Spectroscopy — Microwave discharge for rapid introduction of bimetallic-synergistic configuration to conductive catecholate toward long-term supercapacitor

4 measurement groups · 72 results

Reported values remain attached to the sample, method, conditions, extraction quality and source location that produced them.

ICP-MS elemental analysis

Bulk elemental and compositional analysis

Zn,Ni-CAT-T1 · Electrode

Five repeated ICP-MS experiments for metal content and Zn/Ni atomic ratio; averages and standard deviations reported in SI Tables S1-S2.

Context: Mixed-metal Zn,Ni-CAT pulse-series sample.
Measurement source: 15-16 · 2. Table S1 to Table S3 · Tables S1-S2

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Zn,Ni-CAT-T1 ICP-MS average Zn/Ni atomic ratio	4.15 (±0.08):100	—	± 0.08	SI Table Exact Reported	16 · 2. Table S1 to Table S3 · Table S2
Zn,Ni-CAT-T1 ICP-MS trial 1 Ni	95.59 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T1 ICP-MS trial 1 Zn/Ni atomic ratio	4.14:100	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T1 ICP-MS trial 1 Zn	4.41 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T1 ICP-MS trial 2 Ni	95.47 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T1 ICP-MS trial 2 Zn/Ni atomic ratio	4.26:100	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T1 ICP-MS trial 2 Zn	4.53 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T1 ICP-MS trial 3 Ni	95.7 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T1 ICP-MS trial 3 Zn/Ni atomic ratio	4.03:100	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T1 ICP-MS trial 3 Zn	4.3 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T1 ICP-MS trial 4 Ni	95.62 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T1 ICP-MS trial 4 Zn/Ni atomic ratio	4.11:100	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T1 ICP-MS trial 4 Zn	4.38 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T1 ICP-MS trial 5 Ni	95.5 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T1 ICP-MS trial 5 Zn/Ni atomic ratio	4.23:100	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T1 ICP-MS trial 5 Zn	4.5 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T1 ICP-MS average Ni	95.58 ± 0.08 wt%	—	± 0.08	SI Table Exact Reported	16 · 2. Table S1 to Table S3 · Table S2
Zn,Ni-CAT-T1 ICP-MS average Zn	4.42 ± 0.08 wt%	—	± 0.08	SI Table Exact Reported	16 · 2. Table S1 to Table S3 · Table S2

ICP-MS elemental analysis

Bulk elemental and compositional analysis

Zn,Ni-CAT-T2 · Electrode

Five repeated ICP-MS experiments for metal content and Zn/Ni atomic ratio; averages and standard deviations reported in SI Tables S1-S2.

Context: Mixed-metal Zn,Ni-CAT pulse-series sample.
Measurement source: 15-16 · 2. Table S1 to Table S3 · Tables S1-S2

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Zn,Ni-CAT-T2 ICP-MS average Zn/Ni atomic ratio	9.62 (±0.11):100	—	± 0.11	SI Table Exact Reported	16 · 2. Table S1 to Table S3 · Table S2
Zn,Ni-CAT-T2 ICP-MS trial 1 Ni	90.27 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T2 ICP-MS trial 1 Zn/Ni atomic ratio	9.68:100	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T2 ICP-MS trial 1 Zn	9.73 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T2 ICP-MS trial 2 Ni	90.4 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T2 ICP-MS trial 2 Zn/Ni atomic ratio	9.53:100	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T2 ICP-MS trial 2 Zn	9.6 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T2 ICP-MS trial 3 Ni	90.45 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T2 ICP-MS trial 3 Zn/Ni atomic ratio	9.48:100	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T2 ICP-MS trial 3 Zn	9.55 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T2 ICP-MS trial 4 Ni	90.16 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T2 ICP-MS trial 4 Zn/Ni atomic ratio	9.8:100	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T2 ICP-MS trial 4 Zn	9.84 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T2 ICP-MS trial 5 Ni	90.31 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T2 ICP-MS trial 5 Zn/Ni atomic ratio	9.63:100	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T2 ICP-MS trial 5 Zn	9.69 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T2 ICP-MS average Ni	90.32 ± 0.10 wt%	—	± 0.10	SI Table Exact Reported	16 · 2. Table S1 to Table S3 · Table S2
Zn,Ni-CAT-T2 ICP-MS average Zn	9.68 ± 0.10 wt%	—	± 0.10	SI Table Exact Reported	16 · 2. Table S1 to Table S3 · Table S2

ICP-MS elemental analysis

Bulk elemental and compositional analysis

Zn,Ni-CAT-T3 · Electrode

Five repeated ICP-MS experiments for metal content and Zn/Ni atomic ratio; averages and standard deviations reported in SI Tables S1-S2.

