research Stiffness of Human Hair Correlates with the Fractions of Cortical Cell Types
Hair stiffness is higher when it has more para-like cortical cells.
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research Hair Greying Is Associated With Active Hair Growth
White hair grows thicker and faster than black hair due to higher activity of growth-related genes and proteins.
research Chapter 4: Cytomechanics of Hair
Hair's strength and flexibility come from its protein structure and molecular interactions.
research The Physical Properties of Hair Fibers
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research The Secrets of Beautiful Hair: Why Is It Flexible and Elastic?
Beautiful hair is flexible and elastic due to its unique double-layered structure and can be enhanced with succinic acid treatment.
research Physical Properties of Human Hair: Evaluation of Bending Stress by Measuring the Major and Minor Axis of Human Hair
The cuticle significantly contributes to hair stiffness, making up about 60% of the total bending stress.
research A New Approach to the Bending Properties of Hair Fibers
The new test shows how hair treatments affect hair's bending stiffness by swinging a pendulum through hair fibers.
research On the Correlation Between the Curvature of the Human Eyelash and Its Geometrical Features
Eyelash curvature is linked to the thickness of the cuticle layer at the root.
research Insights on the Mechanical Behavior of Keratin Fibrils
Keratin's mechanical properties are influenced by hydrogen bonds and secondary structure, and can be improved with the SPD-2 peptide.
research Porosity at Different Structural Levels in Human and Yak Belly Hair and Its Effect on Hair Dyeing
Yak belly hair has higher porosity and is less stiff than human hair, making it absorb dye better but less suitable as a direct substitute for hair dyeing.
research Discovery of a Sol–Gel Reinforcing the Strength of Hair Structure: Mechanisms of Action and Macroscopic Effects on the Hair
A small molecule can strengthen fine hair, making it more resistant and natural-feeling.
research Effect of Varied Hair Protein Fractions on the Gel Properties of Keratin/Chitosan Hydrogels for Use in Tissue Engineering
Different hair protein amounts change the strength of keratin/chitosan gels, useful for making predictable tissue engineering materials.
research Nanomechanical Characterization of Human Hair Using Nanoindentation and SEM
Human hair's strength and flexibility vary by ethnicity, damage, and treatment.
research Improving The Mechanical Properties Of Damaged Hair Using Low-Molecular Weight Hyaluronate
Low-molecular weight hyaluronate can make damaged hair stronger.
research Natural Green Sugar-Based Treatment for Hair Styling
Scientists created a non-toxic, sugar-based hair product that can style hair without damage.
research Skin Aging as a Mechanical Phenomenon: The Main Weak Links
Skin aging is largely due to differences in stiffness and elasticity between skin layers, leading to wrinkles.
research Keratin Network Modifications Lead to the Mechanical Stiffening of the Hair Follicle Fiber
Changes in keratin make hair follicles stiffer.
research Fractography of Human Hair
Moisture content significantly affects how human hair breaks.
research Action of Thioglycolic Acid and L-Cysteine on Disulfide Cross-Links in Hair Fibers During Permanent Waving Treatment
Thioglycolic acid and L-cysteine change hair structure differently during perms, affecting hair strength and curling efficiency.
research Single Hair Fiber Assessment Techniques to Discriminate Between Mineral Oil and Coconut Oil Effect on Hair Physical Properties
Coconut oil makes hair stronger and more flexible than mineral oil.
research A Modular Modeling Approach for Investigating Wool Critical Buckling from Biologically Variable Along-Fiber Microstructure
The model helps understand how wool fiber structure affects its strength and flexibility.
research A Mechanical Model of Overnight Hair Curling
Longer time setting curls overnight leads to better curl retention.
research Self-Activated Electrical Stimulation for Effective Hair Regeneration via a Wearable Omnidirectional Pulse Generator
A wearable device using electric stimulation can significantly improve hair growth.
research Enhanced Cutaneous Wound Healing by Functional Injectable Thermo-Sensitive Chitosan-Based Hydrogel Encapsulated Human Umbilical Cord-Mesenchymal Stem Cells
A new hydrogel with stem cells from human umbilical cords improves skin wound healing and reduces inflammation.
research Effect of Ethnicity and Treatments on In Situ Tensile Response and Morphological Changes of Human Hair Characterized by Atomic Force Microscopy
Different ethnicities and treatments affect human hair strength and structure.
research Freeze-Drying of Platelet-Rich Plasma: The Quest for Standardization
The document concludes that freeze-dried platelet-rich plasma shows promise for medical use but requires standardization and further research.
research Stiffness-Controlled Thermoresponsive Hydrogels for Cell Harvesting with Sustained Mechanical Memory
The hydrogels help harvest cells while preserving their mechanical memory, which could improve wound healing.
research Effect of Surface Treatments on the Nanomechanical Properties of Human Hair
Bleaching and combing damage hair's surface and mechanical properties.
research Prevention of Lipid Loss from Hair by Surface and Internal Modification
Surface and internal treatments can help prevent hair lipid loss during washing.
research Systems Approach to Human Hair Fibers: Interdependence Between Physical, Mechanical, Biochemical, and Geometric Properties of Natural Healthy Hair
Hair properties are interconnected; a comprehensive, cross-disciplinary approach is essential for understanding hair behavior.