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Articles 271 - 300 of 6326

Full-Text Articles in Engineering

Kitchen Ergonomics In Health And Healthcare: A Rapid Scoping Review, Haozhi Chen, Nicholas Anton, Richard J. Holden, Denny Yu Apr 2024

Kitchen Ergonomics In Health And Healthcare: A Rapid Scoping Review, Haozhi Chen, Nicholas Anton, Richard J. Holden, Denny Yu

Purdue University Libraries Open Access Publishing Fund

Although traditional workplace settings such as hospitals and clinics are well-studied, non-clinical areas like home kitchens, which connect clinical healthcare with the care provided in daily living settings, have received less attention. During the early stages of the global pandemic, there has been an increase in home cooking activities due to widespread isolation and restrictions imposed on dining publicly. Ergonomics is at the intersection between work environments and human task performance, and kitchen ergonomics informs knowledge on effective, safe, and efficient cooking practices while maintaining the desired kitchen functionality. Numerous contributions across various disciplines have added knowledge to the kitchen …


Small Modular Reactor And Advanced Reactor Feasibility Study Interim Report, Purdue University Administrative Operations, Purdue University School Of Nuclear Engineering, Duke Energy Apr 2024

Small Modular Reactor And Advanced Reactor Feasibility Study Interim Report, Purdue University Administrative Operations, Purdue University School Of Nuclear Engineering, Duke Energy

Administrative Operations Reports

No abstract provided.


Photoswitchable Optoelectronic Properties Of 2d Mose2/Diarylethene Hybrid Structures, Sewon Park, Jaehoon Ji, Connor Cunningham, Srajan Pillai, Jean Rouillon, Carlos Benitez-Martin, Mengqi Fang, Eui-Hyeok Yang, Joakim Andreasson, Jeong Ho You, Jong Hyun Choi Mar 2024

Photoswitchable Optoelectronic Properties Of 2d Mose2/Diarylethene Hybrid Structures, Sewon Park, Jaehoon Ji, Connor Cunningham, Srajan Pillai, Jean Rouillon, Carlos Benitez-Martin, Mengqi Fang, Eui-Hyeok Yang, Joakim Andreasson, Jeong Ho You, Jong Hyun Choi

Purdue University Libraries Open Access Publishing Fund

The ability to modulate optical and electrical properties of two-dimensional (2D) semiconductors has sparked considerable interest in transition metal dichalcogenides (TMDs). Herein, we introduce a facile strategy for modulating optoelectronic properties of monolayer MoSe2 with external light. Photochromic diarylethene (DAE) molecules formed a 2-nm-thick uniform layer on MoSe2, switching between its closed- and open-form isomers under UV and visible irradiation, respectively. We have discovered that the closed DAE conformation under UV has its lowest unoccupied molecular orbital energy level lower than the conduction band minimum of MoSe2, which facilitates photoinduced charge separation at the hybrid interface and quenches photoluminescence (PL) …


How Individuals’ Opinions Influence Society’S Resistance To Epidemics: An Agent-Based Model Approach, Geonsik Yu, Michael Garee, Mario Ventresca, Yuehwern Yih Mar 2024

How Individuals’ Opinions Influence Society’S Resistance To Epidemics: An Agent-Based Model Approach, Geonsik Yu, Michael Garee, Mario Ventresca, Yuehwern Yih

Purdue University Libraries Open Access Publishing Fund

Background

Protecting public health from infectious diseases often relies on the cooperation of citizens, especially when self-care interventions are the only viable tools for disease mitigation. Accordingly, social aspects related to public opinion have been studied in the context of the recent COVID-19 pandemic. However, a comprehensive understanding of the effects of opinion-related factors on disease spread still requires further exploration.

Methods

We propose an agent-based simulation framework incorporating opinion dynamics within an epidemic model based on the assumption that mass media channels play a leading role in opinion dynamics. The model simulates how opinions about preventive interventions change over …


Searching Govinfo.Gov/, Bert Chapman Mar 2024

Searching Govinfo.Gov/, Bert Chapman

Libraries Faculty and Staff Presentations

This U.S. Government Publishing Office (GPO) database provides access to information legal, legislative, and regulatory information produced on multiple subjects by the U.S. Government. Content includes congressional bills, congressional committee hearings and prints (studies), reports on legislation, the text of laws, regulations, and executive orders and multiple U.S. Government information resources covering subjects from accounting to zoology.


