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Articles 6271 - 6300 of 8007

Full-Text Articles in Engineering

Slides: Assessing Opportunities And Barriers To Reducing The Environmental Footprint Of Oil And Gas Development In Utah, Douglas Jackson-Smith, Lorien Belton, Brian Gentry, Gene Theodori Oct 2010

Slides: Assessing Opportunities And Barriers To Reducing The Environmental Footprint Of Oil And Gas Development In Utah, Douglas Jackson-Smith, Lorien Belton, Brian Gentry, Gene Theodori

Opportunities and Obstacles to Reducing the Environmental Footprint of Natural Gas Development in Uintah Basin (October 14)

Presenter: Dr. Douglas Jackson-Smith, Utah State University--Logan Campus

37 slides


Slides: The Environmentally Friendly Drilling Systems Program, David Burnett Oct 2010

Slides: The Environmentally Friendly Drilling Systems Program, David Burnett

Opportunities and Obstacles to Reducing the Environmental Footprint of Natural Gas Development in Uintah Basin (October 14)

Presenter: David Burnett, Texas A&M University and Houston Advanced Research Center

44 slides


Slides: Acts: Anadarko Completion Transport System, Jeff Dufresne Oct 2010

Slides: Acts: Anadarko Completion Transport System, Jeff Dufresne

Opportunities and Obstacles to Reducing the Environmental Footprint of Natural Gas Development in Uintah Basin (October 14)

Presenter: Jeff Dufresne, Completions Manager, Anadarko Corporation

18 slides


Slides: Drilling Waste, Blake Scott Oct 2010

Slides: Drilling Waste, Blake Scott

Opportunities and Obstacles to Reducing the Environmental Footprint of Natural Gas Development in Uintah Basin (October 14)

Presenter: Blake Scott, Scott Environmental Services, Inc.

24 slides


Slides: Intermountain Oil And Gas Bmp Project, Kathryn Mutz Oct 2010

Slides: Intermountain Oil And Gas Bmp Project, Kathryn Mutz

Opportunities and Obstacles to Reducing the Environmental Footprint of Natural Gas Development in Uintah Basin (October 14)

Presenter: Kathryn Mutz, Natural Resources Law Center, University of Colorado at Boulder

21 slides


Slides: Enhanced Reclamation Program, Stephanie Tomkinson Oct 2010

Slides: Enhanced Reclamation Program, Stephanie Tomkinson

Opportunities and Obstacles to Reducing the Environmental Footprint of Natural Gas Development in Uintah Basin (October 14)

Presenter: Stephanie Tomkinson, Senior Biologist, QEP Company

33 slides


Slides: Engaging Stakeholders, Duane Zavadil Oct 2010

Slides: Engaging Stakeholders, Duane Zavadil

Opportunities and Obstacles to Reducing the Environmental Footprint of Natural Gas Development in Uintah Basin (October 14)

Presenter: Duane Zavadil, Bill Barrett Corporation

5 slides


Slides: Geospatial Decision Support For Shale Gas Site Development, Malcolm Williamson, Jackson Cothren, Peter Smith Oct 2010

Slides: Geospatial Decision Support For Shale Gas Site Development, Malcolm Williamson, Jackson Cothren, Peter Smith

Opportunities and Obstacles to Reducing the Environmental Footprint of Natural Gas Development in Uintah Basin (October 14)

Presenter: Malcolm Williamson, Center for Advanced Spatial Technologies, University of Arkansas

50 slides


Green Technology: Think Globally, Act Locally, Arden L. Bement Jr. Oct 2010

Green Technology: Think Globally, Act Locally, Arden L. Bement Jr.

PPRI Digital Library

No abstract provided.


Cybersecurity: Growing Like Topsy!, Ibpp Editor Oct 2010

Cybersecurity: Growing Like Topsy!, Ibpp Editor

International Bulletin of Political Psychology

This article discusses cybersecurity in an intelligence context – what it is, what it does to us, and the sudden (and somewhat unplanned) increase in financial support for the area.


