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The Workshop on Physics and Application of Non-crystalline Semiconductors in Optoelectronics was held from 15 to 17 October 1996 in Chisinau. republic of Moldova and was devoted to the problems of non-crystalline semiconducting materials. The reports covered two mjlin topics: theoretical basis of physics of non -crystalline materials and experimental results. In the framework of these major topics there were treated many subjects. concerning the physics of non-crystalline semiconductors and their specific application: -optical properties of non-crystalline semiconductors; -doping of glassy semiconductors and photoinduced effects in chalcogenide glasses and their application for practical purposes; -methods for investigation of the structure in non-crystalline semiconductors -new glassy materials for IR trasmittance and optoelectronics. Reports and communications were presented on various aspects of the theory. new physical principles. studies of the atomic structure. search and development of optoelectronics devices. Special attention was paid to the actual subject of photoinduced transformations and its applications. Experimental investigations covered a rather wide spectrum of materials and physical phenomena. As a novel item it is worth to mention the study of nonlinear optical effects in amorphous semiconducting films. The third order optical non linearities. fast photoinduced optical absorption and refraction. acusto-optic effects recently discovered in non-crystalline semiconductors could potentially be utilised for optical signal processing. The important problems of photoinduced structural transformations and related phenomena. which are very attractive and actual both from the scientific and practical points of view. received much attention in discussions at the conference.

This manual is intended for people for whom this is the first contact with Autodesk Inventor software. However, individuals who are familiar with the program will find here useful information about using parameterization techniques for the streamline creation of variants of the product. In this manual, you will find extensive descriptions and detailed illustrations explaining the tools used and the correct workflow techniques. The book presents three examples of the use of parameterization. Example No 1. Designing a complete product In the first example, you will learn how to work in Inventor, from scratch. You will create a project of a simple drill vise, on which you will learn the basic operations of modeling and creating drawing documentation. This example emphasizes the principles of project management, from a single part through designing parts in the context of the assembly, checking the basic kinematics of the product, and further creating a complete drawing documentation containing item numbers and a parts list, as well as an exploding view of the product, rendered illustration and video. Then, thanks to the program parameterization and skillful file management, you will quickly create a new version of the drill vise with a complete set of drawing documentation as well as a rendered illustration and video of the new version of the product. Example No 2. Component libraries Most of the products being designed, use components purchased from external suppliers. For this reason, parametric 3D models of purchased components, which can be quickly inserted into the project instead of modeling each time from scratch, offer the greatest possible convenience for the constructor. In addition, component library files should be properly described, so that they are correctly presented in the bill of materials and also it should be placed in the library resources area, which will protect them from accidental editing. The examples presented here will teach you how to prepare your own parametric libraries of purchased components. Example No 3. The parametric generator of product versions In the third example, you will create a parametric generator for making a simple metal casing that allows you to obtain a model of any size, with or without handles and pre-prepared drawing documentation for each version. The generated version of the casing can be further modified in order to obtain the final appearance. In this example, you will learn the basics of designing sheet metal parts, the use of parameters in parts and in the assembly, and you will learn the basics of programming using iLogic and how to use iLogic parametric version generators. And... No additional files for download are required to complete the designs described - all files will be created from scratch in the exercises in sequence. Most of this manual is also compatible with previous versions of Inventor.

The `International Heidelberg Workshop on TeV Gamma-Ray Astrophysics' brought together astrophysicists from the various fields which play a role in the formation of high energy gamma-ray emission. In particular, theoretical and observational aspects of the physics and astrophysics of pulsars and quasars, the acceleration of particles at Supernova Remnants and other strong astrophysical shock fronts, and cascade processes in universal background photon fields were comprehensively discussed in more than thirty reviews by leading experts. In their entirety these reviews describe the birth of a new field of astronomy. This field concerns cosmic gamma-rays of very high energy which are observed with ground-based optical telescopes due to the Cherenkov emission of the secondary particles created by the interaction of these gamma-rays with atoms in the Earth's atmosphere. Beyond that, the workshop encompassed the latest developments and trends in theory and observation of cosmic gamma-ray sources of all energies, from nuclear gamma-ray lines in the MeV-region, through the Bremsstrahlung, Inverse Compton, and pion decay continuum emission, to gamma-rays due the decay of exotic relics from the early Universe. Audience: Specialists as well as students in physics and astrophysics and young research workers.

