Microscopy Morphology — Construction of sulfur vacancies enriched hollow zinc cobalt bimetallic sulfides for high-performance supercapacitors

Measurement evidence

Microscopy Morphology

Construction of sulfur vacancies enriched hollow zinc cobalt bimetallic sulfides for high-performance supercapacitors · Qian X., Yin Y., Lu Y. et al. · Journal of Alloys and Compounds · 2022 · 165191

2 measurement groups · 4 results

Reported values remain attached to the sample, method, conditions, extraction quality and source location that produced them.

SEM and TEM

Scanning electron microscopy Transmission electron microscopy

Co3S4 · Powder

TEM images of Co3S4 and SEM comparison with supplementary Fig. S3.

Geometry: powder nanostructure
Context: Zn-free sulphide control
Measurement source: p003 · 3.1. Morphological and structural characterizations · Fig. 1a,b

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Co3S4 average particle size	~ 800 nm	—	—	Text Approximate	p003 · 3.1. Morphological and structural characterizations · Fig. 1a,b

FESEM, TEM, HRTEM and EDS elemental mapping

Scanning electron microscopy Transmission electron microscopy Elemental microanalysis and mapping

Zn0.3Co2.7S4 · Powder

FESEM SUPRA 55 SEM; TEM JEOL JEM-2100 at 200 kV; EDS from ZEISS SUPRA 55 with Oxford X-Max 20.

Geometry: powder nanostructure
Context: Derived bimetallic sulphide target sample
Measurement source: p003 · 3.1. Morphological and structural characterizations · Fig. 1c-g

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Zn/Co/S elemental distribution	homogeneous distribution of Zn, Co and S elements	—	—	Text Qualitative	p003 · 3.1. Morphological and structural characterizations · Fig. 1g; Fig. S4
hollow shell thickness	about 20-40 nm	—	range 20-40 nm	Text Range	p003 · 3.1. Morphological and structural characterizations · Fig. 1
Zn0.3Co2.7S4 HRTEM lattice spacing	0.272 nm assigned to Co3S4 (222)	—	—	Text Exact Reported	p003 · 3.1. Morphological and structural characterizations · Fig. 1f