Dy–Ni system

36 accepted literature values from 1 paper(s) (experimental 22, model 14); 2 calculated phase diagram(s). 3 further extracted value(s) not accepted by the reader-agreement checks are only in the JSON/CSV.

Data: JSON · CSV · interactive explorer · interactive phase diagram · phases (14) · papers (bibliography) · Markdown

Accepted values by evidence class
Evidence classValues
experimental22
model14
Accepted values by property group
Property groupValues
invariant reaction29
phase transition7

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 fileAssessmentSHA-256Links
DyNi-09Li-newDy.tdbM. Li, W. Han, Calphad, 33, 517-20(2009). doi:10.1016/j.calphad.2009.03.0040488ea299b6a97c7f9dd1d3f57381eb2bda4f202bd64f0fc2ca09d35392308d9viewer · TDB · JSON
DyNi-09Li.tdbM. Li, W. Han, Calphad, 33, 517-20(2009). doi:10.1016/j.calphad.2009.03.004b48694e780426b9f9b66d6927bb116d6f8379e909ec5600876a739225f8fa055viewer · TDB · JSON
Calculated three-phase invariants (model, mole fraction of the second component)
TDB fileT (K)Phases at the invariant
DyNi-09Li-newDy.tdb1654.15BCC_A2 (x(Ni) 0) + HCP_A3 (x(Ni) 0) + LIQUID (x(Ni) 0.01665)
DyNi-09Li-newDy.tdb1654.15HCP_A3 (x(Ni) 0) + BCC_A2 (x(Ni) 0) + LIQUID (x(Ni) 0.01651)
DyNi-09Li-newDy.tdb1625.15LIQUID (x(Ni) 0.77915) + DY4NI17 (x(Ni) 0.80952) + DYNI5_D2D (x(Ni) 0.83333)
DyNi-09Li-newDy.tdb1625.15LIQUID (x(Ni) 0.77934) + DY4NI17 (x(Ni) 0.80952) + DYNI5_D2D (x(Ni) 0.83333)
DyNi-09Li-newDy.tdb1625.15LIQUID (x(Ni) 0.779) + DY4NI17 (x(Ni) 0.80952) + DYNI5_D2D (x(Ni) 0.83333)
DyNi-09Li-newDy.tdb1608.95LIQUID (x(Ni) 0.76368) + DYNI4 (x(Ni) 0.8) + DY4NI17 (x(Ni) 0.80952)
DyNi-09Li-newDy.tdb1608.95LIQUID (x(Ni) 0.76389) + DYNI4 (x(Ni) 0.8) + DY4NI17 (x(Ni) 0.80952)
DyNi-09Li-newDy.tdb1608.95LIQUID (x(Ni) 0.76346) + DYNI4 (x(Ni) 0.8) + DY4NI17 (x(Ni) 0.80952)
DyNi-09Li-newDy.tdb1586.39DYNI5_D2D (x(Ni) 0.83333) + DY2NI17 (x(Ni) 0.89474) + LIQUID (x(Ni) 0.90585)
DyNi-09Li-newDy.tdb1586.38DYNI5_D2D (x(Ni) 0.83333) + DY2NI17 (x(Ni) 0.89474) + LIQUID (x(Ni) 0.90606)
DyNi-09Li-newDy.tdb1579.78LIQUID (x(Ni) 0.74082) + DY2NI7 (x(Ni) 0.77778) + DYNI4 (x(Ni) 0.8)
DyNi-09Li-newDy.tdb1579.78LIQUID (x(Ni) 0.74083) + DY2NI7 (x(Ni) 0.77778) + DYNI4 (x(Ni) 0.8)
DyNi-09Li-newDy.tdb1579.78LIQUID (x(Ni) 0.7407) + DY2NI7 (x(Ni) 0.77778) + DYNI4 (x(Ni) 0.8)