Refining The Digital Device Hierarchy, F. Chevonne Dancer, David Dampier Oct 2010

Refining The Digital Device Hierarchy, F. Chevonne Dancer, David Dampier

Computer Sciences and Electrical Engineering Faculty Research

Smartphones are increasing in popularity due to functionality, portability, convenience and affordability. Because of this, examiners must acquire and analyze these devices when criminal activity is suspected to have occurred. In order to obtain this information, it has to be extracted in a way that is repeatable and testable. There are several process models available for use, but the ad-hoc approach is on the rise. The dilemmas are that ad-hoc approaches and the forensic investigative process models available are not well suited for the examination of such devices. These approaches may cause the validity of investigator skill and methods to …


Santa Clara Magazine, Volume 52 Number 2, Fall 2010, Santa Clara University Oct 2010

Santa Clara Magazine, Volume 52 Number 2, Fall 2010, Santa Clara University

Santa Clara Magazine

16 - JUSTICE, EDUCATION, AND THE CATHOLIC IMAGINATION By Keith Warner, O.F.M. A religious vision of a sustainable future is less about politics than ethics. It means drawing on deep spiritual currents in the Catholic tradition-and environmental concern as if people mattered.

22 - WRITING THE ISLAND An essay in the words and images by John Seibert Farnsworth and Charles Barry. A journey to the Sea of Cortez-to paddle and dive, to hear the island speak, to look carefully, to write, to come home sunburned and transformed.

30 - INTERNET, WE HAVE A PROBLEM. By Sam Scott '96. One fine …


Env Engineering Engagement, Maya Trotz Oct 2010

Env Engineering Engagement, Maya Trotz

Service-Learning Syllabi

No abstract provided.


Pilot Perception Of Light Emitting Diodes Versus Incandescent Elevated Runway Guard Lights, Hilary Stevens Oct 2010

Pilot Perception Of Light Emitting Diodes Versus Incandescent Elevated Runway Guard Lights, Hilary Stevens

Doctoral Dissertations and Master's Theses

Pilots must understand and be aware of the purpose of each airport sign, light and marking, for there are numerous. The Federal Aviation Administration (FAA) is planning on replacing the current incandescent lighting with far more economical LED airport lighting. In preparation for this change, two experiments were conducted for this thesis. Experiment 1 attempted to determine what pilots know about the meaning of the signs, markings and lights on the taxiways and runways through a questionnaire that was developed with the FAA. Experiment 2 evaluated pilot perception of LED lighting compared to current incandescent elevated runway guard lights.

The …


Paper Chase: Resources To Organize Your Papers And Bibliographies, Sharon Bradley Sep 2010

Paper Chase: Resources To Organize Your Papers And Bibliographies, Sharon Bradley

Presentations

Shares data and information management software that is freely available on the Internet for personal and professional use. Includes overviews of Zotero, Evernote, and Mendeley, which enable users to format bibliographies as well as share and save important information as documents, photographs and audio files.


Subcritical Contraction For Improved Open-Channel Flow Measurement Accuracy With An Upward-Looking Advm, Daniel Howes, Charles M. Burt, Brett F. Sanders Sep 2010

Subcritical Contraction For Improved Open-Channel Flow Measurement Accuracy With An Upward-Looking Advm, Daniel Howes, Charles M. Burt, Brett F. Sanders

BioResource and Agricultural Engineering

Acoustic Doppler velocity meters (ADVMs) provide an alternative to more traditional flow measurement devices and procedures such as flumes, weirs, and stage rating for irrigation and drainage canals. However, the requirements for correct calibration are extensive and complex. A three-dimensional computational fluid dynamics (CFD) model was used to design a subcritical rapidly varied flow contraction that provides a consistent linear relationship between the upward-looking ADVM sample velocity and the cross-sectional average velocity in order to improve ADVM accuracy without the need for in situ calibration. CFD simulations validated the subcritical contraction in a rectangular and trapezoidal cross section by showing …


Use Of An Integrated System Dynamics Model For Analyzing Behaviour Of The Social-Economic-Climatic System In Policy Development, Christopher J. Popovich, Slobodan P. Simonovic, Gordon A. Mcbean Sep 2010

