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135篇 您的检索式:作者名="Zangeneh"
    题名 作者 年代 出处 被引量
1Propane Dehydrogenation over a Commercial Pt-Sn/Al2O3 Catalyst for Isobutane Dehydrogenation: Optimization of Reaction Conditions显示文摘在丙烷的除氢作用的商业 Pt-Sn/Al2O3 isobutane 除氢作用催化剂的适用性被学习。催化剂表演测试在不同操作条件下面在一个改正床石英反应堆被执行。通常,作为因素改进丙烷变换减少丙烯选择,最大化丙烯产量的最佳的操作条件被期望。最佳的条件被试验性的设计方法获得。调查参数是温度,氢 / 烃(H2/HC ) 比率和空格速度,在三个层次被改变。抑制例如催化剂部件的危险性到 sintering 或阶段转变也被考虑。催化剂的活动,选择和稳定性被看作测量反应因素,当 space-time-yield (猪圈) 被看作由于它的商业利息要优化的变量时。16 摩尔杩牵獥愠摮琠'L 敬的一个猪圈?Farnaz Tahriri Zangeneh, Saeed Sahebdelfar Mohsen Bahmani 2013Chinese Journal of Chemical Engineering2013,21,7:9
2On the nature of tip clearance flow in subsonic centrifugal impellers显示文摘Increasing demand for downsizing of engines to improve CO2 emissions has resulted in renewed efforts to improve the efficiency and expend the stable operating range of the centrifugal compressors used in petro-chemical equipment and turbochargers. The losses in these compressors are dominated by tip clearance flow. In this paper, the tip clearance flow in the subsonic impeller is numerically investigated. The nature of the tip clearance in inducer, axial to radial bend and exducer are studied in detail at design and off-design conditions by examining the detailed flow field through the clearance and the interaction of the clearance flow with the shear effect with the endwalls. The correlation between blade loading and span wise geometry and clearance flow at different locations are presented.LIU ZhengXian PING Yan ZANGENEH Mehrdad 2013Science China(Technological Sciences)2013,56,9:9
3Conversion of carbon dioxide to valuable petrochemicals:An approach to clean development mechanism显示文摘The increase of atmospheric carbon dioxide and the global warming due to its greenhouse effect resulted in worldwide concerns. On the other hand, carbon dioxide might be considered as a valuable and renewable carbon source. One approach to reduce carbon dioxide emissions could be its capture and recycle via transformation into chemicals using the technologies in C1 chemistry. Despite its great interest, there are difficulties in CO2 separation on the one hand, and thermodynamic stability of carbon dioxide molecule rendering its chemical activity low on the other hand. Carbon dioxide has been already used in petrochemical industries for production of limited chemicals such as urea. The utilization of carbon dioxide does not necessarily involve development of new processes, and in certain processes such as methanol synthesis and methane steam reforming, addition of CO2 into the feed results in its utilization and increases carbon efficiency. In other cases, modifications in catalyst and/or processes, or even new catalysts and processes, are necessary. In either case, catalysis plays a crucial role in carbon dioxide conversion and effective catalysts are required for commercial realization of the related processes. Technologies for CO2 utilization are emerging after many years of research and development efforts.Farnaz Tahriri Zangeneh Saeed Sahebdelfar Maryam Takht Ravanchi 2011Journal of Natural Gas Chemistry2011,20,3:8
4Enhanced light-matter interactions in dielectric nanostructures via machine-learning approach显示文摘A key concept underlying the specific functionalities of metasurfaces is the use of constituent components to shape the wavefront of the light on demand.Metasurfaces are versatile,novel platforms for manipulating the scattering,color,phase,or intensity of light.Currently,one of the typical approaches for designing a metasurface is to optimize one or two variables among a vast number of fixed parameters,such as various materials’properties and coupling effects,as well as the geometrical parameters.Ideally,this would require multidimensional space optimization through direct numerical simulations.Recently,an alternative,popular approach allows for reducing the computational cost significantly based on a deep-learning-assisted method.We utilize a deep-learning approach for obtaining high-quality factor(high-Q)resonances with desired characteristics,such as linewidth,amplitude,and spectral position.We exploit such high-Q resonances for enhancedlight–matter interaction in nonlinearoptical metasurfaces and optomechanical vibrations,simultaneously.We demonstrate that optimized metasurfaces achieve up to 400-fold enhancement of the third-harmonic generation;at the same time,they also contribute to 100-fold enhancement of the amplitude of optomechanical vibrations.This approach can be further used to realize structures with unconventional scattering responses.Lei Xu Mohsen Rahmani Yixuan Ma Daria ASmirnova Khosro Zangeneh Kamali Fu Deng Yan Kei Chiang Lujun Huang Haoyang Zhang Stephen Gould Dragomir N.Neshev Andrey E.Miroshnichenko 2020Advanced Photonics2020,2,2:8
