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Articles 6931 - 6960 of 33748
Full-Text Articles in Entire DC Network
Preparing Emerging Adults For The 21st Century: Diapraxis As A Bridge To Dialogue In The First-Year Seminar, Katina Fontes
Preparing Emerging Adults For The 21st Century: Diapraxis As A Bridge To Dialogue In The First-Year Seminar, Katina Fontes
Educational Studies Dissertations
What is success in college? And what are the implications of that success (or failure) in the life of students after college and for society more broadly? This ethnographic study explores first-year college programming and the potential benefits of diapraxis-inspired instructional methods as a bridge to authentic dialogue for 18- and 19-year-old (emerging adult) students and the foundation for more productive civic engagement in the post-college adult lives of students. Opportunities for dialogue are lacking in many college classrooms, especially during the first year, and, given the current lack of civil communication between adults on a national and global scale, …
Embodied Critical Analysis: Exploring The Impact Of Systemic Oppression On Black, Public School Educators Through Supervisor Relationships, Myisha R. Rodrigues
Embodied Critical Analysis: Exploring The Impact Of Systemic Oppression On Black, Public School Educators Through Supervisor Relationships, Myisha R. Rodrigues
Counseling and Psychology Dissertations
This critical qualitative dissertation aimed to highlight the experiences and amplify the voices of Black, public school educators in the Boston metro area. Grounded in critical race theory and further defined by trauma and organizational/systems theories, this study illuminated the historical foundation of education as well as the dehumanizing treatment and resilience of Black Americans. This illumination provided a socio-political context that shaped the development of institutional injustice as well as Black educator well-being. With a specific focus on Black educator experiences with supervisors in public schools, specified methodology allowed for most impactful practice leveraging creativity through artistic means.
Critical …
Immersed In Summer Research, Shea Stewart
Immersed In Summer Research, Shea Stewart
University of Mississippi News
Undergraduate program opens doors to new creative scholarship
Implications Of Cover Crop Planting And Termination Timing On Rainfed Maize Production In Semi-Arid Cropping Systems, Alexandre T. Rosa, Cody Creech, Roger W. Elmore, Daran Rudnick, John L. Lindquist, Miguel Fudolig, Liberty E. Butts, Rodrigo Werle
Implications Of Cover Crop Planting And Termination Timing On Rainfed Maize Production In Semi-Arid Cropping Systems, Alexandre T. Rosa, Cody Creech, Roger W. Elmore, Daran Rudnick, John L. Lindquist, Miguel Fudolig, Liberty E. Butts, Rodrigo Werle
Department of Agronomy and Horticulture: Faculty Publications
Despite the potential to increase soil organic matter, cycle soil nutrients, and suppress weeds, there is a concern that cover crops (CCs) soil water use negatively impacts subsequent crops in water-limited environments. Cover crop management practices such as planting and termination timing may mitigate the detrimental impacts of CCs in semi-arid cropping systems. To determine the effects of CCs under water-limited environments, we evaluated the total CC biomass produced in the fall and spring, soil water content during the subsequent maize growing season, weed density and biomass, crop residue, and soil nutrients at the maize V6 development stage, and maize …
Smart Irrigation System Is One Of The Modern Applied Agricultural Geography Tools., Aintizar \'Iibrahim Almusawii, Aqeel Hassan Yasser Al-Najm
Smart Irrigation System Is One Of The Modern Applied Agricultural Geography Tools., Aintizar \'Iibrahim Almusawii, Aqeel Hassan Yasser Al-Najm
Uruk Journal of Human Sciences
