نتایج جستجو برای: co2 stripping

تعداد نتایج: 77137  

Journal: :Social Science Research Network 2021

A novel absorption process enabled by a new class of biphasic solvents for post-combustion carbon capture (BiCAP) is presently being developed at the University Illinois Urbana-Champaign. The are water-lean solvent blends that develop dual liquid phases with absorbed CO2 highly enriched in one phases. These superior capacity and have high thermal oxidative stability compared to MEA. BiCAP techn...

2012
Shrish Charan Srivastava

Proximal striping is a valuable tool for gaining space. The aim of this study was to collect evidence related to proximal striping by conducting a survey. Two hundred orthodontists filled the specially designed questionnaire. 95% of respondents did proximal stripping in their patients.83 % respondents felt that teeth become more susceptible to caries but only 13.5% of them had actually seen cas...

Journal: :Journal of vascular surgery. Venous and lymphatic disorders 2016
Evgeny V Shaidakov Arsen G Grigoryan Evgeny A Ilyukhin Vasily L Bulatov Dmitry A Rosukhovskiy

OBJECTIVE The objectives of this study were to compare the results of radiofrequency ablation (RFA) and stripping for large-diameter varicose target veins for the period of 1 year, based on a composite end point; to analyze the pain severity on a digital rating scale for 7 days after RFA and stripping; and to detect the factors affecting the level of postoperative pain using the cluster analysi...

Journal: :American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics 2013
Alexander Marc Johner Nikolaos Pandis Alexander Dudic Stavros Kiliaridis

INTRODUCTION In this in-vitro study, we aimed to investigate the predictability of the expected amount of stripping using 3 common stripping devices on premolars. METHODS One hundred eighty extracted premolars were mounted and aligned in silicone. Tooth mobility was tested with Periotest (Medizintechnik Gulden, Modautal, Germany) (8.3 ± 2.8 units). The selected methods for interproximal ename...

2017
Jéssica Alves Nogueira Hamilton Varela

Polymer electrolyte membrane fuel cells (PEMFC) fed with H2 contaminated with CO may exhibit oscillatory behavior when operated galvanostatically. The self-organization of the anodic overpotential is interesting because it can be accompanied by an increase in the average performance. Herein we report experimental studies of voltage oscillations that emerge in a PEMFC equipped with a Pd/C or PdP...

2009
Mehdi Panahi Mehdi Karimi Sigurd Skogestad Magne Hillestad Hallvard F. Svendsen M. Panahi

Capturing and storing the greenhouse gas carbon dioxide (CO2) produced by power plants could play a major role in minimizing climate change. In this study a postcombustion CO2 capture plant using MEA is designed, simulated, and optimized using the UniSim process simulator. The focus of this work is the subsequent optimal operation and control of the plant with the aim of staying close to the op...

1999
R. BENCINI T. W. KNIGHT

Two experiments were conducted to compare techniques to maximise the amount of milk harvested mechanically from Poll Dorset ewes. The treatments were double cupping, machine stripping, Sagi hook, a negative control (no extra stripping applied) and a positive control (residual milk withdrawn after injecting 5 IU of oxytocin). In the first experiment it was shown that the amount of milk collected...

Journal: :Chemical communications 2008
Hong-Peng Jia Wei Li Zhan-Feng Ju Jie Zhang

Two isostructural 1D compounds {[M3(hpdc)2(H2O)6] 2H2O}n (M = Mn, Co; H3hpde = 2-hydroxypyrimidine-4,6-dicarboxylic acid) were synthesized by the in situ hydrothermal reactions of 2-chloropyrimidine-4,6-dicarboxylic acid with MCl2 (M = Mn, Co) and NaOH; the MnII compound shows spin-canted antiferromagnetism, whereas the CoII compound exhibits the coexistence of spin-canting and a two-step field...

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