-
201
Hydrogen energy systems: Technologies, trends, and future prospects
منشور في 2024"…Presently, electrolysis efficiencies range between 60 % and 80 %, with hydrogen production costs around $5 per kilogram. Strategic advancements are necessary to reduce these costs below $2 per kilogram and push efficiencies above 80 %. …"
-
202
Carotid artery revascularization through a radiated field
منشور في 2003"…Radiation-induced accelerated atherosclerosis has been recognized for some time.1, 2, 3 and 4 Because of the prolonged survival of patients treated with radiation,5 the frequency of this long-term side effect is expected to increase. …"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل
article -
203
-
204
The importance of child car seat safety
منشور في 2015"…On account of the exponential increase in the rate of road accidents and casualties, the need for the use of seatbelts cannot be overemphasized. …"
-
205
A Fast and Robust Gas Recognition Algorithm Based on Hybrid Convolutional and Recurrent Neural Network
منشور في 2019"…In addition, the aforesaid accuracy can be further improved by increasing the response time with the step of 0.5 s. …"
-
206
Parallel multi-voltage power minimization in VLSI circuits. (c2013)
منشور في 2013احصل على النص الكامل
احصل على النص الكامل
masterThesis -
207
A fine-grained XML structural comparison approach
منشور في 2007"…In this paper, we provide an improved comparison method to deal with fine-grained sub-trees and leaf node repetitions, without increasing overall complexity with respect to current XML comparison methods. …"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل
conferenceObject -
208
Exam scheduling algorithms. (c1999)
منشور في 1999احصل على النص الكامل
احصل على النص الكامل
masterThesis -
209
The Gulf Cooperation Council states: Crystallization of the regional cooperation and alliances amid dwindling resources
منشور في 2021"…<p dir="ltr">The Gulf Cooperation Council (GCC) states can be divided into two main camps in terms of hydrocarbon endowment per capita which can partially account for differences in policy directions. …"
-
210
Editorial of Harnessing the Power of T Cells: The Promising Hope for a Universal Influenza Vaccine
منشور في 2020"…<p dir="ltr">The global burden of influenza-associated respiratory mortality is higher than previous estimates, with over 0.6 million deaths per year and additional mortality rates attributed to non-respiratory but influenza-related illnesses [1]. …"
-
211
Global, regional, and national burden of upper respiratory infections and otitis media, 1990–2021: a systematic analysis from the Global Burden of Disease Study 2021
منشور في 2024"…The mortality rate of URIs in 2021 was 0·2 per 100 000 (0·1 to 0·5), a decrease of 64·2% (–84·6 to –43·4) from 1990, when the mortality rate was 0·7 per 100 000 (0·2 to 1·1). …"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل
article -
212
Catalytic Transformation Of C-7-C9 Methyl Benzenes Over USY-Based FCC Zeolite Catalyst
منشور في 2020"…The sequence of reactivity of the three alkyl benzenes was found to decrease as the number of methyl group per benzene ring decreases, as follows: 1,2,4-trimethylbenzene > m-xylene > toluene. …"
احصل على النص الكامل
article -
213
Solar water heating in Lebanon
منشور في 2006"…Simplified initial estimates indicate a payback period of 4–5 years while advanced mathematical models (RETScreen) indicate that the most advanced evacuated tube technology has a payback period of less than 9 years at current market prices. With decreasing cost per square meter of installed collectors, payback periods are expected to rapidly decrease. …"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل
article -
214
Machine Learning Based Photovoltaics (PV) Power Prediction Using Different Environmental Parameters of Qatar
منشور في 2019"…These countries plan to increase the contribution of power from renewable energy (RE) over the years. …"
-
215
-
216
Prevalence and attributable health burden of chronic respiratory diseases, 1990–2017: a systematic analysis for the Global Burden of Disease Study 2017
منشور في 2020"…Deaths due to chronic respiratory diseases numbered 3 914 196 (95% UI 3 790 578–4 044 819) in 2017, an increase of 18·0% since 1990, while total DALYs increased by 13·3%. …"
-
217
Daytime Variation of Urban Heat Islands: The Case Study of Doha, Qatar
منشور في 2016"…To help explain near-surface air temperatures using land cover variables, we employed three statistical approaches: Ordinary Least Squares (OLS), Regression Tree Analysis (RTA), and Random Forest (RF). We validated the predictions of the statistical models by computing the Root Mean Square Error (RMSE) and discovered that temporal variations in urban heat are mediated by different factors throughout the day. …"
-
218
A New Data-Based Dust Estimation Unit for PV Panels
منشور في 2020"…In this approach, a dust estimation unit based on a regression tree model has been developed to estimate the dust accumulation. …"
احصل على النص الكامل
article -
219
Estimating Dust Accumulation on Photovoltaic Modules in the UAE
منشور في 2019احصل على النص الكامل
doctoralThesis -
220
Computation of Power Extraction From Photovoltaic Arrays Under Various Fault Conditions
منشور في 2020"…It becomes evident from the presented results that optimal reconfiguration of PV arrays can increase the power extraction from PV system with reduced number of P-V peaks. …"