Additions and Correct ions - American Chemical Society

Langmuir 1991, 7, 610

610

Additions and Correct ions Ofra Citri, Michael L. Kagan, Ronnie Kosloff, and David Avnir*. Evolution of Chemically Induced Unstable Density Gradients near Horizontal Reactive Interfaces. Langmuir 1990, 6, 559-564. In Figure la-c and in the caption for Figure la-c, the values of D A and of D E should be exchanged with each other. Victor G. Kuykendall and J. Kerry Thomas*. Photophysical Investigation of the Degree of Dispersion of Aqueous Colloidal Clay. Langmuir 1990, 6, 1350-1356. Figure 2 on page 1353 is incorrect. The correct figure is given below.

Z Q 03-

0

fn

0 350

450

550

I50

750

WAVELENGTH (nm)

Figure 2. TMPyP diacid absorption spectrum in comparison

to TMPyP free base. Free base absorbs at higher energy.

0743-7463/91/2407-0610$02.50/0

0 1991 American Chemical Society