Results 111 to 120 of about 416,562 (354)

Ditching investigation of a 1/20-scale model of the space shuttle orbiter [PDF]

open access: yes
The ditching characteristics of the space shuttle orbiter were examined. Tests were made with a 1/20-scale model in order to determine behavior patterns and accelerations imparted to the ditching vehicle. Ditchings were made with different configurations
Thomas, W. L.
core   +1 more source

Does Mobile Money Adoption Improve Dietary Quality? Assessing Household and Individual Level Impacts in Cameroon

open access: yesJournal of International Development, EarlyView.
ABSTRACT Mobile money—a digital financial service—has proliferated in many developing countries. Owing to its ability to reduce transaction costs and allow even the poor to be financially included, it has been widely adopted. While a growing body of literature has examined its welfare effects, its effects on diet quality of households and individuals ...
Francis E. Ndip   +1 more
wiley   +1 more source

Independent Orbiter Assessment (IOA): Analysis of the landing/deceleration subsystem [PDF]

open access: yes
The results of the Independent Orbiter Assessment (IOA) of the Failure Modes and Effects Analysis (FMEA) and Critical Items List (CIL) are presented. The IOA approach features a top-down analysis of the hardware to determine failure modes, criticality ...
Beaird, H. G.   +2 more
core   +1 more source

Analysis of dedicated revenue scale and diversity among U.S. state fish and wildlife agencies

open access: yesThe Journal of Wildlife Management, EarlyView.
Most revenue for state fish and wildlife agencies originates from 3 sources: 1) hunting, fishing, and trapping licenses; 2) Federal Aid in Wildlife Restoration Grants; and 3) Federal Aid in Sportfish Restoration Grants. However, states also generate substantial revenue through 22 additional unique mechanisms, ranging from sales taxes to license plate ...
Charlie R. Booher   +5 more
wiley   +1 more source

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

The IceShark, an effective method for sampling plankton under sea ice

open access: yesLimnology and Oceanography: Methods, EarlyView.
Abstract Seasonal sea ice plays a crucial role in shaping coastal ecosystem dynamics throughout the circumpolar region. Of particular interest to oceanographers is the ice‐ocean interface which functions as a multidimensional habitat, supporting both sympagic algae and pelagic phytoplankton in the under‐ice surface waters.
Eleanor A. Barry   +4 more
wiley   +1 more source

Theoretical dynamic analysis of the landing loads on a vehicle with a tricycle landing gear [PDF]

open access: yes
Theoretical dynamic analysis of landing loads on vehicle with tricycle landing gear compared with X-15 aircraft ...
Mc Kay, J. M., Noll, R. B.
core   +1 more source

From commons to commoning as resistance efforts to blue injustice: A sociohistorical and ethnographical approach

open access: yesPeople and Nature, EarlyView.
Abstract Over the last 20 years, collaborative efforts have emerged with the intention of going beyond the pure capitalist economy, seeking to generate transformative community‐based changes that guarantee blue equity, fair distribution and well‐being.
Sílvia Gómez, Alfons Garrido
wiley   +1 more source

A Multi-Step CNN-Based Estimation of Aircraft Landing Gear Angles. [PDF]

open access: yesSensors (Basel), 2021
Li F, Wu Z, Li J, Lai Z, Zhao B, Min C.
europepmc   +1 more source

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