1,529 research outputs found
LeTourneau modified tank-tree crusher with R.G. LeTourneau and unidentified man.
Photograph of a Tree Crusher Tender built in Vicksburg, Mississippi and intended for use at the Tournata complex in Liberia, according to author Eric Orlemann. Shown with the tank are R.G. LeTourneau, left, and an unidentified man. The tank was never actually shipped to Tournata
Ceftaroline: A cephalosporin with expanded Gram-positive activity
Infections caused by resistant Gram-positive pathogens such as methicillin-resistant Staphylococcus aureus (MRSA) are now posing a major health risk for patients in hospital and community settings. There is a need to evaluate new antibiotics that would offer reliable clinical efficacy combined with a favorable safety profile for the treatment of such infections. Ceftaroline is a new member of the cephalosporin class of antibiotics with expanded activity against Gram-positive pathogens such as MRSA, vancomycin-intermediate S. aureus, vancomycin-resistant S. aureus and multidrug-resistant Streptococcus pneumoniae, while retaining good activity against common Gram-negative organisms. Phase II and III studies have shown ceftaroline to be an effective and well-tolerated treatment-tor complicated skin and skin-structure infections compared with standard therapy. Trials are ongoing in the treatment of community-acquired pneumonia. © 2009 Future Medicine.Andes D, 2006, ANTIMICROB AGENTS CH, V50, P1376, DOI 10.1128-AAC.50.4.1376-1383.2006; [Anonymous], 2006, M100S16 CLSI; BARRY PM, 2008, 48 ANN INT C ANT AG; Bo G, 2000, CLIN MICROBIOL INFEC, V6, P6; COREY GR, 2008, 48 ANN INT C ANT AG; Fenoll A, 2008, ANTIMICROB AGENTS CH, V52, P4209, DOI 10.1128-AAC.00712-08; Ge Y, 2006, 46 ANN INT C ANT AG; Ge Y, 2008, ANTIMICROB AGENTS CH, V52, P3398, DOI 10.1128-AAC.00149-08; Hinshaw RR, 2008, 48 ANN INT C ANT AG; Iizawa Yuji, 2004, Journal of Infection and Chemotherapy, V10, P146; Ishikawa T, 2003, BIOORGAN MED CHEM, V11, P2427, DOI 10.1016-S0968-0896(03)00126-3; JACQUELINE C, 2008, 48 ANN INT C ANT AG; JACQUELINE C, 2006, 46 ANN INT C ANT AG; Jacqueline C, 2007, ANTIMICROB AGENTS CH, V51, P3397, DOI 10.1128-AAC.01242-06; Kanafani ZA, 2006, ENFERM INFEC MICR CL, V24, P182, DOI 10.1157-13086552; Mariani PG, 2006, J ANTIMICROB CHEMOTH, V58, P481, DOI 10.1093-jac-dkl256; MOISE PA, 2000, ANTIMICROB AGENTS S1, V16, pS31; Mushtaq S, 2007, J ANTIMICROB CHEMOTH, V60, P300, DOI 10.1093-jac-dkm150; Riccobene T, 2008, 48 ANN INT C ANT AG; Sader HS, 2008, ANTIMICROB AGENTS CH, V52, P1153, DOI 10.1128-AAC.01351-07; Sader HS, 2005, ANTIMICROB AGENTS CH, V49, P3501, DOI 10.1128-AAC.49.8.3501-3512.2005; Sakoulas G, 2004, J CLIN MICROBIOL, V42, P2398, DOI 10.1128-JCM.42.6.2398-2402.2004; SARAVOLATZ LD, 2008, 48 ANN INT C ANT AG; SCHAADT RD, 2007, 47 ANN INT C ANT AG; Silverman JA, 2005, J INFECT DIS, V191, P2149, DOI 10.1086-430352; Talbot GH, 2007, ANTIMICROB AGENTS CH, V51, P3612, DOI 10.1128-AAC.00590-07; Tenover FC, 2007, CLIN INFECT DIS, V44, P1208, DOI 10.1086-513203; VIDAILLAC C, 2008, 48 ANN INT C ANT AG; Villegas-Estrada A, 2008, J AM CHEM SOC, V130, P9212, DOI 10.1021-ja8029448; Woods CW, 2004, CLIN INFECT DIS, V38, P1188, DOI 10.1086-383027; XIONG YQ, 2007, 47 ANN INT C ANT AG24181
Longview manufacturing plant under construction, LT21 Misc Photos Archive 062.
