H–Zr system

115 accepted literature values from 3 paper(s) (experimental 1, model 65, DFT 49); 0 calculated phase diagram(s). 1 further extracted value(s) not accepted by the reader-agreement checks are only in the JSON/CSV.

Data: JSON · CSV · interactive explorer · phases (9) · papers (bibliography) · Markdown

Accepted values by evidence class
Evidence class	Values
experimental	1
model	65
DFT	49

Accepted values by property group
Property group	Values
invariant reaction	2
formation	17
activity / EMF / Gibbs energy	50
crystal structure	46

Convex hulls: Materials Project DFT hull · OQMD DFT hull · CALPHAD hull ZrH-00Koe · CALPHAD hull ZrH-07Uki · CALPHAD hull ZrH-97Ans-LB · CALPHAD hull ZrH-99Dup

Invariant reactions (literature)

Invariant reactions reported in the literature for the H–Zr system (2)
T (K)	Reaction / phases	Compositions (mole fraction)	Class	Source	Location	Quote
820	eutectoid: bcc -> hcp + fcc	bcc: Zr 0.625; hcp: Zr 0.941; fcc: Zr 0.433	experimental	[1] Königsberger 2000 cites Zuzek 1990 doi	Table 3, p. 2, row 2 report
818.31	eutectoid: bcc -> hcp + fcc	bcc: Zr 0.673; hcp: Zr 0.942; fcc: Zr 0.426	model	[1] Königsberger 2000	Table 3, p. 2, row 1 report

Formation enthalpies

Literature values in kJ/mol-atom where the per-atom basis is known. DFT columns: the lowest-energy entry at the same composition (Materials Project 2026.04.13, OQMD v1.8; different energy references, never averaged), from dft_parity.json.

Enthalpies of formation, H–Zr system (17)
Phase	Compound	Value	T (K)	Class	MP DFT (kJ/mol-atom)	OQMD DFT (kJ/mol-atom)	Source	Location
α		-28 kJ/mol (basis unstated)		DFT			[2] Ukita 2007	Table 1, p. 4, row 57 report
α		-19.58 kJ/mol (basis unstated)		DFT			[2] Ukita 2007	Table 1, p. 4, row 55 report
α		-10.18 kJ/mol (basis unstated)		DFT			[2] Ukita 2007	Table 1, p. 4, row 54 report
α		-3.543 kJ/mol (basis unstated)		DFT			[2] Ukita 2007	Table 1, p. 4, row 59 report
β		-54.2 kJ/mol (basis unstated)		DFT			[2] Ukita 2007	Table 1, p. 4, row 63 report
β		-40.7 kJ/mol (basis unstated)		DFT			[2] Ukita 2007	Table 1, p. 4, row 62 report
β		-32.6 kJ/mol (basis unstated)		DFT			[2] Ukita 2007	Table 1, p. 4, row 64 report
β		-19.3 kJ/mol (basis unstated)		DFT			[2] Ukita 2007	Table 1, p. 4, row 61 report
β		-8.6 kJ/mol (basis unstated)		DFT			[2] Ukita 2007	Table 1, p. 4, row 65 report
γ-ZrH		-41.4 kJ/mol-atom	0	DFT			[3] Zhong 2012	Table 3, p. 2, row 1 report
γ-ZrH		-41.24 kJ/mol (basis unstated)		model			[2] Ukita 2007	Table 2, p. 5, row 4 report
δ-ZrH2	ZrH2	-56.83 kJ/mol-atom		model	-64.62 (mp-aaaabjyc)	-53.846 (oqmd-18857)	[3] Zhong 2012 cites Dupin 1999 doi	Table 3, p. 2, row 4 report
δ-ZrH2		-54.76 kJ/mol-atom	0	DFT			[3] Zhong 2012	Table 3, p. 2, row 5 report
δ-ZrH2		-54 kJ/mol (basis unstated)		model			[2] Ukita 2007	Table 2, p. 5, row 5 report
ε-ZrH2	ZrH2	-56.07 kJ/mol-atom		model	-64.62 (mp-aaaabjyc)	-53.846 (oqmd-18857)	[3] Zhong 2012 cites Dupin 1999 doi	Table 3, p. 2, row 2 report
ε-ZrH2		-55.72 kJ/mol-atom	0	DFT			[3] Zhong 2012	Table 3, p. 2, row 3 report
ε-ZrH2		-54.88 kJ/mol (basis unstated)		model			[2] Ukita 2007	Table 2, p. 5, row 6 report

