بحث بسيط
السجلات المعروضة 91 -- 100 من 1906
Synthesis of uniform ordered mesoporous TiO 2 microspheres with controllable phase junctions for efficient solar water splitting
(
Royal Society of Chemistry
, 2019 , Article)
As a benchmark photocatalyst, commercial P25-TiO 2 has been widely used for various photocatalytic applications. However, the low surface area and poorly porous structure greatly limit its performance. Herein, uniform ...
Recycled polyethylene/paraffin wax/expanded graphite based heat absorbers for thermal energy storage: An artificial aging study
(
MDPI AG
, 2019 , Article)
An artificial aging study of novel heat absorbers based on phase change materials (PCMs) prepared from recycled high-density polyethylene (HDPE), paraffin wax (PW), and expanded graphite (EG) was investigated. The optimal ...
Data on the impact of an object with different thicknesses of different soft materials at different impact velocities on a dummy head
(
Elsevier Inc.
, 2019 , Article)
The purpose of this data is to investigate the effect of different thicknesses of different soft materials samples added to an object on the resultant head acceleration of a developed dummy head upon impact. The object was ...
Media, independent non-executive directors and strategy disclosure by non-financial listed firms in the UAE
(
Emerald Group Publishing Ltd.
, 2019 , Article)
Purpose: This study aims to investigate the effect of media coverage, negative media tone and the interaction between negative media tone and independent non-executive directors (INEDs) on strategic information disclosure ...
How New Media Empower Yemeni People To Reveal War Stories
(
Taylor’s Press
, 2019 , Conference Paper)
Yemen was amongst Arab countries that underwent the so-called “Arab spring” in a bid to oust former president Ali Abdullah Saleh from power. In its aftermath, the country entered a national dialogue period that continued ...
Comparative analysis of computer-vision and BLE technology based indoor navigation systems for people with visual impairments
(
BioMed Central Ltd.
, 2019 , Article)
Background: Considerable number of indoor navigation systems has been proposed to augment people with visual impairments (VI) about their surroundings. These systems leverage several technologies, such as computer-vision, ...
Adsorptive removal of mercury from water by adsorbents derived from date pits
(
Nature Publishing Group
, 2019 , Article)
The current work presented here focuses on the remediation of mercury from water using modified low-cost materials. Modified date pits, low cost, minimal pretreatment steps and locally abundant agricultural waste materials ...
A Multivariate Homogeneously Weighted Moving Average Control Chart
(
Institute of Electrical and Electronics Engineers Inc.
, 2019 , Article)
This paper presents a multivariate homogeneously weighted moving average (MHWMA) control chart for monitoring a process mean vector. The MHWMA control chart statistic gives a specific weight to the current observation, and ...
ظاهرة القطع في "النعت والعطف" دراسة في التركيب والدلالة
(
كلية الآداب - جامعة بغداد
, 2019 , Article)
يتناول هذا البحث ظاهرة القطع في "النعت والعطف"، فقد جاءت نصوص من القرآن الكريم وكلام العرب النعتُ فيها ليس تابعًا للمنعوت، وكذلك المعطوف. وكان لا بُدّ من البحث عن تعليل يُفسِّر هذا الخروج عن المألوف في الاستعمال.وفي هذا ...
Rare presentation of primary varicella zoster as fatal fulminant hepatitis in adult on low-dose,short-term steroid: Case report
(
Elsevier Ltd
, 2019 , Article)
Background
Varicella zoster virus presents clinically as primary (chickenpox) or secondary (herpes zoster) infection. Cutaneous and extracutaneous dissemination may occur, usually in immunocompromised patients. VZV ...