Many studies indicate that geography is applied if its content or content includes an applied research project in any of its natural and human fields, especially the latter because its field is broad and more prejudicial to man, his community and his environment. Therefore, it was necessary to take the concept of sustainable environmental development into consideration because it is one of the interests of applied scientific geography that searches for human interest and benefit in the present and future. The topic of the research is one of the modern topics that pave the way towards sustainable development and its …
Efficacy Of Predator Exclusion Methods And Id Of Nest Predators For Interior Least Terns And Piping Plovers At Off-Channel Nesting Sites Along The Central Platte River, Nebraska, Usa, Kaley Keldsen
Biology Theses, Dissertations, and Student Creative Activity
Nest predation is a major cause of failed shorebird reproduction. Management to increase reproductive success and survival of nesting interior least terns (Sterna antillarum athalassos; hereafter, least tern), and piping plovers (Charadrius melodus) that nest along the Central Platte River focuses on constructing and managing off-channel nesting habitats that are protected and monitored for least tern and piping plover productivity (i.e., nesting success and fledging success). However, nest and brood fates of unknown outcome, failed to unknown causes, or failed due to predation have been high for both species. These uncertainties lead to the investigation of avian and mammalian predator …
Understanding Conflicts In Natural Resources Management: Using Systems Thinking And Systems Dynamics To Model The Relationship Between The American Prairie Reserve And Neighboring Communities, Amanda Hartman Medaries
Understanding Conflicts In Natural Resources Management: Using Systems Thinking And Systems Dynamics To Model The Relationship Between The American Prairie Reserve And Neighboring Communities, Amanda Hartman Medaries
Biology Theses, Dissertations, and Student Creative Activity
Conservation conflict, whether human-wildlife or human-human, and specifically those that include the public as stakeholders, is seen as one of the most influential reasons reintroduction and/or conservation of species or landscapes is difficult to accomplish. This is due to the numerous mental models involved within conflict. In order to help mitigate or mediate said conflict, understanding these mental models and the roles they play within the system is crucial. Unfortunately, adaptive management, which is reactionary, additive, and most often used within these systems, is unable to do so and solutions to the conflict remain elusive. The aim of this study …
A Systems Approach To Understanding Piping Plover Production On Off-Channel Sandpits Along The Central Platte River, Taylor Morgan Cassidy
A Systems Approach To Understanding Piping Plover Production On Off-Channel Sandpits Along The Central Platte River, Taylor Morgan Cassidy
Biology Theses, Dissertations, and Student Creative Activity
Anthropogenic changes in land use, exploitation of natural resources, climate change, and habitat loss create difficulties managing and conserving species of concern. Managers are often forced to make decisions with incomplete information and much uncertainty. Unsuccessful attempts to manage for and conserve species in the past, may have resulted from failures to recognize the complexity of systems, resulting in actions that may have had unintended consequences. Thus, applying Systems Thinking and System Dynamics is appropriate for understanding what factors influence species success and evaluating what management actions may be implemented to help achieve conservation targets while minimizing negative impacts to …
The Parthenon, September 15, 2021, Xena Bunton, Isabella Robinson, Madison Perdue, Abby Hanlon, Catherine Blankenship, Zach Hiser, Tyler Spence, Carter Truman, Tyler Kennett, Abby Ayes, Noah Hickman
The Parthenon, September 15, 2021, Xena Bunton, Isabella Robinson, Madison Perdue, Abby Hanlon, Catherine Blankenship, Zach Hiser, Tyler Spence, Carter Truman, Tyler Kennett, Abby Ayes, Noah Hickman
The Parthenon
No abstract provided.
