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. 2024 Nov 12. Online ahead of print. doi: 10.1039/d4na00738g

Summary of compositions found from the XRD results of Ti4AlB2N and Ti4AlB2C samples.

Sample compound Compositions of samples sintered at different temperatures Remarks
Ti4AlB2N Sample 306C (950 °C) Sample 206B (1050 °C) Sample 306A (1150 °C) Sample 306B (1250 °C) Sample 206A (1325 °C) MAX phase formation increases with the increase of sintering temperature. Amorphous B is dispersed uniformly
Ti4AlN3 = 1.4%, (Ti4N3B2) = 0.2%, Al2Ti3N2 = 1.2%, (AlB12) = 51.1%, B = 45.8%, TiB = 0.3% Ti4AlN3 = 0.8%, TiB = 1.1%, AlB = 39.2%, B = 58.9% Ti4AlN3 = 0% (Ti4N3B2) = 0.2%, Al2Ti3N2 = 1.2% (B12)4B2Ti = 3.7%, (AlB12) = 50.0%, B = 44.8% Ti4 AlN3 = 1.1% (Ti4N3B2) = 0.2%, Al2Ti3N2 = 0.9%, B = 97.8% Ti4AlN3 = 2.9%, Ti3AlC2 = 1.8%, Al2Ti3N2 = 2.5%, TiB2 = 0.1%, B = 92.6%
Ti4AlB2C Sample 306C (950 °C) Sample 206B (1050 °C) Sample 306A (1150 °C) Sample 306B (1250 °C) Sample 206A (1325 °C) MAX phase formation increases with the increase of sintering temperature. Amorphous B is dispersed more uniformly
Ti3AlC2 = 0.9%, TiB = 0.3%, (AlB12) = 52.1%, B = 46.7% Ti3AlC2 = 1.7%, (B12)4B2Ti = 7.1%, BN = 5.8%, B = 85.4% Ti3AlC2 = 1.9%, TiB = 0.6%, AlB2 = 0.0%, B = 97.5% Ti3AlC2 = 2.0%, TiB2 = 0.1%, B = 98.0% Ti3AlC2 = 2.0%, TiB2 = 0.1%, B = 98.0%