Results 81 to 90 of about 56,328 (352)

Is Precision Agriculture Technology Adoption Persistently Overestimated?

open access: yesAgribusiness, EarlyView.
ABSTRACT Precision agriculture is sometimes assumed to diffuse steadily over time, and industry planning frequently extrapolates early adoption trends forward. This study evaluates the accuracy of such expectations by comparing agricultural input dealers' forecasts of future service offerings with the actual levels of offerings that dealerships ...
Trey Malone   +5 more
wiley   +1 more source

Review of autonomous path planning for planetary rovers

open access: yes工程科学学报
Autonomous path planning represents a cornerstone technology for enabling planetary rovers to carry out exploration missions on extraterrestrial planets.
Haojie ZHANG   +4 more
doaj   +1 more source

Advancing Pharmacy Practice Through Social Theory

open access: yesINNOVATIONS in Pharmacy, 2011
Although there is a substantial role for social theory in explaining patients' health behaviors, it does not appear that pharmacists commonly use such theories to provide patient care.
John Rovers
doaj   +1 more source

Expanding the exergy concept to the urban water cycle [PDF]

open access: yes, 2009
The world is urbanizing fast and this increases the pressure on available resources. In a world of cities, it is therefore crucial to take a new look at the way urban systems function: where do the resources come from and where do the wastes end up?
Agudelo Vera, C.M.   +3 more
core   +1 more source

Solid–liquid equilibria in the LiOH–ethanol–water system: Solubility measurements and thermodynamic modeling

open access: yesAIChE Journal, EarlyView.
Abstract The demand for LiOH is driven by the growth of the electric vehicle industry. Evaporative crystallization of LiOH·H2O is energy intensive, whereas ethanol‐based antisolvent crystallization has emerged as a more sustainable alternative. From a process design perspective, the crystallization yield depends on the ethanol dosage, and thermodynamic
Xiaoqi Xu   +3 more
wiley   +1 more source

Investigating the use of thrust nozzles in extra-territorial rover applications [PDF]

open access: yesMATEC Web of Conferences
Rovers exploring extraterrestrial terrains, such as Mars, face significant challenges in traversing loose soil and sand traps, often resulting in immobilization and mission failure.
Goel Naman
doaj   +1 more source

A conceptual design and operational characteristics for a Mars rover for a 1979 or 1981 Viking science mission [PDF]

open access: yes
The feasibility of a small Mars rover for use on a 1979 or 1981 Viking mission was studied and a preliminary design concept was developed. Three variations of the concept were developed to provide comparisons in mobility and science capability of the ...
Darnell, W. L., Wessel, V. W.
core   +1 more source

A mobile planetary lander utilizing elastic loop suspension [PDF]

open access: yes, 1976
Efforts to increase the cost effectiveness of future lunar and planetary rover missions have led to the mobile lander concept, which replaces the landing legs of a soft-lander craft with a compact mobility system of sufficient strength to withstand the ...
Trautwein, W.
core   +1 more source

Design of a user-friendly control system for planetary rovers with CPS feature [PDF]

open access: green, 2021
Sebastiano Chiodini   +5 more
openalex   +1 more source

VAE+DDPG: An Attention‐Enhanced Variational Autoencoder for Deep Reinforcement Learning‐Based Autonomous Navigation in Low‐Light Environments

open access: yesAdvanced Intelligent Systems, EarlyView.
Variational Autoencoder+Deep Deterministic Policy Gradient addresses low‐light failures of infrared depth sensing for indoor robot navigation. Stage 1 pretrains an attention‐enhanced Variational Autoencoder (Convolutional Block Attention Module+Feature Pyramid Network) to map dark depth frames to a well‐lit reconstruction, yielding a 128‐D latent code ...
Uiseok Lee   +7 more
wiley   +1 more source

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