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Investigations on the tensile deformation of pure Mg and Mg–15Gd alloy by in-situ X-ray synchrotron radiation and visco-plastic self-consistent modeling

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Journal of Magnesium and Alloys 2023年第2期11卷 607-613页

作者： Yuling Xu Yuanding Huang Yuye Wang Weiming Gan Shiwei Wang emad Maawad Norbert Schell Norbert Hort Chongqing Academy of Science and Technology Chongqing 401123China Institute of Materials Research Helmholtz-Zentrum GeesthachtGeesthacht 21502Germany Shanghai Spaceflight Precision Machinery Institute Shanghai 201600China

In this study,the texture evolutions of two Mg materials during tension are ***-situ X-ray synchrotron and Visco-Plastic SelfConsistent(VPSC) modeling are employed to investigate the different deformation modes between pure Mg and Mg-15Gd(wt.%) *** two materials with a strong extrusion texture show large different slip/twinning activity behaviors during tensile *** basal(a) slip has the highest contribution to the initial stage of plastic deformation for pure *** the subsequent plastic deformation,the prismatic slip is dominant due to the strong ED//(100) fiber *** contrast,the deformation behavior of Mg-15Gd alloy is more *** and basal slip are dominant at the early stage of plastic deformation,but further deformation results in the increased activation of prismatic and pyramidal *** comparison to pure Mg,the ratios of the critical resolved shear stress(CRSS) between non-basal slip and basal slip of the Mg-15Gd alloy are much lower.

关键词： Mg alloy Texture Mechanical behavior In-situ investigation

The bioactive of four dietary sources phospholipids on heavy metal-induced skeletal muscle injury in zebrafish:A comparison of phospholipid profiles

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Food Bioscience 2022年第3期47卷 346-355页

作者： Zhangtie Wang emad Karrar Yandan Wang Ruijie Liu Ming Chang Xingguo Wang Synergetic Innovation Center of Food Safety and Nutrition State Key Laboratory of Food Science and TechnologyInternational Joint Research Laboratory for Lipid Nutrition and SafetySchool of Food Science and TechnologyJiangnan UniversityWuxi214122JiangsuChina

Phospholipids have been recognized as significant functional lipids related to nutrition,while they were complex and multiple,and their sources were *** functions of phospholipids in skeletal muscle were given serious attention;however,studies on dietary phospholipid profiles with functions on skeletal muscle were rarely ***,we analyzed phospholipid profiles of four kinds of dietary phospholipids(including yolk phospholipid,soybean phospholipid,perilla seed phospholipid and krill oil phospholipid)and compared their composition differences using *** emphasized significant differences in *** oil phospholipid rich inω-3 long-chain polyunsaturated fatty acids(ω-3 LCPUFAs)showed the most excellent effect in skeletal muscle *** with triglyceride-type lipid(fish oil),phospholipids had higher ***,as for a higher degree of unsaturation of phospholipid,they did not always perform better effects,which might be related to being more susceptible to suffering from oxidative ***,four representative phospholipids were analyzed and compared for their bioactive function in skeletal muscle,providing a reference for better understanding relationships between structures and functional applications of phospholipids.

关键词： Phospholipids Skeletal muscle UPLC-Q-TOF-MS Lipidomics Krill oil Zebrafish

The possible source of uranium mineralization in felsic volcanic rocks,Eastern Desert,Egypt of the Arabian-Nubian Shield:Constraints from whole-rock geochemistry and spectrometric prospection

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Acta Geochimica 2021年第5期40卷 819-845页

作者： Gehad.M.Saleh Bahaa.M.emad ibrahim.B.Abdel Kader Rania.M.Sakr Nuclear Materials Authority El MaadiP.O.Box 530CairoEgypt