Unmanned Aircraft Systems In Road Assessment: A Novel Approach To The Pavement Condition Index And Vizir Methodologies, Diana Marcela Ortega Rengifo, Jose Capa Salinas, Javier Alexander Perez Caicedo, Manuel Alejandro Rojas Manzano Mar 2024

Unmanned Aircraft Systems In Road Assessment: A Novel Approach To The Pavement Condition Index And Vizir Methodologies, Diana Marcela Ortega Rengifo, Jose Capa Salinas, Javier Alexander Perez Caicedo, Manuel Alejandro Rojas Manzano

Purdue University Libraries Open Access Publishing Fund

This paper presents an innovative approach to road assessment, focusing on enhancing the Pavement Condition Index (PCI) and Visión Inspection de Zones et Itinéraires Á Risque (VIZIR) methodologies by integrating Unmanned Aircraft System (UAS) technology. The research was conducted in an urban setting, utilizing a UAS to capture high-resolution imagery, which was subsequently processed to generate detailed orthomosaics of road surfaces. This study critically analyzed the discrepancies between traditional field measurements and UAS-derived data in pavement condition assessment. The study findings demonstrate that photogrammetry-derived data from UAS offer at least similar or, in some cases, improved information on the collection …


Assessment Of Bridge Rehabilitation To Improve Asset Management, Brittany Bullard Mar 2024

Assessment Of Bridge Rehabilitation To Improve Asset Management, Brittany Bullard

Purdue Road School

The widespread availability of structural monitoring technologies has led to a rise in adaptable use across various structural systems. With the U.S. infrastructure aging, the integration of technologies during new construction and rehabilitation of infrastructure provides opportunities for assessing innovative designs and material uses to extend the life of assets. This presentation focuses on the assessment of the Indiana Toll Road bridge rehabilitations and the effectiveness of overlay materials and integration of link slabs.


Best Practices In Design For Preserving Limestone Curbs: A Project Managers Perspective, Larry Lawlor Mar 2024

Best Practices In Design For Preserving Limestone Curbs: A Project Managers Perspective, Larry Lawlor

Purdue Road School

Indiana limestone has been used in roadway construction projects for over 100 years. This session will discuss the best design practices when confronted with lime- stone curbing along historic streetscapes and neighbor- hoods. Additional practices will be discussed that make use of limestone curbs that cannot be preserved in place. Several examples will be shared to demonstrate how creative design and collaboration with consultants has resulted in limestone curb preservation.


Civil Rights Nondiscrimination Information For Local Public Agencies, Taffanee Keys Mar 2024

Civil Rights Nondiscrimination Information For Local Public Agencies, Taffanee Keys

Purdue Road School

This session will discuss new ADA/Title VI.


Utility Rope-A-Dope: Muhammad Ali Approach To Conflict Analysis, Deborah Porter, Bill Read, Nathan Frey Mar 2024

Utility Rope-A-Dope: Muhammad Ali Approach To Conflict Analysis, Deborah Porter, Bill Read, Nathan Frey

Purdue Road School

Learn how to avoid getting hit with utility conflicts when they are coming at you quickly. Discussion will focus on designing around utilities; evaluating conflicts; right-of-way consideration for utility relocations; changes late in design and during construction; and lessons learned.


Airport Energy Resiliency Roadmap And Implementation Steps, Susan Zellers Mar 2024

Airport Energy Resiliency Roadmap And Implementation Steps, Susan Zellers

Purdue Road School

An airport needs to meet current and future energy demands, while also being sustainable. However, service from the grid may be vulnerable to natural and human-caused events. ACRP Project 02-98 Airport Energy Resiliency Primer and Roadmap provides a guide to executing an airport energy resiliency program. The critical elements of an energy resiliency roadmap will be presented along with case study examples from airports moving toward energy resiliency.


Use Of Gpr To Evaluate Pavement Subgrade Problems, Sung Min Yoon, Cherif Amer-Yahia Mar 2024

Use Of Gpr To Evaluate Pavement Subgrade Problems, Sung Min Yoon, Cherif Amer-Yahia

Purdue Road School

Ground penetrating radar (GPR) is a non-destructive field test that can provide a continuous profile of existing road conditions. It has the potential to be used for a variety of pavement applications, including measuring the thickness of asphalt pavement structure and assisting in the analysis of pavement distress mechanisms. We will share the experiences gained from GPR testing to evaluate pavement subgrade problems.


Broadband Equity, Access, And Deployment (Bead) Program, Monica Hartke-Tarr Mar 2024

Broadband Equity, Access, And Deployment (Bead) Program, Monica Hartke-Tarr

Purdue Road School

The federal government will allocate $42 billion to expand broadband across the U.S., thus providing Indiana with $100 million or more for unserved areas. This is a transformative opportunity for Indiana municipalities, but those without a clear plan risk missing out. Join us as we cover essential steps for securing broadband funds, applications, permits, and safe installations. Don’t miss the chance to benefit from this infrastructure investment!


