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2024

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The Influence Of Social Media On Adolescent Mental Health, Sally Diomande Dec 2024

The Influence Of Social Media On Adolescent Mental Health, Sally Diomande

Psychology Student Publications

This paper goes through the difficult relationship between social media use and adolescent mental health, focusing on both the positive and negative impacts. It discusses how social comparison, amplified by social media, can lead to feelings of inadequacy, anxiety, and depression, particularly due to the idealized representations of others lives.The paper also highlights the dangers of cyber-bullying, which exacerbates mental health issues and even leads to suicidal thoughts in some adolescents.


Evaluating The Effectiveness Of Benguet Pine (Pinus Kesiya) Xylem For Deep Well Water Filtration, Allen Conner C. Hizon, Robert Zachary M. Santos, Juan Jose B. Lacson, Jefferson Danilo G. Villarin, Juan Carlo T. Gumangan Dec 2024

Evaluating The Effectiveness Of Benguet Pine (Pinus Kesiya) Xylem For Deep Well Water Filtration, Allen Conner C. Hizon, Robert Zachary M. Santos, Juan Jose B. Lacson, Jefferson Danilo G. Villarin, Juan Carlo T. Gumangan

Sinaya: A Philippine Journal for Senior High School Teachers and Students

Even today, many rural and remote communities still do not have access to safe drinking water, which is a basic right of every human. To address this problem, the effectiveness of the Benguet pine tree (Pinus kesiya) xylem as a sustainable water filtration method for well water was investigated. The physical and chemical properties of the filtered and unfiltered deep well water were tested: the total dissolved solids (TDS) and the electrical conductivity using a 5-in-1 electronic water quality tester and the pH level using pH strips. On the other hand, the microbiological metrics, such as heterotrophic plate …


A Narrative Inquiry On The Parent-Child Relationships Of Higher-Weight Late Adolescents, Hien Anh Miguel G. Dang, David Rigel Dela Cruz Panes, Belle Beatriex' M. Alemania Dec 2024

A Narrative Inquiry On The Parent-Child Relationships Of Higher-Weight Late Adolescents, Hien Anh Miguel G. Dang, David Rigel Dela Cruz Panes, Belle Beatriex' M. Alemania

Sinaya: A Philippine Journal for Senior High School Teachers and Students

Late adolescence is a crucial developmental phase marked by significant psychological and emotional changes as individuals transition from childhood to adulthood. However, the specific impact of parental influence on the body image of higher-weight adolescents remains underexplored. This narrative study aimed to examine the parent-child relationship of higher-weight Filipino adolescents, delving more into how parental opinions influence late adolescents' well-being and perception of their bodies. To answer the objective, a qualitative method through semi-structured interview was employed where four participants were chosen by conducting purposive and snowball sampling. Various themes emerged, mainly struggles with body weight acceptance and insecurities, internalizing …


Disparities In Kidney Care In Vulnerable Populations: A Multinational Study From The Isn-Gkha, Robin L. Erickson, Nivedita Kamath, Arpana Iyengar, Adebowale Ademola Dec 2024

Disparities In Kidney Care In Vulnerable Populations: A Multinational Study From The Isn-Gkha, Robin L. Erickson, Nivedita Kamath, Arpana Iyengar, Adebowale Ademola

Open Access archive

Vulnerable populations, such as the elderly, children, displaced people, and refugees, often encounter challenges in accessing healthcare. In this study, we used data from the third iteration of the International Society of Nephrology Global Kidney Health Atlas (ISN-GKHA) to describe kidney care access and delivery to vulnerable populations across countries and regions. Using data from an international survey of clinicians, policymakers, and patient advocates, we assessed the funding and coverage of vulnerable populations on all aspects of kidney replacement therapies (KRT). Overall, 167 countries or jurisdictions participated in the survey, representing 97.4% of the world’s population. Children had less access …


