The phrase "an additional illustration" is correct and usable in written English.
It can be used when you want to provide more examples or visual representations to support a point or argument.
Example: "To further clarify the concept, here is an additional illustration that demonstrates the process in detail."
Alternatives: "a further example" or "an extra example".
As an additional illustration of our techniques, we construct an explicit, non-zero cyclic derivation on the Fourier algebra of the reduced Heisenberg group, providing the first example of a connected nilpotent group whose Fourier algebra is not weakly amenable.
As an additional illustration of a DN explanation of a particular event, consider a derivation of the position of Mars at some future time from Newton's laws of motion, the Newtonian inverse square law governing gravity, and information about the mass of the sun, the mass of Mars and the present position and velocity of each.
Although the newspaper edition contains a black and white illustration showing the features of the fossil, Australopithecus sediba, the online version is in color and includes an additional illustration of its skull; a photograph of Professor Lee Berger, the discoverer of the specimens, holding its cranium; a cranium of the juvenile skeleton, and a reconstructed skull.
As an additional illustration of a pulse train according to (4), panel I of Figure 4 shows simulated instantaneous total power response of quadrature receivers tuned to 1- and 3-GHz frequencies (green and black lines, respectively) to an amplitude-modulated 2-GHz carrier of unit power.
This example provides an additional illustration of the bias in variance components due to the analysis of sum scores.
The fact that only 4% of the women mentioned doctors or health services as a source of information about cervical cancer is an additional illustration of this missed opportunity.
The squared impulse response of the low-pass filter in the receiver channels (30 MHz 5th order Butterworth filter [7] is indicated in the upper right corner of the panel. Figure 4 Additional illustration of a pulse train according to (4).
A publicly available data set is also used for additional illustration.
The journal, which provided additional illustration for the film, also had the effect of jogging memories.
Figures 10, 11 and 12 provide additional illustration comparing reuse-1 to GFFR for the Lisbon network with 5% of the areas being defined as cell edge.
Additional illustration of varied effects is seen in, inhibition of CaM kinase II by KN-93 (4 µM) treatment reduced both internalization (40%, p<.01) and binding (89%, p<.001) of unopsonized S. aureus RN6390 strain, but had no effect on phagocytosis of latex beads, other unopsonized S. aureus strains, or IgG-opsonized RN6390 (figure 7E and figure 8E).
