers, physicists (optics, plasmonics), chemists, and mechanical engineers, among others.

Author : Karin Goß
Publisher : Forschungszentrum Jülich
Page : 157 pages
File Size : 47,7 Mb
Release : 2011
Category : Electronic
ISBN : 9783893367405

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Interactions Between Parallel Carbon Nanotube Quantum Dots by Karin Goß Pdf

Author : Oluwatobi Samuel Oluwafemi,El Hadji Mamour Sakho,Sundararajan Parani,Thabang Calvin Lebepe
Publisher : Woodhead Publishing
Page : 282 pages
File Size : 52,6 Mb
Release : 2021-07-02
Category : Technology & Engineering
ISBN : 9780128183045

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Ternary Quantum Dots by Oluwatobi Samuel Oluwafemi,El Hadji Mamour Sakho,Sundararajan Parani,Thabang Calvin Lebepe Pdf

Ternary Quantum Dots: Synthesis, Properties, and Applications reviews the latest advances in ternary (I-III-VI) chalcopyrite quantum dots (QDs), along with their synthesis, properties and applications. Sections address the fundamental key concepts of ternary quantum dots, progress in synthesis strategies (i.e., organic and aqueous synthesis), and characterization methods (i.e., transmission electron microscopy, dynamic light scattering, etc.). Properties of ternary quantum dots are comprehensively reviewed, including optical, chemical and physical properties. The factors and mechanisms of the cytotoxicity of ternary quantum dot-based nanomaterials are also described. Since ternary chalcopyrite quantum dots are less toxic and more environmentally benign than conventional binary II-VI chalcogenide quantum dots, they are being investigated to replace conventional quantum dots in a range of applications. Thus, this book reviews QDs in various applications, such as solar cells, photocatalytic, sensors and bio-applications. Reviews fundamental concepts of ternary quantum dots and quantum dot-nanocomposites including the most relevant synthesis strategies, key properties, and characterization techniques Delves into the cytotoxicity of quantum dots looking at the factors and mechanisms that influence cytotoxicity including demonstration of cytotoxicity assays for in vitro and in vivo tests Touches on the many applications of ternary quantum dots including biomedical applications, applications in solar cells, sensing applications, and photocatalytic applications

Author : Xin Tong,Zhiming M. Wang
Publisher : Springer Nature
Page : 331 pages
File Size : 48,6 Mb
Release : 2020-07-01
Category : Science
ISBN : 9783030465964

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Core/Shell Quantum Dots by Xin Tong,Zhiming M. Wang Pdf

This book outlines various synthetic approaches, tuneable physical properties, and device applications of core/shell quantum dots (QDs). Core/shell QDs have exhibited enhanced quantum yield (QY), suppressed photobleaching/blinking, and significantly improved photochemical/physical stability as compared to conventional bare QDs. The core-shell structure also promotes the easy tuning of QDs’ band structure, leading to their employment as attractive building blocks in various optoelectronic devices. The main objective of this book is to create a platform for knowledge sharing and dissemination of the latest advances in novel areas of core/shell QDs and relevant devices, and to provide a comprehensive introduction and directions for further research in this growing area of nanomaterials research.

Author : Craig Frazier
Publisher : Chronicle Books
Page : 39 pages
File Size : 54,9 Mb
Release : 2011-07-22
Category : Juvenile Fiction
ISBN : 9781452109824

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Lots of Dots by Craig Frazier Pdf

In this exuberant book, acclaimed graphic designer Craig Frazier does more than simply showcase a vast variety of dots, he encourages young readers to look closely at the world around them. Through his energetic images, the ordinary becomes extraordinary. Buttons are dots. Wheels are dots. Ladybugs have dots. And so do the fried eggs on your plate. Lots of Dots is lots of fun!

Author : Elena Borovitskaya,Michael S Shur
Publisher : World Scientific
Page : 216 pages
File Size : 45,8 Mb
Release : 2002-07-08
Category : Technology & Engineering
ISBN : 9789814488792

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Quantum Dots by Elena Borovitskaya,Michael S Shur Pdf

In this book, leading experts on quantum dot theory and technology provide comprehensive reviews of all aspects of quantum dot systems. The following topics are covered: (1) energy states in quantum dots, including the effects of strain and many-body effects; (2) self-assembly and self-ordering of quantum dots in semiconductor systems; (3) growth, structures, and optical properties of III-nitride quantum dots; (4) quantum dot lasers.

Author : Puspendu Barik,Samiran Mondal
Publisher : Springer Nature
Page : 274 pages
File Size : 55,5 Mb
Release : 2022-10-03
Category : Technology & Engineering
ISBN : 9789811931444

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Application of Quantum Dots in Biology and Medicine by Puspendu Barik,Samiran Mondal Pdf

This book illustrates various applications of quantum dots (QDs) in the biomedical field and future perspectives. It first introduces the synthesis procedures and fundamental properties of QDs. In addition, the optical detection techniques and toxicologic reviews of QDs are presented. A focus of the book is also on the applications of QDs in cancer therapy, drug delivery, bio-sensing, and targeted molecular therapy. This book is exciting and valuable to a wide variety of readership communities (students, early-stage researchers, and scientists) in the various fields of biology and medicine.