Synthesis · Dual-metal sites enable conductive metal-organic frameworks with extraordinary high capacitance for transparent energy storage devices

7 structured synthesis routes

Completeness describes how fully the route could be reconstructed from the main article and supporting information.

Complete recipeSource: SI

Route 1: Hydrothermal

S2 · Experimental Procedures

Metal precursorsCu(CO2CH3)2.H2O (0.6 mM)

Linker precursorsHHTP (0.3 mM)

Solvents5 mL deionized water + 5 mL DMF

Atmospherenot specified

Temperature85

Time10

Work-upSonicated at room temperature for 30 min, heated, then dried at 60 C under vacuum overnight.

ActivationVacuum drying at 60 C overnight

Show 4 structured reagent records

Role	Reagent	Amount / concentration	Source
Metal Source	Cu(CO2CH3)2.H2O	0.6 mM	S2 · Experimental Procedures
Linker	HHTP	0.3 mM	S2 · Experimental Procedures
Solvent	deionized water	5 mL	S2 · Experimental Procedures
Solvent	DMF	5 mL	S2 · Experimental Procedures

Complete recipeSource: SI

Route 2: Other

S3 · Devices fabrication

Metal precursorsTwo CuNi-HHTP thin film electrodes

AdditivesPVA/KCl gel solid-state electrolyte

Atmosphereambient drying

Time2

Substrate orientationSandwich-type symmetrical device; two 3 x 3 cm^2 electrodes

Work-upAssembled sandwich structure with PVA/KCl gel and dried under ambient conditions for 2 h.

Show 2 structured reagent records

Role	Reagent	Amount / concentration	Source
Other	CuNi-HHTP thin film electrodes	two pieces, each 3 x 3 cm^2	S3 · Devices fabrication
Electrolyte	PVA/KCl gel	Not specified	S3 · Devices fabrication

Complete recipeSource: Both

Route 3: Hydrothermal

S2 · Experimental Procedures

Metal precursorsCu(CO2CH3)2.H2O (0.3 mM); Ni(CO2CH3)2.4H2O (0.3 mM)

Linker precursorsHHTP (0.3 mM)

Solvents5 mL deionized water + 5 mL DMF

Atmospherenot specified

Temperature85

Time10

Work-upWashed thoroughly with ultrapure water and acetone; dried at 60 C under vacuum overnight.

ActivationVacuum drying at 60 C overnight

Show 5 structured reagent records

Role	Reagent	Amount / concentration	Source
Metal Source	Cu(CO2CH3)2.H2O	0.3 mM	S2 · Experimental Procedures
Metal Source	Ni(CO2CH3)2.4H2O	0.3 mM	S2 · Experimental Procedures
Linker	HHTP	0.3 mM	S2 · Experimental Procedures
Solvent	deionized water	5 mL	S2 · Experimental Procedures
Solvent	DMF	5 mL	S2 · Experimental Procedures

Complete recipeSource: SI

Route 4: Other

S3 · Devices fabrication

Metal precursorsCuNi-HHTP thin film electrode

SolventsPVA/KCl gel made in deionized water

AdditivesPVA/KCl gel electrolyte; Cu current collectors

Atmospherenot specified

Temperature85 for gel preparation

Timesolidified overnight

Substrate orientationInterdigital laser pattern: 10 fingers, 2 mm width, 9.5 mm length, 500 um interspace

Work-upCO2 laser-scribing; Cu collectors taped to edges; 0.2 mL PVA/KCl gel drop-cast twice and solidified overnight.

Scalability contextThree identical MSC devices were connected in series and parallel for higher output.

Show 6 structured reagent records

Role	Reagent	Amount / concentration	Source
Other	CuNi-HHTP thin film electrode	Not specified	S3 · Devices fabrication
Electrolyte	PVA/KCl gel electrolyte	0.2 mL, drop-cast twice	S3 · Devices fabrication
Other	Cu current collectors	Not specified	S3 · Devices fabrication
Electrolyte	PVA powder	2 g	S3 · Devices fabrication
Electrolyte	KCl	7.5 g	S3 · Devices fabrication
Solvent	deionized water	20 mL	S3 · Devices fabrication

Partial recipeSource: SI

Route 5: Hydrothermal

S2 · Experimental Procedures

Metal precursorsCu and Ni acetate precursors adjusted to Cu/Ni atomic ratios 1:1, 1:3, and 3:1

Linker precursorsHHTP

SolventsAs for CuNi-HHTP

Atmospherenot specified

Temperature85

Time10

Work-upAs for CuNi-HHTP; washed and vacuum dried.

ActivationVacuum drying at 60 C overnight

Show 3 structured reagent records

Role	Reagent	Amount / concentration	Source
Metal Source	Cu(CO2CH3)2.H2O	varied by Cu/Ni ratio	S2 · Experimental Procedures
Metal Source	Ni(CO2CH3)2.4H2O	varied by Cu/Ni ratio	S2 · Experimental Procedures
Linker	HHTP	Not specified	S2 · Experimental Procedures

Partial recipeSource: SI

Route 6: Other

S3 · Devices fabrication

Metal precursorsCuNi-HHTP solution/dispersion

Solventsnot specified for dispersion

Atmospherenot specified

Substrate orientationO2-plasma-treated ITO-PET substrate, 3 x 3 cm^2

Work-upSpray coating onto ITO-PET.

Show 3 structured reagent records

Role	Reagent	Amount / concentration	Source
Other	CuNi-HHTP solution	1 mg mL-1	S3 · Devices fabrication
Other	ITO-PET substrate	3 x 3 cm^2	S3 · Devices fabrication
Other	O2 plasma treatment	Not specified	S3 · Devices fabrication

Complete recipeSource: SI

Route 7: Hydrothermal

S2 · Experimental Procedures

Metal precursorsNi(CO2CH3)2.4H2O (0.6 mM)

Linker precursorsHHTP (0.3 mM)

Solvents20 mL deionized water

Atmospherenot specified

Temperature85

Time10

Work-upSonicated at room temperature for 30 min, heated, then dried at 60 C under vacuum overnight.

ActivationVacuum drying at 60 C overnight

Show 3 structured reagent records

Role	Reagent	Amount / concentration	Source
Metal Source	Ni(CO2CH3)2.4H2O	0.6 mM	S2 · Experimental Procedures
Linker	HHTP	0.3 mM	S2 · Experimental Procedures
Solvent	deionized water	20 mL	S2 · Experimental Procedures