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Enhancing environmental quality in the United States by linking biomass energy consumption and load capacity factor

Geoscience Frontiers 2023年第3期14卷 54-64页

作者： Ugur Korkut Pata Mustafa Tevfik Kartal Tomiwa Sunday Adebayo Sami ullah Faculty of Economics and Administrative Sciences Department of EconomicsOsmaniye Korkut Ata University80000 MerkezOsmaniyeTurkey Borsa_Istanbul Strategic Planning Financial Reportingand Investor Relations Directorate_IstanbulTurkey Department of Economics Faculty of Economics and Administrative SciencesCyprus International UniversityNicosiaMersin-10Turkey Research Center for Labor Economics and Human Resources Shandong UniversityWeihai 264209PR China

This study analyzes the impact of biomass energy,financial development,and economic growth on environmental quality using the novel Fourier autoregressive distributed lag(ARDL)approach on annual data for the period 1965–2018 in the United States(USA).The study analyzes the impact of related variables on the load capacity factor(LCF)as well as on indicators of environmental degradation such as carbon dioxide emissions and ecological *** LCF is one of the most comprehensive environmental indicators to date,encompassing both biocapacity and ecological *** this regard,this study contributes to the environmental economics literature by examining,for the first time,the impact of biomass energy on the *** results of the cointegration test show that there is only a long-run relationship between the LCF and the independent *** to the Fourier ARDL results,biomass energy improves the environmental quality,while financial development has no effect on the ***,the increase in per capita income reduces the ***,since the income elasticity is larger in the long run than in the short-run,the environmental Kuznets curve is ***,the United States government should encourage the use of biomass and investment in this form of energy.

关键词： Biomass energy Environmental quality EKC Fourier ARDL Load capacity factor USA

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Response of basement wall in tall buildings foundation under lateral loading

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Frontiers of Structural and Civil Engineering 2022年第11期16卷 1415-1423页

作者： Irfan JAMIL Irshad AHMAD Aqeel Ur REHMAN Aqib AHMED Ameer HAMZA Wali ullah Department of Civil Engineering University of Engineering and TechnologyPeshawar 25000Pakistan

With increasing population and limitation of availability of land,tall buildings supported on piled raft foundations are increasingly used in the modern *** increase the ratio of floor area to height,and to fulfill storage and parking facilities requirements,these tall buildings usually have more than one basement ***,during the foundation design,engineers have not considered the basement wall contribution to resisting lateral load induced by earthquake or wind and this can result in an uneconomical construction of *** this research work,an experimental study was performed on small-scale models,in order to study basement wall contribution,and the raft contribution including for piled raft foundations,to resisting lateral *** configurations of piles in 2×2,2×3,and 3×3 patterns were tested as a pile group,piled raft and piled raft with a basement *** show that when a basement wall is present,the lateral displacement decreases and the demand on each pile *** piled raft design can become more economical for tall buildings if the basement’s walls are taken into account.

关键词： basement wall lateral load displacement piled raft

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New smart home energy management systems based on inclining block-rate pricing scheme

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Clean Energy 2022年第3期6卷 503-511页

作者： Rasha Elazab Omar saif Amr M.A.Amin Metwally Mohamed Daowd Electrical Power and Machines Department Faculty of Engineering at Helwan UniversityCairoEgypt

There are wide applications of block-rate pricing schemes in many ***,there are no significant studies that apply this common tariff for smart home energy management *** this paper,a three-time-frame energy management scheme has been proposed for photovoltaic(PV)-powered grid-connected smart homes based on the well-known mixed-integer linear programming optimization *** paper provides three original and novel smart home energy management algorithms that depend on the most common residential tariff specifically in developing *** different management concepts have been studied for a typical Egyptian *** concepts of shifting load,vehicle-to-home and reducing air conditioning have been tested according to a commonly applied slab *** proposed scheme considers the home battery extending lifetime *** also preserves comfortable lifestyle limits for home users according to Arab housing climatic conditions and ***,the economic feasibility of integrated PV modules for the studied home has been verified according to the Egyptian *** proposed energy management scheme of PV-powered home reduces the electrical power bill significantly in a wide range from 61%to only 19%of the default case bill according to the applied management technique.