Efficacy Of Probiotics For Treatment Of Acute Or Persistent Diarrhoea In Children From Birth Till 10 Years: Systematic Review And Meta-Analysis, Anmol Minaz, Ridwa Alam, Uswa Jiwani, Khadija Vadsaria, Ahmad Khan, Aqsa Ishaq, Samar Sultan, Marium Mohsin, Ashraf Sharif, Yasir Bin Nisar, Jai K. Das, Sajid Bashir Soofi, Shabina Ariff Dec 2024

Efficacy Of Probiotics For Treatment Of Acute Or Persistent Diarrhoea In Children From Birth Till 10 Years: Systematic Review And Meta-Analysis, Anmol Minaz, Ridwa Alam, Uswa Jiwani, Khadija Vadsaria, Ahmad Khan, Aqsa Ishaq, Samar Sultan, Marium Mohsin, Ashraf Sharif, Yasir Bin Nisar, Jai K. Das, Sajid Bashir Soofi, Shabina Ariff

Centre of Excellence in Women and Child Health

Background: Numerous studies have investigated the efficacy of probiotics in treating acute and persistent diarrhoea. However, probiotics have not been established as a recommended management option for diarrhoeal illness by the World Health Organization (WHO). Therefore, we conducted a systematic review of randomised controlled trials to assess the efficacy of probiotics for the management of acute and persistent diarrhoea in children.
Methods: A systematic search on PubMed, CINAHL, Wiley Cochrane Library, Scopus, Clinicaltrials.gov, and WHO International Clinical Trials Registry Platform (ICTRP) was performed. All studies published in the year 2000 and onwards that assessed the use of probiotics in the …


Re-Indigenizing And Collaboratively Tending Urban Greenspaces, Divinity Nnenne Adewale Dec 2024

Re-Indigenizing And Collaboratively Tending Urban Greenspaces, Divinity Nnenne Adewale

University Honors Theses

This work details the active process of land tending with the intention of re-Indigenization in the Pacific Northwest at several Portland sites; The Native American Student Community Center, PSU Oak Savanna, and the Ridgefield National Wildlife Refuge. Land tending is an intuitive process, one rooted in love and respect for life of all forms as well as becoming the perpetual student; land tending is not a skill to be mastered, only practiced. Unlike environmental management, tending cannot be done separate from the earth, in a classroom or otherwise. Connections are what tending is built on top of: the foundation; effort …


A Clustering-Based Location Allocation Method For Delivery Sites Under Epidemic Situations, Yaqiong Zhou, Junqi Chen, Weishi Li, Sihang Qiu, Rusheng Ju Dec 2024

A Clustering-Based Location Allocation Method For Delivery Sites Under Epidemic Situations, Yaqiong Zhou, Junqi Chen, Weishi Li, Sihang Qiu, Rusheng Ju

Journal of System Simulation

Abstract: To address the poor performance of commonly used intelligent optimization algorithms in solving location problems—specifically regarding effectiveness, efficiency, and stability—this study proposes a novel location allocation method for the delivery sites to deliver daily necessities during epidemic quarantines. After establishing the optimization objectives and constraints, we developed a relevant mathematical model based on the collected data and utilized traditional intelligent optimization algorithms to obtain Pareto optimal solutions. Building on the characteristics of these Pareto front solutions, we introduced an improved clustering algorithm and conducted simulation experiments using data from Changchun City. The results demonstrate that the proposed algorithm outperforms …


Research On Verification Method Of Motor Startups In Nuclear Power Plants Based On Topology Recognition, Baozhu Li, Weijie Dong, Chao Chen Dec 2024

Research On Verification Method Of Motor Startups In Nuclear Power Plants Based On Topology Recognition, Baozhu Li, Weijie Dong, Chao Chen

Journal of System Simulation

Abstract: There are many motors in operation or on standby in nuclear power plants, and the startup of group motors will have a great impact on the voltage of the emergency bus. At present, there is no special or inexpensive software to solve this problem, and the experience of engineers is not accurate enough. Therefore, this paper developed a method and system for the startup calculation of group motors in nuclear power plants and proposed an automatic generation method of circuit topology in nuclear power plants. Each component in the topology was given its unique number, and the component class …


Modeling And Integration Method Of Sysml Model For Complex Business Scenarios, Bing Yu, Baoran An, Shicao Zhao Dec 2024

