Results 11 to 20 of about 3,031,805 (304)

Bio-inspired Chameleon's Color Change in Building’s Skin: Materials and Technologies Review [PDF]

open access: yesPort Said Engineering Research Journal, 2021
Each organism has its unique and specific characteristics that have a great impact on the survival and adaptation processes. One of the most amazing and remarkable characteristics in some organisms such as crustaceans, cephalopods and some insects is the
Yasmin Eid   +3 more
doaj   +1 more source

A Crab Is Not a Fish: Unique Aspects of the Crustacean Endocrine System and Considerations for Endocrine Toxicology

open access: yesFrontiers in Endocrinology, 2021
Crustaceans—and arthropods in general—exhibit many unique aspects to their physiology. These include the requirement to moult (ecdysis) in order to grow and reproduce, the ability to change color, and multiple strategies for sexual differentiation ...
Thomas Knigge   +2 more
doaj   +1 more source

A snake of a different color: physiological color change in Arizona black rattlesnakes [PDF]

open access: yes, 2011
Coloration may serve a variety of behavioral (e.g., crypsis, communication) and physiological (e.g., thermoregulation, protection) functions for terrestrial ectotherms. However, optimal coloration for a given function may vary over environments (spatial
Jeffrey J. Smith, Melissa Amarello
core   +2 more sources

Effect of Light-Curing Distances on the Color and Translucency of Resin Composites After Accelerated Aging

open access: yesMedžiagotyra, 2023
Polymerization plays an important role in the color and translucency of resin composite materials. The aim of this study was to evaluate the effect of light-curing distances of resin composites on color change (ΔE00) and translucency change (ΔTP) after ...
Muhammet FIDAN
doaj   +1 more source

Effect of Organic Acid Solutions on Color Change of Acrylic Resin Facing For Fixed Crowns and Bridges [PDF]

open access: yesAl-Rafidain Dental Journal, 2008
Aim: To evaluate the effect of the organic acid solution on color stability of the facing heat-cured acrylic resin. Materials and methods: Two heat-cured facing acrylic resins were used in this study. Sixty four rectangular shape specimens were prepared
Lamia T Rejab
doaj   +1 more source

“Dangerous Work”: Improving Conditions for Faculty of Color in the Community College [PDF]

open access: yes, 2015
This qualitative investigation of the experiences of faculty of color at community colleges identifies current conditions for this population and suggests potentials for ameliorating conditions that inhibit their job satisfaction.
Haberler, Z   +3 more
core   +2 more sources

Comparison of In-office Bleaching Agent Application Times on Tooth Sensitivity and Color Change: A Systematic Review and Meta-analysis [PDF]

open access: yesInternational Journal of Prosthodontics and Restorative Dentistry
Purpose: To compare the effect of in-office bleaching agent application times on tooth sensitivity and degree of color change. Materials and methods: PubMed, Web of Science, EBSCO, Scopus, Cochrane Library, DOAJ, LILAC, gray literature, and manual search.
Yasmeen M Azeem   +4 more
doaj   +1 more source

Influence of modeling agents on the surface properties of an esthetic nano-hybrid composite [PDF]

open access: yesRestorative Dentistry & Endodontics, 2020
ObjectiveThe aim of this study was to evaluate the influence of different modeling agents on the surface microhardness (Vickers hardness number; VHN), roughness (Ra), and color change (ΔE) of a nano-hybrid composite with or without exposure to ...
Zeynep Bilge Kutuk   +4 more
doaj   +1 more source

Effects of Air Impingement Jet Drying on Drying Kinetics and Some Quality Attributes of Strawberry Slices [PDF]

open access: yesJournal of Agricultural Machinery, 2021
Introduction Strawberry plays an important role in human health because of its micronutrients and natural antioxidant content. Increasing storage time and decreasing microbial processes, weight and volume, and eventually facilitating export, has bolded ...
M Rad, H Goli, F Mirahmadi
doaj   +1 more source

Determine the color change of fresh green lettuce by using reflectance reconstruction from RGB image

open access: yesFood Agricultural Sciences and Technology (FAST), 2023
This paper presents an image processing technique to determine the color change of salad lettuce is stored at 15ºC for storage times of 0 to 5 days.
Suwan Aekram   +6 more
doaj  

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