Primary studyCore evidenceThin Film Device

Conductive Ni3(HITP)2 nanofilm with asymmetrical morphology prepared by gas–liquid interface self-assembly for glucose sensing

Cao L.-A., Wei M., Guo X. et al. · Ionics · 2024 · 2375-2385

4materials
16samples
8synthesis routes
24measurements
57results
6claims and caveats

Evidence map

Open a family to keep every result attached to its sample, method and conditions.

Author interpretations and caveats

Paraphrased for this database from the authors’ stated interpretations — never quoted verbatim — and kept separate from reported measurements.

Application RelevanceSupport assessment: High

The island-like down-side surface film improves glucose sensing versus the flat up-side film.

Caveat: Sensor performance is for alkaline NaOH electrolyte and Ni3(HITP)2/ITO electrodes, not direct physiological media; SI 1 and 5 min calibration slopes are visual reads from rendered plots.

p006-p007 / 2380-2381 · Results and discussion · Fig. 4; Table 1 · Linked to 10 structured results

CaveatSupport assessment: High

Although the paper describes Ni3(HITP)2 as conductive, it reports no first-hand electrical conductivity or charge-transport value for the films.

Caveat: Conductivity is discussed as background and motivation only.

p001 / 2375 · Abstract and Introduction

CaveatSupport assessment: High

Long-term response retention decreases to 70.7% after 267 days, and the authors state further optimisation or device packaging is needed.

p007 / 2381 · Results and discussion · Fig. 5d · Linked to 3 structured results

Phase AssignmentSupport assessment: High

The prepared film is assigned as pure Ni3(HITP)2 based on XRD, HR-TEM lattice fringes, and FT-IR comparison with powder.

Caveat: No CIF or full Rietveld refinement was provided in the assigned documents.

p004-p005 / 2378-2379 · Results and discussion · Fig. 3 · Linked to 5 structured results

Structure Property LinkSupport assessment: High

Gas-liquid interface synthesis produces asymmetric Ni3(HITP)2 films with a flat up-side surface and rough island-like down-side surface.

Caveat: The 1 and 5 min side-specific morphologies are partly supported by SI rendered figures; some SI image values are visual reads from labels.

p004 / 2378 · Results and discussion · Fig. 2; Fig. S1-S4 · Linked to 7 structured results

Structure Property LinkSupport assessment: High

Higher defective Ni content in DS-Ni-HITP is linked to stronger glucose adsorption and enhanced catalytic oxidation capacity.

Caveat: DFT adsorption energies support the mechanistic interpretation but do not by themselves prove the full glucose oxidation pathway.

p008 / 2382 · Results and discussion; Conclusions · Fig. 6 · Linked to 7 structured results

Material identities

Names and aliases are kept exactly within the paper’s own identity model.

MaterialCompositionStructure contextSource
HITP ligandHITP or HITP.6HCl2,3,6,7,10,11-hexaiminotriphenylene0D · UnknownOrganic linker precursor for Ni3(HITP)2 film synthesis.p002 / 2376 · Preparation of HITP ligand
ITO substrateITOunknown · UnknownCommercial indium tin oxide substrate used as bare control and support.p003 / 2377 · Preparation of Ni3(HITP)2 film/ITO electrode
Ni3(HITP)2Browse family: Ni₃(HITP)₂ / Ni–HITPNi3(HITP)2Ni · HITP (2,3,6,7,10,11-hexaiminotriphenylene)2D · Pristine2D graphene-like honeycomb/kagome conductive MOF; XRD peaks assigned to (100), (200), and (002) planes.p001 / 2375 · Abstract and Introduction
Ni3(HITP)2 slab modelBrowse family: Ni₃(HITP)₂ / Ni–HITPNi3(HITP)2Ni · HITP2D · Model SystemPeriodic slab model with saturated Ni, unsaturated defective Ni, and carbon adsorption sites.p003 / 2377 · Computational methods

Sample register

Sample form, processing state and composition status define the context for measurements.

