检索结果-南通市图书馆

Restless head syndrome:A retrospective study

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

World Journal of Methodology 2025年第1期15卷 51-59页

作者： Sanjay prakash Varoon Vadodaria Niraj Chawda Chetsi S Shah Anurag prakash Department of Neurology Smt.B.K.Shah Medical Institute and Research CentreSumandeep VidyapeethVadodara 391760GujarātIndia Department of Medicine Smt.B.K.Shah Medical Institute and Research CentreSumandeep VidyapeethVadodara 391760GujarātIndia Department of Medicine Parul Institute of Medical Sciences and Research CentreParul University WaghodiaVadodara 391760India

BACKGROUND Restless legs syndrome(RLS)is characterized by an urge to move with an unpleasant sensation in the lower *** typically affects the ***,it can also affect several other body regions,such as the arms,abdomen,face,neck,head,and genital *** are only a few reports of the RLS variant affecting the *** To assess the epidemiological,clinical,and other aspects of the RLS variant affecting the *** We conducted a retrospective study of 17 adult patients(>18 years)who met the RLS criteria and simultaneously experienced RLS-like symptoms in the *** The median age at which symptoms appeared was 41.6 *** and females were equally affected(1.1:1).All 17 patients had uncomfortable sensations in the lower *** or disturbed sleep was the most common comorbidity(n=16,88.2%).However,headache was the most common presenting or primary symptom(n=10,70.5%).Dizziness or an abnormal sensation in the head was the second most common presenting symptom(5 patients,29.4%).Other presenting features were leg pain,backache,and generalized body *** patients responded favorably to dopaminergic *** If RLS-related unpleasant sensations and pain are felt in the head,they may be misinterpreted as headache,dizziness,or psychosomatic *** and headaches in a subset of patients may be two phenotypic manifestations of the same disorder.

关键词： Restless legs syndrome Restless head syndrome Dopamine Headache Migraine Tension-type headache

Prediction of Shear Bond Strength of Asphalt Concrete Pavement Using Machine Learning Models and Grid Search Optimization Technique

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Computer Modeling in Engineering & Sciences 2025年第1期142卷 691-712页

作者： Quynh-Anh Thi Bui Dam Duc Nguyen Hiep Van Le Indra prakash Binh Thai Pham Civil Engineering Department University of Transport Technology54 Trieu KhucThanh XuanHanoi100000Vietnam DDG(R)Geological Survey of India Gandhinagar382010India

Determination of Shear Bond strength(SBS)at interlayer of double-layer asphalt concrete is crucial in flexible pavement *** study used three Machine Learning(ML)models,including K-Nearest Neighbors(KNN),Extra Trees(ET),and Light Gradient Boosting Machine(LGBM),to predict SBS based on easily determinable input ***,the Grid Search technique was employed for hyper-parameter tuning of the ML models,and cross-validation and learning curve analysis were used for training the *** models were built on a database of 240 experimental results and three input variables:temperature,normal pressure,and tack coat *** validation was performed using three statistical criteria:the coefficient of determination(R2),the Root Mean Square Error(RMSE),and the mean absolute error(MAE).Additionally,SHAP analysis was also used to validate the importance of the input variables in the prediction of the *** show that these models accurately predict SBS,with LGBM providing outstanding ***(Shapley Additive explanation)analysis for LGBM indicates that temperature is the most influential factor on ***,the proposed ML models can quickly and accurately predict SBS between two layers of asphalt concrete,serving practical applications in flexible pavement structure design.

