SiO2 color chart for thermally grown silicon dioxide, HTE Labs provides process specialties wafer foundry, thin film vacuum deposition services, applied thin film processing for analog and mixed signal bipolar manufacturing processes, Analog CMOS wafer foundry, R&D support, research and development support for microelectronics and process specialties wafer Fab processing to customers from semiconductors and microelectronics industry. Bipolar wafer foundry includes the following processes: 20V bipolar process,45V bipolar process,75V bipolar process,25V super-beta bipolar process and high voltage dielectric isolated bipolar processes. R&D support is provided in the following fields of microelectronics: test and measurement, medical instrumentation, industrial process control and communications, thin film active and passive components technologies, flip chip technology (TiW/Cu/Cu/SnPb), MEMS technology, smart sensor technologies (inertial, pressure, temperature, gas and smoke detectors), optoelectronic technologies and components, discrete and integrated circuits technology development for special applications, LiNbO3 applications including SAW, Ti diffusion, light wave guides and Mach-Zender light modulators. Specialty wafer Fab processing: epi deposition, epitaxy, SiGe, epi, diffusion and oxidation, ion implant, LPCVD nitride, PECVD nitride Si3N4, SiO2, platinum silicidation, photo-lithography, plasma etching, silicon micro-machining with KOH anisotropic etch, backside sputter depositions of Ti/Ni/Ag, gold deposition, gold alloy, lift off processes, Ti/Pt/Au lift off process, sputter depositions of thin film resistors : SiCr, NiCr, TaN2, silicon wafers back grind and polish followed by tri-metal backside sputter depositions, gold backside sputter depositions and alloy : gold electroplating and gold bump, wafer probing, dicing services, wafer saw, package development, solid via packages, packaging and test services, failure analysis services, SEM, scanning electron microscopy, ellipsometer measurements, four point probe measurements.

	SiO2 Color Chart for thermally grown silicon dioxide
HTE Labs

Oxide Thickness COLOR COLOR CODE Color and Comments [Å]       500   D2B48C Tan 750   A52A2A Brown 1000   B32F79 Dark Violet to red violet 1250   2E73F3 Royal blue 1500   ADD8E6 Light blue to metallic blue 1750   D9ECB3 Metallic to very light yellow-green 2000   F9F9C8 Light gold or yellow slightly metallic 2250   DAA520 Gold with slight yellow-orange 2500   F6853D Orange to Melon 2750   B32F79 Red-Violet 3000   5D3694 Blue to violet-blue 3100   0000FF Blue 3250   0083AE Blue to blue-green 3450   00FF00 Light green 3500   84D82E Green to yellow-green 3650   84C82E Yellow-green 3750   E2DE2B Green-yellow 3900   FFFF00 Yellow. 4120   FFB500 Light orange 4260   FA7FC1 Carnation pink 4430   E82362 Violet-red 4650   B32F79 Red-violet 4760   EE82EE Violet 4800   5D3694 Blue Violet 4930   0000FF Blue 5020   008080 Blue-green 5200   008846 Green (Broad) 5400   9ACD32 Yellow-green 5600   ADFF2F Green-yellow 5740    FFFFD2 Yellow to Yellowish (not yellow but is in the position where yellow is to be expected. At times is appears to be light creamy gray or metallic) 5850   FFDE93 Light orange or yellow to pink borderline 6000   FA7FC1 Carnation pink 6300   EE82EE Violet-red 6800   AE82FF Bluish (Not blue but borderline between violet and blue-green. It appears more like a Mixture between violet-red and blue-green and over-all looks grayish) 7200   00A080 Blue-green to green (quite broad) 7700   FFFF8C Yellowish 8000   FFA500 Orange (rather broad for orange) 8200   FA8072 Salmon 8500   B32F79 Dull, light red-violet 8600   EE82EE Violet 8700   5D3694 Blue-violet 8900   0000FF Blue 9200   0083AE Blue-green 9500   84C82E Dull yellow-green 9700   FFFF00 Yellow to Yellowish 9900   F3770C Orange 10000   FA7FC1 Carnation Pink 10200   E82362 Violet-red 10500   B32F79 Red-violet 10600   EE82EE Violet 10700   5D3694 Blue-violet 11000   008846 Green 11100   84C82E Yellow-green 11200   008846 Green 11800   EE82EE Violet 11900   B32F79 Red-violet 12100   E82362 Violet-red 12400   FA7FA1 Carnation Pink-Salmon 12500   FFA500 Orange 12800   FFFF00 Yellowish 13200   47B0E3 Sky blue to green-blue 14000   FFA500 Orange 14500   EE82EE Violet 14500   5D3694 Blue-violet 15000   0000FF Blue 15100   84C82E Dull Yellow-green

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Last updated: July 06, 2009

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