ISEF · 2021
Queue Control System
Engineering Mechanics
Effective control of state-imposed regulations (caused by COVID-19) is one of the main challenges. Therefore, our goal was to create a device that would be able to calculate the number of pe…
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ISEF · 2021
Radio Emissions of Anomalous X-ray Pulsars
Physics and Astronomy
Anomalous X-ray Pulsars (AXPs) have not yet been extensively studied using radio telescopes, and so there is a lack of knowledge regarding their emissions and locations. Studying neutron sta…
ISEF · 2021
Radio Watching: Modelling of Radio Wave Fire Detection
Physics and Astronomy
Developing early and reliable forest fires detection systems is of most importance in the current climate change scenario. For that purpose, using radio waves attenuation patterns reveals se…
ISEF · 2021
"Raksha": System for Prevention of Electrocution and the Hazardous Effects of Short Circuits
Embedded Systems
The invention described is one that can effect the prevention of the hazard of electrocution (electric shock) wholly and substantially, and can also effect the mitigation of the hazardous ef…
ISEF · 2021
Ramanujan Congruences for Tangent Numbers
Mathematics
Euler numbers E_n appear in many places of classic analysis, combinatorics, and topology. They can be defined as Taylor coefficients of the function tanh x + sech x or (in the terminology of…
ISEF · 2021
Ranking of the Vertices in a Weighted Graph
Mathematics
A graph represents a group of objects (network) and the relations between them. This research introduces ranking of vertices – a mathematical concept, applied to various areas (Google search…
ISEF · 2021
Rapid Intensification of Hurricanes in the Atlantic Basin
Earth and Environmental Sciences
There is a growing concern within the meteorological community regarding how the world should be handling the forecasting of tropical cyclones. Rapid intensification is happening more and mo…
ISEF · 2021
Rapid, Noninvasive, Fluorescence-Based Detection for Elevated Levels of Nitric Oxide in Exhaled Breath, as a Marker for Hazardous PM2.5 Exposure
Translational Medical Science Fourth Award
There is a clear correlation between prolonged exposure to ambient fine particulate matter (PM2.5) and development of lethal disease. Today, there exists no personalized, quantifiable measur…
ISEF · 2021
Rapid Osteoporosis Risk Assessment: Non-invasive Detection Kit of Calcium, Phosphate and pH in Human Sweat
Biomedical and Health Sciences Fourth Award
Osteoporosis is a hard-to-detect disease involving bone degeneration. Most of the people living with osteoporosis are unaware of it until complications occur. Detection of calcium and phosph…
ISEF · 2021
Rare-Earth-Free Silicon-Based Organic Molecules for Solid-State Lighting Applications
Chemistry Fourth Award
Commercial white-light LED lamps are typically made with InGaN blue LEDs coated with yellow phosphors containing rare-earth elements, such as cerium-doped yttrium aluminum garnet (YAG:Ce3+).…
ISEF · 2021
Readily Implementable Fall Detection System for the Elderly using Thermal Image Segmentation and Convolutional Neural Networks
Embedded Systems
Over a quarter of older adults in the US fall each year and falls are the second leading cause of injury deaths worldwide, with 80% of deaths in low- and middle-income countries. Quick assis…
ISEF · 2021
Real Orbital Implementation of Visual Binary Through an Analysis of the Orbital Elements
Physics and Astronomy
In this research, we want to explore how to represent the actual orbit from the observational orbit of an visual binary. A total of two studies were conducted, and the first was a mathematic…
ISEF · 2021
Reason and Passions in Hume's Morality
Behavioral and Social Sciences
This research has as object the ethical theory of the philosopher David Hume. The main objective is to understand how "reason" and "passions" (emotions) relate to the production of a virtuou…
ISEF · 2021
Recombinant Bacteria Capable of Expressing Type I Collagen Proteins
Microbiology
The goal of this research is to observe and analyze the capabilities of Escherichia coli to express the type I collagen triple helix through use of a plasmid vector. Type I collagen is a str…
ISEF · 2021
Recombinant expression of NT-2Rep-CT spider silk minispidroin
Biomedical Engineering
Spider silk fiber is very durable and can be used in a variety of industries, ranging from biomedicine to military. It is not possible to obtain this fiber naturally, on an industrial scale,…
ISEF · 2021
Recovery of Lithium and Cobalt from Waste Li-ion Batteries with a Newly Developed Method
Energy: Sustainable Materials and Design Third Award
