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Improvement of the spension system of the wagons with laminated springs

Dragan Petrović、Milan Bižić2012-01-01SCIndeks

In the exploitation of the laminated-spring freight wagons, a large number of suspension element fractures are detected. These fractures decrease transportation efficiency and are very often the cause of derailment with large economic losses and sometimes even those of human lives. This paper presents a failure analys…

Mechanical and Thermal Properties AnalysisMaterial Properties and Failure MechanismsMechanical Engineering Research and Applications

CCDC 824164: Experimental Crystal Structure Determination

Alkordi, M.H.、Jonathan L. Belof、Ernesto Rivera 等 5 位作者2012-01-01King Abdullah University of Science and Technology Repository (King Abdullah University of Science and Technology)

An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space grou…

X-ray Diffraction in CrystallographyCrystallization and Solubility Studies

Oleandrigenin-3-O-α-L Rhamnopyranoside from the Seeds of Ophiorrhiza Mungos (Linn)

Alok Sahai、Sudhanshu Dhar Dwivedi、Nidhi Saxena2012-01-01International Journal of Chemical Sciences

Ophiorrhiza mungos Linn. (No. Rubiaceae) which is generally known as Sarhati is indigenous to India and is reported to be associated with important medicinal properties. The ethyl acetate soluble fraction of the concentrated ethanolic extract of defatted seed of this plant was subjected to chromatographic analysis, wh…

Natural product bioactivities and synthesisPhytochemical Studies and BioactivitiesPhytochemistry and Bioactive Compounds

2, 4-Dinitrophenylhydrazine @ Phosphatidylcholine Modified GC Electrode: Voltammetrically Distinguishing Dopamine, Uric Acid and Ascorbic Acid

Pradyumna Goswami、Diganta Kumar Das2012-01-01Journal of Surface Science and Technology

Glassy carbon electrode surface was modified by 2, 4-dinitrophenylhydrazine encapsulated phosphatidylcholine film. The modified electrode shifted the cyclic voltammogram of dopamine (DA) to 0.195 V ± 0.005 V in positive direction compared to that of DA at the bare electrode. The cyclic voltammogram of uric acid (UA) w…

Electrochemical Analysis and ApplicationsConducting polymers and applicationsElectrochemical sensors and biosensors

CCDC 824170: Experimental Crystal Structure Determination

Alkordi, M.H.、Jonathan L. Belof、Ernesto Rivera 等 5 位作者2012-01-01King Abdullah University of Science and Technology Repository (King Abdullah University of Science and Technology)

An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space grou…

X-ray Diffraction in CrystallographyCrystallization and Solubility Studies

КОМБИНИРОВАННЫЕ ДВУХЗОННЫЕ МОДЕЛИ РЕЗОНАНСНО-ТУННЕЛЬНЫХ ДИОДОВ

И И Абрамов、Н В Коломейцева、И А Романова2012-01-01Микроэлектроника

С использованием комбинированных двухзонных моделей, разработанных на основе полуклассического и квантовомеханического подходов, получено удовлетворительное согласование результатов расчетов вольт-амперных характеристик резонансно-туннельных диодов на гетероструктурах GaAs/AlAs и Si/SiGe с экспериментальными данными.…

Advanced Materials and Semiconductor TechnologiesSemiconductor Quantum Structures and DevicesElectromagnetic Effects on Materials

CCDC 877425: Experimental Crystal Structure Determination

Zhenjie Zhang、Linping Zhang、Łukasz Wojtas 等 6 位作者2012-01-01King Abdullah University of Science and Technology Repository (King Abdullah University of Science and Technology)

An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space grou…

X-ray Diffraction in CrystallographyCrystallization and Solubility Studies

Taxa grouped according to their vegetation group based on pollen counts of ODP Hole 175-1078C

Ines Heßler、Lydie M Dupont、Dian Noor Handiani 等 6 位作者2012-01-01Figshare

Hessler, Ines; Dupont, Lydie M; Handiani, Dian Noor; Paul, André; Merkel, Ute; Wefer, Gerold (2012): Taxa grouped according to their vegetation group based on pollen counts of ODP Hole 175-1078C [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.780596, In supplement to: Hessler, I et al. (2012): Masked millennial-sc…

Diatoms and Algae ResearchCoal and Coke Industries Research

Was wäre wenn: Phytoplankton-Bewertung nach EU-WRRL und Klimawandelszenarios von Genehmigungsverfahren

Ute Mischke、Brigitte Nixdorf2012-01-01GERICS Climate Service Center Germany (University of Oldenburg)

Im Zentrum dieser Arbeit stehen Bioindikatoren, die im begrundeten Verdacht stehen, gleichzeitig auf die anthropogenen Belastungen „Eutrophierung“ und „Klimaerwarmung“ zu reagieren. Cyanobacteria werden als Bioindikatoren mit 42 Arten und mittels ihres gesamten Biomasseanteils am Phytoplankton unter weiteren Kenngrose…

