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102篇 您的检索式:作者名="Catovic"
    题名 作者 年代 出处 被引量
1A novel method for determination of lethal radius for high-explosive artillery projectiles显示文摘A new model has been defined that enables the estimation of the lethal radius(radius of efficiency)of HE(High Explosive)artillery projectiles against human targets.The model is made of several modules:CAD(Computer Aided Design)modeling,fragment mass distribution estimation,fragment initial velocity prediction,fragment trajectory calculation,effective fragment density estimation,and high explosive projectile lethal radius estimation.The results were compared with the experimental results obtained based on tests in the arena used in our country,and the agreement of the results was good.This model can be used in any terminal-ballistics scenario for high explosive projectiles since it is general,parametric,fast and relatively easy to implement.Alan Catovic Elvedin Kljuno 2021Defence Technology(防务技术)2021,17,4:2
2Reducing trasmit power and extending network lifetime via user cooperation in the next generation wirelss multihop network显示文摘Catovic A Tekinay S Otsu T 2002Journal of Communication and Networks2002,4,4:1
3The cramer-rao bounds of hybrid TOA/RSS and TDOA/RSS location estimation schemes显示文摘Catovic A Sahinoglu Z 2004IEEE Communication Letter2004,8,10:1
4Maternal vita-min D deficiency increases the risk of preeclampsia显示文摘Bodnar LM Catov JM Simhan HN 2007JClin Endocrinol Metab2007,92,9:1
5Early or recurrent preterm birth and maternal cardiovascular disease risk显示文摘Catov JM Wu CS Olsen J eta 2010Ann Epidemiol2010,20,8:1
6Maternal vitamin D deficiency increases the risk of preeclampsia 显示文摘Bodnar LM Catov JM Simhan HN 2007J Clin Endocrinol Metab2007,92,9:1
7Preterm delivery and later maternal cardiovascular disease risk显示文摘Catov JM Newman AB Roberts JM 0,,:1
8Prior preterm or small-for- gestational-age birth related to maternal metabolic syndrome 显示文摘Catov JM Dodge R Yamal JM 2011Obstet Gyneeol2011,117,21:1
9Early pregnancy lipid concentrations and spontaneous preterm birth显示文摘Catov JM Bodnar LM Kip KE 2007Am J Obstet Gynecol2007,197,6:1
10Early pregnancy lipid con centrations and spontaneous preterm birth显示文摘Catov JM Bodnar LM Kip KE 2007Am J Obstet Gynecol2007,197,6:1
11The Cramer-Rao Bounds of Hybrid TOA/RSS and TDOA/RSS Location Estimation Schemes显示文摘Amer Catovic Zafer Sahinoglu 0,,10:1
12Maternal vi- tamin D status and the risk of mild and severe pre- eclampsia 显示文摘Bodnar LM Simhan HN Catov JM 2014Epidemiology2014,25,2:1
13Inflammation and dyslip idemia related to risk of spontaneous preterm birth显示文摘Catov JM Bodnar LM Ness RB 2007Am J Epidemiol2007,166,11:1
14A generalized model for estimation of aerodynamic forces and moments for irregularly shaped bodies显示文摘A novel method for estimation of an aerodynamic force and moment acting on an irregularly shaped body (such as HE projectile fragments) during its flight through the atmosphere is presented. The model assumes that fragments can be approximated with a tri-axial ellipsoid that has continuous surface given as a mathematical function. The model was validated with CFD data for a tri-axial ellipsoid and verified using CFD data on aerodynamic forces and moments acting on an irregularly shaped fragment. The contribution of this method is that it represents a significant step toward a modeling that does not require a cumbersome CFD simulation results for estimation of fragment dynamic and kinematic parameters. Due to this advantage, the model can predict the fragment motion consuming a negligible time when compared to the corresponding time consumed by CFD simulations. Parametric representation (generalization) of the fragment geometrical data and the conditions provides the way to analyze various correlations and how parameters influence the dynamics of the fragment flight.Elvedin Kljuno Alan Catovic 2019Defence Technology(防务技术)2019,15,3:1
15Eisk of early or severe pre-eclampsia related to pre-existing conditions显示文摘Catov JM Ness RB 2007Epidemics2007,36,2:1
16Racial/ethnic differences in the monthly variation of preeclampsia incidence显示文摘Bodnar LM Catov JM Roberts JM 2007Am J Obstet Gynecol2007,196,32:1
17The cramer-rao bounds of hybrid TOA/RSS and TDOA/RSS location estimation schemes显示文摘Catovic A Sahinoglu Z 2004IEEE Commun Lett2004,8,10:1
18Maternal vitamin D sta- tus and the risk of mild and severe preeclampsia 显示文摘Bodnar LM Smhan I-IN Catov JM 2014Epidemiology2014,25,2:1
19Maternal serum 25-hydroxyvitamin D concentrations are associated with small-for-gestational age births in white women显示文摘Bodnar LM Catov JM Zmuda JM 2010J Nutr2010,140,5:1
20Maternal vitamin D deficiency increases the risk of preeclampsia显示文摘Bodnar LM Catov JM Simhan HN 2007J Clin Endocrinol Metab2007,92,9:1
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