DyNi-09Li-newDy.tdb1565.69DY2NI17 (x(Ni) 0.89474) + LIQUID (x(Ni) 0.93055) + FCC_A1 (x(Ni) 1)
DyNi-09Li-newDy.tdb1565.69DY2NI17 (x(Ni) 0.89474) + LIQUID (x(Ni) 0.93057) + FCC_A1 (x(Ni) 1)
DyNi-09Li-newDy.tdb1565.69DY2NI17 (x(Ni) 0.89474) + LIQUID (x(Ni) 0.93067) + FCC_A1 (x(Ni) 1)
DyNi-09Li-newDy.tdb1555.14LIQUID (x(Ni) 0.72042) + DYNI3 (x(Ni) 0.75) + DY2NI7 (x(Ni) 0.77778)
DyNi-09Li-newDy.tdb1555.14LIQUID (x(Ni) 0.72048) + DYNI3 (x(Ni) 0.75) + DY2NI7 (x(Ni) 0.77778)
DyNi-09Li-newDy.tdb1555.14LIQUID (x(Ni) 0.72041) + DYNI3 (x(Ni) 0.75) + DY2NI7 (x(Ni) 0.77778)
DyNi-09Li-newDy.tdb1541.4DYNI2_C15 (x(Ni) 0.66667) + LIQUID (x(Ni) 0.70551) + DYNI3 (x(Ni) 0.75)
DyNi-09Li-newDy.tdb1541.4DYNI2_C15 (x(Ni) 0.66667) + LIQUID (x(Ni) 0.70575) + DYNI3 (x(Ni) 0.75)
DyNi-09Li-newDy.tdb1541.4DYNI2_C15 (x(Ni) 0.66667) + LIQUID (x(Ni) 0.70548) + DYNI3 (x(Ni) 0.75)
DyNi-09Li-newDy.tdb1438.09DYNI_B27 (x(Ni) 0.5) + LIQUID (x(Ni) 0.56727) + DYNI2_C15 (x(Ni) 0.66667)
DyNi-09Li-newDy.tdb1438.08DYNI_B27 (x(Ni) 0.5) + LIQUID (x(Ni) 0.56717) + DYNI2_C15 (x(Ni) 0.66667)
DyNi-09Li-newDy.tdb1217.74LIQUID (x(Ni) 0.37133) + DY3NI2 (x(Ni) 0.4) + DYNI_B27 (x(Ni) 0.5)
DyNi-09Li-newDy.tdb1217.74LIQUID (x(Ni) 0.37144) + DY3NI2 (x(Ni) 0.4) + DYNI_B27 (x(Ni) 0.5)
DyNi-09Li-newDy.tdb1051.62HCP_A3 (x(Ni) 0) + LIQUID (x(Ni) 0.24998) + DY3NI_D011 (x(Ni) 0.25)
DyNi-09Li-newDy.tdb1051.62HCP_A3 (x(Ni) 0) + LIQUID (x(Ni) 0.24999) + DY3NI_D011 (x(Ni) 0.25)
DyNi-09Li-newDy.tdb1051.62HCP_A3 (x(Ni) 0) + LIQUID (x(Ni) 0.24983) + DY3NI_D011 (x(Ni) 0.25)
DyNi-09Li-newDy.tdb987.31DY3NI_D011 (x(Ni) 0.25) + LIQUID (x(Ni) 0.30118) + DY3NI2 (x(Ni) 0.4)
DyNi-09Li-newDy.tdb987.31DY3NI_D011 (x(Ni) 0.25) + LIQUID (x(Ni) 0.30116) + DY3NI2 (x(Ni) 0.4)
DyNi-09Li-newDy.tdb987.31DY3NI_D011 (x(Ni) 0.25) + LIQUID (x(Ni) 0.30126) + DY3NI2 (x(Ni) 0.4)
DyNi-09Li.tdb1659BCC_A2 (x(Ni) 0) + HCP_A3 (x(Ni) 0) + LIQUID (x(Ni) 0.01242)
DyNi-09Li.tdb1659HCP_A3 (x(Ni) 0) + BCC_A2 (x(Ni) 0) + LIQUID (x(Ni) 0.01221)
DyNi-09Li.tdb1624.79LIQUID (x(Ni) 0.7793) + DY4NI17 (x(Ni) 0.80952) + DYNI5_D2D (x(Ni) 0.83333)
DyNi-09Li.tdb1624.79LIQUID (x(Ni) 0.77895) + DY4NI17 (x(Ni) 0.80952) + DYNI5_D2D (x(Ni) 0.83333)
DyNi-09Li.tdb1624.78LIQUID (x(Ni) 0.77912) + DY4NI17 (x(Ni) 0.80952) + DYNI5_D2D (x(Ni) 0.83333)