The best way to get to know Autodesk® Inventor® is make a design of any simple device, which will show all the main steps of creating and editing a design. By creating a simple device you will know the correct way of doing the design in Autodesk Inventor 2017 and familiarize yourself with the basic commands. Follow the step-by-step exercises covered in this guide, read the descriptions accompanying the operations and Autodesk Inventor 2017 will become much less mysterious. This manual is intended for people for whom this is the first contact with Autodesk Inventor software. However, individuals who have some familiarity with the program can find here a lot of interesting information. To complete design proposed in this manual you don’t need to download any files - you create all the files yourself when working on the exercises in the presented sequence. Exercises proposed in this manual has been prepared in Autodesk Inventor 2017 software. However, most of the material contained in this book can also be used with previous versions of Autodesk Inventor software. If you correctly follow all the exercises contained in this manual, you will know how to: model single simple mechanical parts in a separate part file or in the context of an assembly place individual part files into an assembly file and control their position using constraints insert standard parts from the Content Center and create bolted connections verify the kinematics of the assembly model prepare a basic visual presentation of designed product containing rendered illustrations and the video animation prepare exploded presentation of the product create a technical documentation of the designed product, including views, dimensions, descriptions, parts list, etc. create drawings with exploded view for presentations or assembly instructions. create a new product design based on an existing design, maintaining links with new technical drawings and new rendered illustrations. carry out basic administrative operations on files with maintaining files relationships.

Believing in a single model may be dangerous, and addressing model uncertainty by averaging different models in making forecasts may be very beneficial. In this thesis we focus on forecasting financial time series using model averaging schemes as a way to produce optimal forecasts. We derive and discuss in simulation exercises and empirical applications model averaging techniques that can reproduce stylized facts of financial time series, such as low predictability and time-varying patterns. We emphasize that model averaging is not a "magic" methodology which solves a priori problems of poorly forecasting. Averaging techniques have an essential requirement: individual models have to fit data. In the first section we provide a general outline of the thesis and its contributions to previ ous research. In Chapter 2 we focus on the use of time varying model weight combinations. In Chapter 3, we extend the analysis in the previous chapter to a new Bayesian averaging scheme that models structural instability carefully. In Chapter 4 we focus on forecasting the term structure of U.S. interest rates. In Chapter 5 we attempt to shed more light on forecasting performance of stochastic day-ahead price models. We examine six stochastic price models to forecast day-ahead prices of the two most active power exchanges in the world: the Nordic Power Exchange and the Amsterdam Power Exchange. Three of these forecasting models include weather forecasts. To sum up, the research finds an increase of forecasting power of financial time series when parameter uncertainty, model uncertainty and optimal decision making are included.

Model integration – the process by which different modelling efforts can be brought together to simulate the target system – is a core technology in the field of Systems Biology. In the work presented here model integration was addressed directly taking cancer systems as an example. An in-depth literature review was carried out to survey the model forms and types currently being utilised. This was used to formalise the main challenges that model integration poses, namely that of paradigm (the formalism on which a model is based), focus (the real-world system the model represents) and scale. A two-tier model integration strategy, including a knowledge-driven approach to address model semantics, was developed to tackle these challenges. In the first step a novel description of models at the level of behaviour, rather than the precise mathematical or computational basis of the model, is developed by distilling a set of abstract classes and properties. These can accurately describe model behaviour and hence describe focus in a way that can be integrated with behavioural descriptions of other models. In the second step this behaviour is decomposed into an agent-based system by translating the models into local interaction rules. The book provides a detailed and highly integrated presentation of the method, encompassing both its novel theoretical and practical aspects, which will enable the reader to practically apply it to their model integration needs in academic research and professional settings. The text is self-supporting. It also includes an in-depth current bibliography to relevant research papers and literature. The review of the current state of the art in tumour modelling provides added value.

This book, designed as a tool for young researchers and graduate students, reviews the main open problems and research lines in various fields of astroparticle physics: cosmic rays, gamma rays, neutrinos, cosmology, and gravitational physics. The opening section discusses cosmic rays of both galactic and extragalactic origin, examining experimental results, theoretical models, and possible future developments. The basics of gamma-ray astronomy are then described, including the detection methods and techniques. Galactic and extragalactic aspects of the field are addressed in the light of recent discoveries with space-borne and ground-based detectors. The review of neutrinos outlines the status of the investigations of neutrino radiation and brings together relevant formulae, estimations, and background information. Three complementary issues in cosmology are examined: observable predictions of inflation in the early universe, effects of dark energy/modified gravity in the large-scale structure of the universe, and neutrinos in cosmology and large-scale structures. The closing section on gravitational physics reviews issues relating to quantum gravity, atomic precision tests, space-based experiments, the strong field regime, gravitational waves, multi-messengers, and alternative theories of gravity.

This volume addresses the important questions at the interface of particle physics, cosmology and nuclear astrophysics. It includes the latest results from LEP 2, primordial nucleosynthesis and dark matter, experiments to measure the cosmic background radiation and experiments in the laboratory with radioactive beams to ascertain the importance of astrophysics in the universe. Also presented are the new results at highest momentum transfer in positron-proton collisions from HERA.