Siliciumcarbid (SiC) er et af de hårdeste og mest holdbare menneskeskabte materialer, der findes, og det bruges i en række tekniske anvendelser som pumpelejer, ventiler og sandblæsningsinjektorer. SiC er et unikt halvledermateriale med en unik atomar struktur, som giver det nyttige egenskaber til elektronik. SiC modstår smeltning, når det opvarmes, og er uigennemtrængeligt for ilt ...
Siliciumcarbid (SiC) er et kunstigt materiale, der i vid udstrækning produceres som slibemiddel og diamantsimulator af ædelstenskvalitet. Derudover forekommer dette mineral naturligt som det sjældne mineral moissanit. Styrke, hårdhed, holdbarhed og korrosionsbestandighed gør det muligt at bruge det i højtydende tekniske anvendelser som pumpelejer, ventiler og sandblæsningsinjektorer. Syntese Siliciumcarbid (SiC) er en ...
Den energi, der kræves, for at elektroner kan bevæge sig fra valensbåndet til ledningsbåndet, kaldes et båndgab; materialer med store båndgab kaldes wide-band-gap-halvledere. WBG-halvledere har mange fordele i forhold til deres modstykker af silicium, herunder højere spændingskapacitet og større tolerance over for ekstreme driftstemperaturer. Bredere båndgab Siliciums lavere ...
Fordele ved siliciumcarbid i forhold til silicium Læs mere »
Silicon carbide is an advanced ceramic material with multiple applications. It offers excellent wear, corrosion, chemical and temperature resistance as well as deoxygenator capability to increase melting speed while cutting costs. Silicon carbide can even be used as part of steel-making deoxygenator technology to speed melting speed and save on costs. SiC balls are popular …
Silicon carbide (SiC) is an extremely durable non-oxide ceramic with outstanding thermal, mechanical and electrical properties. While SiC does not occur naturally in nature except as an extremely rare mineral moissanite, mass production started in 1891 by Pennsylvania inventor Edward G. Acheson. Hard as steel with a Mohs scale rating of 9 and sitting just …
Silicon carbide abrasives are hard, sharp abrasives that work effectively on metal, stone and wood finishes. Popular use cases include coarse grade stock removal and rough sanding operations. POWERTEC’s premium black silicon carbide sanding belts feature a closed coat for optimal grain coverage, making them an excellent choice for use on harder materials. Microfractures occur …
Silicon Carbide (SiC), commonly referred to as carborundum, is an extremely hard and durable ceramic material with low thermal expansion rates and great acid/lye resistance. Asbestos occurs as yellow to green to bluish black iridescent crystals that, when inhaled, may produce sustained nodular fibrosing alveolitis similar to that caused by crocidolite asbestos. Density Silicon carbide …
Silicon carbide (SiC) is an extremely hard synthetic crystalline compound of silicon and carbon that has been produced commercially since the late 19th century as an industrial abrasive and now finds widespread application as a high-performance ceramic application material. Moissanite can be found naturally in very limited quantities as a mineral and can be mined …
Silicon Carbide (SiC) is a solid industrial mineral crystal with ceramic and semiconductor properties. It can be colored using various impurities like nitrogen and aluminium. Silicon carbide is an ideal material for high-resolution astronomical telescope mirrors. Furthermore, silicon carbide is also utilized in power diodes, power transistors, and high-power microwave devices. High-voltage applications Silicon carbide …
Siliciumcarbid (tidligere Carborundum) er blevet stadig vigtigere til brug i effektelektronik, især med Schottky-barrieredioder. SiC Schottky-dioder består af en metalhalvlederovergang, hvor der kun strømmer elektroner i stedet for huller som i traditionelle PN-overgangsdioder. Disse enheder har hurtige gendannelsestider, der gør det muligt at bruge mindre magnetiske og passive komponenter ...
Fordele ved at bruge en siliciumcarbiddiode i effektelektronik Læs mere »
Danish 
English 
Arabic 
German 
Bulgarian 
Czech 
Greek 
Spanish 
Finnish 
French 
Hungarian 
Indonesian 
Italian 
Japanese 
Korean 
Lithuanian 
Latvian 
Norwegian 
Dutch 
Polish 
Chinese 
Portuguese 
Romanian 
Russian 
Slovak 
Slovenian 
Swedish 
Turkish 
Ukrainian