DyNi-09Li.tdb1608.42LIQUID (x(Ni) 0.76363) + DYNI4 (x(Ni) 0.8) + DY4NI17 (x(Ni) 0.80952)
DyNi-09Li.tdb1608.42LIQUID (x(Ni) 0.76383) + DYNI4 (x(Ni) 0.8) + DY4NI17 (x(Ni) 0.80952)
DyNi-09Li.tdb1608.42LIQUID (x(Ni) 0.76342) + DYNI4 (x(Ni) 0.8) + DY4NI17 (x(Ni) 0.80952)
DyNi-09Li.tdb1586.01DYNI5_D2D (x(Ni) 0.83333) + DY2NI17 (x(Ni) 0.89474) + LIQUID (x(Ni) 0.90596)
DyNi-09Li.tdb1586.01DYNI5_D2D (x(Ni) 0.83333) + DY2NI17 (x(Ni) 0.89474) + LIQUID (x(Ni) 0.90574)
DyNi-09Li.tdb1578.92LIQUID (x(Ni) 0.74074) + DY2NI7 (x(Ni) 0.77778) + DYNI4 (x(Ni) 0.8)
DyNi-09Li.tdb1578.92LIQUID (x(Ni) 0.74063) + DY2NI7 (x(Ni) 0.77778) + DYNI4 (x(Ni) 0.8)
DyNi-09Li.tdb1565.33DY2NI17 (x(Ni) 0.89474) + LIQUID (x(Ni) 0.93044) + FCC_A1 (x(Ni) 1)
DyNi-09Li.tdb1565.33DY2NI17 (x(Ni) 0.89474) + LIQUID (x(Ni) 0.93046) + FCC_A1 (x(Ni) 1)
DyNi-09Li.tdb1565.33DY2NI17 (x(Ni) 0.89474) + LIQUID (x(Ni) 0.93056) + FCC_A1 (x(Ni) 1)
DyNi-09Li.tdb1553.98LIQUID (x(Ni) 0.72029) + DYNI3 (x(Ni) 0.75) + DY2NI7 (x(Ni) 0.77778)
DyNi-09Li.tdb1553.98LIQUID (x(Ni) 0.72034) + DYNI3 (x(Ni) 0.75) + DY2NI7 (x(Ni) 0.77778)
DyNi-09Li.tdb1540DYNI2_C15 (x(Ni) 0.66667) + LIQUID (x(Ni) 0.70531) + DYNI3 (x(Ni) 0.75)
DyNi-09Li.tdb1540DYNI2_C15 (x(Ni) 0.66667) + LIQUID (x(Ni) 0.70548) + DYNI3 (x(Ni) 0.75)
DyNi-09Li.tdb1540DYNI2_C15 (x(Ni) 0.66667) + LIQUID (x(Ni) 0.70528) + DYNI3 (x(Ni) 0.75)
DyNi-09Li.tdb1433.64DYNI_B27 (x(Ni) 0.5) + LIQUID (x(Ni) 0.5664) + DYNI2_C15 (x(Ni) 0.66667)
DyNi-09Li.tdb1433.64DYNI_B27 (x(Ni) 0.5) + LIQUID (x(Ni) 0.56641) + DYNI2_C15 (x(Ni) 0.66667)
DyNi-09Li.tdb1200.16LIQUID (x(Ni) 0.36967) + DY3NI2 (x(Ni) 0.4) + DYNI_B27 (x(Ni) 0.5)
DyNi-09Li.tdb1200.16LIQUID (x(Ni) 0.36977) + DY3NI2 (x(Ni) 0.4) + DYNI_B27 (x(Ni) 0.5)
DyNi-09Li.tdb1032.37HCP_A3 (x(Ni) 0) + DY3NI_D011 (x(Ni) 0.25) + LIQUID (x(Ni) 0.25008)
DyNi-09Li.tdb1032.37HCP_A3 (x(Ni) 0) + DY3NI_D011 (x(Ni) 0.25) + LIQUID (x(Ni) 0.25012)
DyNi-09Li.tdb1032.37HCP_A3 (x(Ni) 0) + LIQUID (x(Ni) 0.24997) + DY3NI_D011 (x(Ni) 0.25)
DyNi-09Li.tdb969.98DY3NI_D011 (x(Ni) 0.25) + LIQUID (x(Ni) 0.30062) + DY3NI2 (x(Ni) 0.4)
DyNi-09Li.tdb969.98DY3NI_D011 (x(Ni) 0.25) + LIQUID (x(Ni) 0.30059) + DY3NI2 (x(Ni) 0.4)
DyNi-09Li.tdb969.98DY3NI_D011 (x(Ni) 0.25) + LIQUID (x(Ni) 0.30073) + DY3NI2 (x(Ni) 0.4)

