Review · secondary evidenceReview

Recent development and applications of electrical conductive MOFs

Chun Li, Lili Zhang, Jiaqi Chen, Xuelian Li, Jingwen Sun, Junwu Zhu, Xin Wang and Yongsheng Fu · Nanoscale · 2021

This dossier represents secondary evidence: section summaries, claims and benchmarks are paraphrased for this database, not quoted. Check quantitative values against the linked primary study, and cite the review itself (10.1039/d0nr06396g) for its arguments.

6review sections
8material families
16review claims
22secondary benchmarks
39cited studies
8research gaps

Review scope

Critical overview of conductive MOFs, emphasising design principles, transport mechanisms, electrical measurements, construction strategies and energy/device applications.

Coverage
2009–2020
Category
Review Theory Transport
Material scope
electronically conductive metal-organic frameworks · 2D planar multi-dentate ligand MOFs · guest-modified porous MOFs · conductive MOF films, pellets, crystals and device membranes
Transport scope
electronic and hole transport · band transport · hopping transport · through-bond conduction · through-space conduction · guest-mediated conduction
Application scope
electrocatalysis · supercapacitors · thermoelectric devices · field-effect transistors · chemiresistive sensors · batteries
Explicit exclusions
broader coordination polymers without permanent porosity · ion-conductive MOFs · proton-conductive MOFs
Source
485-487 · Abstract; Introduction
Evidence role
Context, taxonomy and secondary benchmarking

Section map

The review’s argument is preserved as a navigable set of section summaries.

5. Applications of conductive MOFs

496-502

Reviews electrocatalysis, supercapacitors, thermoelectrics, FETs, chemiresistive sensing and batteries as application spaces enabled by electronic conductivity plus porosity.

Relevance: Supporting · 496-502 · 5. Applications of conductive MOFs · Figs. 9-15

4. Construction strategies for conductive MOFs

491-496

Organises conductive-MOF construction into metal-ligand coordination, ligand-ligand stacking and post-synthesis modification, with examples from pdt, BHT, HHTP, HTTP, HITP, TTF and guest-modified MOFs.

Relevance: Core · 491-496 · 4. Construction strategies for conductive MOFs · Scheme 6; Scheme 7; Figs. 1-8

2. General design principles and concerns

487-489

Introduces carrier density, carrier mobility, activation energy, band theory, hopping theory, through-space and through-bond transport.

Relevance: Core · 487-489 · 2.1 Basic conceptions and influencing factors about conductivity · Schemes 2-3

1. Introduction

485-487

Frames conductive MOFs as a response to the poor carrier mobility and low electrical conductivity of ordinary MOFs; defines scope and exclusions.

Relevance: Core · 485-487 · 1. Introduction · Scheme 1

3. Electrical conductivity measurements

489-491

Explains two-probe, four-probe, van der Pauw and related mobility/energy measurements, with caveats about contacts, form, anisotropy and conditions.

Relevance: Core · 489-491 · 3. Electrical conductivity measurements · Schemes 4-5

6. Conclusions and perspectives

502-505

Summarises progress and stresses remaining needs: more conductive topologies, high-quality films, better growth control, measurement consistency and deeper transport-mechanism understanding.

Relevance: Core · 502-505 · 6. Conclusions and perspectives · Table 1

Taxonomies

Classification systems are attributed to this review and are not treated as a global material registry.

Carrier IdentityAuthor-proposed

Electronic charge-carrier scope

The review limits conductivity to electronic carriers and separates these from ion and proton transport.

Categories: electrons · holes

487 · 2.1 Basic conceptions and influencing factors about conductivity

Charge-Transport MechanismAuthor-proposed

Band versus hopping conduction

Band transport uses delocalised states and scattering/effective mass arguments; hopping transport uses localised sites and spatial/energetic barriers.

Categories: band transport · hopping transport

488 · 2.1 Basic conceptions and influencing factors about conductivity · Scheme 3

Synthetic/Design Route To ConductivityAuthor-proposed

Three construction strategies

The review classifies construction strategies by the intrinsic charge-transport pathways targeted by framework design or guest modification.

