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Multifunctional, Sustainable, and Biological Non-Ureolytic Self-Healing Systems for Cement-Based Materials

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Engineering 2022年第6期8卷 217-237页

作者： Mohammad Fahimizadeh Pooria Pasbakhsh lee Sui Mae Joash Ban lee Tan r.K.Singh raman School of Engineering Monash University MalaysiaBandar Sunway 47500Malaysia School of Science Monash University MalaysiaBandar Sunway 47500Malaysia Tropical Medicine and Biology Multidisciplinary Platform Monash University MalaysiaBandar Sunway 47500Malaysia Department of Chemical Engineering&Department of Mechanical and Aerospace Engineering Monash UniversityClaytonVIC 3168Australia

Microbially induced calcium carbonate(CaCO_(3))precipitation(MICP)has been investigated as a sustain-able alternative to conventional concrete remediation methods for improving the mechanical properties and durability of concrete *** date,urea-dependent MICP is the most widely employed MICP pathway in biological self-healing concrete research as its use has resulted in efficient CaCO_(3) precipita-tion ***_(3) is a byproduct of ureolysis,and can be hazardous to cementitious structures and the health of various ***,non-ureolytic bacterial concrete self-healing systems have been developed as eco-friendly alternatives to urea-dependent self-healing ***-ureolytic pathways can improve the physical properties of concrete samples and incorporate the use of waste materials;they have the potential to be cost-effective and ***,they can be applied in terrestrial and marine *** date,research on non-ureolytic concrete self-healing systems has been scarce compared to that on ureolytic *** article discusses the advances and challenges in non-ureolytic bacterial concrete self-healing studies and highlights the directions for future research.

关键词： Self-healing concrete Mechanical properties Durability Non-ureolytic pathways Cement composite Sustainability

Visit-to-visit glycated hemoglobin A1c variability in adults with type 2 diabetes: a systematic review and meta-analysis

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Chinese Medical Journal 2022年第19期135卷 2294-2300页

作者： Furong Qu Qingyang Shi Yang Wang Yanjao Shen Kaixin Zhou Ewan r.Pearson Sheyu li Department of Endocrinology and Metabolism West China HospitalSichuan UniversityChengduSichuan 610041China Department of Guideline and rapid recommendation Chinese Evidence-Based Medicine CenterCochrane China Center and MAGIC China CenterWest China HospitalSichuan UniversityChengduSichuan 610041China School of life Science University of Chinese Academy of ScienceBejing 100101China Divson of Population Health and Genomics Ninewells Hospital and School of MedicineUniversity of DundeeDundee DD19SYScotlandUnited Kingdom.

Background:Current practice uses the latest measure of glycated hemoglobin(HbAlc)to facilitate clinical *** have demonstrated that HbAlc variability links the risk of death and complications of ***,the role of HbAlc variability is unclear in clinical *** systematic review summarized the evidence of visit-to-visit HbAlc variability regarding different metrics in micro-and macro-vascular complications and death in people with type 2 ***:We searched PubMed,EMBASE(via OVID),and Cochrane Central register(CENTrAl,via OVID)for studies investigating the association between HbAlc variability and adverse outcomes in patients with type 2 diabetes and performed random-effects meta-analysis stratified by HbAlc variability metrics in terms of standard deviation(SD),coefficient of variation(CV),and HbAlc variability score(HVS).results:In people with type 2 diabetes,the highest quantile of all three HbAlc variability metrics(HbAlc-standard deviation[HbAlc-SD],HbAlc-coefficient of variance[HbAlc-CV],and HVS)is associated with increased risks of all-cause mortality,cardiovascular events,progression to chronic kidney disease,amputation,and peripheral *** example,the hazard ratio of HbAlc-SD on all-cause mortality was 1.89 with 95%confidence interval(95%CI)1.46–2.45(HbAlc-CV 1.47,95%CI 1.26-1.72;HVS 1.67,95%CI 1.34–2.09).Conclusions:High HbAlc variability leads to micro-and macro-vascular complications of type 2 diabetes and related *** with type 2 diabetes and high HbAlc variability need additional attention and care for the potential adverse outcomes.