Other properties

Activity / EMF / Gibbs energy (50)

Activity / EMF / Gibbs energy, H–Zr system
Property	Value	T (K)	Phases / composition	Class	Source	Location
Activity printed: aγ-ZrH	1 1	400	γ-ZrH alloy: Zr 0.5	model	[3] Zhong 2012	Table 6, p. 3, row 1 report
Activity printed: aδ-ZrH2-x	0.11 1	400	δ-ZrH2-x	model	[3] Zhong 2012	Table 5, p. 3, row 1 report
Activity printed: a_ε-ZrH2	0.11 1	400	ε-ZrH2 alloy: Zr 0.333333	model	[3] Zhong 2012	Table 4, p. 3, row 1 report
Activity printed: aγ-ZrH	1 1	450	γ-ZrH alloy: Zr 0.5	model	[3] Zhong 2012	Table 6, p. 3, row 2 report
Activity printed: aδ-ZrH2-x	0.15 1	450	δ-ZrH2-x	model	[3] Zhong 2012	Table 5, p. 3, row 2 report
Activity printed: a_ε-ZrH2	0.15 1	450	ε-ZrH2 alloy: Zr 0.333333	model	[3] Zhong 2012	Table 4, p. 3, row 2 report
Activity printed: aγ-ZrH	1 1	500	γ-ZrH alloy: Zr 0.5	model	[3] Zhong 2012	Table 6, p. 3, row 3 report
Activity printed: aδ-ZrH2-x	0.18 1	500	δ-ZrH2-x	model	[3] Zhong 2012	Table 5, p. 3, row 3 report
Activity printed: a_ε-ZrH2	0.18 1	500	ε-ZrH2 alloy: Zr 0.333333	model	[3] Zhong 2012	Table 4, p. 3, row 3 report
Activity printed: aγ-ZrH	1 1	550	γ-ZrH alloy: Zr 0.5	model	[3] Zhong 2012	Table 6, p. 3, row 4 report
Activity printed: aδ-ZrH2-x	0.21 1	550	δ-ZrH2-x	model	[3] Zhong 2012	Table 5, p. 3, row 4 report
Activity printed: a_ε-ZrH2	0.21 1	550	ε-ZrH2 alloy: Zr 0.333333	model	[3] Zhong 2012	Table 4, p. 3, row 4 report
Activity printed: aγ-ZrH	1 1	600	γ-ZrH alloy: Zr 0.5	model	[3] Zhong 2012	Table 6, p. 3, row 5 report
Activity printed: aδ-ZrH2-x	0.24 1	600	δ-ZrH2-x	model	[3] Zhong 2012	Table 5, p. 3, row 5 report
Activity printed: a_ε-ZrH2	0.24 1	600	ε-ZrH2 alloy: Zr 0.333333	model	[3] Zhong 2012	Table 4, p. 3, row 5 report
Activity printed: aγ-ZrH	1 1	650	γ-ZrH alloy: Zr 0.5	model	[3] Zhong 2012	Table 6, p. 3, row 6 report
Activity printed: aδ-ZrH2-x	0.27 1	650	δ-ZrH2-x	model	[3] Zhong 2012	Table 5, p. 3, row 6 report
Activity printed: a_ε-ZrH2	0.27 1	650	ε-ZrH2 alloy: Zr 0.333333	model	[3] Zhong 2012	Table 4, p. 3, row 6 report
Activity Zr printed: aZr	1 1	400	UNKNOWN	model	[3] Zhong 2012	Table 5, p. 3, row 1 report
Activity Zr printed: aZr	1 1	400	UNKNOWN	model	[3] Zhong 2012	Table 6, p. 3, row 1 report
Activity Zr printed: aZr	1 1	450	UNKNOWN	model	[3] Zhong 2012	Table 6, p. 3, row 2 report
Activity Zr printed: aZr	1 1	450	UNKNOWN	model	[3] Zhong 2012	Table 5, p. 3, row 2 report
Activity Zr printed: aZr	1 1	500	UNKNOWN	model	[3] Zhong 2012	Table 5, p. 3, row 3 report
Activity Zr printed: aZr	1 1	500	UNKNOWN	model	[3] Zhong 2012	Table 6, p. 3, row 3 report
Activity Zr printed: aZr	1 1	550	UNKNOWN	model	[3] Zhong 2012	Table 6, p. 3, row 4 report
Activity Zr printed: aZr	1 1	550	UNKNOWN	model	[3] Zhong 2012	Table 5, p. 3, row 4 report
