Spectroscopy — Novel aptasensing strategy for efficiently quantitative analyzing Staphylococcus aureus based on defective copper-based metal–organic framework

Measurement evidence

Spectroscopy

Novel aptasensing strategy for efficiently quantitative analyzing Staphylococcus aureus based on defective copper-based metal–organic framework · Tian J.-Y., Liu X., Zhang S. et al. · Food Chemistry · 2023 · 134357

2 measurement groups · 6 results

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

FT-IR spectroscopy

nattier blue ML-Cu2O@Cu-MOF powder · Powder

FT-IR spectra of Cu-BDC, Cu-H3BTC, Cu-H4EBTC, and ML-Cu2O@Cu-MOF.

Context
target composite and pristine control Cu-MOF powders
Measurement source
p004 / article p.4 · 3.1. Basic characterizations · Fig. 1h
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
FT-IR carboxylate coordination peaksCu-BDC: 1625 and 1397 cm-1; Cu-H3BTC/Cu-H4EBTC/ML-Cu2O@Cu-MOF: 1375, 1567, and 1641 cm-1Text
Rounded Reported
p004 / article p.4 · 3.1. Basic characterizations · Fig. 1h

X-ray photoelectron spectroscopy (XPS)

nattier blue ML-Cu2O@Cu-MOF powder · Powder

Survey and high-resolution Cu 2p, C 1s, and O 1s spectra for Cu-BDC, Cu-H3BTC, Cu-H4EBTC, and ML-Cu2O@Cu-MOF; additional Apt/ML-Cu2O@Cu-MOF XPS described via SI figure. SI S1.5 reports Thermo Fisher ESCALAB 250Xi with Al-Kalpha 1486.6 eV.

Context
target composite and pristine control Cu-MOF powders
Measurement source
p005 / article p.5 · 3.1. Basic characterizations · Fig. 2 / Fig. S6-S7
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
P 2p peaks after aptamer immobilisation132.88 and 133.84 eVText
Exact Reported
p005 / article p.5 · 3.1. Basic characterizations · Fig. S7
XPS survey signalsCu 2p 933.41 eV, C 1s 284.5 eV, O 1s 531.4 eVText
Exact Reported
p005 / article p.5 · 3.1. Basic characterizations · Fig. S6
ML-Cu2O@Cu-MOF Cu0/Cu+ XPS peaks932.7 and 952.6 eVText
Exact Reported
p005 / article p.5 · 3.1. Basic characterizations · Fig. 2a
ML-Cu2O@Cu-MOF Cu2+ XPS peaks934.5 and 954.4 eVText
Exact Reported
p005 / article p.5 · 3.1. Basic characterizations · Fig. 2a
oxygen-vacancy O 1s peak in ML-Cu2O@Cu-MOF531.1 eV531.1 eVText
Exact Reported
p005 / article p.5 · 3.1. Basic characterizations · Fig. 2c