Modeling And Integration Method Of Sysml Model For Complex Business Scenarios, Bing Yu, Baoran An, Shicao Zhao

Journal of System Simulation

Abstract: The development process of complex equipment involves multi-stage business processes, multi-level product architecture, and multi-disciplinary physical processes. The relationship between its system model and various disciplinary models is extremely complicated. In the modeling and integration process, extensive customized development is needed to realize model integration and interoperability in different business scenarios. Meanwhile, the differences in modeling and interaction between different modeling tools make it difficult to support the consistent representation of models in complex scenarios. To improve the efficiency of system modeling and integration in complex business scenarios, a system modeling and integration method was proposed. This method took …


Algorithm And Semi-Physical System Simulation For Command Intent Recognition Of Uav In Low-Resource Environment, Hongfu Liu, Yajing Fu, Wanpeng Zhang, Hu Zhang Dec 2024

Algorithm And Semi-Physical System Simulation For Command Intent Recognition Of Uav In Low-Resource Environment, Hongfu Liu, Yajing Fu, Wanpeng Zhang, Hu Zhang

Journal of System Simulation

Abstract: When a communication network is partially disabled or disrupted, an UAV is plunged into a "low-resource environment" and must rely on local hardware resources. This situation imposes constraints on computing power, storage capacity, and energy availability. To address the need for command intent recognition in such environments, a semi-physical simulation system for UAV in emergency rescue operations has been designed and implemented. Based on the low resource airborne hardware in the loop, the system simulates UAV command intention recognition and mission planning through GIS+BIM 3D environment modeling task scenarios. A new lightweight algorithm for intent recognition has been proposed, …


Uav Swarm Obstacle Avoidance Based On Visual Filed And Adaptive Radius, Gaohang Ai, Chuntao Li Dec 2024

Uav Swarm Obstacle Avoidance Based On Visual Filed And Adaptive Radius, Gaohang Ai, Chuntao Li

Journal of System Simulation

Abstract: Aiming at the obstacle avoidance problem of large-scale UAV swarm tracking flight route, a swarm obstacle avoidance algorithm based on distributed model predictive control combined with visual field and adaptive obstacle avoidance radius is proposed. In the process of swarm flight, the UAV obtains the reference route information of the current moment according to its own position, and obtains the predicted trajectory of its neighbors through local information interaction. When encountering obstacles, the adaptive obstacle avoidance radius and field of view topology method are combined to effectively solve the problem that the internal safety distance cannot be maintained and …


A Novel Research Pattern For The Simulation Of Complex Systems Sigd, Bin Chen, Runkang Guo, Zhengqiu Zhu, Yong Zhao, Yatai Ji, Aiguo Chen, Guangquan Cheng Dec 2024

A Novel Research Pattern For The Simulation Of Complex Systems Sigd, Bin Chen, Runkang Guo, Zhengqiu Zhu, Yong Zhao, Yatai Ji, Aiguo Chen, Guangquan Cheng

Journal of System Simulation

Abstract: The complexity of the system is mainly reflected in the numerous components and extremely complex interactions. Combined with the current trend of artificial intelligence development, this paper analyzes and considers the changes in thinking mode brought by simulation discipline research, and forms an understanding of the connotation and research scope of simulation intelligence. A new pattern for complex system simulation research is proposed: "simulation intelligence based generating decisions (SIGD)". In the SIGD pattern, the similar principles, modeling methods, and decision-guiding modes in simulation disciplines are different from those in traditional simulation. Under the guidance of this concept, a connection-oriented …


Overcoming Obstacles To Interdisciplinary Research: Empirical Insights And Strategies [Peer-Reviewed Journal], Cristo Leon Ph.D., James Lipuma Ph.D. Dec 2024

Overcoming Obstacles To Interdisciplinary Research: Empirical Insights And Strategies [Peer-Reviewed Journal], Cristo Leon Ph.D., James Lipuma Ph.D.