Aquatic Ecosystems and Phytoplankton DynamicsEnvironmental Science and Water ManagementDiatoms and Algae Research

The certification of the mass fractions of elements in pig kidney (ERM®-BB186)

Snell James、Teipel Katharina、Schimmel Heinz2012-01-01Joint Research Centre (European Commission)

This report describes the preparation of a pig kidney matrix reference material ERM® BB186, and the certification of the contents (mass fractions) of seven elements. All results are expressed as a mass fraction on a dry mass basis.\nThe preparation and processing of the material, homogeneity studies, stability studies…

Heavy Metal Exposure and ToxicityMetallurgy and Material ScienceTrace Elements in Health

The structural characterization of (NH4)2B10H10 and thermal decomposition studies of (NH4)2B10H10 and (NH4)2B12H12

Teshome B. Yisgedu、Zhenguo Huang、Xuenian Chen 等 11 位作者2012-01-01Research Online (University of Wollongong)

The structure of (NH4)2B10H10 (1) was determined through powder XRD analysis. The thermal decomposition of 1 and (NH4)2B12H12 (2) was examined between 20 and 1000oC using STMBMS methods. Between 200 and 400oC a mixture of NH3 and H2 evolves from both compounds; above 400oC only H2 evolves. The dihydrogen bonding inter…

Boron and Carbon Nanomaterials ResearchBoron Compounds in ChemistryHydrogen Storage and Materials

CCDC 844303: Experimental Crystal Structure Determination

Harbi Tomah Al‐Masri、Abdul‐Hamid Emwas、Zeyad A. Al‐Talla 等 4 位作者2012-01-01King Abdullah University of Science and Technology Repository (King Abdullah University of Science and Technology)

An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space grou…

X-ray Diffraction in CrystallographyCrystallization and Solubility Studies

CCDC 893180: Experimental Crystal Structure Determination

Jingjing Chang、Qun Ye、Kuo‐Wei Huang 等 7 位作者2012-01-01King Abdullah University of Science and Technology Repository (King Abdullah University of Science and Technology)

An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available from the CCDC and typically includes 3D coordinates, cell parameters, space grou…

X-ray Diffraction in CrystallographyCrystallization and Solubility Studies

Synthesis and Characterization of Hydrophobic PbS Thin Films

P. D. More2012-01-01Advances in Applied Science Research

In this article, structural, optical, electrical transport and wettabilty studies of PbS thin films deposited by spray pyrolysis have been investigated. The as deposited PbS films exhibit cubic crystal structure. The optical studies revealed a high absorption coefficient (104-105 /cm). The dc electrical conductivity a…

Chalcogenide Semiconductor Thin Filmsnanoparticles nucleation surface interactionsQuantum Dots Synthesis And Properties

Factorial study of compressive mechanical properties and primary in vitro osteoblast response of PHBV/PILA scaffolds

Naznin Sultana、Tareef Hayat Khan2012-01-01OpenAlex

For bone tissue regeneration, composite scaffolds containing biodegradable polymers and nanosized osteoconductive bioceramics have been regarded as promising biomimetic systems. Polymer blends of poly(hydroxybutyrate-co-hydroxyvalerate) (PHBV) and poly(L-lactic acid) (PLLA) can be used as the polymer matrix to control…

Orthopaedic implants and arthroplastyBone Tissue Engineering Materialsbiodegradable polymer synthesis and properties

Synergistic Degradation of Methyl Orange in an Ultrasound Intensified Photocatalytic Reactor

Lu Yang2012-01-01OpenAlex

This research proposed an original circulatory ultrasound(US) directly intensified photocatalytic reactor.Using Degussa TiO2 as photocatalyst,and dye methyl orange(MeO) as pollutant model,the synergistic effects of sonolytic and photocatalytic process in this reactor were investigated,and effects of operation paramete…

Innovative Microfluidic and Catalytic Techniques InnovationUltrasound and Cavitation PhenomenaTiO2 Photocatalysis and Solar Cells

Progetto “Filiera dell’Energia da Biomassa” - Programma di ricerca “Valutazione e promozione dell’impiego delle energie alternative e dei materiali non alimentari nella filiera agroambientale” rientrante nel progetto pilota “Made in Italy

Simone Orlandini、Daniele Grifoni、Marco Napoli 等 17 位作者2012-01-01Florence Research (University of Florence)

Il report presenta un'analisi dettagliata sulla valutazione e promozione dell'impiego delle energie alternative e dei materiali non alimentari nella filiera agroambiemtale.

Metallurgy and Material SciencePhotovoltaic Systems and SustainabilityDiverse academic and cultural studies