Exit 10 Renovations, Will Deuter, Jim Earl Mar 2024

Exit 10 Renovations, Will Deuter, Jim Earl

Purdue Road School

Built in 1956, the infrastructure at Exit 10 of the Indiana Toll Road (ITR) needed multiple repairs, including bridge rehabilitation, pavement restoration, and lighting improvements. ITRCC invested in cost-effective renovations on 12 bridges in the Exit 10 vicinity that that would reduce long-term maintenance. The project experienced challenges due to the complexity of construction and mainline work occurring simultaneously to accelerate construction. This presentation will focus on the design approach, contractor procurement, and construction of this investment.


Urban Services District Lighting Study, Kyle Henderson, Andrea Bland, Dick Gowin Mar 2024

Urban Services District Lighting Study, Kyle Henderson, Andrea Bland, Dick Gowin

Purdue Road School

The Louisville-Jefferson County Metro Government addressed areas within the right-of-way that had poor lighting levels and might contribute to vehicle crashes or crime occurrence. GIS data from the state and local government was used to identify hot spots where additional lighting might be desired. These hot spots were evaluated, and additional lighting locations were recommended for implementation.


Innovation Through Adaptability: Navigating Project Complexities Spanning Natural Resources, Cultural Resources, Public Involvement, And More, Jennifer Beck, Adam Burns Mar 2024

Innovation Through Adaptability: Navigating Project Complexities Spanning Natural Resources, Cultural Resources, Public Involvement, And More, Jennifer Beck, Adam Burns

Purdue Road School

The US 31 and 236th Street Interchange project presented a number of challenges related to environmental coordination and mitigation, real estate acquisition, and public involvement. The project was able to not only construct a dual-roundabout interchange at 236th Street, but also successfully mitigated wetland and floodway impacts with on-site mitigation and by relocating a historic farmhouse and barn.


Local Agency Workforce Challenges & Opportunities, Jennifer L. Sharkey Mar 2024

Local Agency Workforce Challenges & Opportunities, Jennifer L. Sharkey

Purdue Road School

This session will explore the workforce issues faced by Indiana’s local road agencies and provide strategies to inform local leaders and policy makers.


Sue For Municipalities, Natalie Parks Mar 2024

Sue For Municipalities, Natalie Parks

Purdue Road School

This presentation will discuss what SUE (subsurface utility engineering) is, what a proposed scope of work would look like, how much it might cost, why it should be done, when, who does it, and how it will benefit them.


104. I-69 Orx Section 3: Completing The Connection, Steven Nicaise Mar 2024

104. I-69 Orx Section 3: Completing The Connection, Steven Nicaise

Purdue Road School

The I-69 Ohio River Crossing (ORX) will be a key, final connection of I-69 between Evansville, Indiana and Henderson, Kentucky. The transformational project includes three contracts, two states and one much-anticipated new river crossing. In this session, you will hear an update on the ORX project as a whole and learn about I-69 ORX Section 3.


Ahead Of The Curve With Bentley Infrastructure Cloud, Nathan Goins Mar 2024

Ahead Of The Curve With Bentley Infrastructure Cloud, Nathan Goins

Purdue Road School

How do you perform quality control on a 3D model that’s always changing? In this session you will learn how to capture, log, and resolve issues to make better, faster, data-driven decisions. Join us as we demonstrate how to use i-Models inside the Bentley Infrastructure Cloud web portal to compare snap shots of models throughout the life of a project.


Saferoad Solutions: Explaining Road Designs To The Public, Wendy Southworth, Ed Green Mar 2024

Saferoad Solutions: Explaining Road Designs To The Public, Wendy Southworth, Ed Green

Purdue Road School

SAFERoad Solutions is a guide to designs that improve safety, mobility, and efficiency across roadways. This online toolkit was created for the Kentucky Transportation Cabinet to explain both innovative and standard road designs to the public and to serve as a resource for engineers and other transportation officials. This presentation will highlight the SAFERoad Solutions guide, explain how to effectively communicate transportation topics to the public, and provide methods to creating content and specific topics.


Preserving Roads: Ensuring Municipalities’ Sustainable Infrastructure Future, Chad Denison, Bryan Sergesketter, Dave Paramski Mar 2024

Preserving Roads: Ensuring Municipalities’ Sustainable Infrastructure Future, Chad Denison, Bryan Sergesketter, Dave Paramski

Purdue Road School

This presentation explores the vital role of pavement preservation in maintaining and enhancing municipal infrastructure. This informative session delves into the benefits of proactive pavement management and highlights cost-effective strategies for prolonging road lifespan and minimizing long-term maintenance expenses. Attendees will gain insights into the latest preservation techniques, innovative technologies, and best practices for sustainable infrastructure development.


