Results 11 to 20 of about 1,835,065 (285)

Dataset from the uniaxial tensile testing of human curly hair fibers under different conditions [PDF]

open access: yesData in Brief
Individual human hair fibers exhibiting a curly morphology were procured from a female donor within her early thirties (30s). The selected hair fibers donor had refrained from undergoing any form of chemical treatment, including dyeing, relaxing, and ...
Lebogang Mathebela   +5 more
doaj   +2 more sources

Morphological analysis of polymers on hair fibers by SEM and AFM

open access: yesMaterials Research, 2003
The polyquaternium 7® polymer is widely used in cosmetic formulations. Morphologic alterations in hair fibers were observed after the application of the polyquaternium 7® polymer, using SEM and AFM.
Valéria Fernandes Monteiro   +3 more
doaj   +2 more sources

Charge density alterations in human hair fibers: an investigation using electrostatic force microscopy

open access: yesInternational Journal of Cosmetic Science, 2006
A new method for high‐resolution analyses of hair surface charge density under ambient conditions is presented in this paper. Electrostatic force microscopy (EFM) is used here to analyze changes in surface charge density in virgin hair, bleached hair ...
V. Longo   +8 more
exaly   +2 more sources

Effect of Human Hair Fibers on the Performance of Concrete Incorporating High Dosage of Silica Fume

open access: yesApplied Sciences, 2022
Sustainable development in structural materials is currently getting attention all around the world. Solid waste, building and demolition waste, natural resources, and their reuse are the most obvious strategies for achieving sustainability in the ...
M. Akbar   +4 more
semanticscholar   +1 more source

Experimental Investigation of Shrinkage of Nano Hair Reinforced Concrete [PDF]

open access: yesIranica Journal of Energy and Environment, 2013
Basically most of cement based mixtures are likely shrinking. Use of fibers is not a new idea in this case. Previously, there were some evidences that horse hair, straw and cotton fibers were used in mud and mortars in ancient times.
Yadollah Batebi   +3 more
doaj   +1 more source

Flexabrasion Applied to the Evaluation of the Photodegradation of Hair Fibers

open access: yesCosmetics, 2021
Solar radiation is a significant source of damage to hair fibers. However, the instrumental measurement of the consequences of its interaction with hair fibers’ constituents remains a challenge. In this work, the flexabrasion methodology was investigated
Nathália F. de Oliveira   +5 more
doaj   +1 more source

A case of trichorrhexis nodosa

open access: yesPifu-xingbing zhenliaoxue zazhi, 2022
We report a case of trichorrhexis nodosa. A 27-year-old female presented with white nodules of hair that were easily broken for 17 years. Dermatological examination showed that the hair was sparse, dry, and there were many tiny granular white nodules ...
Sha XIAO, Tao GAO, Qingchun DIAO
doaj   +1 more source

Facile and Efficient Enzymatic Methods for Harvesting or Removal of Cuticle Cells from Human Hair Shafts

open access: yesJournal of Natural Fibers, 2022
Human hair fibers are structurally organized as a cortex protected by an outer scaly sheath (cuticle). Developing methods to isolate these two compartments will help to elucidate their roles in hair biology and develop potential applications.
Nan Zhang   +5 more
doaj   +1 more source

Reinforcement of polypropylene with natural fibers: Mitigation of environmental pollution

open access: yesEnvironmental Challenges, 2023
: Recently, natural fibers have gained research attention in reinforcing polymers due to their availability and unique properties in polymer applications. Preliminary studies indicate indiscriminate disposal of human hair (HH) and the burning of cow hair
R.U. Arinze   +7 more
doaj   +1 more source

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