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| Material | Family | Role(s) | Ion |
|
Riboflavin (vitamin B2, RFP)
· Riboflavin mediator
0.1-0.2 M mediator for the glucose oxidation reaction
Purchased / commercial
|
Redox-active organic
Other
|
Redox-active species | OH (hydroxide) |
|
D-glucose
· Glucose biofuel
0.8 M fuel in the negative electrolyte
Purchased / commercial
|
Biofuel substrate
Other · as named
|
Analyte / detected product | OH (hydroxide) |
|
Potassium ferricyanide
· Ferricyanide catholyte
0.2-0.4 M positive-side oxidant
Purchased / commercial
|
Inorganic coordination redox couple
Other · as named
|
Redox-active species | OH (hydroxide) |
|
Alkaline aqueous electrolyte (2 M NaOH or 1-2 M KOH)
· Alkaline supporting electrolyte
Made in this work
|
Aqueous
Liquid
|
Electrolyte, Solvent | OH (hydroxide) |
Declared for sample 2025_JongHwaShon_WeiWang_ACS.Energy.Lett._5c02462 — shared by every dataset on this sample.
| Visibility | public |
| Electrolyte | Anolyte (negative): 0.1–0.2 M RFP + 0.4–1.6 M d-glucose in 1–3 M KOH or NaOH (aqueous). Default (Table 1 Entry 1): 0.2 M RFP + 0.8 M glucose in 2 M NaOH. Catholyte (positive): 0.2–0.4 M K₃Fe(CN)₆ in 2 M KOH (aqueous). O₂ system: 1 M NaOH (middle chamber) |
| Temperature C | 25.0 |
| Active Material | Riboflavin 5′-phosphate sodium salt hydrate (RFP, Vitamin B₂, ≥95%, VWR) / d-glucose. Redox: RFP³⁻/RFP⁵⁻ (anode, E_a = −0.63 V vs SHE pH 14); Fe(CN)₆⁴⁻/Fe(CN)₆³⁻ (cathode, E_c = 0.48 V vs SHE pH 14) |
| Publication Doi | 10.1021/acsenergylett.5c02462 |
| Concentration Mm | 100.0 |
| Institution Code | ESRA |
| Potential Window | Full-cell voltage discharge low limit 0.75 V (not vs. reference electrode)Full-cell voltage discharge low limit 0.2-0.65 V (not vs. reference electrode) to ut-off voltage (discharge): 0.75 V (default); varied 0.45–1.2 V (cycling, Figure S5). OCV: ~1.1–1.25 V (depends on activation degree / SOC). Full-cell voltage (not vs. reference electrode) |
| Electrode Area Cm2 | 10.0 |
| Measurement Technique | LSV (linear sweep voltammetry) at 100 mV/s for polarization and power density curves (Gamry Potentiostat); constant current discharging and constant voltage discharging (Arbin battery testing system); OCV monitoring; UV-vis kinetics (SPECTRO star Nano, BMG Labtech, quartz cell 1 cm path length) |
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