STEM for Success Resources

Explore how to overcome obstacles to interdisciplinary research with strategies for transdisciplinary communication, breaking silos, and fostering collaboration. Read insights from Cristo Leon and James Lipuma in this impactful study.


Administrators Dec 2024

Administrators

Catholic University Law Review

No abstract provided.


If It Was Good Enough To Work Against The Nazis . . . : Revitalizing The Foreign Agents Registration Act To Regulate Modern Foreign Electioneering, Troy Mccurry Dec 2024

If It Was Good Enough To Work Against The Nazis . . . : Revitalizing The Foreign Agents Registration Act To Regulate Modern Foreign Electioneering, Troy Mccurry

Catholic University Law Review

News headlines from the 2016 election to the present have described an ongoing political scandal that is unmatched in modern history: continued attempts of foreign interference in U.S. elections. It is fairly obvious that the United States lacks adequate restrictions to prevent foreign interference in U.S. elections. It therefore needs a law that—while passing constitutional scrutiny—prohibits more foreign political activity than what is currently covered, especially in relation to social media. This should be a simple and effective legislative fix, a return to the core aspects of the original Foreign Agents Registration Act (FARA) that focuses on potential electioneering of …


Optimizing Brake Bias In Formula Sae: A Framework For New And Existing Members, Benjamin Swonger Dec 2024

Optimizing Brake Bias In Formula Sae: A Framework For New And Existing Members, Benjamin Swonger

Mechanical Engineering and Materials Science Independent Study

Formula SAE cars undergo various events where different brake biases are beneficial. Brake bias, the percentage of braking force between the front and rear brakes, plays a crucial role in the car’s overall performance and safety. Correct tuning and diagnostic of the brake system greatly improves stability, minimizes wheel lock-up, and reduces the risk of under and oversteer. This report provides a framework methodology and analysis to optimize brake bias in most situations. The objective is to provide a base knowledge of the brake system that gives new team members a step-by-step guide that simplifies the brake bias calculation and …


Development Of Platform And Harness System For In Vivo Rat Elbow Range Of Motion Device And Confirmation Of Ulnar Nerve Integrity In Rats, Genevieve Jarrell Dec 2024

Development Of Platform And Harness System For In Vivo Rat Elbow Range Of Motion Device And Confirmation Of Ulnar Nerve Integrity In Rats, Genevieve Jarrell

Mechanical Engineering and Materials Science Independent Study

This independent study in Dr. Lake’s Musculoskeletal Soft Tissue Lab focused on two main projects. The first was creating a platform and harness system to secure a rat while its elbow range of motion (ROM) was measured in vivo. Multiple prototypes were designed, 3D printed, and tested on a deceased animal, and each design was improved upon to yield more consistent results. The final prototype yielded semi-consistent results, with further improvements identified and planned. The second project focused on developing a protocol to confirm the integrity of a rat’s ulnar nerve after an ulnar collateral ligament (UCL) transection. Two methods …


Winter Commencement: December 20, 2024, University Of North Dakota Dec 2024

Winter Commencement: December 20, 2024, University Of North Dakota

UND Commencement Programs

UND Winter Commencement program from December 20, 2024.


Simulation Of Cascade Failure In Urban Rail Transit Hypernetworks Based On Hypergraph Theory, Zijin Han, Mingjun Qian, Xixian Wang, Kaiyue Zhang Dec 2024

Simulation Of Cascade Failure In Urban Rail Transit Hypernetworks Based On Hypergraph Theory, Zijin Han, Mingjun Qian, Xixian Wang, Kaiyue Zhang

Journal of System Simulation

Abstract: In order to enhance the resilience of urban rail transit networks to ensure stable operations and passenger safety in the face of emergencies, hypergraph theory is introduced to construct a hypergraph based urban rail transit hypernetwork model, and a nonlinear load-capacity cascading failure model based on passenger flow weighting is established. In response to the passenger evacuation process at actual transportation network stations, a load redistribution mechanism is proposed, taking into consideration both the network level and the importance of passenger flow. To address scenarios where stations in actual traffic networks can still accommodate loads during shutdowns, a node …


