surface passivation

surface passivation

[′sər·fəs ‚pas·ə′vā·shən]
(electronics)
A method of coating the surface of a p-type wafer for a diffused junction transistor with an oxide compound, such as silicon oxide, to prevent penetration of the impurity in undesired regions.
References in periodicals archive ?
Coatings that can be applied might include those that prevent corrosion, improve weldability and lubricity, surface passivation and reduced galling as well as more exotic coatings that may add value.
The MASW-011102 is offered in a lead-free, 3 mm, 14-Lead PQFN plastic package for ease of manufacturing, and is fabricated using a robust process containing full surface passivation aimed at ensuring the highest performance and reliability.
The captivating PL properties of C-dots are subject to their edge shape, size, deformities, and surface passivation. (7) Highly bright CQDs, which are soluble in oil, can also be fabricated by hot injection with B and N co-doping by taking 1,2-hexadecanediol as a carbon precursor and surface passivation material.
It is important that even the size of surface structure decrease to several hundred nanometers, good surface passivation can still be obtained on DWS mc-Si wafer with proper process.
Figure 2(a) shows the detection of CDs surface passivation applying UC spectroscopy and photoluminescence spectroscopy.
The patented process is said to cost-effectively overcome the slow leach kinetics and poor copper recoveries commonly experienced with ferric sulphate leaching due to surface passivation issues.
Methods This work Wet-etching cavity [4] * multilayer thin film technology on silicon/glass [2] * 3000 [ohm] x cm HR-Si without/with surface passivation [10] Concave-suspended solenoid inductors [13] * Thick BCB [14] Polymer cavity * The data is not specified and is read from the figures of measurements.
Garcia et al., "Elucidation of the surface passivation role on the photoluminescence emission yield of silicon nanocrystals embedded in Si[O.sub.2]," Applied Physics Letters, vol.
Additionally, the solar cells include a novel surface passivation that reduces electrical carrier recombination on the surfaces by a factor of 10.
Since the silanes form a close mesh and are chemically bonded to the metal, they increase surface passivation and in this way impede corrosion.
The loader body is made of DIN 1.4404 (AISI 316L) stainless steel with internal and external electropolished surface passivation. The modular construction and sanitary design, without pockets or dead spaces, allow for easy disassembly and cleaning as well as simple expansion with extension modules.
Aberle, "Low-temperature surface passivation of moderately doped crystalline silicon by atomic-layer-deposited hafnium oxide films," ECS Journal of Solid State Science and Technology, vol.