The present work deals with the detailed geology,mineralogy,geochemistry,and spectrometric prospection of the felsic volcanic rocks at the Eastern Desert,Egypt of the Arabian-Nubian *** volcanic rocks are an essential source for rare earth elements(REEs)and uranium occurrences in this *** are compositionally uniform with tholeiitic to calc-alkaline affinities,peraluminous and belong to the series of rhyolite with high-K *** exhibit more enrichment in high field strength elements(HFSE,***,Ta,Nd,Th,and U)and large-ion lithophile elements(LILE,*** and Rb)compared to the country rocks of the studied area,with REE ranging from 188.20 to 442.70 ppm and strong depletion in Ti,Sr,P with deep negative Eu *** felsic volcanic rocks were mostly generated from the partial melting of quartz-amphibolite facies accreted during the *** oddities of Zr-U-Th for the felsic volcanic rocks determine the involvement of crustal *** volcanic rocks are found in A-type suites of magma and represent highly fractionated rocks derived from rhyolitic magma,with insignificant interaction with continental crust in the low-pressure environment and during fractional *** volcanic rocks have higher values of radioactivity in which eU range from 0.5 to 121 ppm and eTh from 1.0 to 415.10 *** high values of eU and eTh can be ascribed to the mineralization of uranium and the presence of accessory minerals of radiogenic nature such as uranophane,uranothorite,zircon,and *** is considered as the mineral with most enriched uranium contents in the studied felsic volcanic rocks in which(UO2=87.30 wt%).Also,they are enriched with REE-bearing accessory minerals comprising allanite,titanite,and *** geological investigations of the felsic volcanic rocks in the studied areas are inappropriate to clear the feasible economic potentialities of rare earth elements and U occurrences;itemized and invaluable

关键词： Felsic volcanic rocks Geochemistry REE Uranium mineralization Egypt Arabian-Nubian Shield

A New Intelligent Approach for Deaf/Dumb People based on Deep Learning

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Computers, Materials & Continua 2022年第9期72卷 6045-6060页

作者： Haitham Elwahsh Ahmed Elkhouly emad Abouel Nasr Ali K.Kamrani Engy El-shafeiy Computer Science Department Faculty of Computers and InformationKafrelsheikh UniversityKafrelsheikhEgypt Industrial Engineering Department College of EngineeringKing Saud UniversityRiyadh 11421Saudi Arabia Industrial Engineering Department College of EngineeringUniversity of HoustonHoustonTX 77204-4008USA Department of Computer Science Faculty of Computers and Artificial IntelligenceUniversity of Sadat CitySadat CityEgypt

People who are deaf or have difficulty speaking use sign language,which consists of hand gestures with particular motions that symbolize the“language”they are communicating.A gesture in a sign language is a particular movement of the hands with a specific shape from the fingers and whole *** this paper,we present an Intelligent for Deaf/Dumb People approach in real time based on Deep Learning using Gloves(IDLG).The approach IDLG offers scientific contributions based deep-learning,a multimode command techniques,real-time,and effective use,and high accuracy *** this purpose,smart gloves working in real time were *** data obtained from the gloves was processed using deep-learning-based approaches and classified multi-mode commands that allow dumb people to speak with regular people via their smart ***,the glove has five flex sensors and an accelerometer using to achieve Low-Cost Control *** flex sensor generates a proportional change in resistance for each individual *** processing of these hand gestures is in Atmega32A Microcontroller which is an advance version of the microcontroller and the lab view *** compares the input signal to memory-stored specified voltage *** performance of the IDLG approach was verified on a dataset created using different hand gestures from 20 different *** the test using the IDLG approach on 10,000 data points,process time performance of milliseconds was achieved with 97%accuracy.

关键词： Deep learning flex sensor labview Atmega32A low-cost control system accelerometer intelligent glove

Antimicrobial activities of three seaweeds extract against some human viral and bacterial pathogens

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BIOCELL 2022年第1期46卷 247-261页

作者： JELAN MOFEED MOHAMED DEYAB ABDELNASER MOHAMED MAHMOUD MOUSTAFA SALLY NEGM emad EL-BILAWY Faculty of Science King Salman International UniversitySinaiEgypt Faculty of Fish Resources Suez UniversitySuezEgypt Faculty of Science Damietta UniversityDamiettaEgypt Department of Biology College of ScienceKing Khalid UniversityAbha9004Saudi Arabia Department of Botany and Microbiology Faculty of ScienceSouth Valley UniversityQenaEgypt Life Sciences Department Faculty of Science and ArtKing Khalid UniversityMahayel Aseer 61421Saudi Arabia Unit of Food Bacteriology Central Laboratory of Food HygieneMinistry of HealthSharkia44516Egypt