Contributions Of Individual Cover Crop Species To Rainfed Maize Production In Semi-Arid Cropping Systems, Alexandre T. Rosa, Cody Creech, Roger W. Elmore, Daran Rudnick, John L. Lindquist, Liberty Butts, Italo K. Pinho De Faria, Rodrigo Werle
Contributions Of Individual Cover Crop Species To Rainfed Maize Production In Semi-Arid Cropping Systems, Alexandre T. Rosa, Cody Creech, Roger W. Elmore, Daran Rudnick, John L. Lindquist, Liberty Butts, Italo K. Pinho De Faria, Rodrigo Werle
Department of Agronomy and Horticulture: Faculty Publications
Cover crop (CC) species selection can contribute to reducing soil penetration resistance (brassica species), improved soil nitrogen (N) cycling (legume species), and suppression of weeds (grass species). However, one of the main concerns about including CCs in water-limited environments is soil water use and the consequences to subsequent crops. To determine the effects of individual CC species under water-limited environments, we evaluated fall and spring CC biomass produced, and soil water and N content, penetration resistance, weed density and biomass during the maize growing season, and maize grain yield. The experiment was conducted under a winter wheat-maize-fallow rotation at two …
Identification Of Micrornas And Gene Regulatory Networks In Cleft Lip Common In Humans And Mice, Hiroki Yoshioka, Aimin Li, Akiko Suzuki, Sai Shankar Ramakrishnan, Zhongming Zhao, Junichi Iwata
Identification Of Micrornas And Gene Regulatory Networks In Cleft Lip Common In Humans And Mice, Hiroki Yoshioka, Aimin Li, Akiko Suzuki, Sai Shankar Ramakrishnan, Zhongming Zhao, Junichi Iwata
Faculty, Staff and Student Publications
The etiology of cleft lip with/without cleft palate (CL/P), one of the most frequent craniofacial birth defects worldwide, is complicated by contributions of both genetic and environmental factors. Understanding the etiology of these conditions is essential for developing preventive strategies. This study thus aims to identify regulatory networks of microRNAs (miRNAs), transcriptional factors (TFs) and non-TF genes associated with cleft lip (CL) that are conserved in humans and mice. Notably, we found that miR-27b, miR-133b, miR-205, miR-376b and miR-376c were involved in the regulation of CL-associated gene expression in both humans and mice. Among the candidate miRNAs, the overexpression of …
Inorganic Nitrogen And Phosphorus In Western European Aerosol And The Significance Of Dry Deposition Flux Into Stratified Shelf Waters, Caroline White, Simon J. Ussher, Mark F. Fitzsimons, Sov Atkinson, E. Malcolm S. Woodward, Mingxi Yang, Thomas G. Bell
Inorganic Nitrogen And Phosphorus In Western European Aerosol And The Significance Of Dry Deposition Flux Into Stratified Shelf Waters, Caroline White, Simon J. Ussher, Mark F. Fitzsimons, Sov Atkinson, E. Malcolm S. Woodward, Mingxi Yang, Thomas G. Bell
School of Geography, Earth and Environmental Sciences
No abstract provided.
Medical Development Cases That Fall Under The Rule Of Not To Harm Anyone In Any Way، And It, Ruqaia Hameed
Medical Development Cases That Fall Under The Rule Of Not To Harm Anyone In Any Way، And It, Ruqaia Hameed
Alustath Journal for Human and Social Sciences
The Islamic Sharia and its rulings that are in line with the interests of people in every time and place came through the overall rules or detailed partial rulings. Therefore, one of the most important duties was to know this wise law and to understand it, and this is important for clarifying the legal rulings in the new issues and facts by presenting them to the overall evidence and jurisprudence rules or attaching them to what is similar to what the scholars have stipulated. The observer of new medical issues will find that many of them have not been given …
Genetic Overlap Profiles Of Cognitive Ability In Psychotic And Affective Illnesses: A Multisite Study Of Multiplex Pedigrees, Emma Knowles, Juan M. Peralta, Laura Almasy, Vishwajit Nimgaonkar, Francis J. Mcmahon, Pippa Thomson, Samuel R. Mathias, Joanne E. Curran, John Blangero
Genetic Overlap Profiles Of Cognitive Ability In Psychotic And Affective Illnesses: A Multisite Study Of Multiplex Pedigrees, Emma Knowles, Juan M. Peralta, Laura Almasy, Vishwajit Nimgaonkar, Francis J. Mcmahon, Pippa Thomson, Samuel R. Mathias, Joanne E. Curran, John Blangero
School of Medicine Publications
Background: Cognitive impairment is a key feature of psychiatric illness, making cognition an important tool for exploring of the genetics of illness risk. It remains unclear which measures should be prioritized in pleiotropy-guided research. Here, we generate profiles of genetic overlap between psychotic and affective disorders and cognitive measures in Caucasian and Hispanic groups.
Methods: Data were from 4 samples of extended pedigrees (N = 3046). Coefficient of relationship analyses were used to estimate genetic overlap between illness risk and cognitive ability. Results were meta-analyzed.
