Which attribute of spotlight controls how quick the light intensity decreases with distance?
Answers from top 7 papers
More filters
| Papers (7) | Insight |
|---|---|
01 Mar 1974-Journal of Comparative Physiology A-neuroethology Sensory Neural and Behavioral Physiology 19 Citations | It is probably responsible for the non-monotonic relationship between frequency and light intensity which is observed for sustained stimuli. |
77 Citations | This effect is strongly dependent on the light intensity. |
208 Citations | One result suggested that growth at a suboptimal light intensity did enhance the ability to utilize lower light levels. |
| The spotlight metaphor, furthermore, suggests that the attentional beam can move smoothly as would a spotlight. | |
79 Citations | seems to depend on light intensity. |
| All three environmental factors can influence the light intensity pattern significantly. | |
88 Citations | These results were obtained at different average light intensities, showing the importance of optimizing each product on light intensity. |
Related Questions
What is the effect of reduced light intensity on plants?5 answersReduced light intensity has various effects on plants. It can lead to decreased lateral root branching in barley due to suppressed auxin transport and reduced expression of auxin transporter genes. In Arabidopsis, low light prolongs the juvenile vegetative phase by increasing miR156 and miR157 expression, affecting SPL gene targets and carbohydrate production. Hyptis suaveolens plants exposed to low light intensity showed lower root growth and altered volatile compound production, potentially enhancing antimicrobial activity. In agroforestry systems, reduced light intensity negatively impacts wheat yield by decreasing fertile florets, photosynthetic rates, and grain yield, while increasing grain quality parameters like nitrogen concentration and protein content. Overall, reduced light intensity influences various aspects of plant growth, development, and metabolism.
What is light intensity?5 answersLight intensity refers to the amount of light energy per unit area. It is a measure of the brightness or luminosity of a light source. Light intensity can be measured using various devices and methods. For example, Zhu describes a light intensity testing device that uses light intensity sensors to convert light signals into electrical signals, which are then transmitted to a host computer for analysis. Dongsheng and Guangcai propose a light intensity detection unit that converts optical signals into electrical signals using photoelectric conversion circuits and gating circuits. Li presents a light intensity sensor that includes a signal input checkout unit and a data processing unit for measuring and processing light intensity data. Wang and Guo describe a light intensity analyzer that uses optical fiber modules to detect and analyze light intensity in reagents. Okawa, Saida, and Shibazaki discuss a light intensity measurement method that involves analyzing acquired images to measure light intensity in target areas.
Why does light intensity decreases as distance increases?3 answersLight intensity decreases as distance increases due to the inverse square law, which describes how the intensity of light or sound varies with distance. According to this law, the intensity decreases as the square of the distance from the source. This means that as the distance from the light source increases, the intensity of the light diminishes rapidly. The decrease in light intensity with distance is observed in various contexts, such as in the field of pollination. Studies have shown that pollination intensity decreases with increasing distance to sources of light pollution. This decrease in pollination intensity is likely due to the reduced availability of light for nocturnal pollinators as they move further away from the light source. Additionally, in the field of dentistry, it has been found that light intensity measurements decrease with increasing distance from the curing tip, resulting in softer composite resin.
What is the slope of light intensity and distance called?2 answersThe slope of light intensity and distance is called the light intensity slope.
What happens when you increase the intensity of blue light?3 answers
What is the intensity of blue light?5 answers