关键词： Visit-to-visit HbAlc variability Type 2 diabetes Macrovascular complications All-cause mortality Glycated hemoglobin

Secured Cyber Security Algorithm for Healthcare System Using Blockchain Technology

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Intelligent Automation & Soft Computing 2023年第2期35卷 1889-1906页

作者： D.Doreen Hephzibah Miriam Deepak Dahiya Nitin C.r.rene robin Computational Intelligence research Foundation(CIrF) Chennai600023TamilnaduIndia College of Computer and Information Sciences Majmaah UniversityMajmaah11952Saudi Arabia Department of Electrical Engineering and Computer Science College of Engineering and Applied ScienceUniversity of CincinnatiCincinnati45221OHUnited States Department of Computer Science and Engineering Sri Sairam Engineering CollegeChennai600044TamilnaduIndia

Blockchain technology is critical in cyber *** most recent cryptographic strategies may be hacked as efforts are made to build massive elec-tronic *** of the ethical and legal implications of a patient’s medical data,cyber security is a critical and challenging problem in *** image secrecy is highly vulnerable to various types of *** a result,designing a cyber security model for healthcare applications necessitates extra caution in terms of data *** resolve this issue,this paper proposes a lionized Golden Eagle based Homomorphic Elapid Security(lGE-HES)algorithm for the cybersecurity of blockchain in healthcare *** blockchain algorithm preserves the security of the medical image by performing hash *** execution of this research is carried out by MATlAB *** suggested fra-mework was tested utilizing Computed Tumor(CT)pictures and MrI image data-sets,and the simulation results revealed the proposed model’s profound *** the simulation,94.9%of malicious communications were recognized and identiﬁed effectively,according to the total outcomes *** suggested model’s performance is also compared to that of standard approaches in terms of root Mean Square Error(rMSE),Peak Signal to Noise ratio(PSNr),Mean Square Error(MSE),time complexity,and other factors.

关键词： Healthcare system cybersecurity security data sharing blockchain

Melting of hydrous pyroxenites with alkali amphiboles in the continental mantle:*** relations and major element compositions of melts

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Geoscience Frontiers 2022年第4期13卷 48-74页

作者： Stephen F.Foley Isra S.Ezad Sieger r.van der laan Maik Pertermann School of Natural Sciences Macquarie UniversityNorth RydeNew South Wales 2109Australia research School of Earth Sciences Australian National UniversityCanberraACT 2601Australia Tata Steel Europe Research and DevelopmentIjmuidenThe Netherlands Coos Bay OregonUSA

Melting experiments on ultramafic rocks rich in the hydrous minerals phlogopite or phlogopite+K-rich terite,some including 5%of accessory phases,have been conducted at 15 and 50 *** assemblages represent probable source components that contribute to melts in cratonic regions,but whose melt compositions are poorly known.A main series of starting compositions based on MArID xenoliths consisted of a third each of clinopyroxene(CPX),phlogopite(PHl)and K-richterite(Kr)with or without 5%ilmenite,rutile or *** experiments were run without Kr and with higher proportions of accessory *** traps were used at near-solidus temperatures to facilitate accurate analysis of wellquenched melts,for which reversal experiments demonstrate *** show that Kr melts rapidly and completely within 50°C of the solidus,so that melts reflect the composition of the amphibole and its melting *** have high SiO_(2) and especially K_(2)O but low CaO and Al_(2)O_(3) relative to basaltic melts produced from peridotites at similar *** have no counterparts amongst natural rocks,but most closely resemble leucite lamproites at 15 *** and PHl melt incongruently to form olivine(Ol)and CPX at 15 kbar,promoting SiO2 contents of the melt,whereas orthopyroxene OPX is increasingly stable at lower lithosphere pressures,leading to an increase in Mg O and decrease in SiO_(2) in melts,which resemble olivine *** of mica pyroxenites without Kr are richer in CaO and Al_(2)O_(3) and do not resemble *** experiments show that low CaO and Al_(2)O_(3) in igneous rocks is not necessarily a sign of a depleted peridotite *** phases produce melts exceptionally rich in P_(2)O_(5) or TiO_(2) depending on the phases present and are unlike any melts seen at the Earth’s surface,but may be important agents of metasomatism seen in *** addition of the 5%accessory phases ilmenite,rutile or apatite result in melting temper

关键词： Hydrous pyroxenite Experimental petrology Mantle melts Phlogopite lamproite Mantle metasomatism

The type of lipid supplement has crucial implications for forage particle size in calf starter diets

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Journal of Animal Science and Biotechnology 2023年第6期14卷 2525-2538页

作者： Pedram Panahiha Hamidreza Mirzaei‑Alamouti Mehdi Kazemi‑Bonchenari Mehdi Poorhamdollah Mina Vazirigohar Jorg r.Aschenbach Department of Animal Science University of ZanjanZanjan 45371‑38791Iran. Department of Animal Science Faculty of Agriculture and Natural ResourcesArak UniversityArak 38156‑8‑8349Iran. Department of Animal Science College of Agriculture and Natural ResourcesUniversity of TehranKaraj 31587‑11167Iran. Zist Dam Group University of Zanjan Incubator CenterZanjan 45371‑38791Iran. Institute of Veterinary Physiology Freie Universitat BerlinOertzenweg 19B14163 BerlinGermany.