Research On Digital Twin Simulation Method Of Industrial Robot Integrated With Reinforcement Learning, Tianyue Miao, Lu Wang, Jiaxiao He, Nenggang Xie Dec 2024

Research On Digital Twin Simulation Method Of Industrial Robot Integrated With Reinforcement Learning, Tianyue Miao, Lu Wang, Jiaxiao He, Nenggang Xie

Journal of System Simulation

Abstract: In response to the lack of comprehensive functionality and limited application scenarios in the current field of industrial robot digital twin systems, which results in low versatility, a method for constructing a digital twin system for industrial robots with high versatility is proposed. A four-dimensional system architecture for the digital twin is designed, and the components and functions of the four-dimensional system are analyzed, based on the system level planning of the four-dimensional system, the concept of integrating reinforcement learning into the virtual replacement of real concept is defined. By constructing a multi-attribute virtual model and using TCP communication …


Novel Digital Anomalies, Hippocampal Atrophy, And Mutations Expand The Genotypic And Phenotypic Spectra Of Cnksr2 In The Houge Type Of X-Linked Syndromic Intellectual Development Disorder (Mrxshg), Mohammad Reza Ghasemi, Sahand Tehrani Fateh, Afif Ben-Mahmoud, Vijay Gupta, Lara G. Stühn, Gaetan Lesca, Nicolas Chatron, Konrad Platzer, Patrick Edery, Hossein Sadeghi, Bertrand Isidor, Benjamin Cogné, Heidi L. Schulz, Ilona Krauspe-Stübecke, Radhakrishnan Periyasamy, Sheela Nampoothiri, Reza Mirfakhraie, Sahar Alijanpour, Steffen Syrbe, Ulrich Pfeifer, Stephanie Spranger, Kathrin Grundmann-Hauser, Tobias B. Haack, Maria T. Papadopoulou, Tayrine Da Silva Gonçalves, Eleni Panagiotakaki, Alexis Arzimanoglou, Seyed Hassan Tonekaboni, Yves Lacassie, Et Al Dec 2024

Novel Digital Anomalies, Hippocampal Atrophy, And Mutations Expand The Genotypic And Phenotypic Spectra Of Cnksr2 In The Houge Type Of X-Linked Syndromic Intellectual Development Disorder (Mrxshg), Mohammad Reza Ghasemi, Sahand Tehrani Fateh, Afif Ben-Mahmoud, Vijay Gupta, Lara G. Stühn, Gaetan Lesca, Nicolas Chatron, Konrad Platzer, Patrick Edery, Hossein Sadeghi, Bertrand Isidor, Benjamin Cogné, Heidi L. Schulz, Ilona Krauspe-Stübecke, Radhakrishnan Periyasamy, Sheela Nampoothiri, Reza Mirfakhraie, Sahar Alijanpour, Steffen Syrbe, Ulrich Pfeifer, Stephanie Spranger, Kathrin Grundmann-Hauser, Tobias B. Haack, Maria T. Papadopoulou, Tayrine Da Silva Gonçalves, Eleni Panagiotakaki, Alexis Arzimanoglou, Seyed Hassan Tonekaboni, Yves Lacassie, Et Al

School of Medicine Faculty Publications

The Houge type of X-linked syndromic intellectual developmental disorder (MRXSHG) encompasses a spectrum of neurodevelopmental disorders characterized by intellectual disability (ID), language/speech delay, attention issues, and epilepsy. These conditions arise from hemizygous or heterozygous deletions, along with point mutations, affecting CNKSR2, a gene located at Xp22.12. CNKSR2, also known as CNK2 or MAGUIN, functions as a synaptic scaffolding molecule within the neuronal postsynaptic density (PSD) of the central nervous system. It acts as a link connecting postsynaptic structural proteins, such as PSD95 and S-SCAM, by employing multiple functional domains crucial for synaptic signaling and protein–protein interactions. Predominantly expressed in dendrites, …


An Intelligent System Using Deep Learning For Healthcare Monitoring In Light Of The Covid-19 And Future Pandemics Based On Iot, Sara Salman Qasim, Rajaa J. Khanjar, Jamal Nasir Hasoon, Baesher Abdullateff Abad, Ali Hussein Fadil, Shajan.M. Alsowaidi Dec 2024