Better Project Management Using Microsoft Teams, Nathan Frey, Ryan Hughes, Drew Storey Mar 2024

Better Project Management Using Microsoft Teams, Nathan Frey, Ryan Hughes, Drew Storey

Purdue Road School

Post pandemic, many teammates are now working remotely a few days a week. This has created new challenges for delivering projects on time, within scope, and on budget, leading to Microsoft Teams to emerge as a guiding star. With seamless communication, file sharing, and collaborative tools, it transformed chaos into cohesion. Teammates, scattered across distances, united under its virtual roof and projects thrived in digital realms. Join us as we discuss how Teams has helped foster innovation and camaraderie.


Indot Mot Standards & Practices, David Boruff Mar 2024

Indot Mot Standards & Practices, David Boruff

Purdue Road School

We will share newly developed and revised standards, policies, and guidance for MOT planning. Revisions to INDOT’s Work Zone Traffic Control Guidelines—a good resource for shorter duration construction activities— and the recently issued Intelligent Work Zone Toolkit will be covered.


Indot Dynamic Wireless Power Transfer (Dwpt) In-Pavement Ev Charging Pilot Project, Greg Reilly, Aaron Brovont, Tommy E. Nantung Mar 2024

Indot Dynamic Wireless Power Transfer (Dwpt) In-Pavement Ev Charging Pilot Project, Greg Reilly, Aaron Brovont, Tommy E. Nantung

Purdue Road School

INDOT, in collaboration with Purdue University/Aspire and AECOM, is conducting a pilot project for dynamic wireless power transfer (DWPT) on US-52/231 in West Lafayette, IN. High-power DWPT has the potential to reduce range anxiety and allow for smaller and lighter batteries in vehicles. This presentation will give an overview of our project, why this is important for Indiana, how this relates to the future of wirelessly charged vehicles, and other AECOM DWPT projects.


Put The Brakes On Airfield Friction Concerns, John Hunter Mar 2024

Put The Brakes On Airfield Friction Concerns, John Hunter

Purdue Road School

Low friction doesn’t mean the pavement (asphalt or concrete) needs to be replaced. Safe friction enhancing treatments are available at a fraction of the cost of new pavement. Presenters will share the “need to know” details of all phases of successful rubber and paint removal projects and innovative friction enhancing techniques relevant for all airports—from small GAs to Part 139 Airports .


Local Bridge Inspections, Anne Rearick, Antonio Marino Mar 2024

Local Bridge Inspections, Anne Rearick, Antonio Marino

Purdue Road School

We will discuss local bridge inspection requirements, how to make your program successful, and federal requirements that locals need to be aware of.


Signs, Gateways, And Landscaping … Oh My!, George Mccue, Dimas Prasetya Mar 2024

Signs, Gateways, And Landscaping … Oh My!, George Mccue, Dimas Prasetya

Purdue Road School

Cities and towns want to welcome highway travelers with gateway signs or aesthetics. Whether that’s part of a road project or a standalone proposal, a key to proper planning is understanding safety-based limitations on what can be placed on state ROW and where. Even off- ROW, there are laws governing nearby visible signage. We’ll cover INDOT’s Public Art and Landscaping Policy, FHWA’s role, and the federal Highway Beautification Act.


Principles Of Writing Construction Specifications And Special Provisions, Scott Trammell Mar 2024

Principles Of Writing Construction Specifications And Special Provisions, Scott Trammell

Purdue Road School

This presentation will assist project managers and designers in preparing the necessary information required for Department contracts involving Standard Specifications and Special Provisions. Attendees will see examples of both the right and wrong ways to present a Unique Special Provision, things to avoid, and questions to ask to adhere to legal, moral, and ethical construction standards.


Small Structure Inspection & Reporting, Rob Coop, Jason Peters, Philip Beer Mar 2024

Small Structure Inspection & Reporting, Rob Coop, Jason Peters, Philip Beer

Purdue Road School

Small structure inspections (those under 20 ft) are often overlooked but are crucial when maintaining highway infrastructure. While not mandatory, INDOT and FHWA recommend routine inspections every 4 to 6 years. Identifying these structures beneath our roadways is vital for timely repairs or replacements and can prevent costly emergencies. A robust inspection program sup- ported by tools like USI’s IVY software, ensures efficient data management and enables agencies to plan and act proactively based on inspection results.