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Bio-based vitrimer-like polyurethane based on dynamic imine bond with high-strength, reprocessability, rapid-degradability and antibacterial ability
Bio-based polyurethane Vitrimer-like Imine bond Rapidly-degradable Antibacterial property
2023/12/8
Synthesis of vitrimer with dynamic?covalent bond?is a surprising solution to overcome the inherent limitations of traditional?thermosets. A bio-based vitrimer-like?polyurethane?formed by?castor oil,?v...
High-strength and self-healable poly (acrylic acid) /chitosan hydrogel with organic-inorganic hydrogen bonding networks
Self-healing hydrogel Hydrogen bonding Organic-inorganic
2023/12/8
Bentonite?is a natural clay mineral with high cationic exchange properties and plays an important role in organic-inorganic composite hydrogels. We report an organic-inorganic cross-linked self-healin...
Developing Reprocessable shape memory thermosetting resins with high thermal resistance and strength through building a crosslinked network based on bismaleimide and epoxy resins
dynamic covalent bond heat resistance mechanical property reprocessability shape memory thermosetting resin
2023/11/16
It is difficult to endow reprocessable shape memory thermosetting resins with outstanding heat resistance and high mechanical strength. Herein, a new kind of reprocessable shape memory thermosetting r...
Another mental tool that each of us were born with is mindfulness. When demands are tall and the stakes are high, how we carry the pressure that accompanies momentous experiences becomes crucial to ou...
Cross country mountain biking is an Olympic sport. A mountain biking event typically lasts two hours and requires bravery, bike skill, and endurance to navigate the course.
3 College Strength Coaches Explain the Biggest Training Mistakes Made by High School Athletes
College Recruiting Training Mistake
2024/12/13
Yes, you may regularly work out. If you’re one of the lucky ones, you’ve had access to a strength coach through your school or a private facility. But collegiate strength and conditioning programs dem...
Using Strength Training To Improve Your Volleyball Serve（图）
Strength Training Volleyball Power Development
2024/12/13
Whether your serve of choice is a floater, jump serve, jump float or just a basic overhand serve, the biomechanical principles are simple. To hit the ball through the defender or to place the ball whe...
The Biggest Mistake in Youth Strength Training Programs
Coaches Strength Training Youth Athletes Youth Sports
2024/12/12
As coaches, we need to teach quality movement first. Loading comes as a distant second. If a coach is not capable of doing that, he or she has no business training young athletes. Nobody can argue tha...
An injectable self-healing hydrogel-cellulose nanocrystals conjugate with excellent mechanical strength and good biocompatibility
Cellulose nanocrystals (CNCs) Graft Nanocomposite hydrogel Reversible covalent bond Self-healing
2024/2/5
In this work, a novel strategy for the construction of injectable self-healing nanocomposite (NC) hydrogels dominated by reversible boronic ester bonds was demonstrated. Specifically, NC hydrogels wer...
The Strength of Weak Randomization: Efficiently Searchable Encryption with Minimal Leakage
efficiently searchable encryption encrypted databases
2017/11/13
Efficiently searchable and easily deployable encryption schemes enable an untrusted, legacy service such as a relational database engine to perform searches over encrypted data. The ease with which su...
Supplementing a normal diet with protein yields a moderate improvement in the robust gains in muscle mass and strength induced by resistance training in older individuals
diet protein yields robust gains in muscle mass strength
2018/11/19
From midlife, a progressive decline in muscle mass occurs, which is an independent risk factor for disability among elderly people (1). This natural process of biological aging can be either worsened ...
Supplementing a normal diet with protein yields a moderate improvement in the robust gains in muscle mass and strength induced by resistance training in older individuals
normal diet muscle mass older individuals robust gains
2018/11/16
From midlife, a progressive decline in muscle mass occurs, which is an independent risk factor for disability among elderly people (1). This natural process of biological aging can be either worsened ...
Independent and joint associations of grip strength and adiposity with all-cause and cardiovascular disease mortality in 403,199 adults: the UK Biobank study
grip strength adiposity muscle strength obesity mortality UK Biobank
2018/11/19
Background: Higher grip strength (GS) is associated with lower mortality risk. However, whether this association is independent of adiposity is uncertain.
Independent and joint associations of grip strength and adiposity with all-cause and cardiovascular disease mortality in 403,199 adults: the UK Biobank study
grip strength adiposity muscle strength obesity mortality UK Biobank
2018/11/19
Background: Higher grip strength (GS) is associated with lower mortality risk. However, whether this association is independent of adiposity is uncertain.
Independent and joint associations of grip strength and adiposity with all-cause and cardiovascular disease mortality in 403,199 adults: the UK Biobank study
grip strength adiposity muscle strength obesity mortality UK Biobank
2018/11/16
Background: Higher grip strength (GS) is associated with lower mortality risk. However, whether this association is independent of adiposity is uncertain.