V–B system

0 accepted literature values from 0 paper(s); 4 calculated phase diagram(s).

Data: interactive phase diagram · Markdown

Calculated phase diagrams

Binary phase diagrams calculated with pycalphad 0.11.2 from the SGTE binary collection (Hallstedt 2025, CC BY 4.0). Evidence class: model.

Assessments with a calculated phase diagram
TDB file	Assessment	SHA-256	Links
VB-12Hom.tdb	V. Homolova, A. Kroupa, A. Vyrostkova, J. Alloys Compd., 520, 30-35(2012). doi:10.1016/j.jallcom.2011.11.155	`5dc15917ed367b37733c7ccdb81d243f7aeeaaaec7120de416a8a9b7776fe1b3`	viewer · TDB · JSON
VB-17Pin.tdb	A.A.A. Pinto da Silva, N. Chaia, F. Ferreira, G.C. Coelho, J.-M. Fiorani, N. David, M. Vilasi, C.A. Nunes, Calphad, 59, 199-206(2017). doi:10.1016/j.calphad.2017.10.001	`672a0c551b49a3b210de043afe38324de374e7ea446c517ab8658d5f29222b40`	viewer · TDB · JSON
VB-81Spe.tdb	K.E. Spear, J.H. Blanks, M.S. Wang, J. Less-Common Met., 82, 237-43(1981). doi:10.1016/0022-5088(81)90224-1	`3d2fe26a3074d813e3a6991ef339793d2db288b3b15d840180cfeb72be06dfd3`	viewer · TDB · JSON
VB-91Pan-LB.tdb	L.-M. Pan, unpublished, 1991.	`6135bb1fbdaf1397cd4d433fcc275355104df9f5fdbe8b9047e21a575555e4dc`	viewer · TDB · JSON

