Related Experiment Video

Updated: Jul 28, 2026

Measuring Spatially- and Directionally-varying Light Scattering from Biological Material
11:57

Measuring Spatially- and Directionally-varying Light Scattering from Biological Material

Published on: May 20, 2013

Light harmony of crowns and roots: understanding and managing the black line phenomenon

R B Zena, L J Abbott

    Practical Periodontics and Aesthetic Dentistry : PPAD
    |June 1, 1991
    PubMed

    More Related Videos

    RGB and Spectral Root Imaging for Plant Phenotyping and Physiological Research: Experimental Setup and Imaging Protocols11:37

    RGB and Spectral Root Imaging for Plant Phenotyping and Physiological Research: Experimental Setup and Imaging Protocols

    Published on: August 8, 2017

    Measuring Maxillary Posterior Tooth Movement: A Model Assessment using Palatal and Dental Superimposition07:32

    Measuring Maxillary Posterior Tooth Movement: A Model Assessment using Palatal and Dental Superimposition

    Published on: February 23, 2024

    Related Concept Videos

    Basic Plant Anatomy: Roots, Stems, and Leaves02:27

    Basic Plant Anatomy: Roots, Stems, and Leaves

    The primary organs of vascular plants are roots, stems, and leaves, but these structures can be highly variable, adapted for the specific needs and environment of different plant species.
    Primary and Secondary Growth in Roots and Shoots03:02

    Primary and Secondary Growth in Roots and Shoots

    Vascular plants, which account for over 90% of the Earth’s vegetation, all undergo primary growth—which lengthens roots and shoots. Many land plants, notably woody plants, also undergo secondary growth—which thickens roots and shoots.
    Light Acquisition02:16

    Light Acquisition

    In order to produce glucose, plants need to capture sufficient light energy. Many modern plants have evolved leaves specialized for light acquisition. Leaves can be only millimeters in width or tens of meters wide, depending on the environment. Due to competition for sunlight, evolution has driven the evolution of increasingly larger leaves and taller plants, to avoid shading by their neighbors with contaminant elaboration of root architecture and mechanisms to transport water and nutrients.
    Photoreceptors and Plant Responses to Light02:00

    Photoreceptors and Plant Responses to Light

    Light plays a significant role in regulating the growth and development of plants. In addition to providing energy for photosynthesis, light provides other important cues to regulate a range of developmental and physiological responses in plants.
    Plotting and Calibrating the Root Locus01:19

    Plotting and Calibrating the Root Locus

    Root loci often diverge as system poles shift from the real axis to the complex plane. Key points in this transition are the breakaway and break-in points, indicating where the root locus leaves and reenters the real axis. The branches of the root locus form an angle of 180/n degrees with the real axis, where n is the number of branches at a breakaway or break-in point.
    The maximum gain occurs at the breakaway points between open-loop poles on the real axis, while the minimum gain is observed...
    Gestalt Principles of Perception01:21

    Gestalt Principles of Perception

    Gestalt principles provide a framework for understanding how humans perceive objects as unified wholes within their context. These principles are essential in explaining the cognitive processes that make sense of complex visual stimuli by organizing them into coherent groups. One fundamental principle is proximity, which posits that objects located close to each other are perceived as a collective group. For instance, when dots are positioned near one another, the visual system interprets them...