Categories: metal-ligand coordination · ligand-ligand pi-pi stacking · post-synthesis modification

486 · Introduction

Measurement ConfigurationAuthor-proposed

Measurement form and geometry

The review repeatedly distinguishes values by specimen form and method, warning that apparent conductivity is affected by contacts, morphology and anisotropy.

Categories: pressed pellet · thin film · single crystal · four-probe · two-probe · van der Pauw · FET

489-504 · 3.1-3.2; Table 1 · Schemes 4-5; Table 1

Structural Path For Charge TransferAuthor-proposed

Through-space, through-bond and guest-promoted pathways

Through-space relies on non-covalent orbital overlap such as stacking; through-bond uses continuous coordination/covalency; guest-promoted routes introduce carriers or bridges through host-guest interactions.

Categories: through-space · through-bond · guest-promoted

488, 491 · 2.1; 4. Construction strategies · Scheme 6

Material families

Review-defined families retain their representative materials and conduction descriptions.

BHT/HTB benzenehexathiolate 2D MOFs

2D

Square-planar sulfur-rich 2D frameworks based on benzenehexathiol/benzenehexathiolate ligands.

Conduction: The review presents BHT systems as high-conductivity metal-ligand coordination frameworks with strong pi conjugation and dithiolene character.

Representative materials: Cu3BHT · Cu3HTB · Ni3HTB2 · Ag3HTB · Pd3HTB2

Nodes / linkers: Cu · Ni · Ag · Pd · BHT · HTB · benzenehexathiolate

492-493, 503 · 4.1 Metal-ligand coordination strategy · Fig. 3; Fig. 4; Table 1

Guest-modified porous MOFs

2D/3D Host Frameworks

Initially insulating or weakly conducting porous frameworks modified by redox molecules, nanoclusters, fullerenes or polymers.

Conduction: Guest species add carriers or bridge electronic coupling while attempting to preserve porosity.

Representative materials: TCNQ@Cu3(BTC)2 · AgNC@Rb-CD-MOF · C60@NU-901 · PEDOT@MIL-101(Cr) · NiCB@NU-1000

Nodes / linkers: Cu · Rb · Cr · Zr · BTC · cyclodextrin · pyrene tetracarboxylate · BDC

495-496, 504 · 4.3 Post-synthesis modification strategy · Figs. 7-8; Table 1

HAB hexaaminobenzene MOFs

2D

2D nitrogen-rich frameworks from HAB linkers, including Co-HAB, Ni-HAB, Cu-HAB and mixed-metal analogues.

Conduction: Redox-active nitrogen coordination networks are discussed for sodium storage, OER and theoretical Li-S battery cathodes.

Representative materials: Co-HAB · Ni-HAB · Cu-HAB · CoNi-HAB · Mn-HAB

Nodes / linkers: Co · Ni · Cu · Mn · HAB · hexaaminobenzene

493, 497, 501-502 · 4.1; 5.1; 5.6 · Fig. 9; Fig. 14; Table 1

HHTP catecholate MOFs

2D

Triphenylene catecholate frameworks formed from HHTP with transition or rare-earth metal nodes.

Conduction: Planar pi-d conjugated sheets support metal-ligand charge transport; reported values depend strongly on form and measurement method.

Representative materials: Cu-CAT-1 · Cu3HHTP2 · Ni3HHTP2 · Co3HHTP2 · rare-earth HHTP MOFs

Nodes / linkers: Cu · Ni · Co · Fe · La · Nd · Ho · Yb · HHTP · catecholate · triphenylene

492, 503 · 4.1 Metal-ligand coordination strategy · Fig. 2; Table 1

HITP hexaiminotriphenylene 2D MOFs

2D

Nitrogen-based honeycomb 2D MOFs from HITP ligands, notably Ni3(HITP)2 and Cu3(HITP)2.

Conduction: Slipped-parallel stacked 2D honeycomb sheets yield high film conductivity, FET mobility, thermoelectric and sensing utility.

Representative materials: Ni3(HITP)2 · Cu3(HITP)2

Nodes / linkers: Ni · Cu · HITP · hexaiminotriphenylene

493, 500, 503-504 · 4.1; 5.4; Table 1 · Fig. 5; Fig. 12; Table 1

HTTP hexathiotriphenylene MOFs

2D

Sulfur-substituted triphenylene 2D conductive MOFs, including metal HTTP and doped/ammonium variants.

