Results 201 to 210 of about 48,228 (306)

Research on dynamic stiffness match form of indirect fastener based on rail high-frequency wear characteristics. [PDF]

Sci Rep
Wang X, Wei K, Pu Q, Liu Z, Li G, Wang P.   +5 more
europepmc   +1 more source

Precise Vibration Decoupling and Matrix Rigidification: A Dual Locking Strategy for Highly Efficient Photoluminescence

Aggregate, Volume 7, Issue 5, May 2026.
This work presents a dual strategy for constructing high‐efficiency photoluminescent materials. At the molecular level, vibration decoupling is suppressed through space charge transfer chromophores, boosting fluorescence. At the aggregate level, rigid polymer matrices protect and stabilize triplet excitons, enabling efficient and colorful room ...
Haowen Huang, Sanbao Wang, Huhu Wang, Hongting Fan, Shuangyu Dong, Yong Li, Muheman Li, Chunxuan Qi, Hai‐Tao Feng, Ziqiang Lei, Hengchang Ma   +10 more
wiley   +1 more source

End Surface Grinding Machinability of Zirconia Ceramics via Longitudinal-Torsional Coupled Vibration Rotary Ultrasonic Machining. [PDF]

Micromachines (Basel)
Chen F, Bie W, Li K, Ma X.
europepmc   +1 more source

Siloxane‐Activated Through‐Space Conjugation in Conventional Chromophores for Dual‐State Emission

Aggregate, Volume 7, Issue 5, May 2026.
Siloxane‐activated through‐space conjugation (TSC) in polymer chains creates dual‐state emissive materials. Through a “dynamic encapsulation” mechanism, siloxane linkages organize chromophores into non‐covalently coupled assemblies, yielding high quantum yields.
Yu Qian, Shengyu Feng, Dengxu Wang
wiley   +1 more source

A high load torsion pendulum of trifilar suspension magnetic damper for inertial sensor test. [PDF]

Sci Rep
Liu H, Li Z, Chen S, Wang G, Cheng Z, Yang Z, Yang S, Liu Q.   +7 more
europepmc   +1 more source

Physicochemical and Mechanical Characterization of Commercial Collagen‐Based Wound Dressings

Advanced NanoBiomed Research, Volume 6, Issue 5, May 2026.
Commercial collagen‐based wound dressings are systematically compared to reveal how porous architecture governs hydration‐driven swelling and mechanical adaptation. Distinct structure–function relationships are identified, showing that wet‐state elasticity and conformability emerge from material composition and processing rather than manufacturer ...
Davide V. Verdolino, David M. Warde, Helen A. Thomason, Kimberly A. Mace, Sarah H. Cartmell   +4 more
wiley   +1 more source

Nonlinear dynamics of a non-stationary rotor-disk-bearing system with rub-impact and geometric nonlinearity under non-ideal excitation. [PDF]

Sci Rep
Ghasemi MA, Bab S, Karamooz Mahdiabadi M.   +2 more
europepmc   +1 more source

Photophysics of Biological and Biomimetic Sunscreen Molecules

ChemPhotoChem, Volume 10, Issue 5, May 2026.
Recent photochemical and photophysical research into natural and nature‐inspired UV filter molecules is reviewed, with a focus on the application of these systems in next‐generation sunscreens. The results of time‐resolved UV spectroscopy experiments and theoretical studies are discussed.
Michael Hymas, Vasilios G. Stavros
wiley   +1 more source

Piezoelectric stepped-plate resonators vibrating at lateral modes for direct viscosity determination in liquids. [PDF]

Microsyst Nanoeng
Huang L, Lu D, Han X, Wu H, Li W, Niu G, Wang K, Yang P, Ren W, Zhao L.   +9 more
europepmc   +1 more source

Zinc‐Mediated Photodegradation of Nitrophenols in Aqueous Solution: Devising Environmental Mitigation Strategies With Ultrafast Spectroscopic Insights

Electron, Volume 4, Issue 2, May 2026.
We implement a suite of steady‐state and time‐resolved spectroscopic techniques to elucidate the zinc‐mediated photodegradation of nitrophenols in aqueous solution. From ultrafast electronic spectroscopy of aci‐nitrophenol on femtosecond‐to‐nanosecond timescales to tracking photoproducts with absorption and vibrational signatures (through ground‐state ...
Taylor D. Krueger, Seth L. Johnson, Chieh‐Hsi Kuan, Cheng Chen, Chong Fang   +4 more
wiley   +1 more source