Results 101 to 110 of about 219,447 (300)

Experimental study on catapult take-off and sudden extension of carrier-based aircraft's nose landing gear

open access: yesXibei Gongye Daxue Xuebao
The landing gear dynamics test is an important means to verify whether the structural parameter characteristics meet the design requirements in the research and development process, and the simulation accuracy of the dynamic process constraint conditions
CUI Panli   +4 more
doaj   +1 more source

Developing and Testing a Citywide Inclusive Sanitation Financial Tool

open access: yesSustainable Development, EarlyView.
ABSTRACT Citywide Inclusive Sanitation (CWIS) represents a paradigm shift in the provision of safely managed sanitation services with a framework of three outcomes—equity, safety and sustainability. There are several sanitation financial tools, but none of these fully address all CWIS outcomes. Citywide Inclusive Sanitation Financial Tool (CWIS‐FiT) is
Camila Silva Franco   +6 more
wiley   +1 more source

Investigation into noise emitted by bluff bodies with large roughness

open access: yes, 2013
A set of wind tunnel experiments were performed to study the effect of large surface roughness on circular cylinder noise, with the goal of improving landing gear noise predictions. Roughness increases vortex shedding noise levels, and shifts the peak to
Alomar, Antoni
core   +1 more source

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  

A Methodological Pathway for Supporting the Transition From Theory to Practice in Action‐Oriented Research for Transformative Change

open access: yesSustainable Development, EarlyView.
ABSTRACT Over recent decades, action‐oriented research has gained prominence in co‐producing actionable knowledge to drive transformative change toward sustainability. However, further methodological developments are needed to support the transition to the application phase of such knowledge.
María D. López‐Rodríguez   +7 more
wiley   +1 more source

Application of Operational Load Monitoring System for Fatigue Estimation of Main Landing Gear Attachment Frame of an Aircraft. [PDF]

open access: yesMaterials (Basel), 2021
Dziendzikowski M   +6 more
europepmc   +1 more source

National Policy Coherence Counts for Reducing Inequality in Global Climate and Development Agendas

open access: yesSustainable Development, EarlyView.
ABSTRACT International institutions promote policy coherence as crucial to the effective and fair implementation of global sustainability agendas, though the evidence for its benefits is slim. We present here the first systematic cross‐country dataset on the consequences of national government efforts to promote policy coherence for vulnerable groups ...
Katherine Browne   +10 more
wiley   +1 more source

Summary of NASA landing-gear research [PDF]

open access: yes, 1978
This paper presents a brief summary of the airplane landing gear research underway at NASA. The technology areas include: ground handling simulator, antiskid braking systems, space shuttle nose-gear shimmy, active control landing gear, wire brush skid ...
Sleeper, R. K.   +2 more
core  

High‐Speed Rail and Spatial Equity: Unpacking the Sustainability Paradox of Land Use and Fiscal Pressure in County‐Level Cities

open access: yesSustainable Development, EarlyView.
ABSTRACT Infrastructure‐led development in rapidly urbanizing economies often generates accessibility gains that fail to translate into balanced urban outcomes, particularly when local fiscal institutions redirect those gains toward revenue‐generating land uses. Filling this gap, especially in fiscally constrained county‐level cities where land finance
Ming Xie, Xiaoxiao Liao, Zhenlin Xie
wiley   +1 more source

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