Convex hulls: Materials Project DFT hull · OQMD DFT hull · CALPHAD hull DyNi-09Li-newDy

Invariant reactions (literature)

Invariant reactions reported in the literature for the Dy–Ni system (29)
T (K)Reaction / phasesCompositions (mole fraction)ClassSourceLocationQuote
1625peritectic: L + DyNi5 -> Dy4Ni17DyNi5: Ni 0.833333; Dy4Ni17: Ni 0.809524experimental[1] Li 2009
cites Nassau 1959
Table 1, p. 2, row 20
report
1625peritecticexperimental[1] Li 2009p. 1
report
The intermetallic compounds DyNi and DyNi5 melted congruently at 1521 K and 1660 K, and the intermetallic compounds Dy3 Ni, Dy3 Ni2 , DyNi, DyNi3 , Dy2 Ni7 , DyNi4 , and Dy3 Ni17 were formed by peritectic reactions at 1035 K, 1201 K, 1531 K, 1580 K, 1609 K, 1625 K and 1594 K, respectively.
1625peritectic: L + DyNi5 -> Dy4Ni17DyNi5: Ni 0.833333; Dy4Ni17: Ni 0.809524model[1] Li 2009Table 1, p. 2, row 21
report
1609peritectic: L + Dy4Ni17 -> DyNi4Dy4Ni17: Ni 0.809524; DyNi4: Ni 0.8experimental[1] Li 2009
cites Nassau 1959
Table 1, p. 2, row 18
report
1609peritecticexperimental[1] Li 2009p. 1
report
The intermetallic compounds DyNi and DyNi5 melted congruently at 1521 K and 1660 K, and the intermetallic compounds Dy3 Ni, Dy3 Ni2 , DyNi, DyNi3 , Dy2 Ni7 , DyNi4 , and Dy3 Ni17 were formed by peritectic reactions at 1035 K, 1201 K, 1531 K, 1580 K, 1609 K, 1625 K and 1594 K, respectively.
1608peritectic: L + Dy4Ni17 -> DyNi4Dy4Ni17: Ni 0.809524; DyNi4: Ni 0.8model[1] Li 2009Table 1, p. 2, row 19
report
1594peritectic: L + DyNi5 -> Dy2Ni17DyNi5: Ni 0.833333; Dy2Ni17: Ni 0.894737experimental[1] Li 2009
cites Nassau 1959
Table 1, p. 2, row 24
report
1594peritecticexperimental[1] Li 2009p. 1
report
The intermetallic compounds DyNi and DyNi5 melted congruently at 1521 K and 1660 K, and the intermetallic compounds Dy3 Ni, Dy3 Ni2 , DyNi, DyNi3 , Dy2 Ni7 , DyNi4 , and Dy3 Ni17 were formed by peritectic reactions at 1035 K, 1201 K, 1531 K, 1580 K, 1609 K, 1625 K and 1594 K, respectively.
1586peritectic: L + DyNi5 -> Dy2Ni17DyNi5: Ni 0.833333; Dy2Ni17: Ni 0.894737model[1] Li 2009Table 1, p. 2, row 25
report
1580peritectic: L + DyNi4 -> Dy2Ni7DyNi4: Ni 0.8; Dy2Ni7: Ni 0.777778experimental[1] Li 2009
cites Nassau 1959
Table 1, p. 2, row 16
report
1580peritecticexperimental[1] Li 2009p. 1
report
The intermetallic compounds DyNi and DyNi5 melted congruently at 1521 K and 1660 K, and the intermetallic compounds Dy3 Ni, Dy3 Ni2 , DyNi, DyNi3 , Dy2 Ni7 , DyNi4 , and Dy3 Ni17 were formed by peritectic reactions at 1035 K, 1201 K, 1531 K, 1580 K, 1609 K, 1625 K and 1594 K, respectively.
1579peritectic: L + DyNi4 -> Dy2Ni7DyNi4: Ni 0.8; Dy2Ni7: Ni 0.777778model[1] Li 2009Table 1, p. 2, row 17
report
