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c codes » 10 codes (توسيع البحث)
increased » increase (توسيع البحث)
decrease » increase (توسيع البحث)
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Catalytic CO<sub>2</sub> conversion to C1 value-added products: Review on latest catalytic and process developments
منشور في 2023"…This review discusses the latest technological innovations in catalyst developments for direct CO<sub>2</sub> utilization to C1 value-added products and fuels. Amongst the various potential products, CO<sub>2</sub> conversion to dimethyl carbonates, methanol, formic acid, syngas, and methane using different homogenous and heterogeneous catalytic systems was discussed. …"
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Comparison between visibility and diffraction criteria on SIF and -Integral value for mode crack using RKPM
منشور في 2013"…Recently, mesh-free methods are increasingly utilized in solving various types of boundary value problems. …"
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Synthesis and evaluation of novel Cu-based adsorbent-containing catalysts for CO<sub>2</sub> hydrogenation to methanol and value-added products
منشور في 2024"…<p dir="ltr">In this work, sequential incipient wetness impregnation method was used to synthesize Cu/Al<sub>2</sub>O<sub>3</sub>, Cu/Na<sub>2</sub>O/Al<sub>2</sub>O<sub>3</sub> and Cu/CaO/Al<sub>2</sub>O<sub>3</sub> catalysts in different compositions for CO<sub>2</sub> conversion to value-added products. Synthesized catalysts were characterized using various analytical techniques and their performances for CO<sub>2</sub> catalytic conversion were tested in a high-pressure packed bed reactor under reaction conditions of P = 60 bars, T = 300 °C, and H<sub>2</sub>/CO<sub>2</sub> = 3. …"
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Co-production of high density biomass and high-value compounds via two-stage cultivation of Chlorella vulgaris using light intensity and a combination of salt stressors
منشور في 2023"…Cultivation of C. vulgaris in a medium containing 7.5 g L<sup>−1</sup> NaCl/ 7.5 g L<sup>−1</sup> CaCl<sub>2</sub> had remarkably increased the lipid content (31.15 ± 1.18%) and lipid productivity (14.55 ± 1.48 mg L<sup>−1</sup> d<sup>−1</sup>). …"
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Governance and firm value
منشور في 2016"…This paper examines the relationship between the firm's governance structure and its value during different economic conditions. We show that both relative industry turnover and CEO entrenchment increase during economic downturns. …"
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Gender differences in personal values
منشور في 2015"…There were no significant differences between males and females on personal values concerned with the “vision” factor. Practical implications – The results show that organizations may have to increase their training programs in the area of ethics especially for males. …"
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The effect of independent directors on firm value
منشور في 2012"…The findings support the fact that when management is highly entrenched, an increase in outsiders will lower the negative impact of percentage independent directors on the firm value.…"
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Waste-to-value: Synthesis of nano-aluminum oxide (nano-γ-Al<sub>2</sub>O<sub>3</sub>) from waste aluminum foils for efficient adsorption of methylene blue dye
منشور في 2023"…Lastly, the positive value for change in entropy (∆S°) indicated the increase of the randomness of MB ion with the increase in temperature.…"
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Corporate Governance, Disclosure Content and Shareholder Value
منشور في 2013"…The study examines potential solutions that assist in the management of the increasing risk levels, shaken confidence and falling market values resulting from the recent financial crisis. …"
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Board composition, CEO turnover and firm value
منشور في 2016"…The results suggest an increase in the participation of independent directors at the expense of insiders. …"
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Salesperson moral identity and value co-creation
منشور في 2022"…This process facilitates the mechanisms for salesperson moral identity centrality to decrease selling orientation and increase customer orientation and value co-creation, leading to higher sales performance. …"
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Genetic Basis and Prognostic Value of Exercise QT Dynamics
منشور في 2020"…<h3>Background</h3><p dir="ltr">Abnormal QT interval responses to heart rate (QT dynamics) is an independent risk predictor for cardiovascular disease in patients, but its genetic basis and prognostic value in a population-based cohort have not been investigated.…"
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Performance and microbial community variations of anaerobic digesters under increasing tetracycline concentrations
منشور في 2017"…Instead, a significant increase in propionic acid was observed in the reactor subjected to the highest concentration of tetracycline (20 mg/L). …"
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Dealing with the challenges of legitimacy, values, and politics in policy advice
منشور في 2023"…It highlights the need to consider several key subjects in the topic in the contemporary era: namely the challenge of legitimacy, that of values, and the challenge of politics. The papers in the issue shed light on the ongoing delegitimization of conventional knowledge providers, the problem of the normative basis of experts’ advice, the increasing politicization of expertise in policymaking, and the relevance of political context in influencing not only the role of experts but also whether or not their advice is accepted and implemented. …"