Photograph of the Longview manufacturing plant of R.G. LeTourneau, Inc. The plant's construction began in 1945 and completed in 1946. At the time, according to Otis Hays, author of R.G. LeTourneau: Move of Men and Mountains, at the time it was the world's largest welding and manufacturing plant under one roof, covering more than 100 acres
The Big Plow with 6-Foot Disc, J5G, Photo 35, L-8312
Photograph of R.G. LeTourneau's Series H (Model 6-16) Disc Plow, designed for land-clearing operations. It was powered by a front longitudinally mounted diesel, according to author Eric Orlemann
Large LeTourneau tree crusher, LT20
Photograph of aLeTourneau tree crusher with three unidentified men. This is likely the Series G-50 Tree Crusher, judging from a similar photo in author Eric Orlemann's book on R.G. LeTourneau's earthmoving equipment
The Added Value of Enterprise Architecture
Applying architecture implies that it provides added value across an enterprise. Although widely adopted, this claim has only been scarcely investigated, not to mention quantified. This document describes the results of a case study to quantify the effects of applying Enterprise Architecture within a financial institution called FinCom. For confidential information reasons, the name of this company is fictive. The thesis attempts to capture several factors at project level with respect to the application of Enterprise Architecture and its subsequent financial benefits. The study analyzed 40 projects, with regard to time and budget overrun. In order to collect these data, a total of 35 business, enterprise and domain architects were interviewed on their experience with these projects. Among factors taken into account were architecture type, project compliance to architecture and experience of the architect. Consequently, these factors are recorded in hypotheses that relate to the budget and time figures of the project. These hypotheses are incorporated in the 'Architecture Effectiveness Model' and statistically tested with the acquired data. This led to more than 12.000 calculations to show the subsequent benefits of Enterprise Architecture.Information ArchitectureComputer ScienceElectrical Engineering, Mathematics and Computer Scienc
Estimation of Relative Permeability Parameters in Reservoir Engineering Applications
In a reservoir application, there are a large number of parameters that can be considered for estimation during history matching of the simulated model to the production data. If traditionally, parameters like porosity and absolute permeability have been most often included in such applications, this study focuses on researching the possibility of estimating the relative permeability curves in an assisted procedure by means of the Ensemble Kalman filter (EnKF). Stand alone estimation of the relative permeability parameters, as given by the Corey parametrization, as well as combined absolute permeability - relative permeability estimation experiments were performed on a synthetic study case and the ability of the EnKF to recover the true values of the parameters, given bottom-hole injector pressure and oil/water producer rates measurements, was tested. The influence of the initial distribution of the relative permeability parameters on the value of the estimates and the reduction of uncertainty, as well as that of the number of the measurements and the length of the assimilation period, in terms of covering or not the water breakthrough moment, were also investigated. Results show that some of the relative permeability parameters (the Corey oil coe±cient) can be recovered from the measurements, while others (the relative permeability end points) are not very sensitive to data assimilation and that estimating relative permeability has a positive e®ect on the estimation of absolute permeability, at the loss of accuracy of the relative permeability parameters estimations.Applied mathematicsElectrical Engineering, Mathematics and Computer Scienc
Side-Dump Train, built by R.G. LeTourneau, Inc.
Photograph of the LeTourneau Side-Dump Train designed as a bulk-material hauler. According to author Eric Orlemann, this model consisted of a 6-wheel tractor and two 6-wheel trailers. Only one example was ever built
Dataset in support of Guenther, R.G. et al., 2022. "Effects of temperature and pH on the growth, calcification, and biomechanics of two species of articulated coralline algae"
This dataset supports the manuscript: Guenther, R.G. et al., 2022. "Effects of temperature and pH on the growth, calcification, and biomechanics of two species of articulated coralline algae" in Marine Ecology Progress Series.
DOI: https://doi.org/10.3354/meps14166.
Full author listing is Rebecca Guenther, Elliot M. A. Porcher, Emily Carrington, Patrick T. Martone
Early Carolingian: Italy
This chapter surveys the use of Early Carolingian minuscule script in Italy. It discusses the transition from various Pre-Caroline cursive bookscripts to a distinctive Italian variant of the Carolingian hand, which occurred gradually after Charlemagne’s conquest of Italy in 774. The author also evaluates the spread of the script through Northern and Central Italy during the ninth and into the tenth century
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