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Zinc-doped hydroxyapatite-zeolite/polycaprolactone composites coating on magnesium substrate for enhancing in-vitro corrosion and antibacterial performance

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Transactions of Nonferrous Metals Society of China 2020年第1期30卷 123-133页

作者： Nida iqbal saman iqbal Tanveer iqbal H.R.BAKHSHESHI-RAD Ahmed ALSAKKAF Ahmad KAMIL Mohammed Rafiq ABDUL KADIR Mohd Hasbullah IDRIS H.Balaji RAGHAV Biomedical Engineering Centre University of Engineering and TechnologyKala Shah Kaku(KSK)CampusLahorePakistan Department of Physics University of the PunjabQuaid-e-Azam CampusLaborePakistan Department of Chemical Polymer&Composite Material Engineering University of Engineering and TechnologyKala Shah Kaku(KSK)New CampusLahorePakistan Advanced Materials Research Center Department of Materials EngineeringNajafabad BranchIslamic Azad UniversityNajafabadIran School of Mechanical Engineering Faculty of EngineeringUniversiti Teknologi MalaysiaJohorMalaysia Kulliyyah of Science International Islamic University MalaysiaBandar Indera Mahkota CampusJalan Sultan Ahmad Shah25200 KuantanPahang Darul MakmurMalaysia School of Biomedical Engineering and Health Sciences Faculty of EngineeringUniversiti Teknologi MalaysiaJohorMalaysia Tissue Engineering Group(TEG) National Orthopaedic Centre of Excellence in Research and Learning(NOCERAL)Department of Orthopaedic SurgeryFaculty of MedicineUniversity of Malaya50603 Lembah PantaiKuala LumpurMalaysia

This work is focused on developing zinc-doped hydroxyapatite-zeolite(Zn HA-Zeo)and polycaprolactone(PCL)composite coatings on magnesium(Mg)substrate to improve the corrosion resistance and antimicrobial ***-coating technique was used to coat Zn HA-Zeo/PCL on the Mg substrate at room *** samples were subjected to field emission scanning electron microscopy(FESEM),X-ray diffraction(XRD),Fourier transform infrared(FTIR),energy dispersive X-ray spectroscopy(EDX)and antimicrobial *** demonstrated that composite coatings consist of HA,scholzite,zeolite,and PCL *** spectra indicated the presence of calcium(Ca),silicon(Si),aluminum(Al),zinc(Zn),phosphorus(P)and oxygen(O).The composite surface appeared in spherical-like microstructure on coating with thickness ranging 226-260μ***-doped HA-Zeo composite coating had a high corrosion resistance and provided sufficient protection to the Mg surface against galvanic *** Zn HA-Zeo coating samples exhibited superior disc inhibition by confirming antimicrobial activity against the *** as compared to HA-Zeo *** these results showed that the Zn HA-Zeo coatings not only improved the corrosion resistance,but also enhanced the antimicrobial property and hence they can be used as suitable candidates for implant applications.

关键词： biodegradable magnesium bioceramics coating corrosion resistance antimicrobial activity

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Construction of robust and durable Cu_(2)Se-V_(2)O_(5) nanosheet electrocatalyst for alkaline oxygen evolution reaction

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Frontiers of Chemical Science and Engineering 2024年第6期18卷 71-83页

作者： Tauseef Munawar Ambreen Bashir Khalid Mujasam Batoo saman Fatima Faisal Mukhtar Sajjad Hussain Sumaira Manzoor Muhammad Naeem Ashiq Shoukat Alim Khan Muammer Koc Faisal iqbal Institute of Physics The Islamia University of BahawalpurBahawalpur 63100Pakistan King Abdullah Institute for Nanotechnology King Saud UniversityRiyadh 11451Saudi Arabia Hybrid Materials Center(HMC) Sejong UniversitySeoul 05006Republic of Korea Department of Nanotechnology and Advanced Materials Engineering Sejong UniversitySeoul 05006Republic of Korea Institute of Chemical Sciences Bahauddin Zakariya UniversityMultan 60800Pakistan Division of Sustainable Development College of Science and EngineeringHamad Bin Khalifa UniversityQatar FoundationDoha 34110Qatar