Conduction: Supports square-planar metal-ligand conduction, with some members discussed for metallic or band-like behaviour.

Representative materials: Pt3HTTP2 · Co3HTTP2 · Ni3HTTP2 · Fe3HTTP2 · Fe3HTTP2(NH4)3

Nodes / linkers: Pt · Co · Ni · Fe · HTTP · hexathiotriphenylene

492, 503 · 4.1 Metal-ligand coordination strategy · Fig. 2; Table 1

pdt-based conductive coordination frameworks

1D

Early conductive porous frameworks using redox-active copper bis(dithiolene)-type units.

Conduction: Used by the review as the earliest conductive MOF example and as a post-synthetic iodine-doping example.

Representative materials: Cu[Cu(pdt)2] · Cu[Ni(pdt)2]

Nodes / linkers: Cu · Ni · 2,3-pyrazinedithiolate · bis(dithiolene)

491 · 4.1 Metal-ligand coordination strategy · Fig. 1; Table 1

TTF/TTFTB ligand-stacked MOFs

1D/3D Channels Depending On Framework

MOFs using tetrathiafulvalene-derived ligands to create ligand-ligand stacking paths.

Conduction: Columnar pi-stacks provide through-space paths; the review links S...S distance, band dispersion and conductivity.

Representative materials: Zn2(TTFTB) · Cd2(TTFTB) · M2(TTFTB)

Nodes / linkers: Zn · Cd · Mn · Co · TTF · TTFTB

494 · 4.2 Ligand-ligand pi...pi stacking strategy · Fig. 6; Table 1

Synthesis strategies

Review-level synthesis principles remain separate from primary-study recipes.

Redox guest bridging

Infiltrate conjugated redox-active guest molecules into pores so that guests electronically couple metal nodes or linkers.

Claimed effects: Can turn an insulating framework into a measurable conductor while maintaining porosity.

Controlling variables: open metal sites · guest-framework orbital coupling · guest loading · porosity retention · pore accessibility

Representative materials: TCNQ@Cu3(BTC)2 · NiCB@NU-1000 · C60@NU-901

Caveat: The review notes pore blocking and surface-area loss as recurring risks with guest loading.

495-496 · 4.3 Post-synthesis modification strategy · Fig. 7; Fig. 8

Interfacial and film growth for devices

Prepare thin films, membranes or nanowire arrays by liquid-liquid, air-liquid, liquid-air or substrate-assisted interfacial routes for conductivity measurement and device integration.

Claimed effects: Supports high-conductivity films, FETs, thermoelectric pellets/membranes, supercapacitor arrays and battery separators.

Controlling variables: interface type · film thickness · solvent trapped in pores · crystallinity · substrate compatibility · crack-free membrane formation

Representative materials: Cu3BHT film · Ni3(HITP)2 membrane · Cu-CAT-1 nanowire array · Ni3(HITP)2 on polypropylene separator

Caveat: Device integration requires high-quality, controllable films; film thickness and trapped solvent can alter apparent transport.

492-502, 505 · 4.1; 5.2; 5.4; 5.6; 6 · Fig. 4; Fig. 10; Fig. 12; Fig. 15

Iodine doping

Expose frameworks to iodine to oxidise the framework or introduce ordered guest molecules that increase carrier density.

Claimed effects: Can increase conductivity by orders of magnitude and lower activation energy.

Controlling variables: iodine affinity · doping amount · guest ordering · framework oxidation · activation energy

Representative materials: Cu[Ni(pdt)2] · iodine-loaded double-walled MOF

Caveat: Conductivity may arise from ordered guest molecules rather than the framework itself, so attribution must be treated cautiously.

494-495 · 4.3 Post-synthesis modification strategy

Ligand-ligand pi-pi stacking strategy

Use non-covalent stacking of electroactive ligands to form extended through-space transport paths.

Claimed effects: Can produce mobility comparable with organic semiconductors when stacking is close and ordered.

Controlling variables: interligand spacing · S...S distance · dimensionality · pi-stack alignment · interpenetration avoidance

Representative materials: Zn2(TTFTB) · Cd2(TTFTB) · In-IA-2D-2

Caveat: Pi-pi interactions may induce interpenetration or non-porous structures, undermining MOF porosity.