Results: Psychosis was characterized by cognitive impairments on all measures with a generalized profile of …
The Extreme 2013/14 Winter Storms: Regional Patterns In Multi-Annual Beach Recovery, Aikaterini Konstantinou, Christopher Stokes, Gerd Masselink, Timothy Scott
The Extreme 2013/14 Winter Storms: Regional Patterns In Multi-Annual Beach Recovery, Aikaterini Konstantinou, Christopher Stokes, Gerd Masselink, Timothy Scott
School of Biological and Marine Sciences
No abstract provided.
Understanding Shoot And Root Development, C. Matthew, E. N. Van Loo, E. R. Thom, L. A. Dawson, D. A. Care
Understanding Shoot And Root Development, C. Matthew, E. N. Van Loo, E. R. Thom, L. A. Dawson, D. A. Care
IGC Proceedings (1977-2023)
Shoot and root development of the grass tiller is presented as a series of events on the tiller axis. Leaf, tiller bud, true stem, and root development are successive events in the life cycle of a single phytomer and the tiller is a co-ordinated series of phytomers, successive phytomers being progressively more advanced than the previous phytomer. In reviewing the individual growth processes of leaf, tiller, true stem, and root formation, fundamental determinants of light and nutrient capture are examined and examples presented to illustrate the link between component processes, plant morphogenesis, and plant performance. An example of the application …
Ecophysiology Of Grasslands: Dynamic Aspects Of Forage Plant Populations In Grazed Swards, G. Lemaire
Ecophysiology Of Grasslands: Dynamic Aspects Of Forage Plant Populations In Grazed Swards, G. Lemaire
IGC Proceedings (1977-2023)
The aim of this paper is to review knowledge of the ecophysiological mechanisms influencing the dynamics of plant populations in grazed swards. Such an objective requires some definitions. Firstly, it is necessary to define “ecophysiology” as the study of the interactions between biological individuals (plants) with their own environment: how individuals perceive and react to any constraint and change of their environment, and how the functioning of plants as a population can modify their own environment. Such a definition implies a dynamic approach to pant population functioning as resulting from constant plant-plant interactions mediated by micro-environment modifications. In a grazed …
Structure And Photocatalytic Influence Of N-Doping Ato Nano-Tubes On Antibacterial Activity Toward Escherichia Coli, Shing-Hoa Wang, Shiu-Mei Liu, Kan-Hung Hu, Chien-Chon Chen, Tai-Yuan Lin, Shuei-Wan Juang, Chia-Yuen Yen, Shu-Ting Lu, Chia-Heng Liu
Structure And Photocatalytic Influence Of N-Doping Ato Nano-Tubes On Antibacterial Activity Toward Escherichia Coli, Shing-Hoa Wang, Shiu-Mei Liu, Kan-Hung Hu, Chien-Chon Chen, Tai-Yuan Lin, Shuei-Wan Juang, Chia-Yuen Yen, Shu-Ting Lu, Chia-Heng Liu
Journal of Marine Science and Technology–Taiwan
The photocatalytic antibacterial properties of anodic titanium oxide (ATO) nanotubes in the anatase structure derived from annealing at 450°C or 550°C or N-doping treatment were tested on Escherichia coli under UV-A, visible light illumi-nation, and dark conditions. Under UV-A illumination and dark conditions, in most cases, E. coli cultures containing ATO nanotubes of different treatments showed either no or slight differences in their growth from the cultures without ATO nanotubes. However, under visible light illumination, the growth of E. coli was inhibited in cultures containing ATO nanotubes. Among the three forms of ATO nanotubes, N-doped ATO nanotubes had the strongest …
Effectiveness Against White Sharks Of The Rpela Personal Shark Deterrent Device Designed For Surfers, Craig Blount, Dan Pygas, Marcus P. Lincoln Smith, Daryl P. Mcphee, Colby Bignell, Ocean Ramsey
Effectiveness Against White Sharks Of The Rpela Personal Shark Deterrent Device Designed For Surfers, Craig Blount, Dan Pygas, Marcus P. Lincoln Smith, Daryl P. Mcphee, Colby Bignell, Ocean Ramsey