Activity Zr printed: a_Zr	0.99 1	550	UNKNOWN	model	[3] Zhong 2012	Table 4, p. 3, row 4 report
Activity Zr printed: aZr	0.99 1	600	UNKNOWN	model	[3] Zhong 2012	Table 5, p. 3, row 5 report
Activity Zr printed: aZr	0.99 1	600	UNKNOWN	model	[3] Zhong 2012	Table 6, p. 3, row 5 report
Activity Zr printed: aZr	0.99 1	650	UNKNOWN	model	[3] Zhong 2012	Table 5, p. 3, row 6 report
Activity Zr printed: aZr	0.99 1	650	UNKNOWN	model	[3] Zhong 2012	Table 6, p. 3, row 6 report
Activity Zr printed: a_Zr	0.98 1	650	UNKNOWN	model	[3] Zhong 2012	Table 4, p. 3, row 6 report
Gibbs energy printed: G0(ZrH)	-70801.3 unknown	400	γ-ZrH alloy: Zr 0.5	model	[3] Zhong 2012	Table 6, p. 3, row 1 report
Gibbs energy printed: G0(δ-ZrH2-x)	-107087 unknown	400	δ-ZrH2-x	model	[3] Zhong 2012	Table 5, p. 3, row 1 report
Gibbs energy printed: G0(ε-ZrH2)	-130607 unknown	400	ε-ZrH2 alloy: Zr 0.333333	model	[3] Zhong 2012	Table 4, p. 3, row 1 report
Gibbs energy printed: G0(ZrH)	-73207 unknown	450	γ-ZrH alloy: Zr 0.5	model	[3] Zhong 2012	Table 6, p. 3, row 2 report
Gibbs energy printed: G0(δ-ZrH2-x)	-108737 unknown	450	δ-ZrH2-x	model	[3] Zhong 2012	Table 5, p. 3, row 2 report
Gibbs energy printed: G0(ε-ZrH2)	-131665 unknown	450	ε-ZrH2 alloy: Zr 0.333333	model	[3] Zhong 2012	Table 4, p. 3, row 2 report
Gibbs energy printed: G0(ZrH)	-75848.6 unknown	500	γ-ZrH alloy: Zr 0.5	model	[3] Zhong 2012	Table 6, p. 3, row 3 report
Gibbs energy printed: G0(δ-ZrH2-x)	-110617 unknown	500	δ-ZrH2-x	model	[3] Zhong 2012	Table 5, p. 3, row 3 report
Gibbs energy printed: G0(ε-ZrH2)	-132506 unknown	500	ε-ZrH2 alloy: Zr 0.333333	model	[3] Zhong 2012	Table 4, p. 3, row 3 report
Gibbs energy printed: G0(ZrH)	-78704.9 unknown	550	γ-ZrH alloy: Zr 0.5	model	[3] Zhong 2012	Table 6, p. 3, row 4 report
Gibbs energy printed: G0(δ-ZrH2-x)	-112678 unknown	550	δ-ZrH2-x	model	[3] Zhong 2012	Table 5, p. 3, row 4 report
Gibbs energy printed: G0(ε-ZrH2)	-133049 unknown	550	ε-ZrH2 alloy: Zr 0.333333	model	[3] Zhong 2012	Table 4, p. 3, row 4 report
Gibbs energy printed: G0(ZrH)	-81758.7 unknown	600	γ-ZrH alloy: Zr 0.5	model	[3] Zhong 2012	Table 6, p. 3, row 5 report
Gibbs energy printed: G0(δ-ZrH2-x)	-114873 unknown	600	δ-ZrH2-x	model	[3] Zhong 2012	Table 5, p. 3, row 5 report
Gibbs energy printed: G0(ε-ZrH2)	-133218 unknown	600	ε-ZrH2 alloy: Zr 0.333333	model	[3] Zhong 2012	Table 4, p. 3, row 5 report
Gibbs energy printed: G0(ZrH)	-84995.6 unknown	650	γ-ZrH alloy: Zr 0.5	model	[3] Zhong 2012	Table 6, p. 3, row 6 report
Gibbs energy printed: G0(δ-ZrH2-x)	-117152 unknown	650	δ-ZrH2-x	model	[3] Zhong 2012	Table 5, p. 3, row 6 report
Gibbs energy printed: G0(ε-ZrH2)	-132953 unknown	650	ε-ZrH2 alloy: Zr 0.333333	model	[3] Zhong 2012	Table 4, p. 3, row 6 report

