Results 131 to 140 of about 22,735 (281)

Performance Analysis of a Cooling‐Heating‐Electricity‐Ammonia Multigeneration System Integrated Concentrated Photovoltaic Photothermal and Operation Strategy

open access: yesEnergy Science & Engineering
The integration of the concentrated photovoltaic photothermal (CPVT) process with energy storage is an effective approach to address the volatility of direct normal irradiance.
Kai Ding, Ximin Cao, Yanchi Zhang
doaj   +1 more source

Aluminum Oxynitride‐Engineered Transparent Aluminum Nitride Resistive Memory for Low‐Leakage Multilevel Switching in Micro‐LED Pixels

open access: yesAdvanced Materials Technologies, EarlyView.
An AlON interfacial layer is engineered within an AlN switching layer to enable transparent RRAM with four stable resistance states. The device achieves low‐voltage multilevel switching and a high HRS, allowing precise grayscale modulation and preventing light leakage in micro‐LEDs operated at VDD = 2.7 V.
Sung Keun Choi   +7 more
wiley   +1 more source

Simulação do crescimento do capim Tanzânia irrigado com base na unidade fototérmica, na adubação nitrogenada e na disponibilidade hídrica do período = Simulation of irrigated Thanzania grass growth based on photothermal units, nitrogen fertilization and water availability.

open access: yesActa Scientiarum: Agronomy, 2011
A modelagem da produção de forragem com o uso de unidades fototérmicas(UF) foi utilizada com sucesso nos capins elefante cv. Napier, Tanzânia e Brachiaria em condições ótimas de adubação e disponibilidade hídrica. Havendo a necessidade de modelos de produção de forragens para diferentes níveis de adubação e de irrigação. Nesse sentido, o objetivo deste
Alexsandro Claudio dos Santos Almeida   +3 more
openaire   +1 more source

Modulus‐Switchable Miniature Robots for Biomedical Applications: A Review

open access: yesAdvanced Robotics Research, EarlyView.
Materials, robot designs, proof‐of‐concept functions, and biomedical applications of modulus‐switchable miniature robots. Miniature soft robots have shown great potential in biomedical applications due to their excellent controllability and suitable mechanical properties in biological environments.
Chunyun Wei, Yibin Wang, Jiangfan Yu
wiley   +1 more source

Multimodal Actuation and Environment Adaptive Strategies of Bio‐Inspired Micro/Nanorobots in Precision Medicine

open access: yesAdvanced Robotics Research, EarlyView.
An introduction for multidrive and environment‐adaptive micro/nanorobotics: design and fabrication strategies, intelligent actuation, and their applications. Various intelligent actuation approaches—magnetic, acoustic, optical, chemical, and biological—can be synergistically designed to enhance flexibility and adaptive behavior for precision medicine ...
Aiqing Ma   +10 more
wiley   +1 more source

Polyoxometalate-based one-dimensional subnanomaterials

open access: yesPolyoxometalates
One-dimensional (1D) subnanomaterials (SNMs), including subnanowires (SNWs) and subnanobelts (SNBs), have diameters or thicknesses comparable to the unit cell size and exhibit polymer-like properties, such as rheology, gelling, and adhesion, owing to ...
Yifan Qin, Rongzhu Ma, Simin Zhang
doaj   +1 more source

Advanced optical smoke meters for jet engine exhaust measurement [PDF]

open access: yes
Smoke meters with increased sensitivity, improved accuracy, and rapid response are needed to measure the smoke levels emitted by modern jet engines. The standard soiled tape meter in current use is based on filtering, which yields long term averages and ...
Pitz, R. W.
core   +1 more source

Strong‐Magnetic Flexible Composites for Magnetically Responsive Soft Robots

open access: yesAdvanced Robotics Research, EarlyView.
This perspective provides an overview of the performance mechanisms, preparation methods, and applications of strong magnetic flexible composite materials in soft actuators (such as gripping, movement, and sensing), and further explores current opportunities and challenges.
Wenwen Li   +4 more
wiley   +1 more source

Hard‐Magnetic Soft Millirobots in Underactuated Systems

open access: yesAdvanced Robotics Research, EarlyView.
This review provides a comprehensive overview of hard‐magnetic soft millirobots in underactuated systems. It examines key advances in structural design, physics‐informed modeling, and control strategies, while highlighting the interplay among these domains.
Qiong Wang   +4 more
wiley   +1 more source

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