Journal of Marine Science and Technology–Taiwan
Many shark bites to humans, including fatalities, have involved surfers. Various personal shark deterrents are commercially available to surfers, including Rpela v2, which is a battery-powered device fitted to a surfboard. It produces an electric field around the surfer aimed at deterring sharks from approaching or biting by disrupting their electro-reception organs. The device was tested on white sharks (Carcharodon carcharias) at Salisbury Island, Western Australia. In total, 46 trials were done with the Rpela v2 either active or not active to determine the device’s effect on sharks’ response to a floating board with fish bait attached (to tempt a …
Inter-Annual Changes Of Water Temperature In The Southern South China Sea's Continental Shelf: The Influence Of Enso On Malaysian Waters, Afifi Johari, Mohd Fadzil Akhir, Muhammad Naim Satar, Zuraini Zainol, Guo Jingsong
Inter-Annual Changes Of Water Temperature In The Southern South China Sea's Continental Shelf: The Influence Of Enso On Malaysian Waters, Afifi Johari, Mohd Fadzil Akhir, Muhammad Naim Satar, Zuraini Zainol, Guo Jingsong
Journal of Marine Science and Technology–Taiwan
An extensive amount of data from the World Ocean Database (WOD) that covers the southern South China Sea (SSCS) were analysed to study the long-term trends and variations of the El-Nino Southern Oscillation (ENSO) event. The WOD data were selected from 1951 to 2010, which included the area within 0–10 °N and 100–117 °E. El-Nino and La-Nina anomaly results showed that the sea surface temperature anomalies (SSTa) trend of SSCS was higher during offset-El-Nino years and lower during offset-La-Nina years. Besides, the inter-annual vertical water temperature profile revealed that the deepening of the warmer water temperature occurred in February and …
The Eumedonine Genera Eumedonus H. Milne Edwards, 1834, And Gonatonotus White, 1847 (Crustacea: Brachyura: Pilumnidae) In Taiwan, Peter K. L Ng, Chia-Wei Lin
The Eumedonine Genera Eumedonus H. Milne Edwards, 1834, And Gonatonotus White, 1847 (Crustacea: Brachyura: Pilumnidae) In Taiwan, Peter K. L Ng, Chia-Wei Lin
Journal of Marine Science and Technology–Taiwan
Two species of eumedonine crabs, Eumedonus zebra Alcock, 1895, and Gonatonotus nasutus Chia & Ng, 2000, are recorded from Taiwan, the former for the first time. Both are also new genera records for the island. Notes on variation are noted and their taxonomy briefly treated. The number of eumedonine species, all of which are obligate symbionts on echinoderms, known from the island is now seven genera and seven species.
An Analysis Of Consumer Evaluations Of The “Tagonoura Shirasu” Certification Under The Japan Geographical Indication Protection System, Yu-Heng Lu, Takahiro Sajiki
An Analysis Of Consumer Evaluations Of The “Tagonoura Shirasu” Certification Under The Japan Geographical Indication Protection System, Yu-Heng Lu, Takahiro Sajiki
Journal of Marine Science and Technology–Taiwan
Over time, the Geographical Indication (GI) protection system has been independently adopted in more than 100 countries worldwide. In Japan, the GI protection system has been operating since 2015 in response to a growing interest in local brands. Therefore, based on a questionnaire survey, we econometrically analyze the consumer evaluation of Shizuoka Prefecture’s Shirasu “Tagonoura Shirasu,” which is registered under the GI protection system. Shirasu is a collective term for long and narrow larvae such as anchovy (Engraulis japonicus), sardine (Sardinops melanostictus), or red-eye round herring (Etrumeus sadina). Based on the contingent valuation method, we clarified that consumers' additional willingness …
A Two-Stage Approach To Integrate Vessel Geo-Tracking Data And Logbooks For Monitoring Fishing Activity Of Coastal Fisheries In Waters Off Northwestern Taiwan, Yi-Jou Lee, Nan-Jay Su, Cheng-Hsin Liao, Wei-Chuan Chiang, Chun-Huei Li