Crystal structure (46)

Crystal structure, H–Zr system
Property	Value	Phases / composition	Class	Source	Location
Lattice a printed: lattice parameter a	11.726 Å	α alloy: H 0.2, Zr 0.8	DFT	[2] Ukita 2007	Table 1, p. 4, row 54 report
Lattice a printed: lattice parameter a	11.115 Å	α alloy: H 0.333, Zr 0.667	DFT	[2] Ukita 2007	Table 1, p. 4, row 55 report
Lattice a printed: lattice parameter a	3.341 Å	α alloy: H 0.5, Zr 0.5	DFT	[2] Ukita 2007	Table 1, p. 4, row 57 report
Lattice a printed: lattice parameter a	4.138 Å	β alloy: H 0.5, Zr 0.5	DFT	[2] Ukita 2007	Table 1, p. 4, row 62 report
Lattice a printed: lattice parameter a	6.474 Å	β alloy: H 0.8, Zr 0.2	DFT	[2] Ukita 2007	Table 1, p. 4, row 65 report
Lattice a printed: lattice parameter a	5.317 Å	β alloy: H 0.333, Zr 0.667	DFT	[2] Ukita 2007	Table 1, p. 4, row 61 report
Lattice a printed: lattice parameter a	4.586 Å	γ-ZrH alloy: Zr 0.5	model	[2] Ukita 2007	Table 2, p. 5, row 4 report
Lattice a printed: a	4.777 Å	δ-ZrH2 alloy: Zr 0.333333	model	[2] Ukita 2007	Table 2, p. 5, row 5 report
Lattice a printed: lattice parameter a	3.536 Å	ε-ZrH2 alloy: Zr 0.333333	model	[2] Ukita 2007	Table 2, p. 5, row 6 report
Lattice b printed: lattice parameter b	3.242 Å	α alloy: H 0.2, Zr 0.8	DFT	[2] Ukita 2007	Table 1, p. 4, row 54 report
Lattice b printed: lattice parameter b	3.251 Å	α alloy: H 0.333, Zr 0.667	DFT	[2] Ukita 2007	Table 1, p. 4, row 55 report
Lattice b printed: lattice parameter b	5.35 Å	α alloy: H 0.5, Zr 0.5	DFT	[2] Ukita 2007	Table 1, p. 4, row 57 report
Lattice b printed: lattice parameter b	4.947 Å	β alloy: H 0.5, Zr 0.5	DFT	[2] Ukita 2007	Table 1, p. 4, row 62 report
Lattice b printed: lattice parameter b	3.83 Å	β alloy: H 0.8, Zr 0.2	DFT	[2] Ukita 2007	Table 1, p. 4, row 65 report
Lattice b printed: lattice parameter b	3.539 Å	β alloy: H 0.333, Zr 0.667	DFT	[2] Ukita 2007	Table 1, p. 4, row 61 report
Lattice b printed: b	4.586 Å	γ-ZrH alloy: Zr 0.5	model	[2] Ukita 2007	Table 2, p. 5, row 4 report
Lattice b printed: b	4.777 Å	δ-ZrH2 alloy: Zr 0.333333	model	[2] Ukita 2007	Table 2, p. 5, row 5 report
Lattice b printed: b	3.536 Å	ε-ZrH2 alloy: Zr 0.333333	model	[2] Ukita 2007	Table 2, p. 5, row 6 report
Lattice c printed: lattice parameter c	5.585 Å	α alloy: H 0.2, Zr 0.8	DFT	[2] Ukita 2007	Table 1, p. 4, row 54 report
Lattice c printed: lattice parameter c	6.29 Å	α alloy: H 0.667, Zr 0.333	DFT	[2] Ukita 2007	Table 1, p. 4, row 59 report
Lattice c printed: lattice parameter c	5.453 Å	α alloy: H 0.333, Zr 0.667	DFT	[2] Ukita 2007	Table 1, p. 4, row 55 report
Lattice c printed: lattice parameter c	5.49 Å	α alloy: H 0.5, Zr 0.5	DFT	[2] Ukita 2007	Table 1, p. 4, row 57 report
Lattice c printed: lattice parameter c	5.041 Å	β alloy: H 0.5, Zr 0.5	DFT	[2] Ukita 2007	Table 1, p. 4, row 62 report
