Results 71 to 80 of about 551,473 (269)

Understanding Operando Water Management in Hydroxide‐Exchange‐Membrane Fuel Cells

Advanced Materials Interfaces, EarlyView.
Effective water management is vital for high‐performance hydroxide‐exchange‐membrane fuel cells. Using a custom water‐flux station, this study quantifies how membrane thickness, microporous layers, and operating conditions dictate internal water transport.
Catherine M. Weiss, Shiyi Wang, Brian P. Setzler, Yushan Yan, Adam Z. Weber   +4 more
wiley   +1 more source

IoT Enabled Intelligent Pesticide Sprayer for Precision Agriculture(Krishi Rakshak Rover)

International Journal of Engineering Technology and Management Sciences
Our paper discusses the design and implementation of a low cost IoT enabled intelligent pesticide spraying system to boost efficiency in precision agriculture. The system combines the ESP32 Cam module with an Arduino nano, allowing for real time crop monitoring, wireless communication, and controlled pesticide application.
null Kavali Kavya, null Venkat Ritvik, null Veesamsetty Prakya, null K. Arjun Goud   +3 more
openaire   +1 more source

Semi Automatic Sprayer: Sprayer Innovation- Carry Free and Energy Saving [PDF]

, 2014
Sprayer is a pesticide applicator tool which is used to control pests and plant diseases. The main problem of the hand sprayer is that it has to be picked up, so that the farmers should deal with the weight.
Priyatmoko, A. (Aris)
core  

From the Discovery of the Giant Magnetocaloric Effect to the Development of High‐Power‐Density Systems

Advanced Materials Technologies, EarlyView.
The article overviews past and current efforts on caloric materials and systems, highlighting the contributions of Ames National Laboratory to the field. Solid‐state caloric heat pumping is an innovative method that can be implemented in a wide range of cooling and heating applications.
Agata Czernuszewicz, Yaroslav Mudryk, Jun Cui, Lucas Griffith, Duane D. Johnson, Julie Slaughter   +5 more
wiley   +1 more source

Selective spraying of grapevine’s diseases by a modular agricultural robot

Journal of Agricultural Engineering, 2013
In current viticulture protection of grapevine is obtained with uniform distribution of fungicides, typically repeated according a regular calendar.
R. Oberti, M. Marchi, P. Tirelli, A. Calcante, M. Iriti, M. Hočevar, J. Baur, J. Pfaff, C. Schütz, H. Ulbrich   +9 more
doaj   +1 more source

Hierarchical Multi‐Material Architectures With Gradient Design for Dynamic‐Range Flexible Tactile Sensing

Advanced Materials Technologies, EarlyView.
Hierarchical multi‐material TPMS lattices are engineered as flexible tactile sensors by combining soft and stiff elastomeric layers with a conformal conductive coating. The bilayer architecture delivers sensitivity at low pressures while maintaining a broad detectable range under large loads, enabling reliable pressure and vibration monitoring for ...
Reza Noroozi, Domenic Quiquero, Yan Yan Shery Huang, HaoTian Harvey Shi   +3 more
wiley   +1 more source

Skin‐Like Tri‐Modal Sensors Based on Soft Piezoelectric and Ionic Composites

Advanced Materials Technologies, EarlyView.
Inspired by the multimodal perception of human skin, a soft, skin‐like tri‐modal sensor is presented. The device incorporates an ionically conductive, piezoelectric, elastic composite as its active layer, enabling independent detection of temperature, static strain, and dynamic strain within a single two‐terminal architecture.
Liren Wang, Peter Zalar, Vishva Bhate, Takeo Furukawa, Hidekazu Kodama, Yijun Liu, Yuanyuan Zhou, Chuang Hou, Siyuan Liu, Naoji Matsuhisa   +9 more
wiley   +1 more source

Investigation of Airflow Attenuation in Orchard Air-Assisted Spraying Based on Crown Characteristics

Agriculture
Airflow regulation is essential for optimizing pesticide deposition in orchard spraying. This study developed an airflow attenuation model for a five-port air-assisted sprayer by integrating jet dynamics with crown resistance characteristics.
Chao Zhang, Hongping Zhou, Shuping Fang, Bo Cao   +3 more
doaj   +1 more source

Aerosol Jet Printing of Benzocyclobutene as a Thermally Stable, Low‐Loss Dielectric for Multilayer Microwave Electronics

Advanced Materials Technologies, EarlyView.
Multilayer aerosol jet printed components with a low‐loss, thermally stable dielectric are demonstrated using benzocyclobutene. Ink formulation and in‐line droplet evaporation control support high‐quality, versatile, and stable printing performance. A specialized measurement for low‐loss materials reveals promising microwave properties, which, combined
Md Ramjan Ali, Trent Moritz, Mohammad Tayeb Al Qaseer, Ethan B. Secor   +3 more
wiley   +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