With the increase in the use of lithium-ion batteries, there is also increase in the waste of dead batteries which causes environmental problems. The recycling of lithium-ion batteries carri…
ISEF · 2021
Recycling Household Plastics for Use in 3D Printing Applications
Environmental Engineering Fourth Award
Single use plastics are increasingly common in society, with waste from bottles, packaging, and containers filling up landfills and damaging ecosystems worldwide. At the same time, 3D printi…
ISEF · 2021
Recycling Plastic for 3d Printing
Engineering Mechanics Fourth Award
3d printing is becoming more important and useful every year. Almost every single engineering company uses 3d printing in some way. Despite this many schools don’t have 3d printers. This is…
ISEF · 2021
Reduction of Tsunami Impacts on Coastal Inhabitants and Infrastructure by Armoring Shorelines Using Hydrodynamics
Engineering Mechanics Fourth Award
Last year I set out to research why it was so hard to stop a tsunami and what kind of barrier I could design that would limit the amount of devastation that one created. I found some remarka…
ISEF · 2021
Refined Genome-wide Prediction of Transgenerational Epimutations and an Ensemble-based Solution to the Imbalanced Class Problem in Epigenetics
Computational Biology and Bioinformatics Third Award
Paternal exposure to environmental toxicants, malnutrition, and stress is associated with increased disease incidence in their children, grandchildren, and great-grandchildren. Recent resear…
ISEF · 2021
Refinement of SNP Mutations of Atopic Dermatitis Related Filaggrin Through Existing R Packages
Computational Biology and Bioinformatics
In the US alone, there are currently 17.8 million affected by Atopic Dermatitis (AD), commonly known as Eczema. It is characterized by itching and skin inflammation. AD patients are at highe…
ISEF · 2021
Regeneration Rates of Dugesia japonica Using Glucose Oxidase Enhanced Honey
Biomedical and Health Sciences
The purpose of this investigation is to determine the effects of glucose oxidase enzyme enhanced honey as a topical wound healing accelerator. The antibiotic treatment will be applied to bis…
ISEF · 2021
Regenerative Treatment of Stress Urinary Incontinence by Allogenic Macrophage Therapy
Biomedical Engineering
Abstract: Stress Urinary Incontinence, also known as SUI, is the leakage of urine by vigorous activities such as coughing and sneezing when pressure is exerted on the urethra. SUI is prevale…
ISEF · 2021
Reinforced Lignin Foams with Higher Adsorption Capabilities
Earth and Environmental Sciences
In last year's study, open-cell lignin foams were prepared from Kraft lignin through a simple baking process. Lignin foams demonstrated good biosorbent capabilities for removing heavy metals…
ISEF · 2021
Relationships Between Fluid and Crystallized Intelligence and Hippocampus Subareas' Volumes: An MRI Study with Standardized Testing
Behavioral and Social Sciences
Over the last century, intelligence has been extensively studied, but theories at the brain level are now emerging, and they are in constant evolution. Previous research has identified relat…
ISEF · 2021
Remote Learning Reminding Buddy (RLRB): Class Schedule, Attendance, Homework Management App. for Distance Learning
Systems Software
Since the COVID-19 spread, countries worldwide are providing remote learning instead of in-person class learning. Many students are struggling with managing distance online learning like acc…
ISEF · 2021
Remote Monitoring System for Swimming Pools Water Quality (IOT)
Earth and Environmental Sciences
The importance of swimming in our life is evident; it reduces the rate of heart attack incidences and accordingly extends a person’s expected lifetime. Besides the health benefits. On the ot…
ISEF · 2021
Removal of Microplastics from Watery Environments with 3D Printed Wax Filters
Chemistry
Microplastic pollution is becoming an increasing threat to the viability of marine organisms and ecosystems. The concentration of these particles actively parallels humanity's increasing nee…
ISEF · 2021
Removing Brakes of Tumor-Resident Myeloid Cells as a Novel Cancer Immunotherapy
Cellular and Molecular Biology
Recent approaches in cancer immunotherapy revolve around encapsulating immunostimulatory molecules within nanoparticles and using systemic delivery to deliver them into the tumor, generating…
ISEF · 2021
Removing Carbon Dioxide from Coal Exhaust via an Olivine and Sodium Hydroxide Filter
Environmental Engineering
Carbon dioxide (CO2) emissions from burning coal for industrial and energy purposes account for a sizable portion of the United States total CO2 emissions. Commercially viable CO2 sequestrat…