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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Program For Afloat College Education In The Navy: Measuring Instructional Effectiveness In An Era Of Declining Resources

Joy, Ernest Harriman II 12 February 1998 (has links)
Under the Program For Afloat College Education (PACE), Sailors are able to take undergraduate and pre-college level courses aboard US Navy ships through computer-based instruction or under the instruction of a college professor. This post-hoc descriptive study was designed to determine those elements or factors which contribute most to successful outcomes for Sailors enrolled in college level PACE courses. A combination of descriptive and inferential statistical analyses were performed on a representative sample consisting of 8,124 Sailors enrolled worldwide between July 1, 1995 and May 31, 1996. Dependent variables were end of course grade and PASS/FAIL outcomes. Factors analyzed for each participant included up to 18 variables consisting of a broad array of demographic, career, environmental, academic, and mental ability data. Factors found to have a positive correlation with grade and satisfactory completion rate were age, mental ability, paygrade, years of service, and semester hours of college level courses passed in the previous four years. Formal education at the level of an associate's degree or higher was also positively associated with grade and completion rate. Married Sailors performed better than single, and Sailors who were taking a course for the first time scored higher than those who attempted a course the second time. There were differences by course grouping as well. The greatest difference observed for any variable was delivery mode, a complex dichotomous variable consisting of technology or instructor delivery. On average, Sailors in instructor delivered courses exceeded those in technology delivered courses by one half a grade point regardless of type of ship in which the course was taught or course group such as business, math etc. Recommendations for enhancing PACE effectiveness are provided in order to produce a more efficient and cost-effective voluntary college education program for the Navy. / Ph. D.
2

The Commonwealth Trans-Antarctic Expedition 1955-58 - How the crossing of Antarctica moved New Zealand to recognise its Antarctic heritage and take an equal place among Antarctic nations

Hicks, Stephen Walter January 2015 (has links)
The thesis analyses the expedition (TAE) led by Dr.Vivian Fuchs and Sir Edmund Hillary from three vantage points: 1)the years from 1948 to 1955 leading up to the expedition 2) the interaction between the IGY and the TAE projects and 3) the role of the US Navy as the expedition unfolded. The thesis also investigates key events including the purchase of the ship Endeavour from Britain, the competition for leadership of the UK and NZ parties, the 'dash to the Pole' by Hillary, and the search for base sites and routes to the Polar Plateau. The thesis contains an overview historical introduction, a comprehensive literature review as well as a broad-based set of conclusions.
3

We Are Still One Fleet: U.S. Navy Relations with the British, Canadian, and Australian Navies, 1945–1953

Williamson, Corbin M. January 2015 (has links)
No description available.
4

Investigation of Close Proximity Underwater Explosion Effects on a Ship-Like Structure Using the Multi-Material Arbitrary Lagrangian Eulerian Finite Element Method

Webster, Keith Gordon 07 March 2007 (has links)
This thesis investigates the characteristics of a close proximity underwater explosion and its effect on a ship-like structure. Finite element model tests are conducted to verify and validate the propagation of a pressure wave generated by an underwater explosion through a fluid medium, and the transmission of the pressure wave in the fluid to a structure using the Multi-Material Arbitrary Lagrangian/Eulerian method. A one dimensional case modeling the detonation of a spherical TNT charge underwater is investigated. Three dimensional cases modeling the detonation of an underwater spherical TNT charge, and US Navy Blast Test cases modeling a shape charge and a circular steel plate, and a shape charge and a Sandwich Plate System (SPS) are also investigated. This thesis provides evidence that existing tools and methodologies have some capability for predicting early-time/close proximity underwater explosion effects, but are insufficient for analyses beyond the arrival of the initial shock wave. This thesis shows that a true infinite boundary condition, a modified Gruneisen equation of state near the charge, and the ability to capture shock without a very small element size is needed in order to provide a sufficient means for predicting early-time/close proximity underwater explosion effects beyond the arrival of the initial shock wave. / Master of Science
5

Best practices in the Navy's energy programs strategic communication factors operating in the tactical forces

Haley, Ryan C. Haley, Ryan C. Fox, Shane M. Klotzbach, Roy Michael. January 2009 (has links) (PDF)
"Submitted in partial fulfillment of the requirements for the degree of Master of Business Administration from the Naval Postgraduate School, December 2009." / Advisor(s): King, Cynthia. ; Salem, Anita. "December 2009." "MBA Professional report"--Cover. Description based on title screen as viewed on April 12, 2010. Author(s) subject terms: Energy Conservation; Strategic Communication; U.S. Navy Energy Conservation Programs; Motivations; Incentives; Behavior Change Includes bibliographical references (p. 83-87). Also available in print.
6

COUNTER UNMANNED AERIAL DEFENSE FOR HIGH VALUE UNITS AFLOAT PIERSIDE

Christopher R Hood (11186037) 27 July 2021 (has links)
<div>Counter Unmanned Aerial System (C-UAS) development and fielding has greatly accelerated over the last several years to protect against all classes of Unmanned Aerial System (UAS) threats. Integration of the detection and tracking systems, the engagement systems, and other portions of the kill chain including command and control (C2) is ongoing. A significant concern is that the majority of these developments are designed for defending ships at sea. Most of these technological advances cannot be used within restricted waters or in port, foreign or domestic, due to the potential of high collateral damages and the fact that they are not currently readily available for dissemination to the Fleet.</div><div>The problem addressed by this project is to determine how to defend high value units from the threat of weaponized UAVs while moored pier-side with currently in-place weapons systems. This study will take a parameter-driven approach based on existing technologies to determine if an enhanced fire-control system integrated with standard issue weaponry can increase watchstander accuracy required to safely defend a high value unit pierside.</div>

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