Frontier Nkɔso ne Core Material Synthesis Methods a Wɔde Di Dwuma .

 

Wɔ nnɛyi nnwuma ne mfiridwuma mu no, nneɛma atitiriw a wɔde yɛ adwuma no yɛ adwuma tẽẽ na ɛkyerɛ sɛnea nneɛma a wɔde di dwuma awiei no yɛ papa na ɛyɛ akansi. Esiane sɛ nneɛma foforo a wɔde yɛ adwuma no renya nkɔso ntɛmntɛm nti, akwan a wɔfa so yɛ nneɛma titiriw no nso yɛ foforo bere nyinaa de di ahiade ahorow a ɛfa adwumayɛ a ɛkorɔn ho, ɛka a ɛba fam ne nneɛma a atwa yɛn ho ahyia ho banbɔ kɛse ho dwuma. Saa asɛm yi bɛhwehwɛ nneɛma atitiriw pii a wɔde yɛ nneɛma titiriw a wɔde yɛ nneɛma ne wɔn nnwuma mu dwumadie mu.

Nnuru a wɔde yɛ vapor deposition (CVD) mfiridwuma .

Chemical vapor deposition yɛ synthesis kwan a wɔfa so di dwuma kɛse wɔ fields a semiconductors, coatings ne composite nneɛma. Ɛdenam mframa a edi kan a wɔde ba adeyɛ dan no mu so no, nnuru a ɛyɛ adwuma no ba wɔ ɔhyew anaa plasma tebea horow mu, na awiei koraa no, wɔyɛ sini a ɛyɛ den wɔ ade no ani. CVD mfiridwuma no wɔ mfasoɔ a ɛwɔ ahotew a ɛkorɔn so, ɛhwɛ ne kɛseɛ ne ne dodoɔ so pɛpɛɛpɛ, na ɛfata titire ma ɛlɛtrɔnik mfiri a ɛkorɔn-precision. Wɔ nnansa yi mfe mu no, mfiridwuma ho nimdeɛ a ɛkɔ anim te sɛ plasma a wɔama anya nkɔso CVD (PECVD) no ama ahoɔden a wɔde di dwuma no so atew bio na ɛma nneɛma a wɔyɛ no yiye no atu mpɔn.

Sol-gel kwan so .

Sol-GEL kwan no yɛ ade a wɔde yɛ nneɛma a wɔde yɛ nneɛma a ɛba fam-ɛho ka, a ɛnyɛ nea atwa yɛn ho ahyia, a wɔde di dwuma titiriw de siesie nkuku, ahwehwɛ ne nanocomposites. Saa kwan yi yɛ sol a ɛyɛ pɛ denam hydrolysis ne polycondensation a ɛwɔ metal alkoxides anaa inorganic nkyene mu, na afei wonya ade a etwa to no denam gelation, drying ne heat treatment so. Mfasoɔ a ɛwɔ Sol-GEL kwan no so ne sɛ ɛtumi di microstructure a ɛwɔ adeɛ no mu no so pɛpɛɛpɛ na ɛfata ma High-performance thermal insulation nneɛma, optical coatings ne catalyst carrier.

Mfiridwuma mu alloying .

Mechanical alloying yɛ mfiridwuma a ɛfrafra dadeɛ anaa non{0}}dadeɛ powders na ɛyɛ alloys fa high-energy ball milling so. Saa kwan yi nhwehwɛ sɛ wɔde-ɔhyew a wɔde yɛ nneɛma a ɛkorɔn na ɛfata ma nsiesie a ɛkorɔn-entropy alloys ne composite nneɛma a ɛyɛ den sɛ wɔde atetesɛm akwan bɛyɛ biako. Mechanical alloying wɔ dwumadie ahodoɔ pii wɔ ahunmu, ahoɔden a wɔkora so ne mfuo foforɔ mu, na ɛtumi ma ahoɔden ne nsɛe a ɛtumi gyina nneɛma ano no tu mpɔn kɛseɛ.

Awie

Nneɛma titiriw a wɔde yɛ adwuma no bom no nya wɔn adwumayɛ ne wɔn dwumadie so nkɛntɛnsoɔ tẽẽ. Mfiridwuma mu nkɔso a ɛkɔ so no, ebia nneɛma a wɔde bom yɛ adwuma a ɛyɛ adwuma yiye na ɛnyɛ nea ɛsɛe nneɛma a atwa yɛn ho ahyia no bɛda adi daakye, na ɛbɛma nneɛma ho nyansahu anya nkɔso akɔ soro. Ɛsɛ sɛ nnwumakuw hwɛ nnwuma mu nkɔso yiye na wɔpaw mfiridwuma a wɔde bom yɛ adwuma a ɛfata wɔn ahiade ahorow na ama wɔatumi akura gua so akansi mu.