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السجلات المعروضة 1381 -- 1390 من 1451
Combined direct oxy-combustion and concentrated solar supercritical carbon dioxide power system—Thermo, exergoeconomic, and quadruple optimization analyses
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Hindawi
, 2022 , Article)
For the global future energy systems, concentrated solar power (CSP) and direct CO2 capture systems are of the most important key technologies, however, each of these systems has shortcomings. This study addresses the solar ...
The effect of graphene on the activation energy of grain growth for the nanocrystalline thermoelectric n-type Bi2Te2.7Se0.3
(
Springer Nature
, 2022 , Article)
Even though bismuth telluride is frequently produced by mechanical alloying for thermoelectric materials, no data has been published addressing the thermal behavior and activation energy of the milled n-type Bi2Te2.7Se0.3 ...
Comparative Characterization of Field and Laboratory-Aged Binders Modified with Antioxidant Additives and Copolymers Using Fourier Transform Infrared Spectroscopy and Gel Permeation Chromatography
(
American Society of Civil Engineers (ASCE)
, 2022 , Article)
This study investigates the behavior of antioxidant additives and copolymers to an asphalt binder by comparing laboratory-aged (up to 60 h) and antioxidant-modified binders with binders extracted from field cores. To ...
Effect of addition of Pd on electrodeposited Ni–B coatings
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Springer Science and Business Media Deutschland GmbH
, 2022 , Article)
In this study, the effect of addition of a noble metal (Pd) to the Ni–B nano-coating is studied. The Ni–B and Ni–B–Pd coatings are synthesized from aqueous electrolytes using direct current. The Ni–B coating is found to ...
Experimental investigation on the performance of a novel thermo-mechanical refrigeration system driven by an expander-compressor unit
(
Elsevier
, 2022 , Article)
Operating thermos-mechanical refrigeration (TMR) ejector-based and organic Rankine cycle-based refrigeration systems at ultra-low temperature heat source (60 °C to 100 °C) is challenging and limited by their low coefficient ...
Clinical, Radiological, and Outcome Characteristics of Acute Pulmonary Embolism: A 5-year Experience from an Academic Tertiary Center
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HBKU Press
, 2022 , Article)
Background: Acute pulmonary embolism (PE) is a common and potentially life-threatening condition. This comprehensive study from a Gulf Cooperation Council (GCC) country aimed to evaluate the clinical, radiological, and ...
Iran's Trade with Neighbors: Sanctions' Impact and the Alternatives
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John Wiley and Sons Inc
, 2022 , Article)
This article investigates whether sanctions have changed or influenced Iran's trade patterns, focusing on neighboring countries. The study concentrates first on the United Arab Emirates (UAE), considered Iran's main regional ...
Review of Progress and Prospects in Research on Enzymatic and Non- Enzymatic Biofuel Cells; Specific Emphasis on 2D Nanomaterials
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Bentham Science Publishers
, 2022 , Article)
Energy generation from renewable sources and effective management are two critical challenges for sustainable development. Biofuel Cells (BFCs) provide an elegant solution by combining these two tasks. BFCs are defined by ...
املقاطعة الرقمية لألفالم العربية: تحليل الشبكة االجتماعية لوسم "اسحبوا فيلم أميرة" ىلع تويتر
(
مركز الجزيرة للدراسات
, 2022 , Article)
تبحث الدراسة حالة المقاطعة الإعلامية الرقمية لأحد الأفلام العربية (اسحبوا فيلم أميرة) التي تناولت موضوع النطف المهربة بداية شهر ديسمبر/كانون الأول 2021. وتهدف إلى التعمق في فهم المزيد من هذه الحالات، والكشف عن بعض الخصائص ...
Cyclic voltammetry and XPS studies of poly (aniline-co-3-aminophenol)
(
Springer Science and Business Media Deutschland GmbH
, 2022 , Article)
In the present work, we prepared enormously soluble poly (aniline-co-3-aminophenol) (PA-co-3-AP) copolymers via a simple chemical oxidative method with aniline and 3-aminophenol, and their properties are compared with ...