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comparative study of nitrogen implantation effect on

  • A comparative study of mechanical and tribological

    Nitrogen ion beam based processes such as glow discharge (GD) and plasma immersion ion implantation (PI3) are indicated to improve mechanical tribological and corrosive resistances of metals alloys 1-8 The ion beam nitriding processes promotes the presence of embedded nitride precipitates at the surface

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  • Effect of different artificial shrinkage methods when

    2017-4-26In this study we aimed to compare the clinical outcomes and neonatal outcomes in FET cycles with single blastocyst that were artificially shrunk before vitrification by either LAS or MNAS method Methods A retrospective comparative study of FET cycles in infertile patients which were at our clinic between January 2013 and December 2014

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  • COMPARATIVE STUDY BETWEEN AEROBIC AND NON

    2020-1-20implantation potato cultivar sevra Class B The study includes the following stages: Preparation of organic fertilizers It has brought 100kg of cows wastes 100 kg of sheep wastes and 100kg of poultry wastes samples were taken Comparative study between aerobic and non-aerobic decomposition for different organic fertilizers 4341

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  • A Mechanistic Study of the Effects of Nitrogen on the

    2019-9-22The effects of nitrogen alloying on the corrosion properties of stainless steels (SS) is a matter of debate A number of apparently contradictory results have been presented by various researchers The actual mechanism by which nitrogen alloying influences the corrosion properties of SS has been the topic of even more controversy

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  • COMPARATIVE STUDY BETWEEN AEROBIC AND NON

    2020-1-20implantation potato cultivar sevra Class B The study includes the following stages: Preparation of organic fertilizers It has brought 100kg of cows wastes 100 kg of sheep wastes and 100kg of poultry wastes samples were taken Comparative study between aerobic and non-aerobic decomposition for different organic fertilizers 4341

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  • Surface mechanical properties corrosion resistance

    Surface mechanical properties corrosion resistance and cytocompatibility of nitrogen plasma-implanted nickel-titanium alloys: a comparative study with commonly used medical grade materials Yeung KW(1) Poon RW Chu PK Chung CY Liu XY Lu WW Chan D Chan SC Luk KD Cheung KM

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  • First Principles Study of Nitrogen Doping at the

    2019-5-25The incorporation of nitrogen impurities in the anatase TiO2(101) surface is investigated by first principles density functional theory calculations Several substitutional and interstitial configurations and different concentrations for the N impurities in the surface and subsurface layers are considered as well as their interactions with oxygen vacancies in the TiO2 lattice

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  • IEEE ELECTRON DEVICE LETTERS VOL 35 NO 8 AUGUST

    2018-5-17COMPARATIVE STUDY ON THE EFFECTS OF ANNEALING ON THE CHARACTERISTICS OF ZINC OXIDE TFTs 843 Fig 4 The temperature-dependences of Vth and Ioff of the TFTs with Ti gate (width/length = 30/16 μm) subjected to 20-minute isochronal anneals in O2 Shown in the inset are the transfer characteristics of the corresponding TFTs gate-stack

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  • A Comparative Study of X

    The effect of implanted ions on the X-ray attenuation ability was studied using a conventional laboratory X-ray machine with X-ray tube voltages ranging from 40 to 100 kV at constant exposure 10 mAs The results were compared with previous work on ion-implanted epoxy

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  • Nitrogen doping of Te

    We present a detailed study of p-type doping of Te-based compounds (CdTe ZnTe) and alloys (CdMgTe ZnMgTe and CdZnTe) during molecular beam epitaxy using nitrogen atoms produced by a direct current glow plasma source Characterization includes capacitance-voltage Hall effect low temperature reflectivity and luminescence double crystal x-ray diffraction (XRD) nuclear reaction analysis

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  • Nitrogen

    2019-12-12On the basis of literature reports some nitrogen-treated graphite electrodes have been found to catalyze the four-electron electroreduction of O2 to water in acid In this study the linear Gibbs energy relationship is used to predict the reversible potentials for forming intermediates during O2 reduction in acid over graphene doped with two N atoms substituting for adjacent edge CH groups

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  • The damaging effects of nitrogen ion beam implantation on

    2010-8-25No evidence of eects of nitrogen ion beam implantation on the fecundation time of the ovules was found in this study 3 5 Inuences of ion irradiated pollen grains on ovule weight and diameter Nitrogen ion beam irradiated pollen grains distinctly inuenced ovary weight and diameter (Figs 8 and 9)

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  • COMPARATIVE STUDY BETWEEN AEROBIC AND NON

    2020-1-20implantation potato cultivar sevra Class B The study includes the following stages: Preparation of organic fertilizers It has brought 100kg of cows wastes 100 kg of sheep wastes and 100kg of poultry wastes samples were taken Comparative study between aerobic and non-aerobic decomposition for different organic fertilizers 4341

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  • Randomized comparison of next

