Table 1 Summary of LSPR characteristics and elemental analysis results for ICO and Cu:ICO NCs

From: Tuning infrared plasmon resonances in doped metal-oxide nanocrystals through cation-exchange reactions

[CuCl2] (mM)

Measured Cu (%)

λ (nm)

E (eV)

ΔE (eV)

Q

ωp (cm−1)

Γ (cm−1)

Ne (1020 cm−3)

0

0

2196

0.565

0.105

5.38

14,423

753.13

6.29

1

0.3

2259

0.549

0.090

6.10

14,030

629.30

5.95

10

1.8

2309

0.537

0.090

5.97

13,726

632.40

5.69

25

4.2

2368

0.524

0.089

5.89

13,391

633.76

5.41

50

8.2

2399

0.517

0.102

5.07

13,183

739.52

5.25

75

10.9

2501

0.496

0.107

4.64

12,639

761.18

4.83

100

14.6

2822

0.440

0.165

2.67

11,231

1172.8

3.80

  1. Notes: Cu concentrations (Cu/(Cu + Cd + In) %) were measured by using SEM-EDS. λ: LSPR peak wavelength, E: LSPR peak energy, ΔE: LSPR full width at half maximum, Q: LSPR quality factor (E/ΔE), ωp: bulk plasma frequency, Γ: free carrier damping constant, and Ne: free carrier concentration
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