关键词： smart homes energy management system inclining block-rate tariff mixed linear integer programming

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Single-layered non-interleaved spin-insensitive metasurfaces for wavefront engineering

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Chinese Optics Letters 2023年第1期21卷 32-37页

作者： Ata Ur Rahman Khalid Naeem ullah 韩遇 Urooj Asghar 袁小聪冯甫 Nanophotonics Research Center Shenzhen Key Laboratory of Micro-Scale Optical Information Technology&Institute of Microscale OptoelectronicsShenzhen UniversityShenzhen 518000China College of Physics and Optoelectronics Engineering Shenzhen UniversityShenzhen 518000China Beijing Engineering Research Center for Mixed Reality and Advanced Display School of Optics and PhotonicsBeijing Institute of TechnologyBeijing 100081China Department of Physics Forman Christian College-UniversityLahore 54600Pakistan

Metasurfaces,two-dimensional(2D)or quasi-2D arrays of dielectric or metallic meta-atoms,offer a compact and novel platform to manipulate the amplitude,phase,and polarization of incoming wavefronts in a desired manner by engineering the geometry of *** polarization control,spin-insensitive metasurfaces have attracted significant attention due to the robustness of circular polarization against the beam misalignment and multi-path *** now,several efforts have been made to realize polarization-insensitive metasurfaces for circularly polarized(CP)wavefront manipulation;however,these metasurfaces only consider the cross-polarization channels and keep the co-polarization channels *** metasurfaces cannot be considered truly spin-insensitive,as one has to carefully choose the analyzer at ***,by combining the polarization-insensitive geometric phase and engineered propagation phase,we propose a spin-insensitive design principle based on metasurfaces that can perform identical functionality(on co-and crosspolarization channels)irrespective of the handedness of incident/transmitted *** a proof of concept,we design and numerically realize two types of spin-insensitive wavefront engineering devices:(1)spin-insensitive meta-hologram and(2)spin-insensitive beam deflector with power splitting *** proposed work is expected to open up new avenues for developing spin-independent metasurfaces-based devices.

关键词： metasurface spin-insensitivity meta-hologram beam splitter

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Mainstreaming Decentralization and Collaboration in Disaster Risk Management:Insights from Coastal Bangladesh

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International Journal of Disaster Risk Science 2023年第3期14卷 382-397页

作者： Mohammad Abdul Quader Amanat ullah Khan Md.Abdul Malak Matthieu Kervyn Department of Geography Earth System ScienceVrije Universiteit Brussel1050 BrusselsBelgium Department of Geography and Environment Jagannath UniversityDhaka 1100Bangladesh Department of Geography and Environment Dhaka UniversityDhaka 1000Bangladesh Department of Environmental Science Bangladesh University of ProfessionalsDhaka 1216Bangladesh

Bangladesh is renowned in disaster risk reduction(DRR)for active involvement of community people and local disaster management institutions in DRR *** study aimed to describe the disaster risk management(DRM)institutions and assess their functioning in six coastal unions across the three coastal zones of *** qualitative and quantitative research approaches were *** study focused on two key local institutions—the Union Disaster Management Committees(UDMCs)and the Cyclone Preparedness Program(CPP)—functioning at the union level in *** institutions have both horizontal and vertical collaborations with other ***,we argue that the UDMCs'external dependencies in their functioning indicate their limited financial and administrative autonomy,which is a barrier to successfully institutionalizing disaster *** results show that the CPP is the most successful program,markedly increasing the trust of the people in warning dissemination and evacuation efforts in the event of a *** the adoption of decentralized risk management systems has resulted in significant progress in increased rate of evacuation and reduced death rate and damage,lack of funding and equipment,limited coordination between institutions,lack of skilled and knowledgeable workforce,and inappropriate power structures may reduce the effectiveness of DRR activities prior to,during,and following disasters.

关键词： Coastal Bangladesh Cyclone preparedness program(CPP) Decentralization Disaster risk governance Institutional linkage Union disaster management committee(UDMC)

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Direct-acting antivirals sofosbuvir and daclatasvir attenuate carbon tetrachloride-induced liver fibrosis in mice

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Liver Research 2023年第1期7卷 71-81页

作者： Mayadah M.Abdelsalam Nageh El-Mahdy Sabry Abou-saif Department of Pharmacology and Toxicology Faculty of PharmacyTanta UniversityTantaEgypt Department of Tropical Medicine and Infectious Diseases Faculty of MedicineTanta UniversityTantaEgypt