Reducing the production costs of clean energy carriers such as hydrogen through scalable water electrolysis is a potential solution for advancing the hydrogen *** the various material candidates,our group demonstrated transition-metal-based materials with tunable electronic characteristics,various phases,and ***,electrochemical water oxidation using Cu_(2)Se-V_(2)O_(5) as a non-precious metallic electrocatalyst via a hydrothermal approach is *** water-splitting performance of all the fabricated electrocatalysts was evaluated after direct growth on a stainless-steel *** electrochemically tuned Cu_(2)Se-V_(2)O_(5) catalyst exhibited a reduced overpotential of 128 mV and provided a reduced Tafel slope of 57 mV·dec^(−1) to meet the maximum current density of 250 mA·cm^(−2).The optimized strategy for interfacial coupling of the fabricated Cu_(2)Se-V_(2)O_(5) catalyst resulted in a porous structure with accessible active sites,which enabled adsorption of the intermediates and afforded an effective charge transfer rate for promoting the oxygen evolution ***,the combined effect of the catalyst components provided long-term stability for over 110 h in an alkaline solution,which makes the catalyst promising for large-scale practical *** aforementioned advantages of the composite catalyst overcome the limitations of low conductivity,agglomeration,and poor stability of the pure catalysts(Cu2Se and V2O5).

关键词： oxygen evolution reaction Cu_(2)Se-V_(2)O_(5)composite nanosheets metal-diffused ions accessible adsorption sites

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A taxonomy of built asset information coupling

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Frontiers of Engineering Management 2024年第2期11卷 247-268页

作者： saman DAVARI Erik POIRIER Department of Construction Engineering Ecole de technologie superieureMontreal H3C 1K3Canada

The digital transformation of the built asset industry is moving toward closer integration of physical and digital assets and *** the framework of Cyber-Physical Systems(CPSs)and Digital Twins(DTs),an increasing number of studies focus on the technical aspects of CPS and ***,a unified framework describing the dimensions and characteristics essential for integrating lifecycle information remains *** leverage these concepts effectively,it is necessary to develop new frameworks to classify and put into relationship various components that comprise the lifecycle information integration of physical and digital assets and *** paper addresses these gaps by proposing a taxonomy of Built Asset Lifecycle Information Couples,which outlines the dimensions and characteristics crucial for the lifecycle information integration of built assets and *** proposed taxonomy contributes to the efforts aimed at organizing the knowledge domain of lifecycle information management in the built environment.

关键词： asset coupling taxonomy digitalization lifecycle information management built environment

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CRISPR,CAR-T,and NK:Current applications and future perspectives

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Genes & Diseases 2024年第4期11卷 246-257页

作者： Mohadeseh Khoshandam Hossein Soltaninejad Amir Ali Hamidieh saman Hosseinkhani Department of Reproductive Biology Academic Center for EducationCultureand Research(ACECR)Qom branch***Iran National Institute of Genetic Engineering and Biotechnology(NIGEB) Tehran 14965/161Iran Department of stem cells technology and Tissue Regeneration Faculty of Interdisciplinary Science and TechnologiesTarbiat Modares UniversityTehran 15614Iran Pediatric Cell Therapy and Gene Therapy Research Center GeneCell&Tissue Research InstituteTehran University of Medical SciencesTehran ***Iran Department of Biochemistry Faculty of Biological SciencesTarbiat Modares UniversityTehran 15614Iran