5Boosting third-harmonic generation by a mirror-enhanced anapole resonator显示文摘We demonstrate that a dielectric anapole resonator on a metallic mirror can enhance the third harmonic emission by two orders of magnitude compared to a typical anapole resonator on an insulator substrate.By employing a gold mirror under a silicon nanodisk,we introduce a novel characteristic of the anapole mode through the spatial overlap of resonantly excited Cartesian electric and toroidal dipole modes.This is a remarkable improvement on the early demonstrations of the anapole mode in which the electric and toroidal modes interfere off-resonantly.Therefore,our system produces a significant near-field enhancement,facilitating the nonlinear process.Moreover,the mirror surface boosts the nonlinear emission via the free-charge oscillations within the interface,equivalent to producing a mirror image of the nonlinear source and the pump beneath the interface.We found that these improvements result in an extremely high experimentally obtained efficiency of 0.01%.Lei Xu Mohsen Rahmani Khosro Zangeneh Kamali Aristeidis Lamprianidis Lavinia Ghirardini Jürgen Sautter Rocio Camacho-Morales Haitao Chen Matthew Parry Isabelle Staude Guoquan Zhang Dragomir Neshev Andrey E.Miroshnichenko 2018Light(Science & Applications)2018,7,1:5
6Parametric design of a waterjet pump by means of inversedesign,CFD calculations and experimental analyses显示文摘BONAIUTI D ZANGENEH M AARTOJARVI R 2010ASME Journal of Fluids Engineering2010,132,3:1
7The number of limit cycles of a quintic polynomial system显示文摘ATABAIGI A NYAMORADI N ZANGENEH H R Z 2009Computers and Mathematics with Applications2009,57,:1
8A hierarchical decision making model for the prioritization of distributed generation technologies: a case study for lran显示文摘Zangeneh A Jadid S Rahimi-Kian A 2009Energy Policy2009,,37:1
9Application of a Three-Dimen- sional Viscous Transonic Inverse Method to NASA Rotor 67显示文摘Tiow W T Zangeneh M 2002Journal of Power and Energy2002,216,3:1
10Photocatalytic oxidation of organic dyes and pollutants in wastewater using different modified titanium dioxides: a comparative review 显示文摘ZANGENEH H ZINATIZA A A L HABIBI M 2015Journal of Industrial and Engineering Chemistry2015,26,:1
11Hydrodynamic design system for pumps based on 3 -D CAD,CFD and inverse design method显示文摘Goto A Zangeneh M 2002ASME journal of fluids engineering2002,,124:1
12Suppression of Secondary Flowsina Mixed Flow Pump Impeller by Application of Three- Dimensional Inverse Design Method: Partl - Design and Numerical Validation显示文摘Zangeneh M Goto A Takemura T 1996ASNE Journal of Turbomachinery1996,,118:1
13Heat treatment effect on the microstructure, tensile properties and dry sliding wear behavior of A356–10%B 4 C cast composites显示文摘H.R. Lashgari Sh. Zangeneh H. Shahmir M. Saghafi M. Emamy 2010Materials and Design2010,,:1
14Bifurcations of limit cycles for a quintic Hamihonian system with a double cuspidal loop 显示文摘Rasoul Asheghi Hamid R Z Zangeneh 2010Computers & Mathematics with Applications2010,59,4:1
15Suppression of secondary flow in a mixed flow pump impeller by application of three-dimentional inverse design method: Part 1-design and numerical validation显示文摘Zangeneh M Takemura T 1996ASME Journal of Turbo- machinery1996,118,3:1
16Design and optimization of nonvolatile multibit 1T1R resistive RAM 显示文摘Zangeneh M Joshi A 2014IEEE Trans on Very Large Scale Integration (VLSI) Systems2014,22,8:1
17Suppression of se- condary flows in a mixed-flow pump impeller by applica- tion of three dimensional inverse design method--Part 1 : Design and numerical validation 显示文摘Zangeneh M Goto A Takemura T 1996Journal of Tur- bomachinery1996,118,7:1
18Maternal complications associated with severe preeclampsia 显示文摘Nankali A Malek-Khosravi Sh Zangeneh M 2013Obstet GynaecolIndia2013,63,2:1
19Suppression of secondary flows in a mixed-flow pump impeller by application of three-dimensional inverse design method : part 1-design and numerical validation显示文摘Zangeneh M Goto A Takemura T 1996ASME Journal of Turbomachinery1996,118,3:1
20Mater- nal complications associated with severe preeclampsia 显示文摘Nankali A Malek-Khosravi S Zangeneh M 2013J Obstet Gynaecol India2013,63,2:1
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