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. Author manuscript; available in PMC: 2017 Feb 11.
Published in final edited form as: J Phys Chem B. 2016 Jan 28;120(5):936–944. doi: 10.1021/acs.jpcb.5b12233

Table 1.

Summary of results obtained from all static and time-resolved fluorescence measurements. QY was determined using the value of NATA as a standard. τave corresponds to the intensity weighted average fluorescence lifetime.

Solvent λmax (nm) # exp % τF (ns) τave (ns) QY χ2
5CI H2O 387 2 91 0.10 0.3 0.005 1.19
9 0.3
D2O 385 2 88 0.13 0.4 0.002 0.99
12 0.30
TFE 373 2 97 <0.1 0.1 0.007 1.05
3 0.3
MeOH 366 1 100 2.9 2.9 0.06 1.04
EtOH 366 1 100 4.3 4.3 0.09 1.14
ACN 358 1 100 4.4 4.4 0.10 1.17
1,4-dioxane 347 1 100 4.2 4.2 0.13 1.04
THF 345 1 100 4.4 4.4 0.11 1.15
DMSO 367 1 100 7.1 7.1 0.15 1.18

TrpCN H2O 391 2 91 0.4 1.4 0.01 0.97
9 1.6
TFE 386 3 53 <0.1 1.1 0.02 1.10
44 0.7
3 2.8
MeOH 384 2 10 1.8 5.4 0.09 1.09
90 5.6
EtOH 386 2 18 2.3 6.5 0.17 1.20
82 6.8
ACN 381 2 67 3.1 5.5 0.13 1.07
33 7.5
1,4-dioxane 361 2 25 3.4 5.6 0.11 1.11
75 6.0
THF 368 2 18 2.5 5.6 0.12 1.07
82 5.9
DMSO 391 2 21 2.1 16.1 0.24 1.06
79 16.5

GWCNG H2O 394 2 96 0.5 0.8 0.01 0.93
4 2.1
MeOH 383 2 24 0.8 5.7 0.13 1.16
76 6.0
THF 371 2 17 3.0 5.3 0.14 1.04
83 5.6
DMSO 386 2 26 2.0 13.9 0.24 1.13
74 14.5

MPXWCN H2O 391 3 82 0.7 1.6 0.02 0.94
17 2.0
1 6.1
MPXWCN DPC 372 2 24 2.4 6.7 0.18 1.08
76 7.2

TC2WCN H2O 387 3 40 0.4 9.2 0.06 1.18
31 1.8
29 11.0

NATA H2O/pH 7 358 1 100 3.0 3.0 0.14* 1.03
*

Value adopted from ref. 2