Use Of An Integrated System Dynamics Model For Analyzing Behaviour Of The Social-Economic-Climatic System In Policy Development, Christopher J. Popovich, Slobodan P. Simonovic, Gordon A. Mcbean

Water Resources Research Report

Climate change remains one of the most critical issues that humans and the natural world face today. Yet while a strong body of scientific research has identified the risks if mitigation and adaptation measures are not taken, there still remains a policy lag. This leads researchers to pose several questions: is there an identified need by the policy domain for more or different science? Is the science that is conducted made policyrelevant? If not, are there tools to better link science to policy? This report will explain the process of science-policy communication related to the development of an integrated system …


Tracking Missing Drivers, James G. Strathman Sep 2010

Tracking Missing Drivers, James G. Strathman

TREC Project Briefs

By understanding driver absenteeism, transit providers can learn to manage it, Portland State University research suggests.


Iphone 3gs Forensics: Logical Analysis Using Apple Itunes Backup Utility, Mona Bader, Ibrahim Baggili Sep 2010

Iphone 3gs Forensics: Logical Analysis Using Apple Itunes Backup Utility, Mona Bader, Ibrahim Baggili

Electrical & Computer Engineering and Computer Science Faculty Publications

The iPhone mobile is used worldwide due to its enhanced computing capabilities, increased storage capacity as well as its attractive touch interface. These characteristics made the iPhone a popular smart phone device. The increased use of the iPhone lead it to become a potential source of digital evidence in criminal investigations. Therefore, iPhone forensics turned into an essential practice for forensic and security practitioners today. This research aimed at investigating and examining the logical backup acquisition of the iPhone 3GS mobile device using the Apple iTunes backup utility. It was found that significant data of forensic value such as e-mail …


Characteristics Of Transitions In Freeway Traffic, Robert L. Bertini, Soyoung Ahn Sep 2010

Characteristics Of Transitions In Freeway Traffic, Robert L. Bertini, Soyoung Ahn

Civil and Environmental Engineering Faculty Publications and Presentations

This research seeks to understand the characteristics of transitions as freeway traffic changes from one state to another. This study addresses the features of two types of transitions; transitions near a merge and transitions along shock waves during the onsets and dissipations of queues at several freeway sites.

Individual vehicle trajectory data were analyzed for studying the transitions near a merge. The length of a transition zone was measured by analyzing the spatial changes in flow, density and speed along kinematic waves near a merge. It was found that the length of transition in terms of flow, density and speed …


Green Power Marketing In The United States: A Status Report (2009 Data), Lori Bird, Jenny Sumner Sep 2010

Green Power Marketing In The United States: A Status Report (2009 Data), Lori Bird, Jenny Sumner

Publications (E)

This report documents green power marketing activities and trends in the United States. Aggregate green power sales data for all voluntary purchase markets across the United States are presented for 2009. The data presented in this report are based primarily on figures provided to NREL by utilities and independent renewable energy marketers. Because data cannot be obtained from all market participants, the estimates presented here likely represent an underestimate of the market size. Key trends identified in this year’s report include:
• In 2009, total retail sales of renewable energy in voluntary markets exceeded 30 million MWh, an increase of …


Modeling Acoustic Scattering From The Seabed Using Transport Theory, Jorge Quijano, Lisa M. Zurk Sep 2010

Modeling Acoustic Scattering From The Seabed Using Transport Theory, Jorge Quijano, Lisa M. Zurk

Electrical and Computer Engineering Faculty Publications and Presentations

Radiative Transfer (RT) theory has established itself as an important tool for electromagnetic remote sensing in parallel plane geometries with random distributions of scatterers, and most recently it has also been proposed as a model for the propagation of elastic waves in layered ocean sediments. In this work the capabilities of this model are illustrated, as the RT method is used to predict backscattering strength from laboratory models of random media. The RT model is characterized by its flexibility on accommodating scatterers in a broad variety of sizes, shapes, and acoustic contrast relative to the background media. Additionally, this formulation …