Background Forage inclusion in starters of young dairy calves has become an acceptable strategy in the last *** compensate for the lower energy provided by forage,concurrent lipid supplementation can be ***-ever,ruminal microbial activity and forage digestibility may be decreased by lipid *** hypothesized that the composite effect of forage and lipid supplements may be dependent on forage particle size and the type of lipid ***,we evaluated the effect of long(lP;geometric mean,4.97 mm)*** alfalfa hay particle sizes(SP;geometric mean,1.26 mm)with either soybean oil(SBO)or palm fatty acids(PlF)as lipid source in a 2×2 factorial design with treatments SP-SBO,SP-PlF,lP-SBO,and ***(n=13 with 6 males and 7 females each)were offered to Holstein calves(3 days old)with equal amounts of lipid(25 g/kg DM)through-out the experimental *** milk offering scheme(d 1 to 53)was equal for all *** collection continued until 20 d *** Interaction between forage particle size and lipid supplement was significant for the following readouts:the highest and lowest starter intakes during the pre-weaning period occurred in lP-PlF and lP-SBO,*** was associated with similarly contrasting changes in average daily gain(ADG)during the post-weaning period,body weight at the end of experiment,withers height,digestibility of organic matter and neutral detergent fiber,and blood serum concentrations of glucose,beta-hydroxybutyrate,and insulin during the pre-weaning ***-ing both pre-and post-weaning periods,the highest and lowest urinary excretion of allantoin and total purine deriva-tives,representing microbial protein synthesis,were observed in lP-PlF and lP-SBO,respectively,indicating that those diets were most and least favorable for rumen *** of forage particle size,supplemental SBO *** increased serum malondialdehyde as an oxidative stress indicator across p

关键词： Forage particle size lipid supplement Oxidative stress ruminal functional development

Face Attribute Convolutional Neural Network System for Data Security with Improved Crypto Biometrics

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Computer Systems Science & Engineering 2023年第6期45卷 2351-2362页

作者： S.Aanjanadevi S.Aanjankumar K.r.ramela V.Palanisamy Department of Computer Applications Alagappa UniversityKaraikudi630003TamilnaduIndia Department of Computer Science and Engineering Sri Raaja Raajan College of Engineering and TechnologyAmaravathipudur630301TamilnaduIndia Department of Electrical and Electronics Engineering Ultra College of Engineering and TechnologyMadurai625020TamilnaduIndia

Due to the enormous usage of the internet for transmission of data over a network,security and authenticity become major *** challenges encountered in biometric system are the misuse of enrolled biometric templates stored in database *** describe these issues various algorithms are implemented to deliver better protection to biometric traits such as physical(Face,fingerprint,Ear etc.)and behavioural(Gesture,Voice,tying etc.)by means of matching and verification *** this work,biometric security system with fuzzy extractor and convolutional neural networks using face attribute is proposed which provides different choices for supporting cryptographic processes to the confidential *** proposed system not only offers security but also enhances the system execution by discrepancy conservation of binary *** Face Attribute Convolutional Neural Network(FACNN)is used to generate binary codes from nodal points which act as a key to encrypt and decrypt the entire data for further *** Artificial Intelligence(AI)into the proposed system,automatically upgrades and replaces the previously stored biometric template after certain time period to reduce the risk of ageing difference while *** codes generated from face templates are used not only for cryptographic approach is also used for biometric process of enrolment and *** main face data sets are taken into the evaluation to attain system performance by improving the efficiency of matching performance to verify *** system enhances the system performance by 8%matching and verification and minimizes the False Acceptance rate(FAr),False rejection rate(Frr)and Equal Error rate(EEr)by 6 times and increases the data privacy through the biometric cryptosystem by 98.2%while compared to other work.

关键词： FACNN biometric cryptography AI FAr Frr EEr

Changes in physical activity,sedentary behavior,and self-reported cognitive function in cancer survivors before and during the COVID-19 pandemic:A cross-sectional study

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Journal of Sport and Health Science 2023年第6期12卷 653-663页

作者： linda Trinh Allyson Tabaczynski Denise Bastas Alyssa r.Neville M.lauren Voss Alexis Whitehorn Faculty of Kinesiology&Physical Education University of TorontoTorontoOT M5S 2W6Canada