Microbial infections cause complicated health influences along with bad economic *** the present investigation,three dominant seaweeds namely,Amphiroa anceps,Corallina officinalis and Sargassum filipendula were collected from different Egyptian sites at the Red Sea and Mediterranean Sea during autumn *** extracts of the three algae were screened for their antibacterial activity against three pathogenic bacteria Salmonella typhiimurium,Staphylococcus aureus and Escherichia coli,in addition to in vitro antiviral activity against Rotavirus(RV),and Coxsackie virus B3(CVB3)that cause severe diseases in *** extract of ***,*** and *** inhibit *** cells by 57.1%,85.7%,and 91.4%,*** highest level of concentration of the *** extract(100μg/mL)inhibits 100%of Staphylococcus aureus cells followed by *** and *** extract which inhibit 82.5%and 75%of ***,the highest concentration of *** extract inhibits *** by 80%.The extract of *** exhibited a high antiviral effect against RV infection with TI=22 and virus titers lessened by 2.75 log TCID_(50) followed by extractions of *** with TI=18.3 and virus titers reduced by 2.5 log TCID_(50).Against CVB3 infection,the extract of *** causes the highest antiviral activity with TI=15 and reduce the viral titers by 2.5 log TCID_(50),followed by extractions of *** with TI=8.8 and inhibition of virus titers by 1.75 log TCID_(50).Extract of *** displayed the lowest antiviral effects against RV and CVB3 infection with TI=2.4 and 1.4,*** obtained results clarified that the extract of three marine seaweeds maintains a potent antimicrobial activity,making them a future promising source of new antimicrobial drugs.

关键词： Seaweeds Antimicrobial Antibacterial Cytotoxicity Antiviral

Framework for a Computer-Aided Treatment Prediction (CATP) System for Breast Cancer

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Intelligent Automation & Soft Computing 2023年第6期36卷 3007-3028页

作者： emad Abd Al Rahman Nur Intan Raihana Ruhaiyem Majed Bouchahma Kamarul Imran Musa School of Computer Sciences Universiti Sains MalaysiaPenang11800Malaysia School of Computer Science Higher Colleges of TechnologyRAKUAE Department of Community Medicine School of Medical SciencesUniversiti Sains MalaysiaKubang KerianKelantan16150Malaysia

This study offers a framework for a breast cancer computer-aided treat-ment prediction(CATP)*** rising death rate among women due to breast cancer is a worldwide health concern that can only be addressed by early diagno-sis and frequent *** has been the most utilized breast ima-ging technique to *** have begun to use computer-aided detection and diagnosis(CAD)systems to improve the accuracy of breast cancer diagnosis by minimizing human *** the progress of artificial intelligence(AI)in the medical field,this study indicates that systems that can anticipate a treatment plan once a patient has been diagnosed with cancer are few and not widely *** such a system will assist clinicians in determining the optimal treatment plan and avoid exposing a patient to unnecessary hazardous treatment that wastes a significant amount of *** develop the prediction model,data from 336,525 patients from the SEER dataset were split into training(80%),and testing(20%)*** Trees,Random Forest,XGBoost,and CatBoost are utilized with feature importance to build the treatment prediction *** best overall Area Under the Curve(AUC)achieved was 0.91 using Random Forest on the SEER dataset.

关键词： Breastcancer machinelearning featureimportance featureselection treatment prediction SEER dataset computer-aided treatment prediction(CATP) clinical decision support system

Plant Disease Diagnosis and Image Classification Using Deep Learning

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Computers, Materials & Continua 2022年第5期71卷 2125-2140页

作者： Rahul Sharma Amar Singh Kavita N.Z.Jhanjhi Mehedi Masud emad Sami Jaha Sahil Verma School of Computer Applications Lovely Professional University Jalandhar144411India Department of Computer Science and Engineering Chandigarh UniversityMohaliIndia Department of Computer Science and Engineering Tailor’s UniversityMalaysia Department of Computer Science College of Computer and Information TechnologyTaif UniversityTaif21944Saudi Arabia Department of Computer Science Faculty of Computer and Information TechnologyKing Abdulaziz UniversityJeddah21589Saudi Arabia

Indian agriculture is striving to achieve sustainable intensification,the system aiming to increase agricultural yield per unit area without harming natural resources and the *** farming employs technology to improve *** and accurate analysis and diagnosis of plant disease is very helpful in reducing plant diseases and improving plant health and food crop *** disease experts are not available in remote areas thus there is a requirement of automatic low-cost,approachable and reliable solutions to identify the plant diseases without the laboratory inspection and expert’s *** learning-based computer vision techniques like Convolutional Neural Network(CNN)and traditional machine learning-based image classification approaches are being applied to identify plant *** this paper,the CNN model is proposed for the classification of rice and potato plant leaf *** leaves are diagnosed with bacterial blight,blast,brown spot and tungro *** leaf images are classified into three classes:healthy leaves,early blight and late blight *** leaf dataset with 5932 images and 1500 potato leaf images are used in the *** proposed CNN model was able to learn hidden patterns from the raw images and classify rice images with 99.58%accuracy and potato leaves with 97.66%*** results demonstrate that the proposed CNN model performed better when compared with other machine learning image classifiers such as Support Vector Machine(SVM),K-Nearest Neighbors(KNN),Decision Tree and Random Forest.