Show 16 sample records
SampleForm and roleProcessing and geometrySource
bare ITOresearch_0743__mat__ito_controlElectrode · Pristine Control · UnknownCommercial ITO substrate rinsed with acetone, isopropanol, and ethanol and dried under air.ITOp003 / 2377 · Preparation of Ni3(HITP)2 film/ITO electrode
DS-Ni-HITP-1 min/ITO electroderesearch_0743__mat__ni3_hitp2Electrode · Target Sample · Composite1 min film transferred to ITO by stamping to expose the down-side surface.ITO · ~10 nm Ni3(HITP)2 filmp004 · Supporting Information · Fig. S6b,c
DS-Ni-HITP-3 minresearch_0743__mat__ni3_hitp2Thin Film · Target Sample · Pristine FrameworkDown-side surface immersed in solution; obtained by stamping transfer.~20 nm film; side-specific surface roughness Ra = 52.2 nmp003-p004 / 2377-2378 · Results and discussion · Fig. 2b,d
DS-Ni-HITP-3 min/ITO electroderesearch_0743__mat__ni3_hitp2Electrode · Target Sample · CompositeNi3(HITP)2 film transferred to ITO by stamping to expose down-side surface.ITO · ~20 nm Ni3(HITP)2 filmp003 / 2377 · Preparation of Ni3(HITP)2 film/ITO electrode
DS-Ni-HITP-5 min/ITO electroderesearch_0743__mat__ni3_hitp2Electrode · Target Sample · Composite5 min film transferred to ITO by stamping to expose the down-side surface.ITO · ~100 nm Ni3(HITP)2 filmp004 · Supporting Information · Fig. S6e,f
HITP ligand productresearch_0743__mat__hitp_ligandPowder · Paper Level Unspecified · UnknownProduct obtained by acid deprotection, centrifuging, washing, and drying.p002 / 2376 · Preparation of HITP ligand
Ni3(HITP)2 glucose adsorption modelresearch_0743__mat__ni3_hitp2_modelModel · Model System · ModelPeriodic slab model with glucose adsorbed at saturated Ni, unsaturated Ni, and carbon sites.p003 and p008 / 2377 and 2382 · Computational methods; Results and discussion · Fig. 6c-e
Ni3(HITP)2 film-1 minresearch_0743__mat__ni3_hitp2Thin Film · Target Sample · Pristine FrameworkAir-liquid interfacial growth for 1 min.~10 nmp003 / 2377 · Results and discussion · Fig. S1-S2
Ni3(HITP)2 film-3 minresearch_0743__mat__ni3_hitp2Thin Film · Target Sample · Pristine FrameworkAir-liquid interfacial growth for 3 min.~20 nmp003 / 2377 · Results and discussion · Fig. S2
Ni3(HITP)2 film-5 minresearch_0743__mat__ni3_hitp2Thin Film · Target Sample · Pristine FrameworkAir-liquid interfacial growth for 5 min.~100 nmp003 / 2377 · Results and discussion · Fig. S1-S2
Ni3(HITP)2 thin filmresearch_0743__mat__ni3_hitp2Thin Film · Target Sample · Pristine FrameworkGas-liquid interface self-assembled nanofilm.free-standing at air-liquid interface; transferred to substrates for use · controlled by reaction time, 1-5 minp002-p003 / 2376-2377 · Preparation of Ni3(HITP)2 film · Fig. 1
Ni3(HITP)2 powder referenceresearch_0743__mat__ni3_hitp2Powder · Pristine Control · Pristine FrameworkPowder reference compared with the film by FT-IR.p004-p005 / 2378-2379 · Results and discussion · Fig. 3d
US-Ni-HITP-1 min/ITO electroderesearch_0743__mat__ni3_hitp2Electrode · Target Sample · Composite1 min film transferred to ITO by salvaging to expose the up-side surface.ITO · ~10 nm Ni3(HITP)2 filmp004 · Supporting Information · Fig. S6a,c
US-Ni-HITP-3 minresearch_0743__mat__ni3_hitp2Thin Film · Target Sample · Pristine FrameworkUp-side surface exposed to air; obtained by salvaging transfer.~20 nm film; side-specific surface roughness Ra = 5.01 nmp003-p004 / 2377-2378 · Results and discussion · Fig. 2a,c
US-Ni-HITP-3 min/ITO electroderesearch_0743__mat__ni3_hitp2Electrode · Target Sample · CompositeNi3(HITP)2 film transferred to ITO by salvaging to expose up-side surface.ITO · ~20 nm Ni3(HITP)2 filmp003 / 2377 · Preparation of Ni3(HITP)2 film/ITO electrode
US-Ni-HITP-5 min/ITO electroderesearch_0743__mat__ni3_hitp2Electrode · Target Sample · Composite5 min film transferred to ITO by salvaging to expose the up-side surface.ITO · ~100 nm Ni3(HITP)2 filmp004 · Supporting Information · Fig. S6d,f