Background and aim:Advanced liver fibrosis is a major risk for developing hepatocellular carcinoma(HCC)in chronic hepatitis C virus(HCV)***-acting antivirals(DAAs)which are used for treating HCV infection,produce more than 90%cure rate but do not seem to diminish the rate of occurrence or recurrence of *** study aimed to investigate the effect of DAAs sofosbuvir(SOF)and daclatasvir(DAC)on carbon tetrachloride(CCl4)-induced fibrotic changes in ***:Eighty adult male Swiss albino mice were randomly allocated into 8 groups(10 mice/group):normal control group,SOF group(receiving SOF 80 mg/kg body weight(BW),oral gavage,daily),DAC group(receiving DAC 30 mg/kg BW,oral gavage,daily),SOF t DAC group(receiving a combination of both,daily),CCl4 model group(receiving CCl42 mL/kg BW,intraperitoneal twice weekly)and three CCl4-intoxicated groups receiving either SOF or DAC or their *** CCl4 groups received CCl4 for 12 weeks followed by DAAs for another 12 ***:CCl4-induced a significant elevation of alanine aminotransferase(ALT)and aspartate aminotransferase(AST),and produced histopathological evidence of fibrosis and liver degeneration along with a significant increase(P0.001)of the proliferation markers(proliferating cell nuclear antigen(PCNA)and Ki-67),hepatic stellate cells(HSCs)activation markers(alpha-smooth muscle actin(a-SMA)and glial fibrillary acidic protein(GFAP)),fibrosis marker(matrix metalloproteinase-9(MMP-9))and proinflammatory cytokine(tumor necrosis factor-alpha(TNF-a)).CCl4-intoxicated mice treated with SOF,DAC,or their combination revealed a significant amelioration(P0.001)of CCl4-induced elevation of liver enzymes,fibrotic changes,and liver degeneration along with a significant attenuation(P0.001)of CCl4-induced upregulation of all tested *** effects of SOF,DAC,and their combination on liver enzymes were comparable while the effect of SOF t DAC combination on mitigating CCl4-induced upregulation of the

关键词： Direct-acting antivirals(DAAs) Sofosbuvir(SOF) Daclatasvir(DAC) Carbon tetrachloride(CCl4) Liver fibrosis Hepatocellular carcinoma(HCC)

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Active Learning Strategies for Textual Dataset-Automatic Labelling

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Computers, Materials & Continua 2023年第8期76卷 1409-1422页

作者： Sher Muhammad Daudpota saif Hassan Yazeed Alkhurayyif Abdullah Saleh Alqahtani Muhammad Haris Aziz Department of Computer Science Sukkur IBA UniversitySukkur65200Pakistan Al Quwayiyah College of Sciences and Humanities Shaqra UniversityShaqra15526Saudi Arabia Self-Development Skills Department Common First Year DeanshipKing Saud UniversityRiyadh12373Saudi Arabia STC’s Artificial Intelligence Chair Department of Information SystemsCollege of Computer and Information SciencesKing Saud UniversityRiyadh11451Saudi Arabia College of Engineering&Technology University of SargodhaSargodha40100Pakistan

The Internet revolution has resulted in abundant data from various sources,including social media,traditional media,*** the availability of data is no longer an issue,data labelling for exploiting it in supervised machine learning is still an expensive process and involves tedious human *** overall purpose of this study is to propose a strategy to automatically label the unlabeled textual data with the support of active learning in combination with deep *** specifically,this study assesses the performance of different active learning strategies in automatic labelling of the textual dataset at sentence and document *** achieve this objective,different experiments have been performed on the publicly available *** first set of experiments,we randomly choose a subset of instances from training dataset and train a deep neural network to assess performance on test *** the second set of experiments,we replace the random selection with different active learning strategies to choose a subset of the training dataset to train the same model and reassess its performance on test *** experimental results suggest that different active learning strategies yield performance improvement of 7% on document level datasets and 3%on sentence level datasets for auto labelling.

关键词： Active learning automatic labelling textual datasets

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Dates Fruit Recognition: From Classical Fusion to Deep Learning

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Computer Systems Science & Engineering 2022年第1期40卷 151-166页

作者： Khaled Marji Alresheedi Suliman Aladhadh Rehan ullah Khan Ali Mustafa Qamar Department of Computer Science College of ComputerQassim UniversityBuraydahSaudi Arabia Department of Information Technology College of ComputerQassim UniversityBuraydahSaudi Arabia Department of Computing School of Electrical Engineering and Computer Science(SEECS)National University of Sciences and Technology(NUST)IslamabadPakistan

There are over 200 different varieties of dates fruit in the ***,every single type has some very specific features that differ from the *** recent years,sorting,separating,and arranging in automated industries,in fruits businesses,and more specifically in dates businesses have inspired many research *** this regard,this paper focuses on the detection and recognition of dates using computer vision and machine *** experimental setup is based on the classical machine learning approach and the deep learning approach for nine classes of dates *** machine learning includes the Bayesian network,Support Vector Machine,Random Forest,and Multi-Layer Perceptron(MLP),while the Convolutional Neural Network is used for the deep learning *** feature set includes Color Layout features,Fuzzy Color and Texture Histogram,Gabor filtering,and the Pyramid Histogram of the Oriented *** fusion of various features is also extensively explored in this *** MLP achieves the highest detection performance with an F-measure of ***,deep learning shows better accuracy than the classical machine learning *** fact,deep learning got 2%more accurate results as compared to the MLP and the Random *** also show that classical machine learning could give increased classification performance which could get close to that provided by deep learning through the use of optimized tuning and a good feature set.