Calculated three-phase invariants (model, mole fraction of the second component)
TDB file	T (K)	Phases at the invariant
VB-12Hom.tdb	2923.06	LIQUID (x(B) 0.56316) + V2B3 (x(B) 0.6) + MB2_C32 (x(B) 0.66667)
VB-12Hom.tdb	2923.06	LIQUID (x(B) 0.56352) + V2B3 (x(B) 0.6) + MB2_C32 (x(B) 0.66667)
VB-12Hom.tdb	2923.05	LIQUID (x(B) 0.56329) + V2B3 (x(B) 0.6) + MB2_C32 (x(B) 0.66667)
VB-12Hom.tdb	2912.58	LIQUID (x(B) 0.55078) + V3B4_D7B (x(B) 0.57143) + V2B3 (x(B) 0.6)
VB-12Hom.tdb	2912.58	LIQUID (x(B) 0.55063) + V3B4_D7B (x(B) 0.57143) + V2B3 (x(B) 0.6)
VB-12Hom.tdb	2912.58	LIQUID (x(B) 0.55107) + V3B4_D7B (x(B) 0.57143) + V2B3 (x(B) 0.6)
VB-12Hom.tdb	2815.44	LIQUID (x(B) 0.4702) + MB_B33 (x(B) 0.5) + V3B4_D7B (x(B) 0.57143)
VB-12Hom.tdb	2815.44	LIQUID (x(B) 0.47055) + MB_B33 (x(B) 0.5) + V3B4_D7B (x(B) 0.57143)
VB-12Hom.tdb	2815.44	LIQUID (x(B) 0.47007) + MB_B33 (x(B) 0.5) + V3B4_D7B (x(B) 0.57143)
VB-12Hom.tdb	2307.86	MB2_C32 (x(B) 0.66667) + LIQUID (x(B) 0.95624) + BETA_RHOMBO_B (x(B) 1)
VB-12Hom.tdb	2307.86	MB2_C32 (x(B) 0.66667) + LIQUID (x(B) 0.95639) + BETA_RHOMBO_B (x(B) 1)
VB-12Hom.tdb	2195.54	LIQUID (x(B) 0.22103) + V3B2_D5A (x(B) 0.4) + MB_B33 (x(B) 0.5)
VB-12Hom.tdb	2195.54	LIQUID (x(B) 0.22111) + V3B2_D5A (x(B) 0.4) + MB_B33 (x(B) 0.5)
VB-12Hom.tdb	2195.54	LIQUID (x(B) 0.22099) + V3B2_D5A (x(B) 0.4) + MB_B33 (x(B) 0.5)
VB-12Hom.tdb	2080.21	MB_B33 (x(B) 0.5) + V5B6 (x(B) 0.54545) + V3B4_D7B (x(B) 0.57143)
VB-12Hom.tdb	2006.43	BCC_A2 (x(B) 0.00782) + LIQUID (x(B) 0.14505) + V3B2_D5A (x(B) 0.4)
VB-12Hom.tdb	2006.43	BCC_A2 (x(B) 0.00781) + LIQUID (x(B) 0.14492) + V3B2_D5A (x(B) 0.4)
VB-17Pin.tdb	2878.16	LIQUID (x(B) 0.53614) + V2B3 (x(B) 0.6) + MB2_C32 (x(B) 0.66667)
VB-17Pin.tdb	2878.16	LIQUID (x(B) 0.53606) + V2B3 (x(B) 0.6) + MB2_C32 (x(B) 0.66667)
VB-17Pin.tdb	2878.16	LIQUID (x(B) 0.53618) + V2B3 (x(B) 0.6) + MB2_C32 (x(B) 0.66667)
VB-17Pin.tdb	2872.31	LIQUID (x(B) 0.53145) + V3B4_D7B (x(B) 0.57143) + V2B3 (x(B) 0.6)
VB-17Pin.tdb	2872.31	LIQUID (x(B) 0.53146) + V3B4_D7B (x(B) 0.57143) + V2B3 (x(B) 0.6)
VB-17Pin.tdb	2872.31	LIQUID (x(B) 0.53142) + V3B4_D7B (x(B) 0.57143) + V2B3 (x(B) 0.6)
VB-17Pin.tdb	2857.7	LIQUID (x(B) 0.51545) + V5B6 (x(B) 0.54545) + V3B4_D7B (x(B) 0.57143)
VB-17Pin.tdb	2857.7	LIQUID (x(B) 0.51544) + V5B6 (x(B) 0.54545) + V3B4_D7B (x(B) 0.57143)
VB-17Pin.tdb	2856.9	MB_B33 (x(B) 0.5) + LIQUID (x(B) 0.51409) + V5B6 (x(B) 0.54545)
VB-17Pin.tdb	2310.46	MB2_C32 (x(B) 0.66667) + LIQUID (x(B) 0.96156) + BETA_RHOMBO_B (x(B) 1)
VB-17Pin.tdb	2310.45	MB2_C32 (x(B) 0.66667) + LIQUID (x(B) 0.96177) + BETA_RHOMBO_B (x(B) 1)
VB-17Pin.tdb	2177.81	LIQUID (x(B) 0.18713) + V3B2_D5A (x(B) 0.4) + MB_B33 (x(B) 0.5)
VB-17Pin.tdb	2177.81	LIQUID (x(B) 0.18716) + V3B2_D5A (x(B) 0.4) + MB_B33 (x(B) 0.5)
VB-17Pin.tdb	2004.56	BCC_A2 (x(B) 1.400e-4) + LIQUID (x(B) 0.11307) + V3B2_D5A (x(B) 0.4)
VB-17Pin.tdb	2004.56	BCC_A2 (x(B) 1.400e-4) + LIQUID (x(B) 0.11295) + V3B2_D5A (x(B) 0.4)
VB-17Pin.tdb	2004.56	BCC_A2 (x(B) 1.400e-4) + LIQUID (x(B) 0.11295) + V3B2_D5A (x(B) 0.4)
VB-81Spe.tdb	2908.94	LIQUID (x(B) 0.57613) + V2B3 (x(B) 0.6) + MB2_C32 (x(B) 0.66667)