A Two-Stage Approach To Integrate Vessel Geo-Tracking Data And Logbooks For Monitoring Fishing Activity Of Coastal Fisheries In Waters Off Northwestern Taiwan, Yi-Jou Lee, Nan-Jay Su, Cheng-Hsin Liao, Wei-Chuan Chiang, Chun-Huei Li
Journal of Marine Science and Technology–Taiwan
Catch and fishing effort data are fundamental information to stock assessment and fisheries management, but difficult to obtain without the support of administration and sound fishery data collection system. This study integrated various sources of data from a simplified vessel geo-tracking system and logbooks from interviews with captains of coastal gillnet fisheries. We developed a two-step approach based on hierarchical cluster analysis to characterize the operation patterns and infer the fishing activities of the fishery. Results showed that the fishing effort in terms of operation duration could be estimated precisely for various vessel sizes, with catch composition and harvest information …
Effect Of Chlorine Dioxide On The Removal Of Sulfadimethoxine And Sulfamethoxazole In Freshwater And Seawater, Zhen-Hao Liao, Dai-Chee Ng, Yu-Sheng Wu, Fan Hua Nan
Effect Of Chlorine Dioxide On The Removal Of Sulfadimethoxine And Sulfamethoxazole In Freshwater And Seawater, Zhen-Hao Liao, Dai-Chee Ng, Yu-Sheng Wu, Fan Hua Nan
Journal of Marine Science and Technology–Taiwan
This study aimed to understand the fate of sulfonamides (SAs) under dark condition in a laboratory-scale aquatic system, and evaluate the removal of SAs by using Chlorine dioxide. Based on the mass spectrometry quantification, our results have shown that two sulfonamides were transformed at very slow rate in the dark. The 180 day degradation efficiencies (%) of sulfadimethoxine (SDM) in freshwater and seawater were 6.37 ± 2.56 and 4.38 ± 3.43, respectively, while those of sulfamethoxazole (SMX) in freshwater and seawater were 7.81 ± 2.15 and 6.60 ± 2.69, respectively. In the treatment of Chlorine dioxide for the removal of …
Long-Term Observations Of Interannual And Decadal Variation Of Sea Surface Temperature In The Taiwan Strait, Ming-An Lee, Wei-Po Huang, Yi-Lo Shen, Jinn-Shing Weng, Bambang Semedi, Yi-Chen Wang, Jui-Wen Chan
Long-Term Observations Of Interannual And Decadal Variation Of Sea Surface Temperature In The Taiwan Strait, Ming-An Lee, Wei-Po Huang, Yi-Lo Shen, Jinn-Shing Weng, Bambang Semedi, Yi-Chen Wang, Jui-Wen Chan
Journal of Marine Science and Technology–Taiwan
Long-term observations of interannual and decadal variation of sea surface temperature (SST) in the Taiwan Strait (TS) were studied for the period 1870–2018; the climatology data were obtained from the Met Office Hadley Centre, UK. In the study period, the highest annual mean and lowest SST observed were 25.3°C in 1998 and 22.4°C in 1919, respectively. Six distinct regimes were identified. The first regime of fairly stable or slightly cooling SST lasted through the 1920s. The two regime shifts of 1919 to 1945 and 1976–1977 to 1998 led to the two fast warming trends of 2.0°C in 26 years, from …
Experimental Investigation And Modeling Of The Response Surface Methodology For The Optimization Of A Multiloop Heat Pipe, Dar-Sun Liou
Experimental Investigation And Modeling Of The Response Surface Methodology For The Optimization Of A Multiloop Heat Pipe, Dar-Sun Liou
Journal of Marine Science and Technology–Taiwan
Considering thermohydrodynamic instabilities in the design of cooling systems has become a trend, which has led to the evolution of thermal management. However, such instabilities, which cause flow perturbations, are difficult to explain by using physical theories. The aim of this study was to use a parameter-based modeling technique, namely the response surface methodology (RSM), to characterize the dynamics of multiloop heat pipes (MLHPs) under various heat loads. The RSM, which is based on statistics, was used to determine the relationship between the design parameters and thermal responses of MLHPs, which are represented using polynomials. Th aim of our RSM …
