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Is there any involvement of light in this experiment? 


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Yes, there is involvement of light in the experiments described in the abstracts. In the first abstract, light-regulated processes in plants are discussed, and time-lapse imaging is used to follow plant morphology . In the second abstract, the study group of rats was exposed to light for 24 hours, while the control group was kept in a 12 hours light/12 hours darkness regimen. The depression of the functioning of the pineal gland, caused by light, was found to have a direct influence on the pregnancy process . In the third abstract, the turbidity of an aqueous phase in contact with Martian soil was observed for changes that can be interpreted as microbial growth . In the fourth abstract, light was used as a non-destructive probe for the in situ investigation of processes at electrodes . In the fifth abstract, transmitted light photomicrographs were used to study the relation between microkinematic history and microstructural changes in a granular material .

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Yes, the experiment involves the use of transmitted light to continuously view the deformation of the thin slab of material.
Yes, light is involved in this experiment. The paper discusses the use of light as a non-destructive probe for investigating processes at electrodes and describes various optical methods such as optical interferometry, Doppler shift of scattered laser light, and ellipsometry.
Journal ArticleDOI
Wolf Vishniac, Gladys A. Welty 
01 Feb 1972-Icarus
2 Citations
Yes, light is involved in the experiment. The light scattering experiment measures microbial growth by observing the turbidity of an aqueous phase in contact with Martian soil for changes.
Yes, the experiment involved exposing the rats in the study group to 24 hours of light using halogenic lamps, while the control group was kept in a 12 hours light/12 hours darkness regimen.
Yes, the paper discusses the involvement of light in the experiment, specifically in relation to the effect of light on hormone signaling pathways.

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