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Modelling of piping collapses and gully headcut landforms: Evaluating topographic variables from different types of DEM

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Geoscience Frontiers 2021年第6期12卷 129-146页

作者： Alireza Arabameri fatemeh rezaie Subodh Chandra Pal Artemi Cerda Asish Saha Rabin Chakrabortty Saro Lee Department of Geomorphology Tarbiat Modares UniversityTehran 14117-13116Iran Geoscience Platform Research Division Korea Institute of Geoscience and Mineral Resources(KIGAM)124 Gwahak-ro Yuseong-guDaejeon 34132South Korea Department of Geophysical Exploration Korea University of Science and Technology217 Gajeong-ro Yuseong-guDaejeon 34113South Korea Department of Geography The University of BurdwanBardhamanWest Bengal 713104India Soil Erosion and Degradation Research Group Departament de GeografiaUniversitat de ValènciaBlasco Ibàñez2846010-ValenciaSpain

The geomorphic studies are extremely dependent on the quality and spatial resolution of digital elevation model(DEM)*** unique terrain characteristics of a particular landscape are derived from DEM,which are responsible for initiation and development of ephemeral *** the topographic features of an area significantly influences on the erosive power of the water flow,it is an important task the extraction of terrain features from DEM to properly research gully ***,topography is highly correlated with other geo-environmental factors ***,climate,soil types,vegetation density and floristic composition,runoff generation,which ultimately influences on gully ***,terrain morphometric attributes derived from DEM data are used in spatial prediction of gully erosion susceptibility(GES)*** this study,remote sensing-Geographic information system(GIS)techniques coupled with machine learning(ML)methods has been used for GES mapping in the parts of Semnan province,*** research focuses on the comparison of predicted GES result by using three types of DEM *** Land Observation satellite(ALOS),ALOS World 3D-30 m(AW3D30)and Advanced Space borne Thermal Emission and Reflection Radiometer(ASTER)in different *** further progress of our research work,here we have used thirteen suitable geo-environmental gully erosion conditioning factors(GECFs)based on the multi-collinearity *** methods of conditional inference forests(Cforest),Cubist model and Elastic net model have been chosen for modelling GES ***’s importance of GECFs was measured through sensitivity analysis and result show that elevation is the most important factor for occurrences of gullies in the three aforementioned ML methods(Cforest=21.4,Cubist=19.65 and Elastic net=17.08),followed by lithology and *** of the model’s result was performed through area under curve(AUC)and other statistical *** valid

关键词： Digital elevation model(DEM) Gully erosion susceptibility(GES) Advanced land observation satellite(ALOS) Cforest Cubist Elastic net

Effect of thermal maturation and organic matter content on oil shale fracturing

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International Journal of Coal Science & Technology 2024年第2期11卷 16-34页

作者： fatemeh Saberi Mahboubeh Hosseini‑Barzi Department of Geology and Geological Engineering University of North Dakota264 Centennial DriveGrand ForksNDUSA Department of Geology and Petroleum Basins Shahid Beheshti University of TehranTehranTehran ProvinceIran

The Pabdeh Formation represents organic matter enrichment in some oil fields,which can be considered a source *** study is based on the Rock–Eval,Iatroscan,and electron microscopy imaging results before and after heating the *** discovered this immature shale that undergoes burial and diagenesis,in which organic matter is converted into *** migration is the process that transports hydrocarbons in the source *** investigated this phenomenon by developing a model that simulates hydrocarbon generation and fluid pressure during kerogen-to-hydrocarbon *** initially formed at the tip/edge of kerogen and were filled with hydrocarbons,but as catagenesis progressed,the pressure caused by the volume increase of kerogen decreased due to hydrocarbon *** transformation of solid kerogen into low-density bitumen/oil increased the pressure,leading to the development of damage zones in the source *** Pabdeh Formation’s small porethroats hindered effective expulsion,causing an increase in pore fluid pressure inside the initial *** stress accumulated due to hydrocarbon production,reaching the rock’s fracture strength,further contributed to damage zone *** the expansion process,microfractures preferentially grew in low-strength pathways such as lithology changes,laminae boundaries,and pre-existing *** the porous pressure created by each kerogen overlapped,individual microfractures interconnected,forming a network of microfractures within the source *** research sheds light on the complex interplay between temperature,hydrocarbon generation,and the development of expulsion fractures in the Pabdeh Formation,providing valuable insights for understanding and optimizing hydrocarbon extraction in similar geological settings.

