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Amorphous silicon

Index Amorphous silicon

Amorphous silicon (a-Si) is the non-crystalline form of silicon used for solar cells and thin-film transistors in LCDs. [1]

74 relations: Allotropy, Alloy, Anwell Technologies, Argon, Atomic layer deposition, Band gap, Cadmium telluride photovoltaics, Calculator, Carbide, Chemical vapor deposition, Chemical-mechanical planarization, Copper indium gallium selenide solar cells, Crystal, Crystalline silicon, Crystallite, Dangling bond, Direct and indirect band gaps, Doping (semiconductor), Electricity, Electromagnetic radiation, Electron mobility, Energy Conversion Devices, Extrinsic semiconductor, Flexible electronics, Glass, Growth of photovoltaics, Hydrogenation, Internal energy, Ion implantation, Liquid-crystal display, Manufacturing cost, Micromorph, Monocrystalline silicon, Nanoparticle, Organic electronics, Passivation (chemistry), Peter LeComber, Photon, Photovoltaic thermal hybrid solar collector, Photovoltaics, Physical vapor deposition, PIN diode, Plasma-enhanced chemical vapor deposition, Polycrystalline silicon, Polyvinyl butyral, Protocrystalline, Rapid thermal processing, Recycling, Roll-to-roll processing, Semiconductor, ..., Silane, Silicon, Solar cell, Solar irradiance, Solar panel, Solar thermal collector, Solar thermal energy, Solar-powered calculator, Sputter deposition, Staebler–Wronski effect, Tantalum, Tetrahedron, Thermal decomposition, Thin film, Thin-film solar cell, Thin-film transistor, Thin-film-transistor liquid-crystal display, Toxic heavy metal, Transparency and translucency, Transparent conducting film, Tungsten, Wafer, Walter Eric Spear, Xunlight Corporation. Expand index (24 more) »

Allotropy

Allotropy or allotropism is the property of some chemical elements to exist in two or more different forms, in the same physical state, known as allotropes of these elements.

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Alloy

An alloy is a combination of metals or of a metal and another element.

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Anwell Technologies

Anwell Technologies Limited is a supplier of manufacturing equipment with trading and manufacturing business in optical disc and solar cell.

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Argon

Argon is a chemical element with symbol Ar and atomic number 18.

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Atomic layer deposition

Atomic layer deposition (ALD) is a thin-film deposition technique based on the sequential use of a gas phase chemical process.

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Band gap

In solid-state physics, a band gap, also called an energy gap or bandgap, is an energy range in a solid where no electron states can exist.

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Cadmium telluride photovoltaics

Cadmium telluride (CdTe) photovoltaics describes a photovoltaic (PV) technology that is based on the use of cadmium telluride, a thin semiconductor layer designed to absorb and convert sunlight into electricity.

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Calculator

An electronic calculator is typically a portable electronic device used to perform calculations, ranging from basic arithmetic to complex mathematics.

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Carbide

In chemistry, a carbide is a compound composed of carbon and a less electronegative element.

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Chemical vapor deposition

Chemical vapor deposition (CVD) is deposition method used to produce high quality, high-performance, solid materials, typically under vacuum.

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Chemical-mechanical planarization

Chemical mechanical polishing/planarization is a process of smoothing surfaces with the combination of chemical and mechanical forces.

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Copper indium gallium selenide solar cells

A copper indium gallium selenide solar cell (or CIGS cell, sometimes CI(G)S or CIS cell) is a thin-film solar cell used to convert sunlight into electric power.

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Crystal

A crystal or crystalline solid is a solid material whose constituents (such as atoms, molecules, or ions) are arranged in a highly ordered microscopic structure, forming a crystal lattice that extends in all directions.

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Crystalline silicon

Crystalline silicon (c-Si) is the crystalline forms of silicon, either multicrystalline silicon (multi-Si) consisting of small crystals, or monocrystalline silicon (mono-Si), a continuous crystal.

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Crystallite

A crystallite is a small or even microscopic crystal which forms, for example, during the cooling of many materials.

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Dangling bond

In chemistry, a dangling bond is an unsatisfied valence on an immobilized atom.

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Direct and indirect band gaps

In semiconductor physics, the band gap of a semiconductor is of two types, a direct band gap or an indirect band gap.

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Doping (semiconductor)

In semiconductor production, doping is the intentional introduction of impurities into an intrinsic semiconductor for the purpose of modulating its electrical properties.

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Electricity

Electricity is the set of physical phenomena associated with the presence and motion of electric charge.