493-494 · 4.2 Ligand-ligand pi...pi stacking strategy · Fig. 6

Metal-ligand coordination strategy

Build frameworks from redox-active metal nodes and conjugated ligands so that charge can move through continuous coordination or covalent bonding.

Claimed effects: Can provide high charge delocalisation and high electrical conductivity, especially in planar pi-d conjugated 2D sheets.

Controlling variables: metal ion redox energy · ligand conjugation · coordination geometry · planarity · crystallinity

Representative materials: Cu[Cu(pdt)2] · Cu3BHT · Ni3(HITP)2 · Cu-CAT-1

Caveat: A designed mechanism may not be experimentally proven in the obtained MOF, and conductivity depends on sample form and measurement.

491-493 · 4.1 Metal-ligand coordination strategy · Figs. 1-4; Table 1

Polymerisation inside MOF pores

Generate conducting polymers inside porous frameworks to combine MOF porosity with polymer electronic conduction.

Claimed effects: Can make conductivity detectable and create chemiresistive sensing function.

Controlling variables: monomer loading · polymer loading percentage · catalyst · pore accessibility · polymer Fermi level

Representative materials: PEDOT@MIL-101(Cr) · MOF-polythiophene composite

Caveat: Electronic improvements must be balanced against preserving the host framework's pore accessibility.

496 · 4.3 Post-synthesis modification strategy

Review claims

These are the review authors’ synthesis, not newly measured results.

Consensus SummaryHigh supportStructure Property Link

Lower activation energy or narrower band gap increases thermally generated carrier density in semiconducting conductive MOFs.

Evidence basis: review_reasoning

Caveat: The review also notes activation energy is often not reported for MOF systems.

487-488 · 2.1 Basic conceptions and influencing factors about conductivity · Scheme 2; eqn (2)

Author InterpretationMedium supportTransport Mechanism

The review argues that band transport is generally preferred for high conductivity because it offers more efficient electron delocalisation than hopping.

Evidence basis: review_reasoning

Caveat: The authors caution that the actual mechanism in a given MOF is often experimentally unresolved.

488-489 · 2.1 Basic conceptions and influencing factors about conductivity · Scheme 3

DescriptiveHigh supportMaterial Comparison

BHT/HTB frameworks provide some of the review's highest secondary conductivity benchmarks, especially Cu3HTB/Cu3BHT films.

Evidence basis: multi_reference

Caveat: The values are reported under different forms and methods and should not be directly ranked without context.

492-493, 503 · 4.1; Table 1 · Table 1

Author InterpretationMedium supportApplication Relevance

Conductive MOFs are attractive electrocatalysts because they combine conductivity with designable structures, high surface area and dense active centres.

Evidence basis: multi_reference

Caveat: The review states that direct comparison between 2D MOF catalysts is difficult.

497 · 5.1 Electrocatalysis · Fig. 9

Author InterpretationHigh supportCaveat

Practical device integration requires high-quality conductive MOF films and more controllable film-growth methods.

Evidence basis: review_reasoning

Caveat: A broad outlook statement, not tied to a single material.

505 · 6. Conclusions and perspectives

Consensus SummaryHigh supportTransport Mechanism

High electronic conductivity in conductive MOFs requires both high charge density and high carrier mobility.

Evidence basis: review_reasoning

Caveat: The relative importance of density and mobility varies by mechanism and material.

487 · 2.1 Basic conceptions and influencing factors about conductivity · eqn (1)

Consensus SummaryHigh supportMeasurement Interpretation

Conductivity values depend on intrinsic material properties and on sample form, substrate, contacts, electrical leads and device quality.

Evidence basis: review_reasoning

Caveat: Chapter use should preserve measurement method and specimen form with any benchmark.

489 · 3.1 Basic concepts of conductivity measurements · Scheme 4

Author InterpretationHigh supportCaveat

For most reported conductive MOFs, experimental methods are insufficient to determine the exact charge-transport mechanism.

Evidence basis: review_reasoning

Caveat: Use review-level mechanistic labels as hypotheses or design categories, not definitive primary evidence.

489 · 2.1 Basic conceptions and influencing factors about conductivity

Author InterpretationHigh supportStructure Property Link

Spatial and energetic orbital overlap is a dominant design variable for MOF charge mobility.

