Results 161 to 170 of about 2,661 (278)

An Implanted Tooth That Can Feel

open access: yesAdvanced Science, Volume 13, Issue 32, 9 June 2026.
To endow the implanted tooth with masticatory perception, herein we demonstrate that a 3D‐printed piezoelectric‐core/robust‐sheath implanted tooth can rebuild the sensing feedback, serving as “mechanoreceptors” in converting the mechanical chewing force to electrical signals, and up to brain through surrounding alveolar nerve system.
Yaru Cao   +13 more
wiley   +1 more source

Motion characteristic of a free piston linear engine

open access: yes
A mathematical model of a free piston linear engine is established. The motion characteristics as well as the natural frequency map of the free piston are established. Then, its motion characteristics are successfully explained from the oscillation point.
Huang, Zhen, Xiao, Jin, Li, Qingfeng
core  

Monitoring and control of a continuous, integrated filtration‐drying system with in‐line mass spectrometry via PharmaPy

open access: yesAIChE Journal, Volume 72, Issue 6, June 2026.
Abstract This article demonstrates the integration of in‐line mass spectrometry as a process analytical technology (PAT) tool with model‐based soft sensors in a continuous filtration‐drying carousel system for solid–liquid separation (SLS) of crystal slurries.
Inyoung Hur   +3 more
wiley   +1 more source

Development of Linear Bearing for Free Piston Engine

open access: yes, 2011
Volvo Technology has earlier developed a free piston engine prototype and tested it. It was found that a new bearing design was needed for the translator and piston in order to reduce friction losses and thus improve operational life and efficiency. These conclusions led to this master thesis project which has been carried out during a time span of 20 ...
Söderfjäll, Markus, Lövgren, Joachim
openaire   +1 more source

The control of a free-piston engine generator. Part 1: Fundamental analyses

open access: yes
Free-piston engines are under investigation by a number of research groups due to potential fuel efficiency and exhaust emissions advantages over conventional technology.
Mikalsen, R., Roskilly, A.P.
core  

Unraveling Mechanisms and Engineering Strategies for Superior Photocarrier Dynamics Toward Efficient Photocatalysis

open access: yesEcoEnergy, Volume 4, Issue 3, June 2026.
Despite its potential, photocatalysis is limited by inefficient charge carrier separation and transport. This article reviews the mechanisms, characterization methods, and strategies for improvement, concluding with future challenges in the field. ABSTRACT Photocatalysis offers a promising solution to environmental and renewable energy issues. However,
Leqi Cheng   +5 more
wiley   +1 more source

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