Lattice c printed: lattice parameter c	4.337 Å	β alloy: H 0.667, Zr 0.333	DFT	[2] Ukita 2007	Table 1, p. 4, row 63 report
Lattice c printed: lattice parameter c	5.542 Å	β alloy: H 0.8, Zr 0.2	DFT	[2] Ukita 2007	Table 1, p. 4, row 65 report
Lattice c printed: lattice parameter c	5.251 Å	β alloy: H 0.333, Zr 0.667	DFT	[2] Ukita 2007	Table 1, p. 4, row 61 report
Lattice c printed: lattice parameter c	4.948 Å	γ-ZrH alloy: Zr 0.5	model	[2] Ukita 2007	Table 2, p. 5, row 4 report
Lattice c printed: c	4.777 Å	δ-ZrH2 alloy: Zr 0.333333	model	[2] Ukita 2007	Table 2, p. 5, row 5 report
Lattice c printed: lattice parameter c	4.44 Å	ε-ZrH2 alloy: Zr 0.333333	model	[2] Ukita 2007	Table 2, p. 5, row 6 report
lattice unspecified axis printed: α	90 °	α alloy: H 0.2, Zr 0.8	DFT	[2] Ukita 2007	Table 1, p. 4, row 54 report
lattice unspecified axis printed: β	117.04 °	α alloy: H 0.2, Zr 0.8	DFT	[2] Ukita 2007	Table 1, p. 4, row 54 report
lattice unspecified axis printed: β	120 °	α alloy: H 0.667, Zr 0.333	DFT	[2] Ukita 2007	Table 1, p. 4, row 59 report
lattice unspecified axis printed: lattice parameter a=b	3.264 Å	α alloy: H 0.667, Zr 0.333	DFT	[2] Ukita 2007	Table 1, p. 4, row 59 report
lattice unspecified axis printed: α	90 °	α alloy: H 0.667, Zr 0.333	DFT	[2] Ukita 2007	Table 1, p. 4, row 59 report
lattice unspecified axis printed: β	103.09 °	α alloy: H 0.333, Zr 0.667	DFT	[2] Ukita 2007	Table 1, p. 4, row 55 report
lattice unspecified axis printed: α	90 °	α alloy: H 0.333, Zr 0.667	DFT	[2] Ukita 2007	Table 1, p. 4, row 55 report
lattice unspecified axis printed: α	90 °	α alloy: H 0.5, Zr 0.5	DFT	[2] Ukita 2007	Table 1, p. 4, row 57 report
lattice unspecified axis printed: lattice parameter a=b=c	3.84 Å	β alloy: H 0.75, Zr 0.25	DFT	[2] Ukita 2007	Table 1, p. 4, row 64 report
lattice unspecified axis printed: α	90 °	β alloy: H 0.75, Zr 0.25	DFT	[2] Ukita 2007	Table 1, p. 4, row 64 report
lattice unspecified axis printed: α	90 °	β alloy: H 0.5, Zr 0.5	DFT	[2] Ukita 2007	Table 1, p. 4, row 62 report
lattice unspecified axis printed: lattice parameter a=b	3.554 Å	β alloy: H 0.667, Zr 0.333	DFT	[2] Ukita 2007	Table 1, p. 4, row 63 report
lattice unspecified axis printed: α	90 °	β alloy: H 0.667, Zr 0.333	DFT	[2] Ukita 2007	Table 1, p. 4, row 63 report
lattice unspecified axis printed: α	90 °	β alloy: H 0.8, Zr 0.2	DFT	[2] Ukita 2007	Table 1, p. 4, row 65 report
lattice unspecified axis printed: β	111.23 °	β alloy: H 0.8, Zr 0.2	DFT	[2] Ukita 2007	Table 1, p. 4, row 65 report
lattice unspecified axis printed: α	90 °	β alloy: H 0.333, Zr 0.667	DFT	[2] Ukita 2007	Table 1, p. 4, row 61 report
lattice unspecified axis printed: β	87.96 °	β alloy: H 0.333, Zr 0.667	DFT	[2] Ukita 2007	Table 1, p. 4, row 61 report

