Wɔ nnɛyi nnuruyɛ mu no, nneɛma a ɛma nneɛma yɛ kɛse no di dwuma titiriw. Sɛ́ nhyehyɛe a ɛboa ma ade no yɛ adwuma no, ɛnyɛ sɛ nea ɔde nneɛma no kɔ no ka nea ɛma nneɛma yɛ adwuma no dwumadi, nea ɛpaw ne nea ɛyɛ den no nko, na mmom ɛkyerɛ ne som asetra ne sikasɛm mu mfaso a ɛwɔ mfiridwuma mu dwumadie so nso. Esiane sɛ wiase nyinaa nnuruyɛ adwuma no renya nkɔso ntɛmntɛm nti, nneɛma a wɔde fa nneɛma a ɛma nneɛma yɛ kɛse no ho ahiasɛm kɔ so yɛ kɛse, na ɛbɛyɛ beae a wɔyɛ nhwehwɛmu kɛse wɔ nneɛma ho nyansahu ne nnuruyɛ mu.
Mpɛn pii no, wɔde nneɛma a ɛwɔ abon mu, te sɛ alumina, silica, zeolite ne carbon-ba a ɛyɛ catalyst so na ɛyɛ. Saa nneɛma yi wɔ soro pɔtee a ɛkorɔn ne rich pore structure, a ebetumi apete nneɛma a ɛyɛ adwuma yiye na ama catalytic efficiency atu mpɔn. Sɛ nhwɛso no, wɔde alumina di dwuma kɛse wɔ petroleum refining ne automobile exhaust purification mu esiane sɛ ɛyɛ hyew yiye wɔ ɔhyew mu ne mfiri ahoɔden nti; Bere a zeolite yɛ adwuma yiye wɔ nnuru pa ne nneɛma a atwa yɛn ho ahyia a ɛma nneɛma yɛ kɛse mu esiane ne pore nhyehyɛe a ɛkɔ so daa nti.
Wɔ nnansa yi mfeɛ mu, ɛnam nneɛma a atwa yɛn ho ahyia ho mmara a ɛreyɛ den kɛseɛ ne nnuru a ɛyɛ ahabammono mfiridwuma ho nkɔsoɔ nti, nhwehwɛmu ne nkɔsoɔ akwankyerɛ a ɛfa catalyst carriers ho no asesa nkakrankakra akɔ adwumayɛ a ɛkorɔn, ɛka a ɛba fam ne nea ɛbɛtena hɔ daa so. Carbon-Nneɛma a egyina so, te sɛ activated carbon ne carbon nanotubes, abɛyɛ wɔn a wɔho hia ma awo ntoatoaso foforo a ɛyɛ catalyst carriers esiane wɔn adsorption ahoɔden a ɛkyɛn so ne nneɛma a atwa yɛn ho ahyia adamfofa nti. Bio nso, metal organic framework materials (MOFs) nso kyerɛ tumi kɛseɛ wɔ field of catalysis mu ɛnam wɔn pore structure a ɛtumi di so yie ne functionalization tumi nti.
Wɔ wiase nyinaa gua so no, ɛnyɛ sɛ wɔde nneɛma a ɛma nneɛma yɛ adwuma a wɔde di dwuma no yɛ nnuru a wɔde di dwuma wɔ amanne kwan so nkutoo, na mmom ɛtrɛw kɔ ahoɔden foforo, aduruyɛ ne nneɛma a atwa yɛn ho ahyia ho banbɔ so. Sɛ nhwɛso no, wɔ hydrogen ahoɔden adwumayɛ mu no, wɔde catalyst carriers di dwuma wɔ petrol nkwammoaa ne nsu mu electrolysis mu de yɛ hydrogen, a ɛka ahoɔden a wɔsakra no yiye no tẽẽ; Wɔ nnuruyɛ adwuma mu no, nneɛma a wɔde di dwuma no boa ma akwan a wɔfa so yɛ nnuru no yɛ papa na ɛma adeyɛ a wɔpaw no tu mpɔn.
Daakye, ɛnam honam fam mfiridwuma foforɔ a ɛrekɔ so ne mfiridwuma mu ahwehwɛdeɛ a ɛrekɔ soro nti, nneɛma a ɛma nneɛma yɛ adwuma no bɛkɔ so anya nkɔsoɔ wɔ akwan a wɔfa so yɛ adwuma ne nyansa kwan so. Sɛ́ ɛyɛ sɛ wɔbɛma nneɛma a ɛma nneɛma yɛ adwuma yiye no atu mpɔn anaasɛ wɔbɛtew nneɛma a wɔyɛ so no so atew no, nneɛma foforo a wɔyɛ wɔ nneɛma a wɔde fa nneɛma ho no bɛyɛ ade titiriw a ɛbɛma nnuru ho adwumayɛfo anya nkɔso. Wɔ amannɔne aguadi nnwumakuw fam no, mfiridwuma mu nkɔso ne gua so nkɔso a ɛwɔ nneɛma a ɛma nneɛma yɛ adwuma no mu no bɛboa ma wɔate wiase nyinaa nnuruyɛ adwuma no nkɔso hokwan ahorow ase.
