Results 71 to 80 of about 5,086,418 (244)

Biological Studies. Annual Report, Part 5, September 1972

open access: yes, 1972
(54 page document)Office of Sea Grant Programs, National Oceanic and Atmospheric Administration, Department of CommerceAssociation of Monterey Bay Area GovernmentsContains four reports.

core  

Bifurcation analysis of nose landing gear shimmy with lateral and longitudinal bending [PDF]

open access: yes, 2009
We develop and study a model of an aircraft nose landing gear with torsional, lateral and longitudinal degrees of freedom. The corresponding three modes are coupled in a nonlinear fashion via the geometry of the landing gear in the presence of a nonzero ...
Thota, P   +5 more
core   +1 more source

From Lab to Landscape: Environmental Biohybrid Robotics for Ecological Futures

open access: yesAdvanced Robotics Research, EarlyView.
This Perspective explores environmental biohybrid robotics, integrating living tissues, microorganisms, and insects for operation in real‐world ecosystems. It traces the leap from laboratory experiments to forests, wetlands, and urban environments and discusses key challenges, development pathways, and opportunities for ecological monitoring and ...
Miriam Filippi
wiley   +1 more source

Other title: Title from HTML header (viewed Nov. 9, 2011): Judicial Selection Commission

open access: yes, 2011
Updated irregularly; Began in 2002?; Title from main search screen (publisher's Web site, viewed Nov. 9, 2011).; At head of title: State of Connecticut.; Harvested from the web on 11/10/11Official website of the Connecticut Judicial Selection Commission.

core   +1 more source

A bifurcation study to guide the design of a landing gear with a combined uplock/downlock mechanism [PDF]

open access: yes, 2014
This paper discusses the insights that a bifurcation analysis can provide when designing mechanisms. A model, in the form of a set of coupled steady-state equations, can be derived to describe the mechanism.
Lowenberg, Mark H   +7 more
core   +1 more source

Task‐Oriented Path Planning Towards Autonomous Sensor Network Deployment in Rainforest Canopies

open access: yesAdvanced Robotics Research, EarlyView.
An informative path planner for drone‐based deployment of wireless sensor networks in rainforest canopies is presented, addressing key challenges in large‐scale biodiversity monitoring. By integrating canopy surface detection with connectivity‐aware sampling under strict flight constraints, the approach enables efficient and reliable aerial sensor ...
Rita Santos Raminhos, Salua Hamaza
wiley   +1 more source

A perspective of landing-site selection [PDF]

open access: yes, 1994
The problems that now confront Mars Pathfinder are much the same as those that confronted Viking, but more and better information exists today. Like Viking, Mars Pathfinder must select a landing site compatible with lander and rover designs as evidenced ...
Moore, Henry J.
core  

Technical Feasibility Study of Autonomous Field Robot‐Based on‐the‐go Assessment of Soil Nutrients Using Ion‐Sensitive Field‐Effect Transistors

open access: yesAdvanced Robotics Research, EarlyView.
Autonomous field robots equipped with ISFET‐based sensors enable rapid, spatially resolved soil nutrient analysis directly in the field. An automated system based on the BoniRob platform is presented for standardized on‐site extraction and measurement of key macronutrients and soil pH.
Vadim Riedel   +3 more
wiley   +1 more source

Optimizing Urban Air Mobility: A Ground-Connected Approach to Select Optimal eVTOL Takeoff and Landing Sites for Short-Distance Intercity Travel

open access: yesIEEE Open Journal of Vehicular Technology
The progression of low-carbon aviation policies and the maturation of electric vertical take-off and landing (eVTOL) technology have engendered considerable prospects for the advancement of short-haul intercity and intra-city transportation systems.
Yantao Wang   +3 more
doaj   +1 more source

A system for site-specific integration of transgenes in mammalian cells.

open access: yesPLoS ONE, 2019
Mammalian cell expression systems are the most commonly used platforms for producing biotherapeutic proteins. However, development of recombinant mammalian cell lines is often hindered by the unstable and variable transgene expression associated with ...
Xiuling Chi   +4 more
doaj   +1 more source

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