关键词： Shear bond asphalt pavement grid search optimization machine learning

Landslide Susceptibility Mapping Using RBFN-Based Ensemble Machine Learning Models

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Computer Modeling in Engineering & Sciences 2025年第1期142卷 467-500页

作者： Landslide Susceptibility Mapping Using RBFN-Based Ensemble Machine Learning Models Duc-Dam Nguyen Nguyen Viet Tiep Quynh-Anh Thi Bui Hiep Van Le Indra prakash Romulus Costache Manish Pandey Binh Thai Pham Faculty of Civil Engineering University of Transport TechnologyThanh XuanHa Noi100000Vietnam Faculty of Hydraulic Engineering Hanoi University of Civil EngineeringHa Noi100000Vietnam DDG(R)Geological Survey of India Gandhinagar382010India Research Institute of the University of Bucharest Bucharest050663Romania National Institute of Hydrology and Water Management Bucharest013686Romania Department of Civil Engineering Transilvania University of BrasovBrasov500152Romania Danube Delta National Institute for Research and Development Tulcea820112Romania Marwadi University Research Center(MURC) Marwadi UniversityRajkotGujaratBharat360003India Department of Civil Engineering Faculty of Engineering&TechnologyMarwadi UniversityRajkotGujaratBharat360003India

This study was aimed to prepare landslide susceptibility maps for the Pithoragarh district in Uttarakhand,India,using advanced ensemble models that combined Radial Basis Function Networks(RBFN)with three ensemble learning techniques:DAGGING(DG),MULTIBOOST(MB),and ADABOOST(AB).This combination resulted in three distinct ensemble models:DG-RBFN,MB-RBFN,and ***,a traditional weighted method,Information Value(IV),and a benchmark machine learning(ML)model,Multilayer Perceptron Neural Network(MLP),were employed for comparison and *** models were developed using ten landslide conditioning factors,which included slope,aspect,elevation,curvature,land cover,geomorphology,overburden depth,lithology,distance to rivers and distance to *** factors were instrumental in predicting the output variable,which was the probability of landslide *** analysis of the models’performance indicated that the DG-RBFN model,with an Area Under ROC Curve(AUC)of 0.931,outperformed the other *** AB-RBFN model achieved an AUC of 0.929,the MB-RBFN model had an AUC of 0.913,and the MLP model recorded an AUC of *** results suggest that the advanced ensemble ML model DG-RBFN was more accurate than traditional statistical model,single MLP model,and other ensemble models in preparing trustworthy landslide susceptibility maps,thereby enhancing land use planning and decision-making.

关键词： Landslide susceptibility map spatial analysis ensemble modelling information values(IV)

Recent trends in extraction,identification and quantification methods of Centella asiatica phytochemicals with potential applications in food industry and therapeutic relevance:A review

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Food Bioscience 2022年第5期49卷 282-306页

作者： Soubhagya tripathy Deepak Kumar Verma Mamta Thakur Nishant Chakravorty Smita Singh Prem prakash Srivastav Agricultural and Food Engineering Department Indian Institute of Technology KharagpurKharagpur721302West BengalIndia Department of Food Technology School of SciencesITM UniversityGwalior474001Madhya PradeshIndia School of Medical Science and Technology Indian Institute of Technology Kharagpur721302West BengalIndia Department of Nutrition and Dietetics University Institute of Applied Health SciencesChandigarh UniversityChandigarh140413PunjabIndia

Centella asiatica,a pre-historically utilized medicinal herb that is well recognized as a traditional phytotherapeutic substance for treating a variety of ***,its phytochemicals use as a functional component in food and beverage has recently attracted the attentions of food researchers and *** possesses pharmacological value due to the presence of phytochemicals like flavonoids and terpenoids,mainly asiatic acid,asiaticoside,and *** role as a functional component in developing various processed food products and packaging films is continuously being *** improves the micronutrient profile and antioxidant potential of developed food products like noodles,chocolates,soups,pasta,***,comprehensive scientific validation based on clinical trials is inadequate,which impede the perception of health benefits and nutritional importance of *** rich food ***,there is a need to extensively examine the composition of *** active compounds in order to maximise its application in the food processing and preservation ***,the goal of this paper is to investigate into the existing information on the extraction,identification,and quantification of *** phytochemicals,as well as to explore their biological *** potential of *** for developing functional foods and beverages,as well as their processing and preservation to improve human health,is also highlighted.

