Other — Metal-organic frameworks with fine-tuned interlayer spacing for microwave absorption

Measurement evidence

Other

Metal-organic frameworks with fine-tuned interlayer spacing for microwave absorption · Zhang X., Tian X., Wu N. et al. · Science Advances · 2024 · eadl6498

2 measurement groups · 12 results

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

EMW reflection-loss calculation from transmission-line theory

Zn3Cu1-HHTP/paraffin toroidal ring · Pellet

Reflection loss calculated from VNA electromagnetic parameters for absorber thickness series; metallic backing condition.

Geometry: absorber thickness varied, including 2.95 mm for best Zn3Cu1-HHTP result
Context: cMOF/paraffin absorber composite
Measurement source: 2 · Supplementary Text · Equations S1-S2; Fig. 4A-B; Table S5

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Selected C-band absorption thickness, Zn3Cu1-HHTP	2.9 mm	—	—	Text Exact Reported	6 · Discussion · Fig. 4D
Selected Ku-band absorption thickness, Zn3Cu1-HHTP	1.5 mm	—	—	Text Exact Reported	6 · Discussion · Fig. 4D
Selected S-band absorption thickness, Zn3Cu1-HHTP	5.0 mm	—	—	Text Exact Reported	6 · Discussion · Fig. 4D
Selected X-band absorption thickness, Zn3Cu1-HHTP	2.2 mm	—	—	Text Exact Reported	6 · Discussion · Fig. 4D
Zn1Cu3-HHTP EMW absorption efficiency	did not show efficient EMW absorption	—	—	Text Qualitative	6 · Discussion · Fig. S21
Minimum reflection loss, Zn2Cu2-HHTP composite	-13.1 dB	—	—	Text Rounded Reported	6 · Discussion · Fig. S21
Thickness at RLmin, Zn3Cu1-HHTP compositeMarked as a best value within this paper	2.95 mm	—	—	Text Exact Reported	31 · Table S5 · Table S5
Effective absorption bandwidth, Zn3Cu1-HHTP compositeMarked as a best value within this paper	3.7 GHz (12.5 to 16.2 GHz)	—	—	Text Exact Reported	6 · Discussion · Fig. 4B; Table S5
Filling ratio in absorber, Zn3Cu1-HHTP composite	50 wt %	—	—	SI Table Exact Reported	31 · Table S5 · Table S5
Minimum reflection loss, Zn3Cu1-HHTP compositeMarked as a best value within this paper	-81.62 dB at 7.28 GHz and 2.95 mm	—	—	Text Exact Reported	6 · Discussion · Fig. 4A-B; Table S5
Minimum reflection loss, Zn-HHTP composite	about -68.7 dB	—	read from Fig. S21 label	Figure Axis Approximate	28 · Fig. S21 · Fig. S21

Thermogravimetric analysis

Thermogravimetric analysis

Zn3Cu1-HHTP powder/rod crystals · Powder

TA TGA550 used to assess thermal stability.

Context: pristine ZnCu-HHTP powders
Measurement source: 30 · Fig. S23 caption text · Fig. S23

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Thermal stability limit	stable till 200 C	—	—	Text Rounded Reported	30 · Fig. S23 text · Fig. S23