Us8927749b2 organic electroluminescent materials and devices. One of our development projects has lead to the creation of an electroluminescent materials range. Historical development and commercialization polymerization and process technologies structural and phase characteristics in relation to use properties the effects of additives on properties and applications blends, alloys, copolymers, and composites derived from thermoplastics. Electroluminescent wire, for example, first hit the scene encased in glass or ceramic. Electroluminescence, michael bredol and hubert schulze dieckhoff, materials 2010 electroluminescent displays, christopher n. Us20060170331a1 electroluminescent device with quantum dots. Provided is an organic electroluminescent element which has improved driving voltage and improved current efficiency. Apart from intrinsic electronic features, the color. Us20060170331a1 electroluminescent device with quantum. Researchers discover method of printing electroluminescent. Christie, in handbook of textile and industrial dyeing, 2011. The handbook of electroluminescent materials begins with a chapter that outlines the basic physical principles of electroluminescence.
Progress and prospects in stretchable electroluminescent. Perfect for stage performances, wearables, sporting goods, illuminated vehicle wraps. Electroluminescent lamp technologies and capabilities. Handbook of electroluminescent materials series in optics. Electroluminescence an overview sciencedirect topics. Electroluminescence involves the conversion of electrical energy into nonthermal emitted light. Gwent electronic materials gem is a major supplier in electrochemical industry.
Electroluminescent products, materials for panel production. The active materials are generally semiconductors of wide enough bandwidth to allow exit of the light. Electroluminescence, michael bredolandhubert schulze dieckhoff, materials 2010, 3, fig1. A electroluminescent exit sign, easy to operate on low power and very long lamp life. Electroluminescent displays elds are a type of flat panel display created by sandwiching a layer of electroluminescent material such as gaas between two layers of conductors. We provide older technology products and extremely new electroluminescent products, for example our. Unlike traditional sheet metal shops, we have infinite capacity and easytouse online quoting system ensuring ontime shipment every time whether you need a single part or 500 parts. Printed flexible technology electroluminescent light. Their usefulness in panel displays, backlights of liquid crystal displays, indicator lights, and as a light source for optical communications is discussed. When current flows, the layer of material emits radiation in the form of visible light.
These materials have been specifically designed to have a variety of applications. A polyester film with an indium tin oxide ito spluttered coating or a screen printed translucent ink with good conductivity on a clear base substrate. Us9518063b2 organic electroluminescent materials and devices. Recent years have seen immense advances in electroluminescent materials for use in new and emerging technologies which may well revolutionise illumination and flatscreen display technologies. The brightness of the light increases as voltage or frequency increase. Electroluminescent materials glow in a full colour range, including white, green, blue, red and violet.
Photomorphogenesis and pigment induction in lentil seedling roots exposed to low light conditions was provided by electroluminescent sheets placed next to the polypropylene tube containing the root. Jun 01, 2005 a handbook of texas baptist biography. Inkjet printing ijp is a versatile technique for realizing highaccuracy patterns in a costeffective manner. A wide variety of electroluminescence printing options are available to you, such as usage, feature, and product type. The added flexibility of vynel panels makes them easy to integrate into fabrics and other materials. Handbook of luminescent semiconductor materials pdf free. Handbook of electroluminescent materials crc press book. Electroluminescent parallel panels are made of a multi layer material containing fluorescent dyes, dispersed in a binder with a high electrical constant. The panels are paper thin, keep a low temperature and are shock resistant allowing applications where standard lighting is not possible.
It is considered to be one of the most promising candidates to replace the expensive thermal evaporation technique, which is hindered by the difficulty of fabricating lowcost, large electroluminescent devices, such as organic lightemitting diodes oleds and quantum dot light. Recent years have seen immense advances in electroluminescent materials for use in new and emerging technologies which may well revolutionise illumination. Electroluminescent product lighting in various forms has been around for many years as time goes by, new electro luminescent product ideas are tested and made available to the public and business. An organic electroluminescent element having the abovementioned improved characteristics is provided by using, as a material for organic electroluminescent elements, a polycyclic aromatic compound in which a nitrogen atom and another heteroatom or a metal atom x are adjacent.
