Results 11 to 20 of about 181,782,703 (126)

The State I'm In: Texas Art at the DMA

open access: yes, 1991
Photograph of the exhibition "The State I'm In: Texas Art at the DMA," August 18-October 6, 1991 held at the Dallas Museum of ...
Dallas Museum of Art
core   +6 more sources

Adaptive backstepping control for optimal descent with embedded autonomy [PDF]

open access: yes, 2011
Using Lyapunov stability theory, an adaptive backstepping controller is presented in this paper for optimal descent tracking. Unlike the traditional approach, the proposed control law can cope with input saturation and failure which enables the embedded ...
Macdonald, Malcolm   +3 more
core   +4 more sources

A flexible power system operations simulation model for assessing wind integration [PDF]

open access: yes, 2011
Paper presented at the IEEE 2011, Power and Energy Society General Meeting, San Diego, CA, 24-29 July 2011With the advent of wind power generation on worldwide power systems, many operators and researchers are analyzing the impacts that higher future ...
Milligan, M.   +9 more
core   +1 more source

Color Differences on the Lunar Surface [PDF]

open access: yes, 1968
Both a detailed literature survey and a new observational study were performed to determine and extend the knowledge of spectral reflectivity differences (color differences) on the lunar surface in the extended visible wavelength region.
McCord, Thomas Bard
core   +1 more source

Operating the Irish power system with increased levels of wind power [PDF]

open access: yes, 2008
This paper summarises some of the main impacts of large amounts of wind power installed in the island of Ireland. Using results from various studies performed on this system, it is shown that wind power will impact on all time frames, from seconds to ...
Tuohy, Aidan   +13 more
core   +1 more source

Effects of power electronics devices on the energy quality of an administrative building [PDF]

open access: yes, 2019
This paper proposes the analysis of the effects of power electronics devices on the energy quality of an administrative building. For the study a method is applied that allows the analysis of the main problems of energy quality such as voltage ...
Gómez Sarduy, Julio R.   +21 more
core   +1 more source

Relational knowing as method and practice

open access: yesPeople and Nature, EarlyView.
Abstract This paper seeks to contribute to (re)building the capacity for embodied, place‐based relational knowing, transforming how we know and thus what we know. What is known, or sought to be known, is relations. How we know these relations is by already being in it: breathing, sensing, moving, listening, responding, affecting and being affected ...
Katie Moon
wiley   +1 more source

STRATIFIED ADAPTATION: Infrastructure, Elevation, and Cascading Floods in the Urban Mekong Delta

open access: yesInternational Journal of Urban and Regional Research, EarlyView.
Abstract Flood‐prone cities in the global South are increasingly the target of infrastructure projects aimed at building climate ‘resilience’. At the same time, residents of these cities take adaptation to flooding into their own hands. In this article we examine the interrelationship between household‐scale and urban‐scale flood mitigation projects in
Lizzie Yarina   +3 more
wiley   +1 more source

We Don't Settle: Decolonizing the Heritage Sector by Empowering Young People of Color

open access: yesCurator: The Museum Journal, EarlyView.
ABSTRACT Decolonizing the heritage sector has taken center stage since the murder of George Floyd and the subsequent Black Lives Matter protests. There have been efforts for decades to make the sector address institutional racism and be more inclusive to racialized minorities.
Kehinde Andrews   +4 more
wiley   +1 more source

VELOX – A Demonstration Facilility for Lunar Oxygen Extraction in a Laboratory Environment [PDF]

open access: yes, 2010
The ultimate goal of a permanent human presence on the Moon is discussed intensively within the global lunar community. Obviously, such an effort poses stringent demands not only on the technology but also on logistics, especially considering the ...
Richter, L.   +4 more
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