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MoS 2 Synthesis. Traditional Synthesis Mo + 2 S MoS 2 Rapid Solid-State Synthesis MoCl 5 + 5/2 Na 2 S MoS 2 + 5 NaCl +1/2 S. ≥ 1000°C days. Room temperature seconds. Nature , 349 , 510 (1991). start 0.00 s. 0.04 s. 0.08 s. 0.12 s. 0.33 s. 0.88 s. 1.50 s.
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MoS2 Synthesis Traditional Synthesis Mo + 2 S MoS2 Rapid Solid-State Synthesis MoCl5 + 5/2 Na2S MoS2 + 5 NaCl +1/2 S ≥ 1000°C days Room temperature seconds Nature, 349, 510 (1991).
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X-ray Diffraction Patterns of MoS2 MoS2 from precursors ∆Hrxn = – 213 kcal/mol Tmax = 1413 ºC MoS2 from elements
Solid Solutions Mixed Anion: MoCl5 + Na2(S, Se) Mo(S, Se)2 + NaCl Inorg. Chem., 31, 2127 (1992). Mixed Metal: MoCl5•WCl6 + Na2S (Mo, W)S2 + NaCl Inorg. Chem., 32, 6084 (1993).
Refractory Nitrides AlN*, BN, HfN, NbN, TaN, TiN, ZrN** ZrCl4 + 4/3 Li3N ZrN + 4 LiCl + 1/6 N2 ∆Hrxn = –190.6 kcal/mol Tmax = 1382 ºC * Inorg. Chem., 42, 2719 (2003). ** Inorg. Chem., 33, 5693 (1994).
ZrN in-situ Temperature Measurement 1370 °C, 0.65 sec Chem. Mater., 8, 333 (1996).