关键词： Oil shale Microfracture Hydrocarbon generation Organic matter Thermal maturation Primary migration

Spatial prediction of landslide susceptibility in western Serbia using hybrid support vector regression(SVR)with GWO,BAT and COA algorithms

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Geoscience Frontiers 2021年第3期12卷 384-398页

作者： Abdul-Lateef Balogun fatemeh rezaie Quoc Bao Pham Ljubomir Gigović Siniša Drobnjak Yusuf AAina Mahdi Panahi Shamsudeen Temitope Yekeen Saro Lee Geospatial Analysis and Modelling(GAM)Research Group Department of Civil&Environmental EngineeringUniversitit Teknologi PETRONS(UTP)Seri Iskandar 32610PerakMalaysia Geoscience Platform Research Division Korea Institute of Geoscience and Mineral Resources(KIGAM)124Gwahak-ro Yuseong-guDaejeon 34132Republic of Korea Department of Geophysical Exploration Korea University of Science and Technology217 Gajeong-ro Yuseong-guDaejeon 34113Republic of Korea Institute of Research and Development Duy Tan UniversityDanang 550000Vietnam Department of Geography University of Defence11000 BelgradeSerbia Military Geographical Institute 11000 BelgradeSerbia Department of Geomatics Engineering Technology Yanbu Industrial CollegeYanbuSaudi Arabia Division of Science Education College of Education#4–301Gangwondaehak-gil Chuncheon-siKangwon National UniversityGangwon-do 24341Republic of Korea Faculty of Environmental and Chemical Engineering Duy Tan UniversityDanang 550000Vietnam

In this study,we developed multiple hybrid machine-learning models to address parameter optimization limitations and enhance the spatial prediction of landslide susceptibility *** created a geographic information system database,and our analysis results were used to prepare a landslide inventory map containing 359 landslide events identified from Google Earth,aerial photographs,and other validated sources.A support vector regression(SVR)machine-learning model was used to divide the landslide inventory into training(70%)and testing(30%)*** landslide susceptibility map was produced using 14 causative *** applied the established gray wolf optimization(GWO)algorithm,bat algorithm(BA),and cuckoo optimization algorithm(COA)to fine-tune the parameters of the SVR model to improve its predictive *** resultant hybrid models,SVR-GWO,SVR-BA,and SVR-COA,were validated in terms of the area under curve(AUC)and root mean square error(RMSE).The AUC values for the SVR-GWO(0.733),SVR-BA(0.724),and SVR-COA(0.738)models indicate their good prediction rates for landslide susceptibility ***-COA had the greatest accuracy,with an RMSE of 0.21687,and SVR-BA had the least accuracy,with an RMSE of *** three optimized hybrid models outperformed the SVR model(AUC=0.704,RMSE=0.26689),confirming the ability of metaheuristic algorithms to improve model performance.

关键词： Landslide Machine learning Metaheuristic Spatial modeling Support vector regression

Vacuum Packaging Sensor Based on Time-Resolved Phosphorescence Spectroscopy

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Photonic Sensors 2024年第1期14卷 1-12页

作者： Esmaeil HEYDARI fatemeh YARI Hossein ZARE-BEHTASH Nanophotonic Sensors&Optofluidics Lab Faculty of PhysicsKharazmi UniversityTehran 15719-14911Iran

Intelligent food packaging with the multisensory analysis is promising as the next generation technology of food *** oxygen content in food packaging is one of the crucial parameters affecting the food quality and shelf *** is among the most nutritious and costly food ***,a photonic oxygen-sensing system,based on the time-resolved phosphorescence spectroscopy of a platinum complex,is developed for non-contact,non-intrusive,and real-time vacuum packaging quality control,and implemented for caviar *** sensor is embedded in protective polyethylene layers and excited with a short-pulsed light emitting diode(LED)*** of a blue pulsed light source,a fast and amplified silicon photodiode controlled by the Spartan-6 field programmable gate array(FPGA),and a long lifetime platinum complex results in a photonics-based oxygen sensor with a fast response and high sensitivity to the vacum packaging damage,which is suitable for *** is revealed that applying the polyethylene layers protects the caviar from the platinum complex,leaching while not interfering with the sensor *** the photonic system based on its sensitivity,repeatability,stability,and long-term operation demonstrates its capability for this application.