Evidence basis: review_reasoning

Caveat: Orbital-overlap arguments remain design rationales unless directly validated by transport experiments.

486, 488 · Introduction; 2.1

Consensus SummaryHigh supportDefinition Scope

Ordinary MOFs are often poor electronic conductors because high-charge-density metal ions bound to redox-inactive ligands lack efficient charge mobility.

Evidence basis: review_reasoning

Caveat: This is the review's framing statement; individual MOFs may be exceptions.

485-486 · Introduction

Author InterpretationHigh supportMeasurement Interpretation

Pressed pellets, polycrystalline films, single-domain films and single crystals can give different conductivities because grain boundaries, anisotropy and compaction alter transport.

Evidence basis: review_reasoning

Caveat: Reported pellet values may underestimate intrinsic single-crystal conductivity.

490 · 3.2 Conductivity measurement methods, problems and solutions

Consensus SummaryHigh supportSynthesis Strategy

Planar pi-d conjugated 2D sheets are presented as a successful strategy for conductive MOF design.

Evidence basis: multi_reference

Caveat: The review notes large differences across materials, morphologies and measurement methods.

492 · 4.1 Metal-ligand coordination strategy · Fig. 2; Table 1

Consensus SummaryHigh supportSynthesis Strategy

Post-synthesis modification can render insulating MOFs conductive by adding redox-active guests, clusters, fullerenes or conductive polymers.

Evidence basis: multi_reference

Caveat: The review warns that guest loading can block pores or complicate attribution of the conductive pathway.

494-496 · 4.3 Post-synthesis modification strategy · Figs. 7-8

Author InterpretationHigh supportCaveat

The review's own Table 1 reveals that key semiconductor metrics such as activation energy and charge mobility are absent for many conductive MOFs.

Evidence basis: review_reasoning

Caveat: This is a secondary synthesis of reporting gaps across studies.

505 · 6. Conclusions and perspectives · Table 1

Author InterpretationMedium supportStructure Property Link

In M2(TTFTB) systems, shorter intermolecular S...S contacts correlate with wider band dispersion and higher conductivity.

Evidence basis: single_reference

Caveat: Presented through a small isostructural series, so generalisation should be cautious.

494 · 4.2 Ligand-ligand pi...pi stacking strategy

Author InterpretationHigh supportMeasurement Interpretation

Two-probe measurements can be meaningful for very high-resistance MOFs, but four-probe methods are preferred when conductivities are high enough for contact resistance to matter.

Evidence basis: review_reasoning

Caveat: The review gives size and resistance heuristics; these should not be treated as universal rules.

489 · 3.1 Basic concepts of conductivity measurements · Scheme 4

Secondary benchmarks

Every row remains visibly secondary and links to a primary dossier only where the mapping is verified.

