5,680 research outputs found

    A computer program to calculate radiating viscous stagnation streamline flow with strong blowing

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    A computer program (program LEE) has been developed to calculate the fully coupled solution of the radiating viscous stagnation streamline flow with strong blowing. The report describes the digital computer program, including FORTRAN IV listing, flow charts, instructions for the user, and a test case with input and output. Program LEE is available through COSMIC

    Exploring Soil Moisture Protocol Alternatives for the Classroom Setting

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    Climate change poses a direct threat to future water resources but current climate models suffer from uncertainties regarding the availability of regional water. SMAP or the Soil Moisture Active Passive mission seeks to make improvements to climate models by taking highly accurate, high resolution measurements of global soil moisture. To engage students around the world in a collection of meaningful data that may support the SMAP satellite mission, the Global Learning and Observations to Benefit the Environment program or GLOBE, has forged a partnership with NASA and JPL. GLOBE brings the power of citizen science to the SMAP mission, empowering youth around the world to participate in scientific research. To ensure global participation, this project seeks to develop a safe and economically feasible soil moisture protocol for all students, focusing on alternatives for heating soil

    DeShaney v. Winnebago County: the Narrowing Scope of Constitutional Torts

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    An Analysis of the Sovereign Citizen Movement: Demographics and Trial Behaviors

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    To date little to no empirical research has been conducted on the Sovereign Citizen Movement (SCM) and how it fits into the broader far-right domestic terrorist movement. The main focus of this study is to determine if there is a significant difference between the SCM and the far-right in their demographic composition, trial strategies, and trial behaviors and whether the SCM should be grouped together with the broader far-right during analysis. Using the American Terrorism Study (ATS), I coded 97 federal court cases involving sovereign citizen defendants (N=150) and ran basic frequencies on demographic and trial behavior variables on the SCM defendants and compared them to the non-sovereign citizen far-right defendants (N=382) in the ATS; the two groups were different at every level. I then ran bivariate analysis to determine the significance in the differences between the two groups. Results showed that all of the differences between the two groups were significant in relation to demographics, how sovereign citizens behave during trial, and how the government prosecutes sovereign citizen defendants. In conclusion, the SCM is significantly, and substantially, different and should be studied separately from the broader far-right when conducting future research

    American Option Pricing: A Simulated Approach

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    This study examines methods of pricing American style options, moving from the binomial model to the Black Scholes method and finishing with simulated method of option pricing. A simulated approached is based off the work established by Longstaff and Schwartz (2001) and extended by Rambharat and Brockwell (2010). Downfalls of these methods are discussed, as are ways to improve upon them. Using Monte Carlo methods and particle filtering will lead to a platform where options are priced with greater detail. Also, these simulated methods lead to faster computing time allowing for a more efficient use of resources and a theoretical framework of pricing

    Economic Analysis of Rare Earth Element Recovery from Clay

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    An implicit finite-difference solution to the viscous shock layer, including the effects of radiation and strong blowing

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    An implicit finite-difference scheme is developed for the fully coupled solution of the viscous, radiating stagnation-streamline equations, including strong blowing. Solutions are presented for both air injection and injection of carbon-phenolic ablation products into air at conditions near the peak radiative heating point in an earth entry trajectory from interplanetary return missions. A detailed radiative-transport code that accounts for the important radiative exchange processes for gaseous mixtures in local thermodynamic and chemical equilibrium is utilized in the study. With minimum number of assumptions for the initially unknown parameters and profile distributions, convergent solutions to the full stagnation-line equations are rapidly obtained by a method of successive approximations. Damping of selected profiles is required to aid convergence of the solutions for massive blowing. It is shown that certain finite-difference approximations to the governing differential equations stabilize and improve the solutions. Detailed comparisons are made with the numerical results of previous investigations. Results of the present study indicate lower radiative heat fluxes at the wall for carbonphenolic ablation than previously predicted

    Transplanting a Bacterial Immune System: Determining the Function of a Novel CRISPR System

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    CRISPR (Clusters of Regularly Interspaced Short Palindromic Repeats) loci and cas (CRISPR-associated) genes provide adaptive immunity (see panel below) in bacteria and have recently been repurposed for genome editing. Systems are structurally and functionally diverse. 2 classes, 6 types, 33 subtypes Very few have been studied experimentally None of the Type IV systems have been characterize
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