Addition/Correction pubs.acs.org/IECR
Erratum: Non-Fickian Diffusion of Water in Polylactide Eric M. Davis, Matteo Minelli, Marco Giacinti Baschetti, and Yossef A. Elabd*
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Ind. Eng. Chem. Res. 2013, (52), 8664−8673 (DOI: 10.1021/ie302342m) The following erratum is provided for the paper by Davis et al. entitled “Non-Fickian Diffusion of Water in Polylactide,” Ind. Eng. Chem. Res., 2013, 52, 8664−8673. On page 8671, eq 11 was submitted and published as
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∞ ⎛ ⎞ 6 1 M t = M∞,F⎜⎜1 − 2 ∑ 2 exp[−n2kFt ]⎟⎟ π n=1 n ⎝ ⎠
+
∑ M∞,iexp[1 − exp(−kit )] i
(11)
This equation has an error in it. It should read as follows: ∞ ⎛ ⎞ 6 1 M t = M∞,F⎜⎜1 − 2 ∑ 2 exp[−n2kFt ]⎟⎟ π n=1 n ⎝ ⎠
+
∑ M∞,i[1 − exp(−kit )] i
(11)
On page 8671, eq 12 was submitted and published as ⎛ M t = M∞,F⎜⎜1 − ⎝
∞
∑ n=0
8 (2n + 1)2 π 2
⎡ −D(2n + 1)2 π 2t ⎤⎞ × exp⎢ ⎥⎟⎟ + M∞,R ⎦⎠ ⎣ 4L2 × exp[1 − exp( −kR t )]
(12)
This equation has an error in it. It should read as follows: ⎛ M t = M∞,F⎜⎜1 − ⎝
∞
∑ n=0
8 (2n + 1)2 π 2
⎡ −D(2n + 1)2 π 2t ⎤⎞ × exp⎢ ⎥⎟⎟ + M∞,R [1 − exp( −kR t )] ⎦⎠ ⎣ 4L2 (12)
On page 8672, eq 13 was submitted and published as ⎛ 4 A t = A∞,F⎜⎜1 − π ⎝
∞
∑ n=0
⎡ − D(2n + 1)2 π 2t ⎤⎞ (− 1)n exp⎢ ⎥⎟⎟ 2 ⎣ ⎦⎠ (2n + 1) 4L2
+ A∞,R exp[1 − exp(− kR t )]
(13)
This equation also has an error in it. It should read as follows: ⎛ 4 A t = A∞,F⎜⎜1 − π ⎝
∞
∑ n=0
⎡ − D(2n + 1)2 π 2t ⎤⎞ (− 1)n exp ⎢ ⎥⎟⎟ ⎣ ⎦⎠ (2n + 1)2 4L2
+ A∞,R [1 − exp(− kR t )] © 2014 American Chemical Society
(13)
Published: May 8, 2014 8666
dx.doi.org/10.1021/ie5017738 | Ind. Eng. Chem. Res. 2014, 53, 8666−8666