VB-81Spe.tdb	2908.94	LIQUID (x(B) 0.576) + V2B3 (x(B) 0.6) + MB2_C32 (x(B) 0.66667)
VB-81Spe.tdb	2908.94	LIQUID (x(B) 0.57635) + V2B3 (x(B) 0.6) + MB2_C32 (x(B) 0.66667)
VB-81Spe.tdb	2897.22	LIQUID (x(B) 0.56079) + V3B4_D7B (x(B) 0.57143) + V2B3 (x(B) 0.6)
VB-81Spe.tdb	2897.21	LIQUID (x(B) 0.56053) + V3B4_D7B (x(B) 0.57143) + V2B3 (x(B) 0.6)
VB-81Spe.tdb	2897.21	LIQUID (x(B) 0.56042) + V3B4_D7B (x(B) 0.57143) + V2B3 (x(B) 0.6)
VB-81Spe.tdb	2809.11	LIQUID (x(B) 0.48632) + MB_B33 (x(B) 0.5) + V3B4_D7B (x(B) 0.57143)
VB-81Spe.tdb	2809.11	LIQUID (x(B) 0.48656) + MB_B33 (x(B) 0.5) + V3B4_D7B (x(B) 0.57143)
VB-81Spe.tdb	2809.11	LIQUID (x(B) 0.48623) + MB_B33 (x(B) 0.5) + V3B4_D7B (x(B) 0.57143)
VB-81Spe.tdb	2324.41	MB2_C32 (x(B) 0.66667) + LIQUID (x(B) 0.97032) + BETA_RHOMBO_B (x(B) 1)
VB-81Spe.tdb	2324.41	MB2_C32 (x(B) 0.66667) + LIQUID (x(B) 0.97039) + BETA_RHOMBO_B (x(B) 1)
VB-81Spe.tdb	2195.92	LIQUID (x(B) 0.24899) + V3B2_D5A (x(B) 0.4) + MB_B33 (x(B) 0.5)
VB-81Spe.tdb	2195.92	LIQUID (x(B) 0.24912) + V3B2_D5A (x(B) 0.4) + MB_B33 (x(B) 0.5)
VB-81Spe.tdb	2195.92	LIQUID (x(B) 0.24897) + V3B2_D5A (x(B) 0.4) + MB_B33 (x(B) 0.5)
VB-81Spe.tdb	2009.91	BCC_A2 (x(B) 0) + LIQUID (x(B) 0.15483) + V3B2_D5A (x(B) 0.4)
VB-81Spe.tdb	2009.91	BCC_A2 (x(B) 0) + LIQUID (x(B) 0.15479) + V3B2_D5A (x(B) 0.4)
VB-81Spe.tdb	2009.91	BCC_A2 (x(B) 0) + LIQUID (x(B) 0.1546) + V3B2_D5A (x(B) 0.4)
VB-81Spe.tdb	1992.65	MB_B33 (x(B) 0.5) + V5B6 (x(B) 0.54545) + V3B4_D7B (x(B) 0.57143)
VB-91Pan-LB.tdb	2923.06	LIQUID (x(B) 0.56316) + V2B3 (x(B) 0.6) + MB2_C32 (x(B) 0.66667)
VB-91Pan-LB.tdb	2923.06	LIQUID (x(B) 0.56352) + V2B3 (x(B) 0.6) + MB2_C32 (x(B) 0.66667)
VB-91Pan-LB.tdb	2923.05	LIQUID (x(B) 0.56329) + V2B3 (x(B) 0.6) + MB2_C32 (x(B) 0.66667)
VB-91Pan-LB.tdb	2912.58	LIQUID (x(B) 0.55078) + V3B4_D7B (x(B) 0.57143) + V2B3 (x(B) 0.6)
VB-91Pan-LB.tdb	2912.58	LIQUID (x(B) 0.55063) + V3B4_D7B (x(B) 0.57143) + V2B3 (x(B) 0.6)
VB-91Pan-LB.tdb	2912.58	LIQUID (x(B) 0.55107) + V3B4_D7B (x(B) 0.57143) + V2B3 (x(B) 0.6)
VB-91Pan-LB.tdb	2815.44	LIQUID (x(B) 0.4702) + MB_B33 (x(B) 0.5) + V3B4_D7B (x(B) 0.57143)
VB-91Pan-LB.tdb	2815.44	LIQUID (x(B) 0.47055) + MB_B33 (x(B) 0.5) + V3B4_D7B (x(B) 0.57143)
VB-91Pan-LB.tdb	2815.44	LIQUID (x(B) 0.47007) + MB_B33 (x(B) 0.5) + V3B4_D7B (x(B) 0.57143)
VB-91Pan-LB.tdb	2307.86	MB2_C32 (x(B) 0.66667) + LIQUID (x(B) 0.95624) + BETA_RHOMBO_B (x(B) 1)
VB-91Pan-LB.tdb	2307.86	MB2_C32 (x(B) 0.66667) + LIQUID (x(B) 0.95639) + BETA_RHOMBO_B (x(B) 1)
VB-91Pan-LB.tdb	2195.54	LIQUID (x(B) 0.22103) + V3B2_D5A (x(B) 0.4) + MB_B33 (x(B) 0.5)
VB-91Pan-LB.tdb	2195.54	LIQUID (x(B) 0.22112) + V3B2_D5A (x(B) 0.4) + MB_B33 (x(B) 0.5)
VB-91Pan-LB.tdb	2195.54	LIQUID (x(B) 0.22099) + V3B2_D5A (x(B) 0.4) + MB_B33 (x(B) 0.5)
VB-91Pan-LB.tdb	2021.89	MB_B33 (x(B) 0.5) + V5B6 (x(B) 0.54545) + V3B4_D7B (x(B) 0.57143)
VB-91Pan-LB.tdb	2006.5	BCC_A2 (x(B) 0.00786) + LIQUID (x(B) 0.14508) + V3B2_D5A (x(B) 0.4)
VB-91Pan-LB.tdb	2006.5	BCC_A2 (x(B) 0.00786) + LIQUID (x(B) 0.14495) + V3B2_D5A (x(B) 0.4)
VB-91Pan-LB.tdb	763.09	V5B6 (x(B) 0.54545) + V3B4_D7B (x(B) 0.57143) + V2B3 (x(B) 0.6)