An Intelligent System Using Deep Learning For Healthcare Monitoring In Light Of The Covid-19 And Future Pandemics Based On Iot, Sara Salman Qasim, Rajaa J. Khanjar, Jamal Nasir Hasoon, Baesher Abdullateff Abad, Ali Hussein Fadil, Shajan.M. Alsowaidi

Al-Esraa University College Journal for Engineering Sciences

Recently, the Internet of Things has become a compelling research field as a new topic of research in various disciplines, particularly in the field of healthcare, because the Internet of Things is rebuilding modern healthcare systems by integrating technology, economics, and social perspectives. The development of healthcare systems from traditional to more personalized systems in which patients can be easily diagnosed, monitored and treated and many people can be helped. People are treated and cared for remotely and this is what some people need in the crisis the world has been through like COVID-19. This epidemic is caused by the …


Speech Coding Based On A Hybrid Approach: Dct, Huffman And Run-Length Coding, Sundos Abdulameer Alazawi, Esraa Jaffar Baker, Shahbaa Mohammed Abdulmaged Dec 2024

Speech Coding Based On A Hybrid Approach: Dct, Huffman And Run-Length Coding, Sundos Abdulameer Alazawi, Esraa Jaffar Baker, Shahbaa Mohammed Abdulmaged

Al-Esraa University College Journal for Engineering Sciences

The exponential expansion of data in the digital world necessitates the development of effective methods for data transmission and storage. Data compression (DC) strategies are suggested to reduce the quantity of data stored or conveyed due to constrained resources. As a result of DC ideas' ability to efficiently use existing storage space and transmission capacity, different methods have been developed in various areas. Speech coding is a lossy method of coding; therefore, the output signal differs slightly from the input signal. Speech coding is useful for message encryption, communication over long distances and speech quality. In the fields of digital …


Predictors Of Sedimentary Organic Carbon In Seagrass Vegetated And Unvegetated Sediment In The Tamar Estuary, United Kingdom, Kathryn Pogson Dec 2024

Predictors Of Sedimentary Organic Carbon In Seagrass Vegetated And Unvegetated Sediment In The Tamar Estuary, United Kingdom, Kathryn Pogson

The Plymouth Student Scientist

Seagrass meadows are considered significant natural carbon sinks due to their ability to store large amounts of organic carbon (Corg) in their sediments. ‘Blue carbon strategies’ aim to utilise and enhance this ability to mitigate climate change. However, assessing the Corg content and the habitat characteristics that influence this, in both seagrass vegetated and adjacent unvegetated sediments is needed to improve ‘Blue Carbon’ assessments. Currently, adjacent unvegetated sediments are excluded from Blue Carbon assessments as investigations rarely incorporate them into study design, despite evidence suggesting that they can also store significant amounts of Corg. Mean …


An Investigation Into The Current Knowledge And Consumption Frequencies Of Probiotic Products Amongst Uk-Based Athletes, Ella J. Myers Dec 2024

An Investigation Into The Current Knowledge And Consumption Frequencies Of Probiotic Products Amongst Uk-Based Athletes, Ella J. Myers

The Plymouth Student Scientist

Growing evidence supports the role of probiotics as modulators of the gut microbiome and subsequent beneficial effects on health, adaptations to exercise, and performance amongst athletes. Despite this, limited literature exists concerning athletes’ current understanding or consumption habits of such products. Therefore, the present study aimed to investigate the knowledge and consumption frequencies of probiotic products amongst UK-based recreational and competitive athletes using a three-part online questionnaire. A scoring system based on the number of correct responses to questions regarding probiotics was employed to assess athlete knowledge. Subsequent questions allowed for the collection of data regarding respondents’ current consumption habits …


The Impact Of Artificial Light At Night On The Distribution Of Sea Turtles In The Mediterranean, Molly R. Blyth Dec 2024

The Impact Of Artificial Light At Night On The Distribution Of Sea Turtles In The Mediterranean, Molly R. Blyth

