Results 91 to 100 of about 48,119 (314)

Modulation of Human Intraocular Pressure Using a Pneumatic System. [PDF]

open access: yesTransl Vis Sci Technol, 2021
Krauß B   +5 more
europepmc   +1 more source

Material Selection and Geometric Design for Few‐filament Shape Memory Polymer Yarns for Force Generation

open access: yesAdvanced Materials Technologies, EarlyView.
A custom shape memory polymer material selection process relates quantitative application criteria (e.g., compression garment yarns) to material characterization information. The selected materials are manufactured into yarn geometries, which expand the design space by creating structural stress‐strain profiles beyond the nominal material stress‐strain
Michaela Andrews   +2 more
wiley   +1 more source

Tunable 3D‐Printed Static Mixers for Gradient Bioprinting With High Cell Viability

open access: yesAdvanced Materials Technologies, EarlyView.
ABSTRACT The fabrication of native tissue‐like structures with gradual transitions in material properties, cell types, and growth factors remains a major challenge in biofabrication due to the lack of suitable methods. Mimicking the hierarchical organization of living tissues is essential for functional models, yet creating gradient, multimaterial ...
Florian Hofmann   +9 more
wiley   +1 more source

Novel pneumatic system for lime dosage in water treatment application

open access: yes, 2021
This paper proposes a new pneumatic mechanism for lime dosage in water treatment application. Conventionally, current water treatment system technologies utilising pump system, which requires scheduling maintenance of operation to avoid choke problem due
Khan, Sher Afghan   +3 more
core   +1 more source

A Pressure Microsensor Made of Parylene‐C for Use as Medical Implant

open access: yesAdvanced Materials Technologies, EarlyView.
A monolithic parylene‐C pressure sensor with gold strain gauges provides 6.2 μV$\mu{\rm V}$·mmHg$\cdot{\rm mmHg}$−1$^{-1}$ sensitivity. The morphology of a sputtered thin film strain sensor is granular/columnar, which results in a high gauge factor of 7.5. Thermal bonding and parylene‐C coating create a hermetic cavity.
Ann‐Kathrin Klein   +2 more
wiley   +1 more source

Additive‐Manufactured, Multifunctional Bioreactor Technology for Dynamic Culture of 3D Bioprinted Tissue Models

open access: yesAdvanced Materials Technologies, EarlyView.
We introduce an additively manufactured bioreactor with a perfusion flow system and integrated temperature and pH sensors for skeletal muscle tissue biofabrication. The bioreactor's performance was evaluated by assessing the viability, spreading of the myoblast cells in a printed scaffold, and contraction of the isolated murine musculi interossei ...
Lys Sprenger   +9 more
wiley   +1 more source

Solid Particle‐Liquid Metal Mixtures for Robust High‐Current Interconnects in Stretchable Electronics and Soft Robotics

open access: yesAdvanced Materials Technologies, EarlyView.
Metallic microparticles dispersed in liquid metal interconnects mitigate electromigration‐induced failure by reconfiguring internal current density distributions. These fillers facilitate the growth of a robust, protective gallium oxide shell at elevated temperatures, shifting the failure threshold toward a thermal limit.
Ethan J. Krings   +6 more
wiley   +1 more source

Modeling and controller design of pneumatic actuator system with control valve

open access: yes, 2013
Pneumatic actuators are very widely used in automatic production line now days because of it advantages. Pneumatic actuator offer several advantages over electromechanical and hydraulic actuator for positioning application such as clean operation, simple
Mohamed Yusoff, Norizam
core  

Improving stormwater infiltration with pneumatic air fracturing

open access: yes
Imhoff, Paul T.Infiltration basins are one example of stormwater infrastructure where infiltration must be maintained for the system to perform as designed. Unfortunately, sediment buildup and sometimes low-permeability native subsurface geological media
Osei Tutu, Nana Abena Konadu
core   +1 more source

Processing Facility Pneumatic Control System Innovation [PDF]

open access: yes, 2017
The pneumatic system is a domain of engineering which uses pressurized air or gas, This master thesis analysis the pneumatic system according to a given facility sketch and pneumatic control system drawing, and discuss the advantages and disadvantages ...
Messas Chahir
core  

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