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Electromagnetic radiation

In physics, electromagnetic radiation (EM radiation or EMR) refers to the waves (or their quanta, photons) of the electromagnetic field, propagating (radiating) through space-time, carrying electromagnetic radiant energy.

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Electron mobility

In solid-state physics, the electron mobility characterizes how quickly an electron can move through a metal or semiconductor, when pulled by an electric field.

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Energy Conversion Devices

Energy Conversion Devices (ECD) was an American photovoltaics manufacturer of thin-film solar cells made of amorphous silicon used in flexible laminates and in building-integrated photovoltaics.

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Extrinsic semiconductor

An extrinsic semiconductor is one that has been doped, that is, into which a doping agent has been introduced, giving it different electrical properties than the intrinsic (pure) semiconductor.

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Flexible electronics

Flexible electronics, also known as flex circuits, is a technology for assembling electronic circuits by mounting electronic devices on flexible plastic substrates, such as polyimide, PEEK or transparent conductive polyester film.

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Glass

Glass is a non-crystalline amorphous solid that is often transparent and has widespread practical, technological, and decorative usage in, for example, window panes, tableware, and optoelectronics.

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Growth of photovoltaics

Worldwide growth of photovoltaics has been an exponential curve between 1992–2017.

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Hydrogenation

Hydrogenation – to treat with hydrogen – is a chemical reaction between molecular hydrogen (H2) and another compound or element, usually in the presence of a catalyst such as nickel, palladium or platinum.

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Internal energy

In thermodynamics, the internal energy of a system is the energy contained within the system, excluding the kinetic energy of motion of the system as a whole and the potential energy of the system as a whole due to external force fields.

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Ion implantation

Ion implantation is low-temperature process by which ions of one element are accelerated into a solid target, thereby changing the physical, chemical, or electrical properties of the target.

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Liquid-crystal display

A liquid-crystal display (LCD) is a flat-panel display or other electronically modulated optical device that uses the light-modulating properties of liquid crystals.

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Manufacturing cost

Manufacturing cost is the sum of costs of all resources consumed in the process of making a product.

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Micromorph

The artificial word micromorph is a combination of the words MICROcrystalline and aMORPHous.

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Monocrystalline silicon

Monocrystalline silicon (also called "single-crystal silicon", "single-crystal Si", "mono c-Si", or mono-Si) is the base material for silicon chips used in virtually all electronic equipment today.

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Nanoparticle

Nanoparticles are particles between 1 and 100 nanometres (nm) in size with a surrounding interfacial layer.

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Organic electronics

Organic electronics is a field of materials science concerning the design, synthesis, characterization, and application of organic small molecules or polymers that show desirable electronic properties such as conductivity.

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Passivation (chemistry)

Passivation, in physical chemistry and engineering, refers to a material becoming "passive," that is, less affected or corroded by the environment of future use.

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Peter LeComber

Prof Peter George LeComber (or Le Comber) FRS FRSE (19 February 1941 – 9 September 1992) was a hugely respected British solid state physicist and academic.

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Photon

The photon is a type of elementary particle, the quantum of the electromagnetic field including electromagnetic radiation such as light, and the force carrier for the electromagnetic force (even when static via virtual particles).

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Photovoltaic thermal hybrid solar collector

Photovoltaic thermal hybrid solar collectors, sometimes known as hybrid PV/T systems or PVT, are systems that convert solar radiation into thermal and electrical energy.

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Photovoltaics

Photovoltaics (PV) is a term which covers the conversion of light into electricity using semiconducting materials that exhibit the photovoltaic effect, a phenomenon studied in physics, photochemistry, and electrochemistry.

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Physical vapor deposition

Physical vapor deposition (PVD) describes a variety of vacuum deposition methods which can be used to produce thin films and coatings.

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PIN diode

A PIN diode is a diode with a wide, undoped intrinsic semiconductor region between a p-type semiconductor and an n-type semiconductor region.

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Plasma-enhanced chemical vapor deposition

Plasma-enhanced chemical vapor deposition (PECVD) is a chemical vapor deposition process used to deposit thin films from a gas state (vapor) to a solid state on a substrate.

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Polycrystalline silicon

Polycrystalline silicon, also called polysilicon or poly-Si, is a high purity, polycrystalline form of silicon, used as a raw material by the solar photovoltaic and electronics industry.

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Polyvinyl butyral

Polyvinyl butyral (or PVB) is a resin mostly used for applications that require strong binding, optical clarity, adhesion to many surfaces, toughness and flexibility.