关键词： features Deep separating

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The Impact of Check Bits on the Performance of Bloom Filter

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Computers, Materials & Continua 2022年第12期73卷 6037-6046页

作者： Rehan ullah Khan Ali Mustafa Qamar Suliman A.Alsuhibany Mohammed Alsuhaibani Department of Information Technology College of ComputerQassim UniversityBuraydahSaudi Arabia Department of Computer Science College of ComputerQassim UniversityBuraydahSaudi Arabia

Bloom filter(BF)is a space-and-time efficient probabilistic technique that helps answermembership ***,BF faces several *** problems with traditional BF are generally ***,a large number of false positives can return wrong content when the data is ***,the large size of BF is a bottleneck in the speed of querying and thus uses large *** order to solve the above two issues,in this article,we propose the check bits *** the implementation perspective,in the check bits approach,before saving the content value in the BF,we obtain the binary representation of the content ***,we take some bits of the content value,we call these the check *** bits are stored in a separate array such that they point to the same location as the ***,the content value(data)is stored in the BF based on the hash function *** retrieval of data from BF,the reverse process of the steps ensures that even if the same hash functions output has been generated for the content,the check bits make sure that the retrieval does not depend on the hash output *** thus helps in the reduction of false *** the experimental evaluation,we are able to reduce more than 50%of false *** our proposed approach,the false positives can still occur,however,false positives can only occur if the hash functions and check bits generate the same value for a particular *** chances of such scenarios are less,therefore,we get a reduction of approximately more than 50%false positives in all *** believe that the proposed approach adds to the state of the art and opens new directions as such.

关键词： Bloom filter big data network processing optimization check bits

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Selective adsorption of liquid long-chainα-olefin/paraffin on Mg-MOF-74:Adsorption behavior and interaction mechanism

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Nano Research 2023年第1期16卷 1595-1605页

作者： Ruihan Yang Shafqat ullah Xiao Chen Junxiang Ma Yuan Gao Yujun Wang Guangsheng Luo State Key Lab of Chemical Engineering Department of Chemical EngineeringTsinghua UniversityBeijing 100084China Beijing Key Laboratory of Green Chemical Reaction Engineering and Technology Department of Chemical EngineeringTsinghua UniversityBeijing 100084China Lu’an Chemical Group Co. Ltd.Changzhi 046299China

The liquid products of Fischer–Tropsch synthesis with a high content of linearα-olefins can act as valuable raw materials for increasing high added-valueα-olefin production if the challenging separation of long-chainα-olefin/paraffin is *** separation is an efficient alternative to energy-intensive ***,the selective adsorption behavior and interaction mechanism of liquidα-olefin/paraffin on Mg metal–organic framework(MOF)-74 were investigated using a combination of batch adsorption experiments and molecular simulation ***-MOF-74 exhibited 301 and 333 mg/g olefin adsorption capacities for C6 and C8 linearα-olefins in binary olefin/paraffin mixtures,respectively,and was still unsaturated at high olefin *** adsorption isotherms were analyzed and compared with the simulated results by configurational-bias grand canonical Monte Carlo(CB-GCMC)*** visualized adsorption sites by CB-GCMC simulation indicated that all adsorbates were arranged in hexagonal shapes and preferentially adsorbed by the vertex of the hexagon,where the metal node magnesium is *** adsorption energies were−1.456 and−0.378 eV for C8 linearα-olefin and paraffin,respectively,calculated by density functional theory simulation based on the visualized adsorption *** charge transfer was analyzed,and the contributions of different kinds of interactions to the overall adsorption energy were quantified by principle orbital interaction analysis to further reveal the difference in adsorption energy betweenα-olefin/paraffin and *** work also provides a general means to investigate the liquid adsorption performance and host–guest interactions in the adsorption or catalytic processes of nanoporous materials.

关键词： linearα-olefin metal-organic frameworks liquid-phase adsorption molecular simulations principle orbital interaction

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