关键词： Caviar photoluminescence lifetime oxygen sensor platinum porphyrin complex vacuum packaging

An Arbitrarily High Order and Asymptotic Preserving Kinetic Scheme in Compressible Fluid Dynamic

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Communications on Applied Mathematics and Computation 2024年第2期6卷 963-991页

作者： Remi Abgrall fatemeh Nassajian Mojarrad Institute of Mathematics University of ZurichWinterthurerstrasse 190CH 8057 ZirichSwitzerland

We present a class of arbitrarily high order fully explicit kinetic numerical methods in compressible fluid dynamics,both in time and space,which include the relaxation schemes by Jin and *** methods can use the CFL number larger or equal to unity on regular Cartesian meshes for the multi-dimensional *** kinetic models depend on a small parameter that can be seen as a"Knudsen"*** method is asymptotic preserving in this Knudsen ***,the computational costs of the method are of the same order of a fully explicit *** work is the extension of Abgrall et al.(2022)[3]to multidimensional *** have assessed our method on several problems for two-dimensional scalar problems and Euler equations and the scheme has proven to be robust and to achieve the theoretically predicted high order of accuracy on smooth solutions.

关键词： Kinetic scheme Compressible fluid dynamics High order methods Explicit schemes Asymptotic preserving Defect correction method

An all-optical 1*2 de-multiplexer based on two-dimensional nonlinear photonic crystal ring resonators

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Optoelectronics Letters 2024年第1期20卷 23-27页

作者： Esmat Rafiee fatemeh Abolghasemi Department of Electrical Engineering Faculty of EngineeringAlzahra UniversityTehranIran

In this work,a new configuration of an all-optical nonlinear de-multiplexer gate based on two-dimensional(2D)photonic crystals(Ph C)is *** gate is considered in the double-ring resonator shaped structure of silicon *** order to have a more functional structure,some defect rods made of nonlinear materials were positioned in the *** the functionality of the structure,photonic band gap(PBG),field distribution and transmitted power spectra are *** wave expansion and finite difference time domain(FDTD)methods are utilized for extracting the PBG and field distribution *** remarkable dimension,bit rate,maximum intensity and contrast ratio of 116.64μm2,3.125 Tbit/s,97%and 40.2 dB are obtained,respectively,which make the gate an appropriate candidate for utilization in optical integrated circuits.

关键词： optical resonator nonlinear

Comparison of carotenoid,chlorophyll concentrations and their biosynthetic transcript levels in different coloured cauliflower

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Horticultural Plant Journal 2024年第3期10卷 743-754页

作者： fatemeh Izadpanah Katja Frede Forouzandeh Soltani Susanne Baldermann Food Chemistry and Human Nutrition Leibniz Institute of Vegetable and Ornamental CropsTheodor-Echtermeyer-Weg 114979 GroßbeerenGermany Department of Food Chemistry Institute of Nutritional SciencesUniversity of PotsdamArthur-Scheunert-Allee 114-11614558 NuthetalGermany Department of Horticultural Science University of TehranDaneshkade Ave31587-77871KarajIran Faculty of Life Sciences:Food Nutrition and HealthFood MetabolomeUniversity of BayreuthFritz-Hornschuch-Straße1395326 KulmbachGermany

Carotenoids and chlorophylls are among the most widely distributed pigments in nature that play essential roles in the photosynthetic apparatus and confer diverse colours in *** all vegetables,cauliflower(Brassica oleracea ***)is rich in phytochemicals and is an important crop grown all over the *** study investigates carotenoid and chlorophyll concentrations in differently pigmented cultivars and elucidates the role of transcriptional regulation of carotenoid accumulation including lutein andβ-***,we characterised changes in pigments by UHPLC-DAD-ToF-MS and changes in transcript levels of carotenoid metabolic genes by qRT-PCR in florets and leaves of orange(‘Jaffa'and‘Sunset'),purple(‘Di Sicilia Violetto'and‘Graffiti'),green(‘Trevi')and white(‘Clapton')*** levels of all carotenoid metabolic genes showed different transcript level patterns in the leaves and *** to the other cultivars,the orange cultivars had the highest levels ofβ-carotene in the florets and lutein in the leaves resulting in changes lutein/β-carotene *** the green cultivar,higher transcript levels were also found,especially for phytoene synthase and phytoene desaturase genes of the core biosynthesis ***,no increased carotenoid concentrations were observed,possibly due to a higher carotenoid turnover induced by the carotenoid cleavage dioxygenase 4 in the green *** the white(‘Clapton')and purple(‘Di Sicilia Violetto'and‘Graffiti')cultivars the phytoene desaturase transcript levels as well as carotenoid concentrations were *** concentrations changed in trend comparable to the carotenoid concentrations and were only significantly lower in the leaves of the orange cultivar‘Jaffa'.Also,the chlorophyll a/b ratio changed in‘Jaffa'.In florets the highest chlorophylls concentrations were observed for the green cultivar(‘Trevi')and the purple cultivar(‘Di Sicilia Violetto').Taken together,the study dem

