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polyethyleneimine/2-mercaptopropionic acid-coated Ag2S quantum dots

Based on

1 Articles
2015 Most recent source

Composition

Image only illustrates the order and placement of components as described in literature.

1

silver(I) sulfide

silver sulphide silver sulfide acanthite
Type Single Compound
Formula Ag2S
Role core
2

poly(iminoethylene)

polyethyleneimine polyaziridine PEI
Type Polymer
Formula
Role layer
3

2-mercaptopropionic acid

thiolactic acid 2MPA TLA
Type Single Compound
Formula C3H6O2S
Role layer

Properties

General physical and chemical properties

Property Value Nanomaterial Variant Source
emission

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Applications

Area Application Nanomaterial Variant Source
diagnostics

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Characterization

Method Nanomaterial Variant Source
dynamic light scattering

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Biological effects

Biological system Test details Nanomaterial Variant Source
HeLa cells

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Preparation

Method 1

Type: Chemical synthesis
Source:
Starting materials
  • sodium sulphide
  • poly(iminoethylene)
  • water
See all (5)
  1. dutsO
  2. E4rqpELLv0O3Q1vj
  3. nPG3HMp8
Product

polyethyleneimine/2-mercaptopropionic acid-coated Ag2S quantum dots

Hydrodynamic diameter: 8.9 nm

Size: 2.54 nm

Medium: water solution pH 7.4

Support: none

Method 2

Type: Chemical synthesis
Source:
Starting materials
  • sodium sulphide
  • poly(iminoethylene)
  • water
See all (5)
  1. Ffc5i
  2. mJugheLJDkHwRBq7
  3. o9ZwC1Xm
Product

polyethyleneimine/2-mercaptopropionic acid-coated Ag2S quantum dots

Hydrodynamic diameter: 3.8 nm

Size: 2.52 nm

Medium: water

Support: none

Method 3

Type: Chemical synthesis
Source:
Starting materials
  • sodium sulphide
  • poly(iminoethylene)
  • water
See all (5)
  1. pnJu8
  2. nCkPOXCivmr1uWsI
  3. GeqyqGkn
Product

polyethyleneimine/2-mercaptopropionic acid-coated Ag2S quantum dots

Hydrodynamic diameter: 3.5 nm

Size: 2.48 nm

Medium: water

Support: none

Method 4

Type: Chemical synthesis
Source:
Starting materials
  • sodium sulphide
  • poly(iminoethylene)
  • water
See all (5)
  1. YjpUC
  2. a4Ozk0MTDx2IMb8P
  3. rNzVsTeM
Product

polyethyleneimine/2-mercaptopropionic acid-coated Ag2S quantum dots

Hydrodynamic diameter: 8 nm

Size: 2.54 nm

Medium: water solution pH 9

Support: none

Method 5

Type: Chemical synthesis
Source:
Starting materials
  • sodium sulphide
  • poly(iminoethylene)
  • water
See all (5)
  1. vB1dd
  2. vcgCLopmEJWttigr
  3. LvDI541G
Product

polyethyleneimine/2-mercaptopropionic acid-coated Ag2S quantum dots

Hydrodynamic diameter: 9.4 nm

Size: 2.54 nm

Medium: water solution pH 5.5

Support: none

References

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