关键词： Centella asiatica Asiatic acid Phytochemicals Extraction techniques Food applications Anti-cancerous activity Antidiabetic effect

A dysregulated calcium homeostasis as the earliest pathological sign in stem cell-derived Parkinson's disease neurons?

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Neural Regeneration Research 2024年第7期19卷 1421-1422页

作者： Nilima prakash Working Group Human Stem Cell Research Department Hamm 2Hamm-Lippstadt University of Applied SciencesHammGermany

Parkinson’s disease(PD) is characterized by the slow and progressive demise of dopamine(DA)-synthesizing neurons in the substantia nigra pars compacta(SNc),a nucleus located in the human ventral *** death also affects other regions in the brain at later stages of *** concomitant lack of DA in the human forebrain(striatum) leads to the typical motor symptoms of this still uncurable neurodegenerative disorder.

关键词： homeostasis dopamine death

Investigation of dense slurry suspensions with coaxial mixers:Influences of design variables through tomography and mathematical modelling

在线全文

学校读者我要写书评

暂无评论

Particuology 2022年第6期20卷 1-16页

作者： prakash Mishra Farhad Ein-Mozaffari Department of Chemical Engineering Ryerson UniversityTorontoM5B 2K3Canada

The coaxial mixers enhance the suspension of concentrated slurries in an agitated *** this research work,the complex slurry suspension and dissemination behavior in a coaxial slurry mixing system(comprised of a close clearance anchor rotating with a low speed and an inner axial impeller rotating with a high speed)was analyzed employing ERT(electrical resistance tomography,a non-intrusive flow visualization technique),and computational fluid dynamics(CFD).The numerical models were validated by comparing the axial solid concentration profiles generated using the ERT data and the CFD simulation *** influences of various important parameters such as the diameter of the inner axial impeller,the inner impeller type,and the inner impeller spacing on the hydrodynamic characteristics of the slurry suspensions in a coaxial mixing vessel were thoroughly *** radial and axial velocity profiles of solid particles were generated using the validated mathematical *** assessment of energy loss due to the solid-solid collisions,the particle-fluid frictions,and the particle-vessel wall collisions was *** evaluation of optimum inner impeller clearance and inner impeller diameter is essential to attain a high degree of solids suspension and dissemination in a coaxial slurry mixing system.

关键词： Coaxial mixer Slurry suspension Homogeneity Mixing index Electrical resistance tomography(ERT) Computational fluid dynamics(CFD)

Application of an immobilized microbial consortium for the treatment of pharmaceutical wastewater: Batch-wise and continuous studies

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Chinese Journal of Chemical Engineering 2021年第1期34卷 391-400页

作者： Shabnam Murshid Gnana prakash Dhakshinamoorthy Department of Chemical Engineering SSN College of EngineeringKalavakkamTamil Nadu 603110India

In the present investigation,a microbial consortium consisting of four bacterial strains was selected for the treatment of pharmaceutical industry wa *** consortium was immobilized on a natural support matrixLuffa and used for the treatment of real-time pharmaceutical wastewater in batch and continuous *** batch process was carried out to optimize the culture conditions and monitor the enzymatic *** array of enzymes such as alcohol dehydrogenase,aldehyde dehydrogenase,monooxygenase,catechol 2,3-dioxygenase and hydroquinol 1,2-dioxygenase were produced by the *** kinetics of the degradation in the batch process was analyzed and it was noted to be a first-order *** the continuous study,an aerobic fixed-film bioreactor(AFFBR) was utilized for a period of 61 days with variable hydraulic retention time(HRT) and organic loading rate(OLR).The immobilized microbes treated the wastewater by reducing the COD,phenolic contaminants and suspended *** OLR ranged between(0.56±0.05) kg COD·m^(-3) d^(-1) to 3.35 kg COD·m^(-3)·d^(-1) and the system achieved an average reduction of 96.8% of COD,92.6% of phenolic compounds and 95.2% of suspended *** of the continuous process was interpreted by three different models,where the modified Stover Kincannon model and the Grau second-order model proved to be best fit for the degradation reaction with the constant for saturation value,k_(L) being 95.12 g·L^(-1)·d^(-1).the constant for maximum utilization of the substrate U_(max) being 90.01 g·L^(-1) d^(-1) and substrate removal constant KY was1.074 d^(-1) for both the ***-MS analysis confirmed that most of the organic contaminants were degraded into innocuous metabolite s.