MaterialPropertyReported valueContext and qualityPrimary evidenceReview source
SecondaryAg3HTBelectrical conductivity250 S cm^-12D M-L pathway; film; four-probe; room temperature table context
Table · Exact Reported
research_0735503 · Table 1 · Table 1
SecondaryAgNC@Rb-CD-MOFelectrical conductivity2.15 x 10^-7 S cm^-1single crystal, two-probe; after Ag nanocluster loading
Text · Exact Reported
research_0037495, 504 · 4.3; Table 1 · Fig. 8; Table 1
SecondaryCd2(TTFTB)electrical conductivity2.86 x 10^-4 S cm^-1single crystal, two-probe
Text · Exact Reported
research_0353494, 504 · 4.2; Table 1 · Table 1
SecondaryCu3HHTP2electrical conductivity30 S cm^-12D M-L pathway; pellet; two-probe; room-temperature table context
Table · Exact Reported
research_0026497, 503 · 5.2; Table 1 · Fig. 10; Table 1
SecondaryCu3(HITP)2electrical conductivity0.2 S cm^-1bulk pellet, two-point-probe, room temperature
Text · Exact Reported
research_0002493, 504 · 4.1; 5.5; Table 1 · Fig. 5; Table 1
SecondaryCu3HTBelectron mobility116 cm^2 V^-1 s^-1FET-derived value for electrons
Text · Exact Reported
research_0006492-493 · 4.1 Metal-ligand coordination strategy · Fig. 4
SecondaryCu3HTBelectrical conductivity1580 S cm^-1thin film, four-probe, room temperature
Text · Exact Reported
research_0006492-493, 503 · 4.1; Table 1 · Fig. 4; Table 1
SecondaryCu-CAT-1 / Cu3HHTP2electrical conductivityaround 0.2 S cm^-1single crystal, four-probe, room temperature
Text · Approximate
No verified corpus mapping492 · 4.1 Metal-ligand coordination strategy · Fig. 2; Table 1
SecondaryCu-CAT-1 nanowire arraysupercapacitor rate retention66% capacitance retained when current density increases from 0.5 to 10 A g^-1Cu-CAT-1 NWA on carbon fibre paper supercapacitor electrode
Text · Rounded Reported
research_0026497-498 · 5.2 Supercapacitors · Fig. 10
SecondaryCu[Cu(pdt)2]thermal activation energy0.193 eV300 K conductivity context
Text · Exact Reported
research_0201491 · 4.1 Metal-ligand coordination strategy · Fig. 1
SecondaryCu[Cu(pdt)2]electrical conductivity6 x 10^-4 S cm^-1300 K; Table 1 reports 1D, M-L pathway; measurement details not specified
Text · Exact Reported
research_0201491, 504 · 4.1; Table 1 · Fig. 1; Table 1
SecondaryI2-doped Cu[Ni(pdt)2]electrical conductivity after I2 dopingapproximately 1 x 10^-4 S cm^-1film, two-probe, room temperature; I2 vapour at 50 C
Text · Approximate
research_0203494 · 4.3 Post-synthesis modification strategy
SecondaryCu[Ni(pdt)2]electrical conductivity before I2 doping1 x 10^-8 S cm^-1film, two-probe, room temperature
Table · Exact Reported
research_0203494, 504 · 4.3; Table 1 · Table 1
SecondaryNi3(HITP)2field-effect hole mobility48.6 cm^2 V^-1 s^-1105 nm membrane active channel; p-type FET
Text · Exact Reported
research_0015499-500, 503 · 5.4 Field-effect transistors; Table 1 · Fig. 12; Table 1
SecondaryNi3(HITP)2electrical conductivity40 S cm^-1polycrystalline film, four-probe van der Pauw, room temperature
Text · Exact Reported
No verified corpus mapping493, 503 · 4.1; Table 1 · Table 1
SecondaryNi3(HITP)2electrical conductivity2 S cm^-1bulk pellet, two-probe
Text · Exact Reported
No verified corpus mapping493, 503 · 4.1; Table 1 · Table 1
SecondaryNi3(HITP)2electrical conductivity58.8 S cm^-1four-probe, van der Pauw, room temperature; thermoelectric study
Text · Exact Reported
research_0072499, 503 · 5.3 Thermoelectric devices; Table 1 · Fig. 11; Table 1
SecondaryNi3(HITP)2ZT1.19 x 10^-3thermoelectric device context
Text · Exact Reported
research_0072499 · 5.3 Thermoelectric devices · Fig. 11
SecondaryNi3HTB2electrical conductivity160 S cm^-1doped film; van der Pauw; room-temperature table context
Table · Exact Reported
research_0361492, 503 · 4.1; Table 1 · Fig. 3; Table 1
SecondaryPEDOT@MIL-101(Cr)electrical conductivity1.1 x 10^-3 S cm^-1pressed pellet, two-probe; 57 wt% PEDOT loading
Text · Exact Reported
No verified corpus mapping496, 504 · 4.3; Table 1 · Table 1
SecondaryTCNQ@Cu3(BTC)2electrical conductivity0.07 S cm^-1film, two-probe, after TCNQ infiltration
Text · Exact Reported
research_0088495, 504 · 4.3; Table 1 · Fig. 7; Table 1
SecondaryV-MOF@CNTF (MIL-47)volumetric capacity101.8 mA h cm^-3aqueous zinc-ion battery at 0.1 A cm^-3
Text · Exact Reported
No verified corpus mapping501-502 · 5.6 Batteries · Fig. 14

Research gaps

Open questions are presented as review-author priorities, not conclusions from the primary database.

Application benchmarking

Medium

Direct comparison across conductive MOF catalysts and devices remains difficult because morphology, pH, stability and measurement methods differ.

