Dielectric
A dielectric material (dielectric for short) is an electrical insulator that can be polarized by an applied electric field. When a dielectric is placed in an electric field, electric charges do not fl...
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New Glass Manufacturing Technique Could Enable Design Of Hybrid Glasses And Revolutionise Gas Storage
The work revolves around a family of compounds called metal-organic frameworks (MOFs), which are cage-like structures consisting of metal ions, linked by organic bonds. Their porous properties have le...
Amazing Polymorph Plastic Easy to Mould Thermoplastic Endless Uses
A low melting point version of Polymorph, specially designed to be the easiest mouldable thermoplastic on the market.
Quartz
More at http://www.sfetcu.com Crystal gazing may be used by practitioners -- sometimes called readers or seers -- for a variety of purposes, including to...
Porcelain
Compare Chinese Antique Porcelains with Japanese ones.
Permittivity
In electromagnetism, absolute permittivity is the measure of the resistance that is encountered when forming an electric field in a medium. In other words, permittivity is a measure of how an electric...
Capacitor
A capacitor (originally known as a condenser) is a passive two-terminal electrical component used to store energy electrostatically in an electric field. The forms of practical capacitors vary widely,...
Dielectric resonator
A dielectric resonator is a piece of dielectric (nonconductive) material, usually ceramic, that is designed to function as a resonator for radio waves, generally in the microwave and millimeter wave ...
Glass
Glass is an amorphous (non-crystalline) solid material which is often transparent and has widespread practical, technological, and decorative usage in things like window panes, tableware, and optoelec...
High-k dielectrics
The term high-κ dielectric refers to a material with a high dielectric constant κ (as compared to silicon dioxide). High-κ dielectrics are used in semiconductor manufacturing processes where they ar...
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Star of Asia
The Star of Asia is a large, 330 carat cabochon-cut star sapphire currently located at the Smithsonian National Museum of Natural History. The stone originates from the Mogok mines of Burma. The gem...
New Glass Manufacturing Technique Could Enable Design Of Hybrid Glasses And Revolutionise Gas Storage
The work revolves around a family of compounds called metal-organic frameworks (MOFs), which are cage-like structures consisting of metal ions, linked by organic bonds. Their porous properties have le...
Plastic joining
Plastic joining is the method of joining semi-finished products of plastic materials together or to other materials as a fabrication process or damage repart. Joining methods can be classified into th...
Polybutylene succinate
Polybutylene succinate (PBS) (sometimes written polytetramethylene succinate) is a thermoplastic polymer resin of the polyester family. PBS is a biodegradable aliphatic polyester with properties that ...
Titanium oxide
Titanium oxide may refer to:
Often used as an active ingredient in sunscreens combined with oxybenzone and octyl methoxycinnamate.
Gate dielectric
A gate dielectric is a dielectric used between the gate and substrate of a field-effect transistor. In state-of-the-art processes, the gate dielectric is subject to many constraints, including:The ca...
Verdete
Verdete is a type of slate rock found in Brazil. Major deposits are found in the state of Minas Gerais. The term verdete is the local name for occurrences of a greenish rock that is high in both potas...
Motor capacitor
A motor capacitor, such as a start capacitor or run capacitor (including a dual run capacitor) is an electrical capacitor that alters the current to one or more windings of a single phase AC induction...
Electrical impedance
Electrical impedance is the measure of the opposition that a circuit presents to a current when a voltage is applied. In quantitative terms, it is the complex ratio of the voltage to the current in an...
Electrical treeing
In electrical engineering, treeing is an electrical pre-breakdown phenomenon in solid insulation. It is a damaging process due to partial discharges and progresses through the stressed dielectric insu...
Spider silk
Spider silk is a protein fiber spun by spiders. Spiders use their silk to make webs or other structures, which function as nets to catch other animals, or as nests or cocoons to protect their offsprin...
Polybutadiene acrylonitrile
Polybutadiene acrylonitrile (PBAN) copolymer, also noted as polybutadiene — acrylic acid — acrylonitrile terpolymer.This was the binder formulation widely used on the 1960-70's big booster...
Soapstone
Soapstone (also known as steatite, or soaprock) is a talc-schist, which is a type of metamorphic rock. It is largely composed of the mineral talc and is thus rich in magnesium. It is produced by dyn...
Polystyrene sulfonate
Polystyrene sulfonates are polymers derived from polystyrene but containing sulfonic acid or sulfonate functional groups. The linear polymer is white when very pure and is water-soluble. The crossli...
Lead zirconate titanate
Lead zirconium titanate is an intermetallic inorganic compound with the chemical formula Pb[ZrxTi1-x]O3 (0≤x≤1). Also called PZT, it is a ceramic perovskite material that shows a marked piezoelectric...
Aventurine
Aventurine is a form of quartz, characterised by its translucency and the presence of platy mineral inclusions that give a shimmering or glistening effect termed aventurescence.The most common colour ...
Slate (writing)

A writing slate is a thin piece of flat material used as a medium for writing. The slate material itself, a stony substance, is “a metamorphic rock created by the recrystallization of the minera...