Results 81 to 90 of about 159,311 (302)

Friction influence on brake squeal in disc and drum brakes using complex eigenvalue analysis [PDF]

open access: yesRevista Brasileira de Ensino de Física
Brake noise, is a complex issue in automotive and industrial systems caused by friction-induced vibrations between the brake pad and disc. This noise impacts vehicle performance, accelerates component wear, and diminishes consumer satisfaction.
Romulo do Nascimento Rodrigues   +3 more
doaj   +1 more source

The Present State and Development Trends of Passenger Cars Disc Brakes Design. [PDF]

open access: yes, 2008
Tato bakalářská práce pojednává o konstrukčním řešením kotoučových brzd u osobních automobilů. První část této práce je zaměřena na přehled brzdových systémů.
Hamerníková, Martina
core  

Cascade‐Responsive MXene@Cu‐MOF Heterostructure Integrates Antioxidant Activity, Infection Control, and Vascularization for Tracheal Repair

open access: yesAdvanced Science, EarlyView.
A cascade‐responsive MXene@Cu‐MOF/GelMA hydrogel is engineered as a “skeleton–backpack” platform for extensive tracheal repair. The MXene framework scavenges postoperative ROS and converts NIR light into mild hyperthermia, while the Cu‐MOF component provides pH/NIR‐responsive Cu2+ dosing for infection control, angiogenesis, and chondrogenesis.
Liang Guo   +8 more
wiley   +1 more source

MOD-0A 200 kW wind turbine generator design and analysis report [PDF]

open access: yes
The design, analysis, and initial performance of the MOD-OA 200 kW wind turbine generator at Clayton, NM is documented. The MOD-OA was designed and built to obtain operation and performance data and experience in utility environments.
Anderson, T. S.   +6 more
core   +1 more source

Present State and Development Trends of Brake System Design [PDF]

open access: yes, 2009
Tato bakalářská práce si klade za cíl představit tendence v oblasti brzd a brzdových systémů. Jedná se o výčet nejčastěji používaných systémů, zvyšujících bezpečnost provozu. Úvodní část se zaměřuje především na nejzákladnější typy brzdových systémů.
Jantač, Martin
core  

Hierarchical Artificial Muscle with Nonlinear Elasticity for Antagonistic and Cyclic Robotics

open access: yesAdvanced Science, EarlyView.
We construct hierarchical muscles by plying nylon fibers around a heating wire. The hierarchical muscle shows a J‐shaped passive curve, which shows benefit in antagonistic muscle pair and work accumulation mechanism. We also develop a computational, first‐principle model to understand the physics of both active actuation stroke and passive J‐curve ...
Samuel Tsai   +15 more
wiley   +1 more source

Chemically Engineered L. reuteri Delivering αPD‐L1 and Gallium Ions via Metal‐Phenolic Networks Potentiate Anti‐Tumor Immunity and Ferroptosis

open access: yesAdvanced Science, EarlyView.
A multifaceted chemical strategy, integrating bacterial tropism, metal‐ion interference therapy, and immunotherapy, resulted in significant tumor regression in murine models. A pioneering paradigm for the design of biohybrid materials was established, highlighting how sophisticated chemical engineering of living systems can unlock new avenues for ...
Tingting Zhang   +7 more
wiley   +1 more source

Design and Development of a Brake Test Bench for Formula SAE Race Cars

open access: yesMachines
The optimization of the brake systems is crucial for vehicle performance and safety of Formula SAE (FSAE) race cars. This study introduces a specialized brake test bench designed to enhance the understanding and testing of these systems.
Luca Vecchiato   +6 more
doaj   +1 more source

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