The Plymouth Student Scientist

Artificial light at night (ALAN) poses a significant threat to a wide array of species across the world. In coastal areas, artificial lighting is known to disrupt sea-finding behaviour of sea turtle hatchlings and to deter females from nesting beaches. Yet, sea turtles spend the majority of their lifetimes in the sea, where the influence of ALAN on sea turtle distribution has not previously been studied. Using a recently published atlas of ALAN under the sea, this study analysed an online dataset of sea turtle sightings throughout the Mediterranean Sea, to look for a relationship using a binomial generalised linear …


The Weight Of Words: An Investigation On The Impact Of Stereotypical Body Language On Body Dissatisfaction, Hannah M. Brown Dec 2024

The Weight Of Words: An Investigation On The Impact Of Stereotypical Body Language On Body Dissatisfaction, Hannah M. Brown

The Plymouth Student Scientist

Body image research is extensive, producing various tools to assess body dissatisfaction and related factors. Despite this, eating disorder rates remain high. This study investigates the relationship between self-schemas, the lexical frameworks of body-related words, and their impact on body shape dissatisfaction. Sociocultural pressures to conform to beauty standards make body image talk ubiquitous and influential. Previous studies primarily used explicit measures, like self-reports, which are subject to biases, whereas implicit measures reveal underlying cognitive mechanisms. This study employed the Stunkard Figure Scale to measure body dissatisfaction and the Body Appreciation Scale 2 to assess body appreciation, examining cognitive biases …


Measurement Of The Mechanical Properties Of Blood Vessels Using A Vascular Simulation Rig, Jack Lockyer Dec 2024

Measurement Of The Mechanical Properties Of Blood Vessels Using A Vascular Simulation Rig, Jack Lockyer

The Plymouth Student Scientist

Understanding the mechanical properties of blood vessels is crucial for reconstructive surgeons who connect donor tissue flaps to recipient sites. This paper describes the development of a vascular simulation test rig that delivers pulsatile flow to a blood vessel sample while continuously monitoring system pressure and sample diameter. These measurements allow for the calculation of the viscous coefficient, an important mechanical property for comparing blood vessels. A pilot test using the rig demonstrates its ability to measure pressure and diameter and highlights necessary improvements to enhance data quality. The pilot test shows that the current rig can measure 5 mm …


Microplastics In The Mix: Types And Retention Of Microplastics Within A Mixed Species Seagrass Meadow In The Tamar Estuary, Ida S. Kreuze Dec 2024

Microplastics In The Mix: Types And Retention Of Microplastics Within A Mixed Species Seagrass Meadow In The Tamar Estuary, Ida S. Kreuze

The Plymouth Student Scientist

Microplastic pollution in coastal systems is becoming increasingly prevalent and a commonly discussed topic in science and the media. Seagrass beds have been identified as highly vulnerable environments to microplastic pollution due to their nature as traps for particulate matter in the water column, and their role in habitat production and blue carbon storage makes them of high conservation concern. This study examined a mixed species seagrass bed in the Tamar Estuary in Plymouth Sound, composed of Nanozostera noltei and a morphology of Zostera marina, to identify how seagrass shoot density and sediment particle size impacted the number and …


Rooting For Resilience: Investigating The Success Of Seagrass Restoration Methods, Olivia K. Stockdale Dec 2024

Rooting For Resilience: Investigating The Success Of Seagrass Restoration Methods, Olivia K. Stockdale

The Plymouth Student Scientist

Seagrasses generate vital ecosystem services to coastal communities, whilst also protecting marine biodiversity. Despite their significance, seagrass ecosystems face a plethora of threats from both anthropogenic and natural sources, causing a 20 % loss of seagrass area over the last century. To combat this, numerous restoration methods exist for seagrass habitats globally, with varying degrees of success. Through a comprehensive systematic review and subsequent meta-analysis, this study illustrates the varying success rates of different transplant and seed-based restoration methods over differing timescales. Accounting for varying timescales, results showed that restoration method had a significant effect on success rate (χ2 …