{"title":"50.8mm Silicon Wafers","description":"\u003ch2\u003e50.8mm (2-inch) silicon wafers for laboratory research\u003c\/h2\u003e\u003cp\u003eApplications include thin-film research, photolithography, MEMS prototyping, semiconductor teaching, and device and interface studies. For wafers specified as (100), 1–10 Ω·cm, single-side polished (SSP), and 280 µm thick, the following guidance can help you compare P-type and N-type substrates. Check each product listing to confirm its specifications.\u003c\/p\u003e\u003cp\u003eP-type and N-type silicon share many applications. The main distinction is whether the experiment needs a hole-conducting P-type substrate or an electron-conducting N-type substrate. These are application examples, not a ranking of sales by use.\u003c\/p\u003e\u003ch2\u003eApplication examples\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThin-film deposition and characterization:\u003c\/strong\u003e Both types can support deposited metals, oxides, nitrides, and experimental coatings, including film-thickness and surface measurements. Either may be appropriate when substrate electrical behavior is unimportant.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLithography and process development:\u003c\/strong\u003e Photoresist coating, patterning, oxidation, etching, and deposition trials. Comparing P-type and N-type substrates can help investigate doping-dependent process behavior.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSemiconductor devices and teaching laboratories:\u003c\/strong\u003e P-type substrates support conventional NMOS development and diodes formed with N-type regions; N-type substrates support conventional PMOS development and diodes formed with P-type regions. Both can be used for MOS capacitor studies, with device design and processing determining suitability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMEMS and microfabrication:\u003c\/strong\u003e Etched cavities, membranes, microchannels, and sensor prototypes. Both types offer structural applications; selection depends on electrical sensing and fabrication requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurface and interface research:\u003c\/strong\u003e Metal–silicon contacts, dielectric interfaces, and surface-treatment studies. Comparing the two doping types can reveal differences in contact and interface behavior.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat the specifications mean\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e50.8mm (2-inch) diameter:\u003c\/strong\u003e Convenient for small research batches and cutting into experimental samples, subject to equipment compatibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e(100) orientation:\u003c\/strong\u003e A commonly used device-processing surface that supports orientation-dependent anisotropic etching for micromachining.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1–10 Ω·cm resistivity:\u003c\/strong\u003e A moderately conductive substrate range for experiments where substrate doping and electrical behavior matter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSSP:\u003c\/strong\u003e Single-side polished, providing a polished front surface for coatings and lithography. Work requiring polished surfaces on both sides may call for double-side polished (DSP) wafers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e280 µm thickness:\u003c\/strong\u003e A nominal wafer thickness, not a finished thin sensor membrane. Confirm thickness tolerances and any thinning or membrane-fabrication requirements for your process.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWafer grade, cleanliness, surface finish, and thickness tolerances also determine suitability for a particular fabrication process. Review individual product specifications before selecting a substrate.\u003c\/p\u003e","products":[{"product_id":"50-8mm-silicon-wafer-id-444","title":"50.8mm Silicon Wafer - ID 444","description":null,"brand":"UniversityWafer","offers":[{"title":"Default Title","offer_id":53031913423168,"sku":"444","price":6.69,"currency_code":"USD","in_stock":true}]},{"product_id":"50-8mm-silicon-wafer-id-736","title":"50.8mm Silicon Wafer - ID 736","description":null,"brand":"UniversityWafer","offers":[{"title":"Default Title","offer_id":53031913455936,"sku":"736","price":8.32,"currency_code":"USD","in_stock":true}]},{"product_id":"50-8mm-silicon-wafer-id-763","title":"50.8mm Silicon Wafer - ID 763","description":null,"brand":"UniversityWafer","offers":[{"title":"Default Title","offer_id":53031913488704,"sku":"763","price":7.93,"currency_code":"USD","in_stock":true}]},{"product_id":"50-8mm-silicon-wafer-id-1319","title":"50.8mm Silicon Wafer - ID 1319","description":null,"brand":"UniversityWafer","offers":[{"title":"Default Title","offer_id":53031913554240,"sku":"1319","price":9.95,"currency_code":"USD","in_stock":true}]},{"product_id":"50-8mm-silicon-wafer-id-2270","title":"50.8mm Silicon Wafer - ID 2270","description":null,"brand":"UniversityWafer","offers":[{"title":"Default Title","offer_id":53031913587008,"sku":"2270","price":8.82,"currency_code":"USD","in_stock":true}]},{"product_id":"50-8mm-silicon-wafer-id-2321","title":"50.8mm Silicon Wafer - ID 2321","description":null,"brand":"UniversityWafer","offers":[{"title":"Default Title","offer_id":53031913619776,"sku":"2321","price":8.49,"currency_code":"USD","in_stock":true}]},{"product_id":"50-8mm-silicon-wafer-id-2631","title":"50.8mm Silicon Wafer - ID 2631","description":null,"brand":"UniversityWafer","offers":[{"title":"Default Title","offer_id":53031913652544,"sku":"2631","price":12.89,"currency_code":"USD","in_stock":true}]},{"product_id":"50-8mm-silicon-wafer-id-3920","title":"50.8mm Silicon Wafer - ID 3920","description":null,"brand":"UniversityWafer","offers":[{"title":"Default Title","offer_id":53031913685312,"sku":"3920","price":54.88,"currency_code":"USD","in_stock":true}]},{"product_id":"50-8mm-silicon-wafer-id-4105","title":"50.8mm Silicon Wafer - ID 4105","description":null,"brand":"UniversityWafer","offers":[{"title":"Default Title","offer_id":53031913750848,"sku":"4105","price":44.99,"currency_code":"USD","in_stock":true}]},{"product_id":"50-8mm-silicon-wafer-id-4198","title":"50.8mm Silicon Wafer - ID 4198","description":null,"brand":"UniversityWafer","offers":[{"title":"Default Title","offer_id":53031913783616,"sku":"4198","price":28.42,"currency_code":"USD","in_stock":true}]},{"product_id":"50-8mm-silicon-wafer-id-4199","title":"50.8mm Silicon Wafer - ID 4199","description":null,"brand":"UniversityWafer","offers":[{"title":"Default Title","offer_id":53031913816384,"sku":"4199","price":40.9,"currency_code":"USD","in_stock":true}]}],"url":"https:\/\/buy.universitywafer.com\/collections\/50-8mm-silicon-wafers.oembed","provider":"UniversityWafer","version":"1.0","type":"link"}