关键词： Pharmaceutical wastewater Microbial consortium Immobilization Batch study Fixed film bioreactor Kinetic studies

Hydrothermal synthesis of Zn-Mg-based layered double hydroxide coatings for the corrosion protection of copper in chloride and hydroxide media

在线全文

学校读者我要写书评

暂无评论

International Journal of Minerals,Metallurgy and Materials 2021年第12期28卷 1991-2000页

作者： Nikhil Gopal Ji Rajiv prakash School of Materials Science and Technology Indian Institute of Technology(BHU)VaranasiVaranasi-221005Uttar PradeshIndia Centre for advanced studies Dr.APJAKTU LucknowU.P.-226031India

Layered double hydroxides(LDHs)hinder corrosive elements by forming a double layer and locking them between its ***,LDHs are interesting materials in corrosion *** this work,Zn-Mg-based LDHs are grown over a copper substrate by using a hydrothermal *** types of Zn-Mg-based LDH coating are prepared based on hydrothermal reaction *** types are characterized through Fourier transform infrared spectroscopy,Raman spectroscopy,high-resolution scanning electron microscopy,energy dispersive X-ray analysis,atomic force microscopy,and X-ray *** show that the two types of LDH coating are successfully grown on copper;however,they differ in thickness and structural *** testing of the LDH coatings is executed in 0.1 M Na Cl and 0.1 M Na OH through alternating current impedance measurements and Tafel polarization *** show that L48 gives more than 90%protection to copper,which is higher than the protection provided by ***,both LDH coatings(L24 and L48)are more effective corrosion inhibitors in Na Cl than in Na OH,suggesting that the LDH coatings can more efficiently exchange Cl ions than OH ions.

关键词： corrosion coating copper

Enhanced visible-light photocatalytic activity of samarium-doped zinc oxide nanostructures

在线全文

学校读者我要写书评

暂无评论

Journal of Rare Earths 2020年第1期38卷 29-38页

作者： Sukriti prakash Chand Vishal Singh Department of Physics National Institute of TechnologyKurukshetra 136119India Centre for Materials Science&Engineering National Institute of TechnologyHamirpur 177005India

In the present work,we have synthesized samarium doped zinc oxide nanostructures(Zn1-xSmxO;x=0.00,0.02,0.04 and 0.06) via chemical precipitation method and studied their structural,morphological,optical and photocatalytic properties.X-ray diffraction(XRD) patterns,PL and Raman spectra results indicate that the undoped and Sm-doped ZnO nanostructures are crystallized in a hexagonal wurtzite *** images show that the morphology of the sample changes from cubical to hexagonal nanostructures with increase in Sm3+doping *** EDX spectra confirm the incorporation of Sm3+ion in *** influence of Sm3+doping on the structure,morphology,absorption,emission and photocatalytic activity of ZnO nanostructures were investigated *** addition of Sm3+ion leads to a red shift in the optical energy band gap from 3.19 to 2.67 eV and hence,increases the visible light absorption *** presence of E2(H) and E1(LO) modes in microRaman spectra confirms the crystallinity and defects in the *** detailed photocatalytic experiments reveal that Sm-doped ZnO nanostructures show the maximum photodegradation efficiency for Methylene blue(MB) dye for x=0.04,i,e.,94.94%,under visible light *** photocatalytic efficiency improves by 6.98 times when ZnO is doped with rare earth metal ion(Sm3+) and is a potential candidate for practical *** investigation demonstrates that as-synthesized nano-sized photocatalysts act as an efficient photocatalyst for the degradation of MB dye.

关键词： Photocatalysis Sm-doped ZnO FESEM Micro-Raman UV-Visible spectroscopy Rare earths