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10篇 您的检索式:作者名="Alberto Miranda"
    题名 作者 年代 出处 被引量
1Efficient metallization of magnetite concentrate by reduction with agave bagasse as a source of reducing agents显示文摘The reduction behavior and metallization degree of magnetite concentrate with agave bagasse were investigated in an inert atmosphere.The effects of temperature,biomass content,and residence time on reduction experiments and metallization degree were investigated by X-ray diffraction and scanning electron microscopy.Compared with other types of biomass,agave bagasse had lower contents of nitrogen,sulfur,and ash.X-ray diffraction analysis showed that the metallization degree improved with increasing temperature and biomass content.Complete metallization was achieved at 1100℃ for 30 min with 65:35 and 50:50 ratios of the magnetite concentrate to the agave bagasse.These results demonstrate that agave bagasse promotes the efficient metallization of magnetite concentrate without the external addition of a reducing agent.Therefore,this biomass is a technical suitable alternative to replace fossil fuels in steelmaking.Diana Cholico-González NoemíOrtiz Lara Mario Alberto Sánchez Miranda Ricardo Morales Estrella Ramiro Escudero García Carlos ALeón Patiño 2021International Journal of Minerals,Metallurgy and Materials2021,28,4:2
2Design Optimization and Weight Reduction of 500 mL CSD PET Bottle through FEM Simulations显示文摘Carlos Alberto Silva De Miranda Jairo Jose Drummond Camara Olavo Pena Monken Claudio Gouvea Dos Santos 2011材料科学与工程(中英文B版)2011,1,7:2
3Comparison of four methods to evaluate sperm DNA integrity between mouse caput and cauda epididymidis显示文摘通过 epididymis 的运输在精子染色质的压缩包含增加,是众所周知的,它在头 epididymidis 获得充分压缩的地位。这研究的目的是比较终端 deoxyribonucleotidyl 调停transferase 的 dUTP 刻痕标记结束( TUNEL )试金,彗星试金,精子染色质结构试金( SCSA )和精子染色质分散( SCD )由从头和尾 epididymidis 分析精子以便表明每种技术的能力在与染色质压缩和 DNA 破碎有关的精子成熟的不同的度之间区别测试。我们的结果建议与不成熟的精子联系的碎裂 DNA 的精子的一些人口能仅仅用彗星试金和 SCSA 然而并非与 SCD 测试或 TUNEL 试金被识别。Serafin Perez-Cerezales: Alberto Miranda Alfonso Gutierrez-Adan 2012Asian Journal of Andrology2012,14,2:2
4General Practitioners’ Knowledge, Attitudes, Beliefs, and Practices in the Management of Sexual Dysfunction—Results of the Portuguese SEXOS Study显示文摘Violeta Alarc?o Sofia Ribeiro Filipe Le?o Miranda Mário Carreira Teresa Dias Joaquim Garcia e Costa Alberto Galv?o‐Teles 2012The Journal of Sexual Medicine2012,,:1
5Iron-Induced Oxidant Stress in Nonparenchymal Liver Cells: Mitochondrial Derangement and Fibrosis in Acutely Iron-Dosed Gerbils and Its Prevention by Silybin显示文摘Antonello Pietrangelo Giuliana Montosi Cinzia Garuti Miranda Contri Fabiola Giovannini Daniela Ceccarelli Alberto Masini 2002Journal of Bioenergetics and Biomembranes2002,,1:1
6Creativity:people,environment and culture,the key elements in its understanding and interpretation显示文摘Paulo C De Miranda Jose Alberto S Aranha Julia Zardo 2009Science and Public Policy2009,36,7:1
7'Ponte Del Mare': Coneeptual Design and Re- alization of a Long Span Cable-stayed Footbridge in Pescara, Italy 显示文摘Mario De Miranda Alessandro De Palma Alberto Zanchettin 2010Structural Engineering International2010,20,1:1
8Ad Hoc File Systems for High-Performance Computing显示文摘Storage backends of parallel compute clusters are still based mostly on magnetic disks,while newer and faster storage technologies such as flash-based SSDs or non-volatile random access memory(NVRAM)are deployed within compute nodes.Including these new storage technologies into scientific workflows is unfortunately today a mostly manual task,and most scientists therefore do not take advantage of the faster storage media.One approach to systematically include nodelocal SSDs or NVRAMs into scientific workflows is to deploy ad hoc file systems over a set of compute nodes,which serve as temporary storage systems for single applications or longer-running campaigns.This paper presents results from the Dagstuhl Seminar 17202'Challenges and Opportunities of User-Level File Systems for HPC'and discusses application scenarios as well as design strategies for ad hoc file systems using node-local storage media.The discussion includes open research questions,such as how to couple ad hoc file systems with the batch scheduling environment and how to schedule stage-in and stage-out processes of data between the storage backend and the ad hoc file systems.Also presented are strategies to build ad hoc file systems by using reusable components for networking and how to improve storage device compatibility.Various interfaces and semantics are presented,for example those used by the three ad hoc file systems BeeOND,GekkoFS,and BurstFS.Their presentation covers a range from file systems running in production to cutting-edge research focusing on reaching the performance limits of the underlying devices.AndréBrinkmann Kathryn Mohror Weikuan Yu Philip Carns Toni Cortes Scott A.Klasky Alberto Miranda Franz-Josef Pfreundt Robert B.Ross Marc-AndréVef 2020Journal of Computer Science & Technology2020,35,1:0
9GekkoFS—A Temporary Burst Buffer File System for HPC Applications显示文摘Many scientific fields increasingly use high-performance computing(HPC)to process and analyze massive amounts of experimental data while storage systems in today's HPC environments have to cope with new access patterns.These patterns include many metadata operations,small I/O requests,or randomized file I/O,while general-purpose parallel file systems have been optimized for sequential shared access to large files.Burst buffer file systems create a separate file system that applications can use to store temporary data.They aggregate node-local storage available within the compute nodes or use dedicated SSD clusters and offer a peak bandwidth higher than that of the backend parallel file system without interfering with it.However,burst buffer file systems typically offer many features that a scientific application,running in isolation for a limited amount of time,does not require.We present GekkoFS,a temporary,highly-scalable file system which has been specifically optimized for the aforementioned use cases.GekkoFS provides relaxed POSIX semantics which only offers features which are actually required by most(not all)applications.GekkoFS is,therefore,able to provide scalable I/O performance and reaches millions of metadata operations already for a small number of nodes,significantly outperforming the capabilities of common parallel file systems.Marc-AndréVef Nafiseh Moti Tim Süβ Markus Tacke Tommaso Tocci Ramon Nou Alberto Miranda Toni Cortes AndréBrinkmann 2020Journal of Computer Science & Technology2020,35,1:0
10NiO-CGO Composite for SOFC Anode: Synthesis and Characterization显示文摘Beatriz Cela Daniel Araujo de Macedol Graziele Lopes de Souza Auristela Carla de Miranda Antonio Eduardo Martine Rubens Maribondo do Nascimento Carlos Alberto Paskocimas 2010材料科学与工程(中英文版)2010,4,5:0
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