Proposed direction: Benchmark applications with controlled morphology, comparable electrolytes/conditions and explicit stability testing.

497 · 5.1 Electrocatalysis

Film growth and device integration

High

Integration into devices is limited by the need for high-quality films and controllable film-growth processes.

Proposed direction: Develop predictable film-growth methods and structure-property relationships for device-ready conductive MOF films.

505 · 6. Conclusions and perspectives

Guest modification tradeoffs

Medium

Guest modification can improve conductivity but may block pores or complicate the identity of the conduction pathway.

Proposed direction: Quantify porosity retention, guest distribution and host/guest contributions to conduction in post-synthetically modified MOFs.

495-496 · 4.3 · Fig. 8

Measurement consistency

High

Conductivity values are reported under inconsistent methods and conditions, making comparison difficult.

Proposed direction: Report sample form, geometry, contact method, current/voltage range, temperature and anisotropy; prefer rigorous four-probe/van der Pauw where appropriate.

505 · 6. Conclusions and perspectives · Table 1

Transport mechanism uncertainty

High

The exact charge-transport mechanism is unknown for most conductive MOFs.

Proposed direction: Develop and combine experimental and theoretical methods that can distinguish band, hopping, through-space, through-bond and guest-mediated transport.

489 · 2.1

Incomplete transport metrics

High

Activation energy and charge mobility remain unreported for many conductive MOFs.

Proposed direction: Include activation-energy, mobility, carrier-type and carrier-density measurements alongside conductivity.

505 · 6. Conclusions and perspectives · Table 1

Material diversity

Medium

Only a few MOFs had shown good conductivity by the time of the review, so new conductive topologies are needed.

Proposed direction: Design conductive MOFs beyond the small set of planar multi-dentate ligand families, while retaining porosity and crystallinity.

505 · 6. Conclusions and perspectives

Theory-experiment integration

Medium

The review calls for experimentalists and theorists to cooperate to design better conductive MOFs and elucidate mechanisms.

Proposed direction: Pair transport measurements with electronic-structure calculations and mechanistic modelling for new materials.

505 · 6. Conclusions and perspectives

Cited-study map

Mappings show which printed review references have a verified counterpart in the frozen primary corpus.