Chimeric antigen receptor T(CAR-T)cell therapy represents a breakthrough in personalized cancer *** this regard,synthetic receptors comprised of antigen recognition domains,signaling,and stimulatory domains are used to reprogram T-cells to target tum or cells and destroy *** the success of this approach in refractory B-cell malignancies,the optimal potency of CAR T-cell therapy for many other cancers,particularly solid tumors,has not been *** killer cells are powerful cytotoxic lymphocytes specialized in recognizing and dispensing the tumor cells in coordination with other anti-tumor immunity *** on these studies,many investigations are focused on the accurate designing of CAR T-cells with clustered regularly interspaced short palindromic repeats(CRISPR)/CRISPR-associated protein 9(Cas9)system or other novel gene editing tools that can induce hereditary changes with or without the presence of a double-stranded break into the *** methodologies can be specifically focused on negative controllers of T-cells,induce modifications to a particular gene,and produce reproducible,safe,and powerful allogeneic CAR T-cells for on-demand cancer *** improvement of the CRISPR/Cas9 innovation offers an adaptable and proficient gene-editing capability in activating different pathways to help natural killer cells interact with novel CARs to particularly target tumor *** achievements and future challenges of combining next-generation CRISPR-Cas9 gene editing tools to optimize CAR T-cell and natural killer cell treatment for future clinical trials toward the foundation of modern cancer treatments have been assessed inthis review.

关键词： Cancer CAR T-cell CRISPR Gene editing Immunotherapy NK cell

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Clinical applications of the CRISPR/Cas9 genome-editing system: Delivery options and challenges in precision medicine

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Genes & Diseases 2024年第1期11卷 268-282页

作者： Mohadeseh Khoshandam Hossein Soltaninejad Marziyeh Mousazadeh Amir Ali Hamidieh saman Hosseinkhani Department of Reproductive Biology Academic Center for EducationCultureand Research(ACECR)Qom BranchQom ***Iran National Institute of Genetic Engineering and Biotechnology(NIGEB) Tehran 14155-6463Iran Faculty of Interdisciplinary Science and Technology Tarbiat Modares UniversityTehran 14117-13116Iran Pediatric Cell and Gene Therapy Research Center GeneCell&Tissue Research InstituteTehran UniversityofMedical SciencesTehran14155-6559Iran Department of Nanobiotechnology Faculty of Biological SciencesTarbiat Modares UniversityTehran 14117-13116Iran Department of Biochemistry Faculty of Biological SciencesTarbiat Modares UniversityTehran 14117-13116Iran

CRISPR/Cas9 is an effective gene editing tool with broad applications for the pre-vention or treatment of numerous *** depends on CRiSPR(clustered regularly inter-spaced short palindromic repeats)as a bacterial immune system and plays as a gene editing *** to the higher specificity and efficiency of CRISPR/Cas9 compared to other editing ap-proaches,it has been broadly investigated to treat numerous hereditary and acquired ill-nesses,including cancers,hemolytic diseases,immunodeficiency disorders,cardiovascular diseases,visual maladies,neurodegenerative conditions,and a few X-linked ***/Cas9 system has been used to treat cancers through a variety of approaches,with sta-ble gene editing ***,the applications and clinical trials of CRisPR/Cas9 in various illnesses are *** to its high precision and efficiency,CRISPR/Cas9 strategies may treat gene-related illnesses by deleting,inserting,modifying,or blocking the expression of specific *** most challenging barrier to the in vivo use of CRISPR/Cas9 like off-target effects will be *** use of transfection vehicles for CRISPR/Cas9,including viral vectors(such as an Adeno-associated virus(AAV),and the development of non-viral vectors is also considered.

关键词： Clinical trials CRISPR/Cas9 Gene therapy Non-viral vectors Viral vectors

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A parsimonious Bayesian predictive model for forecasting new reported cases of West Nile disease

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Infectious Disease Modelling 2024年第4期9卷 1175-1197页

作者： saman Hosseini Lee W.Cohnstaedt John M.Humphreys Caterina Scoglio Department of Electrical and Computer Engineering Kansas State UniversityManhattanKSUSA Foreign Arthropod-Borne Animal Diseases Research Unit National Bio-and Agro-defense Facility USDA ARSManhattanKSUSA Foreign Animal Disease Research Unit National Bio-and Agro-defense FacilityUSDA ARSManhattanKSUSA