1565eutectic: L -> (Ni) + Dy2Ni17(Ni): Ni 1; Dy2Ni17: Ni 0.894737model[1] Li 2009Table 1, p. 2, row 27
report
1556peritectic: L + Dy2Ni7 -> DyNi3Dy2Ni7: Ni 0.777778; DyNi3: Ni 0.75experimental[1] Li 2009
cites Nassau 1959
Table 1, p. 2, row 14
report
1554peritectic: L + Dy2Ni7 -> DyNi3Dy2Ni7: Ni 0.777778; DyNi3: Ni 0.75model[1] Li 2009Table 1, p. 2, row 15
report
1552eutectic: L -> (Ni) + Dy2Ni17(Ni): Ni 1; Dy2Ni17: Ni 0.894737experimental[1] Li 2009
cites Nassau 1959
Table 1, p. 2, row 26
report
1540eutectic: L -> DyNi3 + DyNi2DyNi3: Ni 0.75; DyNi2: Ni 0.666667model[1] Li 2009Table 1, p. 2, row 12
report
1531peritectic: L + DyNi3 -> DyNi2DyNi3: Ni 0.75; DyNi2: Ni 0.666667experimental[1] Li 2009
cites Nassau 1959
Table 1, p. 2, row 11
report
1531peritecticexperimental[1] Li 2009p. 1
report
The intermetallic compounds DyNi and DyNi5 melted congruently at 1521 K and 1660 K, and the intermetallic compounds Dy3 Ni, Dy3 Ni2 , DyNi, DyNi3 , Dy2 Ni7 , DyNi4 , and Dy3 Ni17 were formed by peritectic reactions at 1035 K, 1201 K, 1531 K, 1580 K, 1609 K, 1625 K and 1594 K, respectively.
1446eutectic: L -> DyNi + DyNi2DyNi: Ni 0.5; DyNi2: Ni 0.666667experimental[1] Li 2009
cites Nassau 1959
Table 1, p. 2, row 9
report
1434eutectic: L -> DyNi + DyNi2DyNi: Ni 0.5; DyNi2: Ni 0.666667model[1] Li 2009Table 1, p. 2, row 10
report
1201peritectic: L + DyNi -> Dy3Ni2DyNi: Ni 0.5; Dy3Ni2: Ni 0.4experimental[1] Li 2009
cites Nassau 1959
Table 1, p. 2, row 5
report
1201peritecticexperimental[1] Li 2009p. 1
report
The intermetallic compounds DyNi and DyNi5 melted congruently at 1521 K and 1660 K, and the intermetallic compounds Dy3 Ni, Dy3 Ni2 , DyNi, DyNi3 , Dy2 Ni7 , DyNi4 , and Dy3 Ni17 were formed by peritectic reactions at 1035 K, 1201 K, 1531 K, 1580 K, 1609 K, 1625 K and 1594 K, respectively.
1200peritectic: L + DyNi -> Dy3Ni2DyNi: Ni 0.5; Dy3Ni2: Ni 0.4model[1] Li 2009Table 1, p. 2, row 6
report
1035peritectic: L + (αDy) -> Dy3Ni(αDy): Ni 0; Dy3Ni: Ni 0.25experimental[1] Li 2009
cites Nassau 1959
Table 1, p. 2, row 1
report
1035peritecticexperimental[1] Li 2009p. 1
report
The intermetallic compounds DyNi and DyNi5 melted congruently at 1521 K and 1660 K, and the intermetallic compounds Dy3 Ni, Dy3 Ni2 , DyNi, DyNi3 , Dy2 Ni7 , DyNi4 , and Dy3 Ni17 were formed by peritectic reactions at 1035 K, 1201 K, 1531 K, 1580 K, 1609 K, 1625 K and 1594 K, respectively.
1032peritectic: L + (αDy) -> Dy3Ni(αDy): Ni 0; Dy3Ni: Ni 0.25model[1] Li 2009Table 1, p. 2, row 2
report
970eutectic: L -> Dy3Ni2 + Dy3NiDy3Ni2: Ni 0.4; Dy3Ni: Ni 0.25model[1] Li 2009Table 1, p. 2, row 4
report
966eutectic: L -> Dy3Ni2 + Dy3NiDy3Ni2: Ni 0.4; Dy3Ni: Ni 0.25experimental[1] Li 2009
cites Nassau 1959
Table 1, p. 2, row 3
report

