261 research outputs found

    ESR spectra of PF_2 and SF_3 radicals

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    [No abstract

    Nuclear Magnetic Resonance and Hyeprfine Structure

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    Contains research objectives and reports on four research projects

    Plasma Electronics

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    Contains reports on five research projects.National Science Foundation (Grant GK-19)Lincoln Laboratory (Purchase Order DDL BB-107)U. S. Air Force (Contract AF 19(628)-500)U. S. Atomic Energy Commission (Contract AT(30-1)-3221)U. S. Atomic Energy Commission (Contract AT(30-1)-3285

    Plasma Dynamics

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    Contains reports on three research projects.United States Atomic Energy Commission (Contract AT(30-1)-1842)United States Air Force, Air Force Cambridge Research Center, Air Research and Development Command (Contract AF19(604)-5992)National Science Foundation (Grant G-9330)Flight Accessories Laboratory, Wright-Patterson Air Force Base (WADD Contract AF33(616)-3984

    Plasma Dynamics

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    Contains reports on three research projects.National Science Foundation under Grant G-9330Air Force Cambridge Research Center under Contract AF-19(604)-5992United States Air Force (WADD Contract AF33(616)-3984)Contract AF19(604)-4551 with Air Force Cambridge Research CenterAeronautical Accessories Laboratory, Wright Air Development Division, Wright-Patterson Air Force Base, Ohio (Air Force Contract AF33(616)-3984, Project 8149, Task No. 61098)Atomic Energy Commission under Contract AT(30-1)-184

    Plasma Electronics

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    Contains research objectives and reports on ten research projects.National Science Foundation (Grant GK-57)United States Atomic Energy Commission under Contract AT(30-1)-322

    Interdependent Infrastructure as Linked Social, Ecological, and Technological Systems (SETSs) to Address Lock‐in and Enhance Resilience

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    Traditional infrastructure adaptation to extreme weather events (and now climate change) has typically been techno‐centric and heavily grounded in robustness—the capacity to prevent or minimize disruptions via a risk‐based approach that emphasizes control, armoring, and strengthening (e.g., raising the height of levees). However, climate and nonclimate challenges facing infrastructure are not purely technological. Ecological and social systems also warrant consideration to manage issues of overconfidence, inflexibility, interdependence, and resource utilization—among others. As a result, techno‐centric adaptation strategies can result in unwanted tradeoffs, unintended consequences, and underaddressed vulnerabilities. Techno‐centric strategies that lock‐in today\u27s infrastructure systems to vulnerable future design, management, and regulatory practices may be particularly problematic by exacerbating these ecological and social issues rather than ameliorating them. Given these challenges, we develop a conceptual model and infrastructure adaptation case studies to argue the following: (1) infrastructure systems are not simply technological and should be understood as complex and interconnected social, ecological, and technological systems (SETSs); (2) infrastructure challenges, like lock‐in, stem from SETS interactions that are often overlooked and underappreciated; (3) framing infrastructure with a SETS lens can help identify and prevent maladaptive issues like lock‐in; and (4) a SETS lens can also highlight effective infrastructure adaptation strategies that may not traditionally be considered. Ultimately, we find that treating infrastructure as SETS shows promise for increasing the adaptive capacity of infrastructure systems by highlighting how lock‐in and vulnerabilities evolve and how multidisciplinary strategies can be deployed to address these challenges by broadening the options for adaptation

    Plasma Electronics

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    Contains research objectives and reports on six research objectives.National Science Foundation (Grant G-24073)Lincoln Laboratory, Purchase Order DDL BB-107U. S. Air Force under Contract AF 19(628)-50
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