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Protocrystalline

A protocrystalline phase is a distinct phase occurring during crystal growth which evolves into a microcrystalline form.

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Rapid thermal processing

Rapid thermal processing (RTP) refers to a semiconductor manufacturing process which heats silicon wafers to high temperatures (over 1,000 °C) on a timescale of several seconds or less.

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Recycling

Recycling is the process of converting waste materials into new materials and objects.

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Roll-to-roll processing

In the field of electronic devices, Roll-to-roll processing, also known as web processing, reel-to-reel processing or R2R, is the process of creating electronic devices on a roll of flexible plastic or metal foil.

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Semiconductor

A semiconductor material has an electrical conductivity value falling between that of a conductor – such as copper, gold etc.

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Silane

Silane is an inorganic compound with chemical formula, SiH4, making it a group 14 hydride.

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Silicon

Silicon is a chemical element with symbol Si and atomic number 14.

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Solar cell

A solar cell, or photovoltaic cell, is an electrical device that converts the energy of light directly into electricity by the photovoltaic effect, which is a physical and chemical phenomenon.

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Solar irradiance

Solar irradiance is the power per unit area received from the Sun in the form of electromagnetic radiation in the wavelength range of the measuring instrument.

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Solar panel

Photovoltaic solar panels absorb sunlight as a source of energy to generate electricity.

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Solar thermal collector

A solar thermal collector collects heat by absorbing sunlight.

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Solar thermal energy

Solar thermal energy (STE) is a form of energy and a technology for harnessing solar energy to generate thermal energy or electrical energy for use in industry, and in the residential and commercial sectors.

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Solar-powered calculator

Solar-powered calculators are hand-held electronic calculators powered by solar cells mounted on the device.

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Sputter deposition

Sputter deposition is a physical vapor deposition (PVD) method of thin film deposition by sputtering.

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Staebler–Wronski effect

The Staebler–Wronski Effect (SWE) refers to light-induced metastable changes in the properties of hydrogenated amorphous silicon.

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Tantalum

Tantalum is a chemical element with symbol Ta and atomic number 73.

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Tetrahedron

In geometry, a tetrahedron (plural: tetrahedra or tetrahedrons), also known as a triangular pyramid, is a polyhedron composed of four triangular faces, six straight edges, and four vertex corners.

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Thermal decomposition

Thermal decomposition, or thermolysis, is a chemical decomposition caused by heat.

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Thin film

A thin film is a layer of material ranging from fractions of a nanometer (monolayer) to several micrometers in thickness.

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Thin-film solar cell

A thin-film solar cell is a second generation solar cell that is made by depositing one or more thin layers, or thin film (TF) of photovoltaic material on a substrate, such as glass, plastic or metal.

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Thin-film transistor

A thin-film transistor (TFT) is a special kind of field-effect transistor made by depositing thin films of an active semiconductor layer as well as the dielectric layer and metallic contacts over a supporting (but non-conducting) substrate.

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Thin-film-transistor liquid-crystal display

A Thin-film-transistor liquid-crystal display (TFT LCD) is a variant of a liquid-crystal display (LCD) that uses thin-film-transistor (TFT) technology to improve image qualities such as addressability and contrast.

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Toxic heavy metal

A toxic heavy metal is any relatively dense metal or metalloid that is noted for its potential toxicity, especially in environmental contexts.

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Transparency and translucency

In the field of optics, transparency (also called pellucidity or diaphaneity) is the physical property of allowing light to pass through the material without being scattered.

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Transparent conducting film

Transparent conducting films (TCFs) are thin films of optically transparent and electrically conductive material.

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Tungsten

Tungsten, or wolfram, is a chemical element with symbol W (referring to wolfram) and atomic number 74.

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Wafer

In gastronomy, a wafer is a crisp, often sweet, very thin, flat, and dry biscuit, often used to decorate ice cream, and also used as a garnish on some sweet dishes.

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Walter Eric Spear

Walter Eric Spear FRSE PhD FRS FInstP (20 January 1921 – 21 February 2008) was a German physicist noted for his pioneering work to help develop large area electronics and thin film displays.

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Xunlight Corporation

Xunlight Corporation was a venture-backed advanced technology company that specialized in the development of high-performance, flexible, and lightweight solar modules.

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Redirects here:

A-SI, A-Si, A-Si:H, Amorphous semiconductor, Amorphous semiconductors, Amorphous/nanoparticle Si, Amorphus SI, Hydrogenated amorphous silicon, Thin-film silicon, Thin-film silicon solar cell.

References

[1] https://en.wikipedia.org/wiki/Amorphous_silicon

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