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gold nanoparticles

Based on

4295 Articles
102 Patents
2018 Most recent source

Composition

1

gold

Type Single Compound
Formula Au
Role raw materials

Properties

General physical and chemical properties

Property Value Nanomaterial Variant Source
colloidal stability

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cyclic voltammogram
density
diffusion coefficient
electric field distribution
electric field intensity distribution plot
electrical conductivity
emission
extinction
extinction coefficient
extinction cross-section
irradiation-induced heating
localized surface plasmon resonance
localized surface plasmon resonance wavelength
molar extinction coefficient
polarizability
scattering efficiency
scattering intensity
stability
Surface area
surface plasmon resonance
surface plasmon resonance wavelength
temperature
UV absorbance
UV absorption
UV-vis absorbance
water contact angle
Zeta potential
zeta potential

Catalytic properties

Reaction Value Nanomaterial Variant Source
4-nitrophenol reduction

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Sensor properties

Type of sensor Sensor property Nanomaterial Variant Source
compounds sensor for ascorbic acid (AA)

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Applications

Area Application Nanomaterial Variant Source
analysis methods

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catalysis
coatings
diagnostics
drug delivery
electrodes/electrolytes
electronics
environmental protection
lasers
lighting devices
medical devices
medicine/veterinary
nanobiotechnology
optoelectronics
other
photonics
power generation
raw materials/precursors/templates
sensors (excluding biosensors)
tools/devices

Characterization

Method Nanomaterial Variant Source
atomic force microscopy

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circular dichroism
confocal laser scanning microscopy
dielectric spectroscopy
dynamic light scattering
electron energy-loss spectroscopy
energy dispersive X-ray spectroscopy
field emission scanning electron microscopy
fluorescence spectroscopy
high-resolution transmission electron microscopy
infrared spectroscopy
optical microscopy
other
photoemission spectroscopy
photoluminescence
pump-probe absorption spectroscopy
Raman spectroscopy
scanning electron microscopy
scanning transmission electron microscopy
scanning tunneling microscopy
selected area electron diffraction
small angle X-ray scattering
STEM-HAADF
surface-enhanced Raman spectroscopy
surface-enhanced resonance Raman scattering
thermogravimetric analysis
time-resolved absorption spectroscopy
transient-absorption spectroscopy
transmission electron microscopy
UV
UV photoelectron spectroscopy
UV-Vis reflectance spectroscopy
UV-Vis spectroscopy
UV-Vis-NIR optical spectroscopy
X-ray diffraction
X-ray photoelectron spectroscopy

Biological effects

Biological system Test details Nanomaterial Variant Source
Escherichia coli

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HeLa cells
human umbilical vein endothelial cells
Staphylococcus aureus

Preparation

Method 1

Type: Physical formation
Source:
Starting materials
  1. tR5BUgJWGBmYSWNJfimgPhMT4WIK6fzZS23nMRBmuCeJg2C8x8tK9edPVXJN76jG3
Product

gold nanoparticles

Height: 40 nm

Width: 100 nm

Medium: none

Support: titanium-gold layer

Method 2

Type: Chemical synthesis
Source:
Starting materials
  • gold
  1. 5ep6j
  2. Ghfe
  3. SyRdf1ANB66b4
  4. IBzEtQP1Qot8c6yMR
  5. 7qEd
Product

gold nanoparticles

Size: not specified

Medium/Support: none

Method 3

Type: Chemical synthesis
Source:
Starting materials
  • hydrogen tetrachloroaurate tetrahydrate
  1. u4DYgd4NZ6bjLng6ai3gTrXQYkvNGq9QdVfGEA
  2. QY11TNb0X1PUkErg3VE3
Product

gold nanoparticles

Size: not specified

Medium/Support: none

Method 4

Type: Physical formation
Source:
Starting materials
  • gold
  1. eeogJc8lKctVTnN4SS
Product

gold nanoparticles

Thickness: ~ 6.5 nm

Medium/Support: none

Method 5

Type: Chemical synthesis
Source:
Starting materials
  • hydrogen tetrachloroaurate tetrahydrate
  1. gj0a3EZxsnpOg2
Product

gold nanoparticles

Size: ~ 15 nm

Medium/Support: none

References

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