Author InterpretationHigh supportDefinition Scope
The review treats 2D conducting MOFs as a distinct subset of 2D MOFs because their elevated conductivity and transport pathways differ from conventional low-conductivity MOFs.
Evidence basis: review_reasoning
Caveat: The boundary is conceptual and material-specific rather than a single conductivity threshold.
p001 · Introduction
Author InterpretationHigh supportCaveat
The review states that few studies provide in-depth investigation of charge-transport mechanisms in MOFs, limiting mechanistic certainty.
Evidence basis: review_reasoning
Caveat: This is the review authors' assessment of the literature up to 2020.
p002 · Origin of electrical conductivity in MOFs
Author InterpretationHigh supportCaveat
Guest-promoted transport can create conduction pathways, but bulky guest inclusion may block pores and reduce or eliminate porosity.
Evidence basis: review_reasoning
Caveat: Important for interpreting conductivity improvements in energy-storage electrodes where ion access remains essential.
p002 · Guest-Promoted Transport · Fig. 3
ContestedHigh supportControversy
The review cautions that band-like and hopping transport can be hard to distinguish in polycrystalline MOFs because defects and grain boundaries obscure intrinsic behaviour.
Evidence basis: review_reasoning
Caveat: Applies especially to polycrystalline samples and lower-temperature transport analysis.
p002 · Redox Hopping
SpeculativeMedium supportCaveat
The review suggests that most conductivity improvement has been in-plane and that tuning the interlayer gap could promote out-of-plane charge conduction.
Evidence basis: review_reasoning
Caveat: Presented as a perspective rather than a demonstrated design rule.
p008 · Conclusions and Perspectives
DescriptiveHigh supportDefinition Scope
A typical 2D conducting MOF consists of coordinated organic linkers and metal nodes forming layered lattices with open nanochannels between pi-stacked sheets.
Evidence basis: review_reasoning
Caveat: The description generalises common frameworks; individual stacking and pore symmetry vary with linker and metal selection.
p001 · Fundamentals and History of 2D conducting MOFs · Fig. 2
Consensus SummaryHigh supportStructure Property Link
Planar conjugated linkers with ortho-substituted donor groups and transition-metal nodes promote square-planar coordination, pi-d hybridisation and in-plane charge delocalisation.
Evidence basis: multi_reference
Caveat: The review does not deeply analyse band structures; it points readers to specialist conductivity reviews.
p001 · Fundamentals and History of 2D conducting MOFs
Consensus SummaryMedium supportApplication Relevance
For Li-S batteries, the review argues that 2D conducting MOFs can act as sulfur hosts with active binding sites and conductivity that help suppress polysulfide dissolution and improve utilisation.
Evidence basis: multi_reference
Caveat: The review mixes computational and composite-electrode evidence; primary-paper details are needed for quantitative conclusions.
p005 · Li-Sulphur batteries · Fig. 7; Fig. 8
Author InterpretationMedium supportApplication Relevance
The review highlights Ni-HITP as a LIB example where both anions and cations participate in charge storage, implying that anion conductivity as well as cation conductivity can matter.
Evidence basis: single_reference
Caveat: This is based on one highlighted demonstration and should not be generalised to all 2D conducting MOF cathodes.
p004 · Li-ion Batteries · Fig. 5
Author InterpretationHigh supportMeasurement Interpretation
The review argues that XPS, XRD, electron microscopy and gas adsorption are insufficient by themselves to resolve molecular ion-electrode interactions and pore-volume effects in working EES electrodes.
Evidence basis: multi_reference
Caveat: The review also states that NMR faces sensitivity and resolution challenges in conductive/composite materials.
p007 · Advanced characterization techniques and importance of NMR · Fig. 13
Consensus SummaryMedium supportTransport Mechanism
Extended pi-d conjugation in 2D planes is presented as an overriding mechanism for enhanced conductivity in many conducting MOFs.
Evidence basis: multi_reference
Caveat: The review also notes interlayer pi-pi interactions and redox effects, so this mechanism should not be assumed exclusive.
p002 · Protracted conjugation · Fig. 3
Consensus SummaryHigh supportStructure Property Link
Non-innocent organic linkers can add ligand redox capacity alongside metal-node redox activity, increasing charge-storage capability.
Evidence basis: multi_reference
Caveat: The review notes that only a few redox-active materials are currently known.
p004 · Li-ion Batteries · Fig. 6
Author InterpretationHigh supportCaveat
The review positions Na-ion batteries using 2D conducting MOFs as promising but still at an early stage compared with Li-ion work.
Evidence basis: review_reasoning
Caveat: The review also notes general SIB issues such as larger Na-ion size and dendrite/safety concerns.
p004 · 2D conducting MOFs in EES: Challenges and remedies
Author InterpretationHigh supportStructure Property Link
The review interprets later HAB and Cu-DBC supercapacitor results as showing that redox-active ligands and metal centres can move 2D MOF supercapacitors beyond simple EDL storage.
Evidence basis: multi_reference
Caveat: Early EDL capacitance in Ni3(HITP)2 was described as not very impressive and redox-active mechanisms were initially overlooked.
p006 · Supercapacitors · Fig. 11