Results 101 to 110 of about 624,361 (251)

Upscaling Pulsed Laser Fragmentation in Liquids by Advanced Free‐Flow Setups

Advanced Materials Technologies, EarlyView.
Advanced flow setups providing thin colloid films are introduced to upscale pulsed laser fragmentation in liquids for sustainable nanoparticle synthesis. Their potential is demonstrated by yielding remarkably small ZnO nanoparticles of <7 nm. Numerical simulations complement the study, revealing that the superior performance can be attributed to ...
Jan Lino Kricke, Zongwen Fu, Sebastian Burgmann, Uwe Janoske, Carlos Doñate‐Buendía, Bilal Gökce   +5 more
wiley   +1 more source

Experimental Investigation on the Impact of Sand Particle Size on the Jet Pump Wall Surface Erosion

Journal of Marine Science and Engineering
Silt removal is crucial for maintaining navigable waterways in harbors. Jet pumps, without moving parts, are highly suitable for underwater operations such as channel dredging in port environments.
Heng Qian, Jian Liu, Maosen Xu, Chuanhao Fan, Zhenhua Duan   +4 more
doaj   +1 more source

Biodegradable and Edible Milli‐Fluidic Logic Circuits

Advanced Materials Technologies, EarlyView.
Fully biodegradable and edible fluidic circuits are developed using gelatin‐based valves that operate at low pressure. Logic gates, a one‐bit memory, and a ring oscillator are demonstrated, showing that biodegradable materials can perform computation and control.
Shuhang Zhang, Bokeon Kwak, Özgün Ekrem, Dario Floreano   +3 more
wiley   +1 more source

Recent Advances in Transparent Microelectrode Device Architecture and Fabrication Strategies for Biomedical Applications

Advanced Materials Technologies, EarlyView.
Transparent microelectrode arrays enable simultaneous optical and electrical electrophysiology with high spatiotemporal resolution, allowing multimodal observations of dynamic biological systems. Advances in materials and device architectures improve device performance by addressing key trade‐offs between optical transparency, impedance, and ...
Michael Abraham Listyawan, Tran Bach Dang, Chi Cong Nguyen, Yee Lap Pong, Tianruo Guo, Thanh Nho Do, Hoang‐Phuong Phan   +6 more
wiley   +1 more source

Efficiency of a jet pump with an automatic flow regulation system when pumping gas from the annular space of production wells

Известия Томского политехнического университета: Инжиниринг георесурсов
Relevance. Reducing the pressure of accumulating gas in the annular space when pumping oil-gas-water mixture is an urgent task due to the decrease in inflow from the formation.
Kamil R. Urazakov, Roza I. Vakhitova, Diana A. Saracheva, Danila D. Gorbunov   +3 more
doaj   +1 more source

Numerical Investigation on the Cavitating Flow and the Cavitation-induced Noise in the Pump-jet Propeller [PDF]

Journal of Applied Fluid Mechanics
The noise hazard posed by cavitation in pump-jet propellers is a significant concern during oceanic operations. This study evaluates the cavitation performance and associated noise characteristics of pump-jet propellers in underwater conditions, further ...
P. Zhang, J. Yuan, Y. Fu, X. Hou, J. Hao
doaj   +1 more source

Breaking The Cycle Of Pump Repairs [PDF]

, 2013
TutorialAchieving lowest possible life cycle cost (LCC) and valueoptimized mean-times-between-repairs (MTBRs) are the undisputed goals of thoughtful pump users.
Bloch, Heinz
core   +1 more source

A Review on Sensor Technologies, Control Approaches, and Emerging Challenges in Soft Robotics

Advanced Robotics Research, EarlyView.
This review provides an introspective of sensors and controllers in soft robotics. Initially describing the current sensing methods, then moving on to the control methods utilized, and finally ending with challenges and future directions in soft robotics focusing on the material innovations, sensor fusion, and embedded intelligence for sensors and ...
Ean Lovett, Maxwell Hammond, Niloufar Seyfi, Amirreza Fahim Golestaneh, Venanzio Cichella, Caterina Lamuta   +5 more
wiley   +1 more source

Structure and Characteristics of Pump-Jet

JOURNAL OF THE MARINE ENGINEERING SOCIETY IN JAPAN, 1993
Schottel Pump-Jet is the jet propulsion equipment whereby the biggest possible thrust can constantly be generated omnidirectionally even in shallow waterways, utilizing the principle of the centrifugal pump. The equipment was successfully developed by SCHOTTEL, Germany in 1980, their enjoying delivery record of approximately 850 sets having so far been
Okamoto, Shigeru, Ishihara, Yasuaki
openaire   +2 more sources

Multimodal Locomotion in Insect‐Inspired Microrobots: A Review of Strategies for Aerial, Surface, Aquatic, and Interfacial Motion

Advanced Robotics Research, EarlyView.
This review identifies key design considerations for insect‐inspired microrobots capable of multimodal locomotion. To draw inspiration, biological and robotic strategies for moving in air, on water surfaces, and underwater are examined, along with approaches for crossing the air–water interface.
Mija Jovchevska, Kaushik Jayaram, Nicole Xu   +2 more
wiley   +1 more source