Other properties

Phase transition (7)

Phase transition, Dy–Ni system
PropertyValueT (K)Phases / compositionClassSourceLocationQuote
Phase transition1521 K1521congruent melting: L -> DyNi
L: Ni 0.5; DyNi: Ni 0.5
experimental[1] Li 2009
cites Nassau 1959
Table 1, p. 2, row 7
report
Phase transition1521 K1521congruent transformationexperimental[1] Li 2009p. 1
report
The intermetallic compounds DyNi and DyNi5 melted congruently at 1521 K and 1660 K, and the intermetallic compounds Dy3 Ni, Dy3 Ni2 , DyNi, DyNi3 , Dy2 Ni7 , DyNi4 , and Dy3 Ni17 were formed by peritectic reactions at 1035 K, 1201 K, 1531 K, 1580 K, 1609 K, 1625 K and 1594 K, respectively.
Phase transition1527 K1527congruent melting: L -> DyNi
L: Ni 0.5; DyNi: Ni 0.5
model[1] Li 2009Table 1, p. 2, row 8
report
Phase transition1558 K1558congruent melting: L -> DyNi2
L: Ni 0.666667; DyNi2: Ni 0.666667
model[1] Li 2009Table 1, p. 2, row 13
report
Phase transition1660 K1660congruent transformationexperimental[1] Li 2009p. 1
report
The intermetallic compounds DyNi and DyNi5 melted congruently at 1521 K and 1660 K, and the intermetallic compounds Dy3 Ni, Dy3 Ni2 , DyNi, DyNi3 , Dy2 Ni7 , DyNi4 , and Dy3 Ni17 were formed by peritectic reactions at 1035 K, 1201 K, 1531 K, 1580 K, 1609 K, 1625 K and 1594 K, respectively.
Phase transition1669 K1669congruent melting: L -> DyNi5
L: Ni 0.833333; DyNi5: Ni 0.833333
model[1] Li 2009Table 1, p. 2, row 23
report
Phase transition1670 K1670congruent melting: L -> DyNi5
L: Ni 0.833333; DyNi5: Ni 0.833333
experimental[1] Li 2009
cites Nassau 1959
Table 1, p. 2, row 22
report

Sources

Reporting papers the values were read from (a value cited from another work names that work in its row).

  1. Mei Li, Wei Han, Thermodynamic description of the Dy–Ni system, Calphad 33, 517-520 (2009). doi:10.1016/j.calphad.2009.03.004