Sources

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

E. Königsberger, G. Eriksson, W.A. Oates, Optimisation of the thermodynamic properties of the Ti–H and Zr–H systems, Journal of Alloys and Compounds 299, 148-152 (2000). doi:10.1016/s0925-8388(99)00816-6
Shusuke Ukita, Hiroshi Ohtani, Mitsuhiro Hasebe, Thermodynamic Analysis of the Ti-H and Zr-H Binary Phase Diagrams, J. Japan Inst. Metals 71, 721-729 (2007). doi:10.2320/jinstmet.71.721
Yu Zhong, Digby D. Macdonald, Thermodynamics of the Zr–H binary system related to nuclear fuel sheathing and pressure tube hydriding, Journal of Nuclear Materials 423, 87-92 (2012). doi:10.1016/j.jnucmat.2012.01.016

Please cite

R. Arróyave, J. Saal, D. Shin, ORCHID-Values: thermodynamic and phase-equilibrium values read from the literature (version 2026.10; Version 1, machine-extracted), Zenodo (2026). doi:10.5281/zenodo.23735569
R. Arróyave, J. Saal, D. Shin, ORCHID-Hulls: binary convex hulls (Materials Project, OQMD, assessed CALPHAD) (version 2026.10), Zenodo (2026). doi:10.5281/zenodo.23735891
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 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); 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. 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_literature_2026,
  author    = {Arr{\'o}yave, Raymundo and Saal, James and Shin, Dongwon},
  title     = {{ORCHID-Values: thermodynamic and phase-equilibrium values read from the literature}},
  version   = {2026.10},
  publisher = {Zenodo},
  year      = {2026},
  doi       = {10.5281/zenodo.23735569},
  url       = {https://doi.org/10.5281/zenodo.23735569},
  note      = {Version 1, machine-extracted}
}

@misc{orchid_hulls_2026,
  author    = {Arr{\'o}yave, Raymundo and Saal, James and Shin, Dongwon},
  title     = {{ORCHID-Hulls: binary convex hulls (Materials Project, OQMD, assessed CALPHAD)}},
  version   = {2026.10},
  publisher = {Zenodo},
  year      = {2026},
  doi       = {10.5281/zenodo.23735891},
  url       = {https://doi.org/10.5281/zenodo.23735891}
}

@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}
}