关键词： Plant diseases detection CNN image classification deep learning in agriculture

High-resolution coupling of stratigraphic'sweet-spot'lithofacies and petrophysical properties:A multiscale study of Ordovician Goldwyer Formation,Western Australia

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Petroleum Science 2023年第3期20卷 1312-1326页

作者： Yu-jie Yuan Reza Rezaee Jian-Wei Gu Song-Tao Wu emad A.Al-Khdheeawi Jun Wang Bin Pan School of Earth Sciences Yunnan UniversityKunmingYunnan650500China Western Australian School of Mines:Minerals Energy and Chemical EngineeringCurtin UniversityPerthWestern AustraliaAustralia School of Petroleum Engineering China University of Petroleum(East China)QingdaoShandong266580China Research Institute of Petroleum Exploration and Development CNPCBeijing100083China National Energy of Tight Oil and Gas R&D Center Bejing100083China Petroleum Technology Department University of Technology-IraqBaghdad10066Iraq School of Civil and Resource Engineering University of Science and Technology BeijingNo.30Xueyuan RoadBeijing10083China State Key Laboratory of Coal Mine Disaster Dynamics and Control Chongqing UniversityChongqing400044China

The identification of stratigraphic'sweet-spot'interval is significant in oil and gas formation ***,formation evaluation in macroscopic-scale merely provides low resolution and limited infor-mation,thus may lead to uncertainties in resource *** accurately identify the'sweet-spot'intervals amongst heterogeneous lithofacies,we conducted a very high-resolution and quantitative analysis from in-situ macroscopic scale to laboratory microscopic scale on the Goldwyer formation of Canning Basin,Western *** comprehensive advanced well logging and slim-compact micro imager(SCMI)technologies were synthetically applied in couple with the laboratory nanoscaled *** results unveiled an extraordinarily large lithofacies heterogeneity between different rock intervals,with distinguished features shown in Goldwyer Ⅰ,Ⅱ,and Ⅲ *** most favorable lithofacies is recognized as the laminated argillaceous thermally-matured organic matter(OM)-rich mudstone,which is widely developed in Goldwyer Ⅲ as the major attributor to'sweet-spot'*** Ⅱ is exclusively characterized by thick mudstone intervals(94.4%),interbedded with thin calcareous mudstones(5.5%),corresponding to a depositional environment of low-energy distal section of the outer ramp ***,the most favorable lithofacies in'sweet-spot'intervals develop numerous OM-/mineral nanopores for hydrocarbon ***-rich lithofacies develops abundant inter-particle pores from 2 to 17 nm that mainly contribute to pore volume for free gas storage ***-rich lithofacies with higher maturity have OM-pores with good connectivity,bearing large specific surface area that is beneficial for adsorbed gas capacity.

关键词： Shale Nanopore structure Pore characterization Lithofacies

Theoretical-period characteristics of frame buildings designed under variable levels of seismicity and allowable-drift

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Earthquake Engineering and Engineering Vibration 2020年第3期19卷 669-681页

作者： Hamdy Abou-Elfath emad Elhout Structural Engineering Department Faculty of EngineeringAlexandria UniversityAlexandria 21544Egypt Higher Institute of Engineering and Technology King-MarriottAlexandriaEgypt

Period equations provided by seismic codes are generally derived by calibration with recorded period data of buildings located in high seismicity *** period-equations do not account for either the design level of seismicity or the permissible limit of lateral *** designed under high level of seismicity are expected to display higher stiffness and shorter periods than buildings designed under low-to-medium seismicity *** addition,buildings designed with high level of permissible lateral-drift are expected to display lower stiffness and longer periods than buildings designed with low level of permissible *** this study,the theoretical fundamental-periods of an ensemble of regular reinforced concrete(RC)and steel moment-resisting frame(MRF)buildings having 3-,6-,9-and 12-stories and designed with various levels of seismicity and permissible lateral-drift are *** obtained outcome indicates the sensitivity of the MRF theoretical-periods to the design seismicity and the permissible *** results also indicate the need for modifying the current period equations to realistically account for the variations in the design seismicity and allowable lateral-drift of MRF buildings.

关键词： concrete frame stiffness