In situ synthesis of NbB2–NbC composite powders by milling-assisted carbothermal reduction of oxide raw materials

Massalski, 1990, vol. 3 Ivanovsky, 1998, Quantum-chemical analysis of the chemical stability and cohesive properties of hexagonal TiB2, VB2, ZrB2 and NbB2, Mendeleev Commun., 8, 129, 10.1070/MC1998v008n04ABEH000977 Tsuchida, 2005, Synthesis of NbC and NbB2 by MA–SHS in air process, J. Alloys Compd., 398, 67, 10.1016/j.jallcom.2005.01.049 Peçanha, 2007, Thermodynamic modeling of the Nb–B system, Intermetallics, 15, 999, 10.1016/j.intermet.2006.10.054 Ma, 2009, Formation of nanocrystalline niobium carbide (NbC) with a convenient route at low temperature, J. Alloys Compd., 475, 415, 10.1016/j.jallcom.2008.07.039 Shi, 2005, Synthesis and oxidation behavior of nanocrystalline niobium carbide, Solid State Ionics, 176, 841, 10.1016/j.ssi.2004.11.003 Jha, 2012, Vacuum encapsulated synthesis of 11.5K NbC superconductor, J. Supercond. Novel Magn., 25, 1421, 10.1007/s10948-012-1654-6 Motojima, 1975, Chemical vapor deposition of niobium diboride (NbB2), J. Cryst. Growth, 30, 233, 10.1016/0022-0248(75)90094-9 D.W. Morgan, Kasier Aluminum & Chemical Corporation, USA US3081254, 1963. Y. Murata, The Carborundum Company, USA US3591527, 1971. Yamamoto, 2002, High-pressure synthesis of superconducting Nb1−xB2 (x=0−0.48) with the maximum Tc=9.2K, Physica C, 383, 197, 10.1016/S0921-4534(02)01996-2 Mudgel, 2008, Superconductivity of non-stoichiometric intermetallic compound NbB2, Solid State Commun., 147, 439, 10.1016/j.ssc.2008.07.006 Tsuchida, 2006, Fabrication of SPS compacts from NbC–NbB2 powder mixtures synthesised by the MA–SHS in air process, J. Alloys Compd., 415, 156, 10.1016/j.jallcom.2005.08.012 Peshev, 1968, On the borothermic preparation of some vanadium, niobium and tantalum borides, J. Less Common Metals, 15, 259, 10.1016/0022-5088(68)90184-7 Matsudaira, 1989, Synthesis of niobium boride powder by solid-state reaction between niobium and amorphous boron, J. Less Common Metals, 155, 207, 10.1016/0022-5088(89)90229-4 Junior, 2003, New data on phase equilibria in the Nb-rich region of the Nb–B system, J. Phase Equilib., 24, 140, 10.1361/105497103770330758 Takahashi, 2005, Superconductivity and crystal growth of NbB2, Physica C, 426–431, 478, 10.1016/j.physc.2005.03.033 Nunes, 2005, The NbB2-phase revisited: homogeneity range, defect structure, superconductivity, Acta Mater., 53, 3679, 10.1016/j.actamat.2005.04.020 Jha, 2011, Novel borothermal process for the synthesis of nanocrystalline oxides and borides of niobium, Dalton Trans., 40, 7879, 10.1039/c1dt10468c Cheng, 2013, Synthesis of niobium boride nanoparticle by RF thermal plasma, J. Phys: Conf. Ser., 441, 012031-1-6 Maeda, 1994, Synthesis of ultrafine NbB2 powder by rapid carbothermal reduction in a vertical tubular reactor, J. Alloys Compd., 215, 127, 10.1016/0925-8388(94)90829-X Cai, 2005, Low temperature synthesis of NbB2 nanorods by a solid-state reaction route, Mater. Lett., 59, 3550, 10.1016/j.matlet.2005.07.051 Ma, 2009, A simple inorganic-solvent-thermal route to nanocrystalline niobium diboride, J. Alloys Compd., 468, 473, 10.1016/j.jallcom.2008.01.021 Takeya, 2004, Superconducting phase in niobium diborides prepared by combustion synthesis, Physica C, 412–414, 111, 10.1016/j.physc.2003.12.028 Yeh, 2006, A comparative study on combustion synthesis of Nb–B compounds, J. Alloys Compd., 422, 78, 10.1016/j.jallcom.2005.11.053 Yeh, 2006, Preparation of niobium borides NbB and NbB2 by self-propagating combustion synthesis, J. Alloys Compd., 420, 111, 10.1016/j.jallcom.2005.10.031 Yeh, 2010, Preparation of borides in Nb–B and Cr–B systems by combustion synthesis involving borothermic reduction of Nb2O5 and Cr2O3, J. Alloys Compd., 490, 366, 10.1016/j.jallcom.2009.10.007 Morris, 1991, Ball-milling of elemental powders – compound formation and/or amorphization, J. Mater. Sci., 26, 4687, 10.1007/BF00612407 Iizumi, 2006, Mechanochemically assisted preparation of NbB2 powder, J. Eur. Ceram. Soc., 26, 635, 10.1016/j.jeurceramsoc.2005.06.012 Hassan, 2013, Low temperature carbothermal and boron carbide reduction synthesis of LaB6, J. Alloys Compd., 578, 176, 10.1016/j.jallcom.2013.05.008 Balcı, 2012, Carbothermal production of ZrB2–ZrO2 ceramic powders from ZrO2–B2O3/B system by high energy ball milling and annealing assisted process, Ceram. Int., 38, 2201, 10.1016/j.ceramint.2011.10.067 Qiu, 2012, ZrB2 powders prepared by boro/carbothermal reduction of ZrO2: the effects of carbon source and reaction temperature, Powder Technol., 217, 462, 10.1016/j.powtec.2011.11.002 Kang, 2007, Synthesis of nano-titanium diboride powders by carbothermal reduction, J. Eur. Ceram. Soc., 27, 715, 10.1016/j.jeurceramsoc.2006.04.053 Tsuchida, 2007, MA–SHS of NbC and NbB2 in air from the Nb/B/C powder mixtures, J. Eur. Ceram. Soc., 27, 527, 10.1016/j.jeurceramsoc.2006.04.106 Gasch, 2004, Ultra high temperature ceramic composites, 197 Gilliard, 2014, In situ formation of Fe–NbC/C composite powders from solution-derived precursors by a gas reduction–carburisation process, Ceram. Int., 40, 14881, 10.1016/j.ceramint.2014.06.083 Suryanarayana, 1998 Tsou, 1996, Design of multilayer plasma-assisted CVD coatings for the oxidation protection of composite materials, Surf. Coat. Technol., 79, 139, 10.1016/0257-8972(95)02424-7 Moon, 2004, Temperature effect on structural properties of boron oxide thin films deposited by MOCVD method, Thin Solid Films, 464–465, 164, 10.1016/j.tsf.2004.05.107 Jalaly, 2014, An investigation on the formation mechanism of nano ZrB2 powder by a magnesiothermic reaction, J. Alloys Compd., 588, 36, 10.1016/j.jallcom.2013.11.050 Yaghoubi, 2014, Effect of the magnesium content on the mechanochemical behavior in ternary system Mg–B2O3–C, Int. J. Refract Metal Hard Mater., 43, 132, 10.1016/j.ijrmhm.2013.11.014 Suryanarayana, 2001, Mechanical alloying and milling, Prog. Mater Sci., 46, 1, 10.1016/S0079-6425(99)00010-9