Please cite

R. Arróyave, J. Saal, D. Shin, ORCHID-Diagrams: calculated binary phase diagrams (version 2026.10), Zenodo (2026). doi:10.5281/zenodo.23735859
R. Arróyave, J. Saal, D. Shin, ORCHID data: umbrella record of the ORCHID datasets (version 2026.10; Version 1, machine-extracted), Zenodo (2026). doi:10.5281/zenodo.23736065

Also cite B. Hallstedt, The SGTE collection of binary datasets, Calphad 89 (2025) 102833, https://doi.org/10.1016/j.calphad.2025.102833 (CC BY 4.0), and the original assessment named in each file; the original source of every value you use (paper_citation / paper_doi, and cited_dois for values the paper cites from earlier work); A. Jain et al., The Materials Project: A materials genome approach to accelerating materials innovation, APL Materials 1 (2013) 011002, https://doi.org/10.1063/1.4812323 (CC BY 4.0); J. E. Saal et al., JOM 65 (2013) 1501, https://doi.org/10.1007/s11837-013-0755-4 and S. Kirklin et al., npj Comput. Mater. 1 (2015) 15010, https://doi.org/10.1038/npjcompumats.2015.10 (CC BY 4.0). Version 1, machine-extracted: values were read by language-model readers constrained to quote their source and checked automatically, and the release was then audited on the printed pages by adversarial audits, an independent second review of fit-facing records and a preliminary human review of a frozen sample. Flags such as accepted and ESPEI-ready record screening results, not certification; known issues are listed in the release notes.

@misc{orchid_phase_diagrams_2026,
  author    = {Arr{\'o}yave, Raymundo and Saal, James and Shin, Dongwon},
  title     = {{ORCHID-Diagrams: calculated binary phase diagrams}},
  version   = {2026.10},
  publisher = {Zenodo},
  year      = {2026},
  doi       = {10.5281/zenodo.23735859},
  url       = {https://doi.org/10.5281/zenodo.23735859}
}

@misc{orchid_data_2026,
  author    = {Arr{\'o}yave, Raymundo and Saal, James and Shin, Dongwon},
  title     = {{ORCHID data: umbrella record of the ORCHID datasets}},
  version   = {2026.10},
  publisher = {Zenodo},
  year      = {2026},
  doi       = {10.5281/zenodo.23736065},
  url       = {https://doi.org/10.5281/zenodo.23736065},
  note      = {Version 1, machine-extracted}
}