关键词： Brassica oleracea L.var.botrytis Carotenoid Lutein β-Carotene Biosynthesis qRT-PCR

Two-dimensional Parameter Relationships for W UMa-type Systems Revisited

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Research in Astronomy and Astrophysics 2024年第1期24卷 51-58页

作者： Atila Poro Ehsan Paki Ailar Alizadehsabegh Mehdi Khodadadilori Selda Ranjbar Salehian Mahya Hedayatjoo fatemeh Hashemi Yasaman Dashti fatemeh Mohammadizadeh Astronomy Department of the Raderon AI Lab. BurnabyBCCanada Faculty of Electrical and Computer Engineering Department of PhotonicsUniversity of TabrizTabriz 51664Iran Department of Electrical Engineering Amirkabir University of TechnologyTehranIran Astronomy Students'Scientific Association University of TabrizTabriz 51664Iran Department of Physics Iran University of Science and TechnologyTehranIran Institute for the Intellectual Development(Kanoon) Astronomy GroupBojnordIran Department of Mechanical Engineering Amirkabir University of TechnologyTehranIran Aerospace Engineering Department Science and Research Branch of Islamic Azad UniversityTehranIran

Reviewing the empirical and theoretical parameter relationships between various parameters is a good way to understand more about contact binary *** this investigation,two-dimensional(2D)relationships for P–MV(system),P–L1,2,M1,2–L1,2,and q–Lratiowere *** sample used is related to 118 contact binary systems with an orbital period shorter than 0.6 days whose absolute parameters were estimated based on the Gaia Data Release 3 *** reviewed previous studies on 2D relationships and updated six parameter ***,Markov chain Monte Carlo and Machine Learning methods were used,and the outcomes were *** selected 22 contact binary systems from eight previous studies for comparison,which had light curve solutions using spectroscopic *** results show that the systems are in good agreement with the results of this study.

关键词： (stars:)binaries(including multiple):close stars:fundamental parameters methods:data analysis

Hippo-YAP/TAZ signaling in breast cancer:Reciprocal regulation of microRNAs and implications in precision medicine

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Genes & Diseases 2024年第2期11卷 760-771页

作者： Farzad Sadri Seyede fatemeh Hosseini Zohreh Rezaei Mohammad Fereidouni Student Research Committee Birjand University of Medical SciencesBirjand ***Iran Tabas School of Nursing Birjand University of Medical SciencesBirjand ***Iran Department of Biology University of Sistan and BaluchestanZahedan ***Iran Cellular and Molecular Research Center Birjand University of Medical SciencesBirjand ***Iran

Breast cancer is a molecularly heterogeneous disease and the most common female *** recent years,therapy approaches have evolved to accommodate molecular diversity,with a focus on more biologically based therapies to minimize negative *** regulate cell fate in human breast cells,the Hippo signaling pathway has been associated with the alpha subtype of estrogen *** pathway regulates tissue size,regeneration,and healing,as well as the survival of tissue-specific stem cells,proliferation,and apoptosis in a variety of organs,allowing for cell *** signaling is mediated by the kinases MST1,MST2,LATS1,and LATS2,as well as the adaptor proteins SAV1 and *** kinases phosphorylate the downstream effectors of the Hippo pathway,yes-associated protein(YAP),and transcriptional coactivator with PDZ-binding motif(TAZ),suppressing the expression of their downstream target *** Hippo signaling pathway kinase cascade plays a significant role in all *** the principles of this kinase cascade would prevent the occurrence of breast *** recent years,small noncoding RNAs,or microRNAs,have been implicated in the development of several malignancies,including breast *** interconnections between miRNAs and Hippo signaling pathway core proteins in the breast,on the other hand,remain poorly *** this review,we focused on highlighting the Hippo signaling system,its key parts,its importance in breast cancer,and its regulation by miRNAs and other related pathways.

关键词： Breast cancer Hippo signaling Large tumor suppressor kinase 1 microRNAs PDZ-binding motif Yes-associated protein