Upon researching predictive models related toWest Nile virus disease,it is discovered that there are numerous parameters and extensive information in most models,thus contributing to unnecessary *** challenge frequently encountered is the lead time,which refers to the period for which predictions are made and often is too *** paper addresses these issues by introducing a parsimonious method based on ICC curves,offering a logistic distribution model derived from the vector-borne SEIR *** existing models relying on diverse environmental data,our approach exclusively utilizes historical and present infected human cases(number of new cases).With a yearlong lead time,the predictions extend throughout the 12 months,gaining precision as new data *** conditions are derived to minimize Bayesian loss,enhancing predictive *** construct a Bayesian forecasting probability density function using carefully selected prior *** these functions,we predict monthspecific infections nationwide,rigorously evaluating accuracy with probabilistic ***,HPD credible intervals at 90%,95%,and 99%levels is *** assessment is conducted for HPD intervals,measuring the proportion of intervals that does not include actual reported cases for 2020e2022.

关键词： West nile virus ICC curve Bayesian model Logistic distribution HPD credible interval

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Performance improvement in stepped solar still modified by sponge layer

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Journal of Central South University 2024年第6期31卷 1973-1982页

作者： Mahtab TARAHOMI saman RASHIDI Faramarz HORMOZI Shahabeddin ASHTIANI Department of Chemical Petroleumand Gas EngineeringSemnan UniversitySemnanIran Department of Energy Faculty of New Sciences and TechnologiesSemnan UniversitySemnanIran

In this paper,the experimental investigation on the performance improvement of conventional stepped solar still is *** steps are covered by the porous material to improve the performance of the conventional device and increase the evaporation *** the parameters,including the temperature on the glass surface,the water temperature inside the evaporation zone,and the amount of water produced in both conventional and modified stepped solar stills are measured and *** efficiency of two devices and their exergy efficiency have been ***,the economic analysis of both devices has been done to check the economic feasibility of the modified *** amount of freshwater generated during one day was 2244.4 and 3076.2 mL/m^(2),respectively for the conventional and modified stepped solar *** a result,the amount of water produced in one day by modified stepped solar still is 35.5% more than the conventional ***,the costs for the conventional and modified stepped solar stills have been calculated as 0.0359 and 0.029$/(L·m^(-2)),respectively.

关键词： stepped solar still black sponge efficiency exergy economic analysis

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Chronic effects of stretching on range of motion with consideration of potential moderating variables:A systematic review with meta-analysis

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Journal of Sport and Health Science 2024年第2期13卷 186-194页

作者： Andreas Konrad Shahab Alizadeh Abdolhamid Daneshjoo saman Hadjizadeh Anvar Andrew Graham Ali Zahiri Reza Goudini Chris Edwards Carina Scharf David George Behm Institute of Human Movement Science Sport and HealthGraz UniversityGraz A-8010Austria School of Human Kinetics and Recreation Memorial University of NewfoundlandSt.John’sNL A1C 5S7Canada Department of Sport Injuries and Corrective Exercises Faculty of Sport SciencesShahid Bahonar University of KermanKerman 76169-13439Iran

Background:It is well known that stretch training can induce prolonged increases in joint range of motion(ROM).However,to date more information is needed regarding which training variables might have greater influence on improvements in ***,the purpose of this metaanalysis was to investigate the effects of stretch training on ROM in healthy participants by considering potential moderating variables,such as stretching technique,intensity,duration,frequency,and muscles stretched,as well as sex-specific,age-specific,and/or trained state-specific adaptations to stretch ***:We searched through PubMed,Scopus,Web of Science,and SportDiscus to find eligible studies and,finally,assessed the results from 77 studies and 186 effect sizes by applying a random-effect ***,by applying a mixed-effect model,we performed the respective subgroup *** find potential relationships between stretch duration or age and effect sizes,we performed a ***:We found a significant overall effect,indicating that stretch training can increase ROM with a moderate effect compared to the controls(effect size=-1.002;Z=-12.074;95%confidence interval:-1.165 to-0.840;p<0.001;I^(2)=74.97).Subgroup analysis showed a significant difference between the stretching techniques(p=0.01)indicating that proprioceptive neuromuscular facilitation and static stretching produced greater ROM than did ballistic/dynamic ***,there was a significant effect between the sexes(p=0.04),indicating that females showed higher gains in ROM compared to ***,further moderating analysis showed no significant relation or ***:When the goal is to maximize ROM in the long term,proprioceptive neuromuscular facilitation or static stretching,rather than ballistic/dynamic stretching,should be *** to consider in future research as well as sports practice is that neither volume,intensity,nor frequency of stretching were