Phosphor is a solid material that gives off light when exposed to an energy source, like electricity. Click download or read online button to get handbook of electroluminescent materials book now. Zurich university of the arts zhdk interaction design program research project. This new edition of the bestselling handbook of thermoplastics incorporates recent developments and advances in thermoplastics with regard to materials development, processing, properties, and applications. The handbook of electroluminescent materials d r vij. The invention describes an electroluminescent device equipped with a first electrode and a second electrode and with a compressed optical layer with quantum dots, wherein the compressed optical layer emits radiation under the influence of an electrical field. Using a good encapsulated phosphor particle powder to manufacture the phosphor ink is important, as it will ensure. A new range of materials for the electroluminescent market.
Physics and applications of electroluminescent materials. Novell open enterprise server administrators handbook. Such materials are generally inorganic phosphors, or organic semiconductors, such as quartz. Wo2014042197a1 material for organic electroluminescent. With contributions from 65 internationally recognized authorities in the field, the second edition features new and updated discussions of several topics, including. Progress and prospects in stretchable electroluminescent devices. Stretchable electroluminescent skin for soft robotics accessscience.
It can be found in different colors or diameters and is still sealed. Nov 27, 2012 electroluminescent parallel panels are made of a multi layer material containing fluorescent dyes, dispersed in a binder with a high electrical constant. If you do not have the freeware reader, it can be downloaded from adobe in the unite. Made proudly in the usa, in our grass valley, california location. In an advance for soft robotics, a young technology that finds inspiration in living things, research engineers developed a promising material that imitates the. Electroluminescent materials els, such as zinc sulphide doped with copper 1, emit light when an electrical current or voltage is applied to it, or when subject to a strong electric field. This is distinct from black body light emission resulting from heat incandescence, a chemical reaction chemiluminescence, sound sonoluminescence, or other mechanical action mechanoluminescence.
At protolabs, our sheet metal fabrication service is designed for rapid prototyping, enduse. The process behind electroluminescent is radiative. Sheet metal fabrication need functional prototypes and fully assembled sheet metal components fast. Electroluminescent panels igraphics precision printing.
The electroluminescent and the electrically conductive materials are applied by a pad printing process which uses an elastic rubber printing surface that can easily follow the contours of curved. These threevolumes provide coverage on organic light emitting diodes oleds and inorganic display devices including materials synthetic strategies, processing and fabrication methods, screening. Organic electroluminescent materials and devices download pdf. Electroluminescent materials for white organic light emitting diodes. The printing of an electroluminescent lamp on polyester consists of.
Handbook ofluminescent semiconductor materialsed i t e d. Lamp finishing requires partlevel removal and subsequent connector attachments. Handbook of luminescence, display materials and devices is a major reference work that provides coverage on various aspects of organic and inorganic luminescent materials and devices. Electroluminescent materials produce a brillant light of different colours when stimulated electronically e. Like a capacitor the materials is made from an insulating substance with electrodes on each side. Electroluminescent light sources by michael dierks. Hubert schulze dieckhoff, materials 2010 electroluminescent displays, christopher n. Handbook of electroluminescent materials 1st edition d. In particular, the compounds may be used as the host material of an emissive layer having. Jan 23, 20 zurich university of the arts zhdk interaction design program research project.
An electroluminescent sheet is placed underneath the glass plate and provides a uniform light. Handbook of electroluminescent materials download ebook. Handbook of luminescence, display materials and devices. Phosphor like the kind in light sticks and other glowinthedark products is the key to electroluminescent wire. New process prints electroluminescent layers directly onto. Electroluminescent devices are fabricated using either organic or inorganic electroluminescent materials.
This site is like a library, use search box in the widget to get ebook that you want. A full range of various coloured phosphor pastes that are controlled to colours of cie 1931 using x,y parameters. The electroluminescent device in accordance with the invention exhibits increased stability and improved efficiency and brightness. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Electroluminescent materials gwent group, leaders in. An organic electroluminescent element having the abovementioned improved characteristics is provided by using, as a material for organic electroluminescent elements, a polycyclic aromatic compound in which a nitrogen atom and another heteroatom or a metal atom x are. Handbook of electroluminescent materials d r vij bok.
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