    2015-6-23Harton GL Munn S Surrey M Grifo J Kaplan B McCulloh DH Griffin DK Wells D PGD Practitioners Group Diminished effect of maternal age on implantation after preimplantation genetic diagnosis with array comparative genomic hybridization Fertil Steril 2013 100:1695–703 doi: 10 1016/j fertnstert 2013 07 2002

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  • Atherosclerotic Plaque Destabilization in Mice: A

    2015-10-22Hence the time-point of analysis may be suboptimal since the effect of hypertension on atherosclerotic plaque destabilization was no longer present In addition we evaluated a mouse model of atherosclerotic plaque destabilization involving the partial ligation of LCCA followed by the implantation of a constrictive cast four days before sace

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  • Publication Lists

    2016-10-17Publications in 2007 Click paper title to view the full paper using Acrobat Reader Books Ion-Beam-Based Nanofabrication Materials Research Society Symposium Proceedings volume 1020 (ISBN 978-1-55899-980-2) D Ila J Baglin N Kishimoto and P K Chu (Editors) Materials Research Society Warrendale USA (2007) Biomaterials and Surface Modification (ISBN 978-81-308-0182-7)

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  • Comparative study of the effect of annealing of

    1992-1-20Materials Science and Engineering B12 (1992) 177-184 177 Comparative study of the effect of annealing of nitrogen-implanted silicon-on-insulator structures by spectroscopic ellipsometry cross-sectional transmission electron microscopy and Rutherford backscattering spectroscopy T Lohner Central Research Institute for Physics H-1525 POB 49 Budapest (Hungary) and Materials Research

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  • Prediction of mortality benefit based on periodic

    The EUropean Comparative Effectiveness Research to Assess the Use of Primary ProphylacTic Implantable Cardioverter Defibrillators (EU-CERT-ICD) is the only prospectively controlled study to date in which the therapeutic effect of prophylactic implantation of ICDs has been investigated in a broad spectrum of contemporarily treated patients

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  • Ion Beam Implantation and Plasma Immersion Ion

    Comparative study of nitrogen implantation effect on mechanical and tribological properties of Ti-6Al-4V and Ti-10Zr-10Nb-5Ta alloys Eur Phys J Appl Phys 85 21301 (2019) N–O mix optimisation in low energy dense DC glow surface Ti conditioning

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  • JCM

    Purpose: We compared the clinical factors including anterior chamber tube parameters in patients with and without corneal endothelial cell damage after Ahmed glaucoma valve (AGV) implantation Methods: In this retrospective and comparative case series patients who underwent AGV implantation were enrolled consecutively Serial specular microscopy was performed before and after AGV

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  • Ion Beam Implantation and Plasma Immersion Ion

    Comparative study of nitrogen implantation effect on mechanical and tribological properties of Ti-6Al-4V and Ti-10Zr-10Nb-5Ta alloys Eur Phys J Appl Phys 85 21301 (2019) N–O mix optimisation in low energy dense DC glow surface Ti conditioning

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  • Christian Strenger

    Abstract: Effect of a shallow nitrogen implantation in the channel region of n-channel 4H-SiC Hall bar MOSFETs on their electrical properties has been characterized by Hall effect A significant improvement of Hall mobility in normally-off devices is observed with increasing nitrogen implantation dose up to 10 13 cm -2 with a peak Hall mobility

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  • Comparative Analysis of Defects in Mg

    2018-12-11Inefficient Mg-induced p-type doping has been remained a major obstacle in the development of GaN-based electronic devices for solid-state lighting and power applications This study reports comparative structural analysis of defects in GaN layers on freestanding GaN substrates where Mg incorporation is carried out via two approaches: ion implantation and epitaxial doping

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  • A comparative study on crystallization behavior phase

    Use of nanostructured TiO 2 for photocatalysis is a cost-effective and sustainable technology However to make this an attractive viable technology will require the design of TiO 2 photocatalyst capable of harnessing the energy of visible light One possible solution is the doping of TiO 2 to reduce its band gap In this paper the effect of Cr-doping by ion implantation on the in situ

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  • Comparative Analysis of Defects in Mg

    2018-12-11Inefficient Mg-induced p-type doping has been remained a major obstacle in the development of GaN-based electronic devices for solid-state lighting and power applications This study reports comparative structural analysis of defects in GaN layers on freestanding GaN substrates where Mg incorporation is carried out via two approaches: ion implantation and epitaxial doping

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  • Comparation between Laser Surface Nitriding and

    Titanium alloys are widely used in machine building aircraft manufacturing medicine motors chemistry and biomedicine due to their high strength-to-weight ratio elasticity corrosion resistance and biocompatibility In particular Ti-6Al-4V containing (α + β) structure plays a very important role in aerospace industry in the manufacturing of components such as disks and blades for

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Luoyang QIBR Bearing

Luoyang QIBR Bearing is an emerging brand that has risen in the Chinese market in the last 10 years. QIBR focuses on high-quality bearing production.We started from very small orders, step by step now we have become one of the integrated manufacturers of production, sales, warehousing and logistics in China's bearing industry.

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  • : +86(0379)63968877
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