Background Physical activity(PA)and reductions in sedentary behavior(SED)may mitigate cancer-related cognitive *** purpose of this study was to examine(a)the associations between changes in PA,SED,and cognitive function in cancer survivors before and during the coronavirus disease 2019(COVID-19)pandemic;and(b)clinical subgroups that moderate this *** A cross-sectional survey was administered online to adult cancer survivors globally between July and November of *** was a secondary analysis of a cross-sectional survey examining changes in self-reported PA and quality of life in cancer survivors before and during the COVID-19 ***-reported Questionnaires assessed moderate-to-vigorous PA(MVPA)using the modified Godin leisure Time Exercise Questionnaire,cognitive function using the Functional Assessment of Cancer Therapy-Cognitive Function(FACT-Cog)scale,and SED using the Domain-specific Sitting Time *** survivors were classified into no change in behavior,desirable change(i.e.,increase MVPA to meet PA guidelines or decrease SED by≥60 min/day),and undesirable change(i.e.,decrease MVPA tor increase SED by≥60 min/day).Analysis of covariance examined differences in FACT-Cog scores across the activity change *** contrasts compared differences in FACT-Cog scores between cancer survivors with(a)no meaningful change *** change,and(b)a desirable change *** undesirable *** There were no significant differences in FACT-Cog scores across activity-change categories in the full sample of cancer survivors(n=371;age=48.6±15.3 years(mean±SD)).However,cancer survivors who were diagnosed≥5 years ago(t(160)=–2.15,p=0.03)or who received treatment≥5 years ago(t(102)=–2.23,p=0.03)and who had a desirable change in activity reported better perceived cognitive abilities than those who had an undesirable *** PA promotion efforts should consider reducing SED in addition to mainta

关键词： Cancer-related cognitive impairment Cancer survivorship Exercise Sedentary time

Tensile and cyclic deformation response of friction-stir-welded dissimilar aluminum alloy joints:Strain localization effect

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Journal of Materials Science & Technology 2021年第14期73卷 91-100页

作者： P.l.Niu W.Y.li D.l.Chen State Key laboratory of Solidification Processing Shaanxi Key Laboratory of Friction Welding TechnologiesNorthwestern Polytechnical UniversityXi'an710072.China Department of Mechanical and Industrial Engineering Ryerson University350 Victoria StreetTorontoOntarioM5B2K3Canada

Cyclic deformation behavior of friction-stir-welded dissimilar AA2024-T351 to AA7075-T65 aluminum alloy joints was evaluated via stepwise tests at different strain rates,along with transmission electron microscopy examinations to characterize the precipitates required to assess internal *** backscatter diffraction was employed to observe the inhomogeneous microstructures of the FSWed *** localization appeared in the heat affected zone(HAZ)of AA2024 *** cyclic deformation of 500 cycles at a total strain amplitude of 0.5%,the strength of the dissimilar joints resumed basically to that of AA2024 base *** the AA2024 HAZ was obviously hardened,which should be attributed to the introduced dislocations during cyclic deformation *** hardening capacity of the joints increased with decreasing strain rate.

关键词： Friction stir welding Dissimilar aluminum alloys Strain localization Cyclic hardening Slip irreversibility

Mobility Aware Zone-Based routing in Vehicle Ad hoc Networks Using Hybrid Metaheuristic Algorithm

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Intelligent Automation & Soft Computing 2023年第4期36卷 113-126页

作者： C.Nandagopal P.Siva Kumar r.rajalakshmi S.Anandamurugan M.Kumarasamy College of Engineering KarurTamilnaduIndia Kalasalingam Academy of research and Education KrishnankoilTamilnaduIndia ramco Institute of Technology RajapalayamTamilnaduIndia Kongu Engineering College ErodeTamilnaduIndia

Vehicle Ad hoc Networks(VANETs)have high mobility and a rando-mized connection structure,resulting in extremely dynamic *** challenges,such as frequent connection failures,sustainability,multi-hop data transfer,and data loss,affect the effectiveness of Transmission Control Protocols(TCP)on such wireless ad hoc *** avoid the problem,in this paper,mobility-aware zone-based routing in VANET is *** achieve this con-cept,in this paper hybrid optimization algorithm is *** hybrid algo-rithm is a combination of Ant colony optimization(ACO)and artiﬁcial bee colony optimization(ABC).The proposed hybrid algorithm is designed for the routing process which is transmitting the information from one place to *** optimal routing process is used to avoid trafﬁc and link ***ﬁtness function is designed based on link stability and residual *** validation of the proposed algorithm takes solution encoding,ﬁtness calculation,and updat-ing *** perform simulation experiments,NS2 simulator software is *** performance of the proposed approach is analyzed based on different metrics namely,delivery ratio,delay time,throughput,and *** effec-tiveness of the proposed method compared with different *** to other existing VANET algorithms,the hybrid algorithm has proven to be very efﬁcient in terms of packet delivery ratio and delay.

关键词： Vehicle ad hoc network transmission control protocol multi-hop data transmission ant colony optimization artiﬁcial bee colony optimization