关键词： Flexibility Long-term stretching Stretch training

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An Innovative Approach Using TKN-Cryptology for Identifying the Replay Assault

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Computers, Materials & Continua 2024年第1期78卷 589-616页

作者： Syeda Wajiha Zahra Muhammad Nadeem Ali Arshad saman Riaz Muhammad Abu Bakr Ashit Kumar Dutta Zaid Alzaid Badr Almutairi Sultan Almotairi Department of Computer Science Alhamd Islamic UniversityIslamabad44000Pakistan Department of Computer Science and Technology University of Science and Technology BeijingBeijing100083China Department of Computer Science National University of TechnologyIslamabad44000Pakistan Department of Electrical Engineering National University of TechnologyIslamabad44000Pakistan Department of Computer Science and Information Systems College of Applied SciencesAlMaarefa UniversityRiyadh13713Saudi Arabia Department of Computer Science Faculty of Computer and Information SystemsIslamic University of MadinahMedinah42351Saudi Arabia Department of Information Technology College of Computer Sciences and Information Technology CollegeMajmaah UniversityAl-Majmaah11952Saudi Arabia Department of Natural and Applied Sciences Faculty of Community CollegeMajmaah UniversityMajmaah11952Saudi Arabia

Various organizations store data online rather than on physical *** the number of user’s data stored in cloud servers increases,the attack rate to access data from cloud servers also *** researchers worked on different algorithms to protect cloud data from replay *** of the papers used a technique that simultaneously detects a full-message and partial-message replay *** study presents the development of a TKN(Text,Key and Name)cryptographic algorithm aimed at protecting data from replay *** program employs distinct ways to encrypt plain text[P],a user-defined Key[K],and a Secret Code[N].The novelty of the TKN cryptographic algorithm is that the bit value of each text is linked to another value with the help of the proposed algorithm,and the length of the cipher text obtained is twice the length of the original *** the scenario that an attacker executes a replay attack on the cloud server,engages in cryptanalysis,or manipulates any data,it will result in automated modification of all associated values inside the *** mechanism has the benefit of enhancing the detectability of replay ***,the attacker cannot access data not included in any of the papers,regardless of how effective the attack strategy *** the end of paper,the proposed algorithm’s novelty will be compared with different algorithms,and it will be discussed how far the proposed algorithm is better than all other algorithms.

关键词： Replay attack malware message attack file encryption cryptology data security

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A review on the cooling of energy conversion and storage systems using thermoelectric modules

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Journal of Central South University 2024年第6期31卷 1998-2026页

作者： Amirreza IJADI Mehran Rajabi ZARGARABADI saman RASHIDI Amir Mohammad JADIDI Department of Energy Faculty of New Sciences and TechnologiesSemnan UniversitySemnanIran Faculty of Mechanical Engineering Semnan UniversityP.O.B.***SemnanIran

Exploitation of sustainable energy sources requires the use of unique conversion and storage systems,such as solar panels,batteries,fuel cells,and electronic *** load management of these energy conversion and storage systems is one of their challenges and *** this article,the thermal management of these systems using thermoelectric modules is *** results show that by choosing the right option to remove heat from the hot side of the thermoelectric modules,it will be a suitable local cooling,and the thermoelectric modules increase the power and lifespan of the system by reducing the spot *** modules were effective in reducing panel *** increase the time to reach a temperature above 50℃ in batteries by 3 to 4 ***,in their integration with fuel cells,they increase the power density of the fuel cell.

关键词： cooling photovoltaic lithium-ion batteries fuel cell electronic equipment thermoelectric modules

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