Context: Mixed-metal Zn,Ni-CAT pulse-series sample.
Measurement source: 15-16 · 2. Table S1 to Table S3 · Tables S1-S2

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Zn,Ni-CAT-T3 ICP-MS average Zn/Ni atomic ratio	14.11 (±0.14):100	—	± 0.14	SI Table Exact Reported	16 · 2. Table S1 to Table S3 · Table S2
Zn,Ni-CAT-T3 ICP-MS trial 1 Ni	86.25 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T3 ICP-MS trial 1 Zn/Ni atomic ratio	14.31:100	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T3 ICP-MS trial 1 Zn	13.75 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T3 ICP-MS trial 2 Ni	86.47 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T3 ICP-MS trial 2 Zn/Ni atomic ratio	14.05:100	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T3 ICP-MS trial 2 Zn	13.53 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T3 ICP-MS trial 3 Ni	86.5 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T3 ICP-MS trial 3 Zn/Ni atomic ratio	14.01:100	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T3 ICP-MS trial 3 Zn	13.5 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T3 ICP-MS trial 4 Ni	86.56 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T3 ICP-MS trial 4 Zn/Ni atomic ratio	13.94:100	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T3 ICP-MS trial 4 Zn	13.44 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T3 ICP-MS trial 5 Ni	86.32 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T3 ICP-MS trial 5 Zn/Ni atomic ratio	14.23:100	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T3 ICP-MS trial 5 Zn	13.68 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T3 ICP-MS average Ni	86.42 ± 0.12 wt%	—	± 0.12	SI Table Exact Reported	16 · 2. Table S1 to Table S3 · Table S2
Zn,Ni-CAT-T3 ICP-MS average Zn	13.58 ± 0.12 wt%	—	± 0.12	SI Table Exact Reported	16 · 2. Table S1 to Table S3 · Table S2

ICP-MS elemental analysis

Bulk elemental and compositional analysis

Zn,Ni-CAT-T4 · Electrode

Five repeated ICP-MS experiments for metal content and Zn/Ni atomic ratio; averages and standard deviations reported in SI Tables S1-S2.

Context: Mixed-metal Zn,Ni-CAT pulse-series sample.
Measurement source: 15-16 · 2. Table S1 to Table S3 · Tables S1-S2

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Zn,Ni-CAT-T4 ICP-MS average Zn/Ni atomic ratioMarked as a best value within this paper	16.53 (±0.21):100	—	± 0.21	SI Table Exact Reported	16 · 2. Table S1 to Table S3 · Table S2
Zn,Ni-CAT-T4 ICP-MS trial 1 Ni	84.68 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T4 ICP-MS trial 1 Zn/Ni atomic ratio	16.24:100	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T4 ICP-MS trial 1 Zn	15.32 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T4 ICP-MS trial 2 Ni	84.56 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T4 ICP-MS trial 2 Zn/Ni atomic ratio	16.39:100	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T4 ICP-MS trial 2 Zn	15.44 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T4 ICP-MS trial 3 Ni	84.22 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T4 ICP-MS trial 3 Zn/Ni atomic ratio	16.82:100	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T4 ICP-MS trial 3 Zn	15.78 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T4 ICP-MS trial 4 Ni	84.45 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T4 ICP-MS trial 4 Zn/Ni atomic ratio	16.53:100	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T4 ICP-MS trial 4 Zn	15.55 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T4 ICP-MS trial 5 Ni	84.33 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T4 ICP-MS trial 5 Zn/Ni atomic ratio	16.68:100	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T4 ICP-MS trial 5 Zn	15.67 wt%	—	—	SI Table Exact Reported	15-16 · 2. Table S1 to Table S3 · Table S1
Zn,Ni-CAT-T4 ICP-MS average Ni	84.45 ± 0.16 wt%	—	± 0.16	SI Table Exact Reported	16 · 2. Table S1 to Table S3 · Table S2
Zn,Ni-CAT-T4 ICP-MS average Zn	15.552 ± 0.16 wt%	—	± 0.16	SI Table Exact Reported	16 · 2. Table S1 to Table S3 · Table S2