Supply Chain Inventory Model With Markov Chain Demand, Zhi-Ping Lin, Su-Ping Ho
Supply Chain Inventory Model With Markov Chain Demand, Zhi-Ping Lin, Su-Ping Ho
Journal of Marine Science and Technology–Taiwan
This study aims to develop a new one-vendor multiple-buyers integrated inventory model. We believe that our proposed model can forecast the demand of all buyers in the coming future by using data that have already existed and to minimize the total cost-for both buyers and vendors. In recent days, the Markov chain approach has played one of the critical methods of demand forecasting in the Supply Chain Management (SCM) field. The proposed model of this study is to analysis the demand of all buyers in one specific season that was impacted by the demand in the same season from last …
Fire Resistance Of Steel Connectors Of Precast Lightweight Concrete Walls, Jen-Hao Chi, Maochieh Chi, Yue-Lin Huang
Fire Resistance Of Steel Connectors Of Precast Lightweight Concrete Walls, Jen-Hao Chi, Maochieh Chi, Yue-Lin Huang
Journal of Marine Science and Technology–Taiwan
In this study the fire test was performed to investigate the mechanic behaviors and failure patterns of precast normal weight concrete (NWC) and lightweight concrete (LWC) walls with three types of commonly used steel connectors, namely dry (61), wet (81), and bearing (56E) connectors. For the LWC wall specimens, on lateral application of tension, the cracking load values of the dry, wet, and bearing-type connectors were 95.1%, 86.3%, and 83.0%, respectively, of the original loads, and their ultimate load values were 81.6%, 90.7%, and 85.0%, respectively, of the original. In the shearing test after the fire resistance test, the cracking …
Differential Evolution Algorithm For Ship Path Planning In Open Waters, Yu-Tao Kang, Wei-Jiong Chen, Jin-Hui Wang
Differential Evolution Algorithm For Ship Path Planning In Open Waters, Yu-Tao Kang, Wei-Jiong Chen, Jin-Hui Wang
Journal of Marine Science and Technology–Taiwan
A general approach to the derivation of simple yet accurate formulas for identifying bandpass nonlinear channels in or-thogonal frequency-division multiplexing (OFDM) systems is proposed in this paper. The OFDM is an widely adopted tech-nique for wideband communication applications. An OFDM signal could be highly vulnerable to nonlinearities in a com-munication link. This makes proper estimation of the nonlin-ear channel essential for an OFDM system. A nonlinear bandpass communication channel is commonly described by a complex Voletrra series, in which the task of nonlinear channel identification is to determine the Volterra kernels. This task can become very difficult when the order …
Integrated Simulation Of Virtual Prototypes And Control Algorithms Of Unmanned Surface Vehicles Based On A Robot Operating System, Hye-Won Lee, Joo-Hyun Woo, Myung-Il Roh, Seung-Ho Ham, Luman Zhao, Sol Ha, Nak-Wan Kim, Chan-Woo Yu
Integrated Simulation Of Virtual Prototypes And Control Algorithms Of Unmanned Surface Vehicles Based On A Robot Operating System, Hye-Won Lee, Joo-Hyun Woo, Myung-Il Roh, Seung-Ho Ham, Luman Zhao, Sol Ha, Nak-Wan Kim, Chan-Woo Yu
Journal of Marine Science and Technology–Taiwan
Unmanned surface vehicles (USVs) require autonomous software with a high level of liberalization and automation to complete various missions. Therefore, experimental verification and validation of this software at the initial design stage are essential. However, such experiments are impossible before the actual hardware is developed, and the creation of an external environment for the mission requires substantial cost and time. In this study, virtual prototypes of the mission environment and hardware for the USV are developed. Then, a simulation environment for testing the control algorithms in the autonomous software is constructed. Data communication with the USV hardware is necessary for …