Personal Vs. Social, Magdalini Eirinaki Sep 2010

Personal Vs. Social, Magdalini Eirinaki

Faculty Publications

The last few years we witnessed an impressive growth in social networks and in applications that add value to their amassed information. At the same time, the continuing expansion of mobile platforms and applications (e.g. iPhone), combined with the overwhelming supply of information and services, makes effective personalization and context-awareness much required features. One may consider "personal" and "social" data management as comprising two distinct directions with conflicting characteristics. However, it can be argued that they complement each other and that in future applications they will ultimately converge. This "personal vs. social" predicament presents a number of interesting topics that …


High School Student Interests In Architecture, Construction, And Engineering Education, Krishna P. Kisi Aug 2010

High School Student Interests In Architecture, Construction, And Engineering Education, Krishna P. Kisi

UNLV Theses, Dissertations, Professional Papers, and Capstones

It is a common and widely held belief that the greatest influencing factor for high school students to enter an architecture-, construction-, or engineering-education program is because either their parents, relatives or friends work or have worked in the industry. However, there is little research that supports this belief. The focus of this research was to analyze characteristics and academic interests of Clark County School District (CCSD) Career and Technical Academies (CATA) students enrolled in architecture, construction and engineering (ACE) curricula.

This research analyzed data collected from a survey conducted by CCSD of their students enrolled in ACE courses. Comprehensive …


Research On Distribution Program Of Food Cold-Chain Logistics In Bright Speed Fresh Logistics Company, Zexin Xu Jul 2010

Research On Distribution Program Of Food Cold-Chain Logistics In Bright Speed Fresh Logistics Company, Zexin Xu

World Maritime University Dissertations

No abstract provided.


Case Study Of Cold Chain Logistics Business Of Third Party Logistics Company, Han Bao Jul 2010

Case Study Of Cold Chain Logistics Business Of Third Party Logistics Company, Han Bao

World Maritime University Dissertations

No abstract provided.


Reasonable Number Of Issuing Original Bill Of Lading, Zhongming Ren Jul 2010

Reasonable Number Of Issuing Original Bill Of Lading, Zhongming Ren

World Maritime University Dissertations

No abstract provided.


Interaction Designers’ Conceptions Of Design Quality For Interactive Artifacts, Mattias Arvola Jul 2010

Interaction Designers’ Conceptions Of Design Quality For Interactive Artifacts, Mattias Arvola

DRS Biennial Conference Series

It is important to be aware of different ways of seeing design quality of interactive artifacts in order to appreciate the various aspects of a design, but how do professional interaction designers understand design quality? In theory, one way of approaching design quality of interactive artifacts has been the Vitruvian principles of commodity, firmness and delight, originally created for architecture. Such frameworks are, however, seldom directly employed in practice. This paper investigates what conceptions professional interaction designers have of design quality for interactive artifacts. Interviews were conducted with ten designers. The analysis disclosed four conceptions concerning: (a) Constraints & contexts, …


Informatics And Natural Computation: Final Report, Francis T. Marchese Jul 2010

Informatics And Natural Computation: Final Report, Francis T. Marchese

Cornerstone 3 Reports : Interdisciplinary Informatics

The purpose of this grant is to develop an interdisciplinary course in Informatics and Natural Computation that would service undergraduate computer, natural, and physical science majors. Informatics is the science of information, the practice of information processing, and the engineering of information systems. Informatics studies the structure, algorithms, behavior, and interactions of natural and artificial systems that store, process, access and communicate information. Natural computing refers to a collection of disciplines that unite nature with computing in three distinct ways:

1. Nature serves as a source of inspiration for the development of computational tools or systems that are used for …


Redesigning Airport Diagrams With Principles Of Cognitive Psychology, Jacob Miller Jul 2010

Redesigning Airport Diagrams With Principles Of Cognitive Psychology, Jacob Miller

Master's Theses - Daytona Beach

The aviation community strives for air travel to be the safest form of transportation. The National Transportation Safety Board published a “Most Wanted” list to acknowledge the most threatening safety issues, and runway safety and runway incursions were at the top of their list. Furthermore, runway incursion statistics by the Federal Aviation Administration show that pilot deviations were the most common cause for runways incursions. Misunderstandings of airport diagrams may be one reason for pilot deviations. While navigating through airport taxiways, pilots refer to their airport diagrams as a map of the airport. Unfortunately, airport diagrams are not designed with …