Show 39 cited-study records
ReferenceStudyRole and contextCorpus mapping
Ref. 42012Title unavailablemeasurement_caveat · scope_contextCited for broader coordination-polymer context and measurement caveats used by the review.Unmapped
Ref. 52014Title unavailableconductivity_contextSupports the review's statement that redox-inactive ligands contribute to poor charge mobility.Unmapped
Ref. 132009Title unavailablehistorical_development · transport_benchmarkUsed as the earliest conductive MOF example and for conductivity/activation-energy benchmarks.research_0201
Ref. 142016Title unavailabletransport_equation · review_contextCited by the review for conductivity equations and charge-density/mobility concepts.Unmapped
Ref. 222014Title unavailableband_theory_contextCited for band-theory concepts used to frame conductive MOF transport.Unmapped
Ref. 242014Title unavailableelectronic_structureCited in the review's semiconductor energy-band explanation.Unmapped
Ref. 252011Title unavailabletransport_modelCited for the conduction-model schematic contrasting hopping and band transport.Unmapped
Ref. 262015Title unavailablestructure_property · transport_benchmarkUsed for the review's S...S distance, band dispersion and conductivity comparison in TTFTB MOFs.research_0353
Ref. 272012Title unavailablethrough_space_contextSupports the review's through-space orbital-overlap argument.Unmapped
Ref. 282012Title unavailablethrough_bond_contextSupports the review's through-bond charge-transport description.Unmapped
Ref. 292014Title unavailablemeasurement_contextCited in the review's basic measurement discussion.Unmapped
Ref. 302005Title unavailablemeasurement_methodCited for conductivity measurement equations and van der Pauw correction context.Unmapped
Ref. 312015Title unavailabletransport_benchmark · thin_film · device_mobilityCited for liquid-liquid interfacial Cu-BHT films with very high conductivity and FET mobility.research_0006
Ref. 382010Title unavailablepost_synthesis_modification · transport_benchmarkUsed for iodine vapour doping of Cu[Ni(pdt)2] and conductivity/activation-energy change.research_0203
Ref. 392018Title unavailabletransport_benchmark · bht_familySelected from Table 1 as a high-conductivity BHT/HTB family benchmark.research_0735
Ref. 402015Title unavailablesensor_application · transport_benchmarkUsed for Cu3(HITP)2 chemiresistive ammonia sensing and a conductivity benchmark.research_0002
Ref. 412016Title unavailableplanar_2d_familyCited in the review as evidence for planar pi-d conjugated 2D sheets as a successful conductive-MOF strategy.research_0010
Ref. 422017Title unavailableplanar_2d_familyCited in the review as part of the planar 2D MOF strategy evidence base.Unmapped
Ref. 432012Title unavailablematerial_family · transport_benchmarkUsed for HHTP catecholate frameworks and the Cu-CAT-1 conductivity benchmark.Unmapped
Ref. 482014Title unavailablebht_family · transport_benchmarkUsed for Ni3HTB2 film/doped-film conductivity and activation-energy benchmarks.research_0361
Ref. 522015Title unavailableelectrocatalysis · thin_sheetCited for freestanding 2D Ni-HTTP single-layer sheets and HER activity.Unmapped
Ref. 582014Title unavailablehitp_family · transport_benchmarkUsed for Ni3(HITP)2 synthesis and pellet/film conductivity benchmarks.Unmapped
Ref. 682012Title unavailableligand_stacking · mobility_benchmarkUsed for a porous MOF with high charge mobility via pi-stacks of electroactive molecules.research_0030
Ref. 702014Title unavailableligand_stacking · device_mobilityUsed for dimensionality and pi-stacking effects on charge mobility in In-isophthalate MOFs.Unmapped
Ref. 732010Title unavailableiodine_doping · guest_conductionUsed as an example where iodine loading creates anisotropic conductivity in a MOF without apparent conductive paths.Unmapped
Ref. 752014Title unavailableguest_modification · transport_benchmarkUsed for TCNQ infiltration into Cu3(BTC)2 and six-order conductivity increase.research_0088
Ref. 782015Title unavailableguest_modification · nanoclusterUsed for Ag nanocluster loading in Rb-CD-MOF and conductivity increase with porosity retention.research_0037
Ref. 792018Title unavailableguest_modificationUsed for selective guest loading in NU-1000 mesopores and post-synthetic conductivity enhancement.research_0106
Ref. 802018Title unavailableguest_modification · fullereneUsed for fullerene encapsulation in NU-901 and measurable conductivity from donor-acceptor interactions.Unmapped
Ref. 822016Title unavailablepolymer_modification · sensor_applicationUsed for in-pore EDOT polymerisation, conductivity, and gas-sensor composite relevance.Unmapped
Ref. 832017Title unavailablepolymer_modificationUsed for a MOF-polythiophene composite route similar to PEDOT polymerisation.Unmapped
Ref. 1112017Title unavailableelectrocatalysis · bht_familyUsed for Cu-BHT morphology effects in HER and Table 1 conductivity benchmark.Unmapped
Ref. 1122020Title unavailableelectrocatalysis · hab_familyUsed for Co-HAB morphology effects and OER activity.research_0205
Ref. 1132020Title unavailableelectrocatalysis · mixed_metal_habUsed for bimetallic CoNi-HAB OER activity and DFT interpretation.Unmapped
Ref. 1232017Title unavailablesupercapacitor · morphologyUsed for Cu-CAT-1 nanowire-array supercapacitor performance and Table 1 conductivity entry.research_0026
Ref. 1322017Title unavailablethermoelectric · transport_benchmarkUsed for Ni3(HITP)2 thermoelectric conductivity, thermal conductivity and ZT benchmarks.research_0072
Ref. 1342017Title unavailablefield_effect_transistor · mobility_benchmarkUsed for porous FET device based on Ni3HITP2 membrane and high hole mobility.research_0015
Ref. 1422019Title unavailablebattery_application · aqueous_zinc_batteryUsed for conductive V-MOF nanowire-bundle arrays as binder-free zinc-ion battery cathode.Unmapped
Ref. 1442018Title unavailablebattery_application · separator · thin_filmUsed for Ni3(HITP)2 conductive membrane on polypropylene separator in Li-S batteries.Unmapped