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Articles 1111 - 1140 of 2299

Full-Text Articles in Architecture

Transfused Architecture: Ascent Of A Developing World, Sandy Ferrier May 2018

Transfused Architecture: Ascent Of A Developing World, Sandy Ferrier

Bachelor of Architecture Theses - 5th Year

Because there is a lack of adequate health care facilities in developing countries, there is a substantial amount of unrealized, optimal health gains and effective, architectural interventions which are not fully realized. With 80% of its population living below the world poverty line, Haiti is one of the poorest countries in the Western hemisphere. The United Nations Development Program’s 2014 report shows the extents of poverty at 75% mainly in the rural areas of Haiti. Only 25% of households benefit from adequate sanitation, thus people become more susceptible to infections and diseases. Reoccurring natural catastrophes have also dented the country's …


A Case Study On The Design Of Safe Spaces In Hospitals Vulnerable To Tornadoes In Central Us, Lucy Owusua Ampaw-Asiedu May 2018

A Case Study On The Design Of Safe Spaces In Hospitals Vulnerable To Tornadoes In Central Us, Lucy Owusua Ampaw-Asiedu

Durham School of Architectural Engineering and Construction: Dissertations, Theses, and Student Research

In the wake of recent disasters happening around the world such as the earthquake in Italy (January 2017); hurricanes in the United States (U.S.) (September 2016 and 2017); and compounding disasters in Haiti (September 2010 and 2016); to our best knowledge, never has the world seen the need to work on preemptive rather than reactionary measures to address this issue. Tornadoes are natural hazards that commonly occur in mid-western and central states of the U.S. Tornadoes, like all natural hazards, are very destructive and result in massive destruction to building structures, causing billions of dollars in damage and claim many …


Solar And Rain Catching Canopy. Urban Oasis, Afolabi Ibitoye, Langston Clark, Elena Zimareva, Evan Banks, Alexander Aptekar May 2018

Solar And Rain Catching Canopy. Urban Oasis, Afolabi Ibitoye, Langston Clark, Elena Zimareva, Evan Banks, Alexander Aptekar

Publications and Research

The Urban Oasis is designed to work within existing “pocket parks” in New York City as a combined rainwater collector, personal electronics charging station and resting designation for New Yorkers. Intended to not only lessen the demand on the city power grid by using renewable energy to charge devices, the urban oasis is also intended to mitigate grey water overfill in New York’s combined sewer system and, in general, serve as a model for responsible environmental stewardship in urban areas.

The important technical aspects of the canopy specifically analyzed were:

a) how much rainwater could the canopy be expected to …


Hands-On Activities To Increase Student Engagement In Undergraduate Structural Dynamics Course, Chad D. Facciolo, Anahid A. Behrouzi May 2018

Hands-On Activities To Increase Student Engagement In Undergraduate Structural Dynamics Course, Chad D. Facciolo, Anahid A. Behrouzi

Architectural Engineering

This report documents the design and implementation of several physical models and hands-on lab activities incorporated in an undergraduate structural dynamics lecture and laboratory course pairing offered at California Polytechnic State University, San Luis Obispo in the Architectural Engineering department during the Winter 2018 quarter. In previous quarters, the laboratory course has lacked opportunities for students to conduct their own physical experiments and has consisted primarily of MATLAB programming activities. Efforts to illustrate the dynamic behavior of various structures have primarily involved instructor demonstrations or online videos.

The addition of physical models in the Winter 2018 offering promotes an engaging …


Development Of A Model To Predict The Likelihood Of Complaints Due To Assorted Tone-In-Noise Combinations, Joonhee Lee, Lily M. Wang May 2018

Development Of A Model To Predict The Likelihood Of Complaints Due To Assorted Tone-In-Noise Combinations, Joonhee Lee, Lily M. Wang

Durham School of Architectural Engineering and Construction: Faculty Publications

This paper develops a model to predict if listeners would be likely to complain due to annoyance when exposed to a certain noise signal with a prominent tone, such as those commonly produced by heating, ventilation, and air-conditioning systems. Twenty participants completed digit span tasks while exposed in a controlled lab to noise signals with differing levels of tones, ranging from 125 to 1000 Hz, and overall loudness. After completing the digit span tasks under each noise signal, from which task accuracy and speed of completion were captured, subjects were asked to rate level of annoyance and indicate the likelihood …


Comparative Study: Reducing Cost To Manage Accessibility With Existing Data, Claire Chu, Bill Kerneckel, Eric C. Larson, Nathan Mowat, Christopher Woodard Apr 2018

Comparative Study: Reducing Cost To Manage Accessibility With Existing Data, Claire Chu, Bill Kerneckel, Eric C. Larson, Nathan Mowat, Christopher Woodard

SMU Data Science Review

“Project Sidewalk” is an existing research effort that focuses on mapping accessibility issues for handicapped persons to efficiently plan wheelchair and mobile scooter friendly routes around Washington D.C. As supporters of this project, we utilized the data “Project Sidewalk” collected and used it to confirm predictions about where problem sidewalks exist based on real estate and crime data. We present a study that identifies correlations found between accessibility data and crime and housing statistics in the Washington D.C. metropolitan area. We identify the key reasons for increased accessibility and the issues with the current infrastructure management system. After a thorough …


Effects Of Reverberation Conditions And Physical Versus Virtual Source Placement On Localization In Virtual Sound Environments, Anna Catton Apr 2018

Effects Of Reverberation Conditions And Physical Versus Virtual Source Placement On Localization In Virtual Sound Environments, Anna Catton

Durham School of Architectural Engineering and Construction: Dissertations, Theses, and Student Research

Sound field synthesis systems vary in number and arrangement of loudspeakers and methods used to generate virtual sound environments to study human hearing perception. While previous work has evaluated the accuracy with which these systems physically reproduce room acoustic conditions, less is known on assessing subjective perception of those conditions, such as how well such systems preserve source localization. This work quantifies the accuracy and precision of perceived localization from a multi-channel sound field synthesis system at Boys Town National Research Hospital, which used 24 physical loudspeakers and vector-based amplitude panning to generate sound fields. Short bursts of broadband speech-shaped …


Portland Pub, Calvin Roth, Veronica Franco, Tunmi Da Silva, Eli Cordova Apr 2018

Portland Pub, Calvin Roth, Veronica Franco, Tunmi Da Silva, Eli Cordova

Architectural Engineering

No abstract provided.


Classical Molecular Dynamics Study For Defect Sink Behavior In Oxide Dispersed Strengthened Alloys, M. Mustafa Azeem, Zhongyu Li, Qingyu Wang, Qazi Muhammad Nouman Amjad, Muhammad Zubair, O. M.H. Ahmed Mar 2018

Classical Molecular Dynamics Study For Defect Sink Behavior In Oxide Dispersed Strengthened Alloys, M. Mustafa Azeem, Zhongyu Li, Qingyu Wang, Qazi Muhammad Nouman Amjad, Muhammad Zubair, O. M.H. Ahmed

Civil, Architectural and Environmental Engineering Faculty Research & Creative Works

Oxide Dispersed Strengthened (ODS) alloys are considered as a potential candidate for future generation reactors and can even be graded as better radiation resistant materials than the ones already in use. Molecular dynamics (MD) simulation study for defect sinks properties of ODS alloys have been investigated at 700K using LAMMPS (Atomic/Molecular massively parallel simulator software. SRIM (stopping range of ions in matter) code was used to see the approximate range of the ions and damage cascade profile. It has been observed that the oxide particle attracts vacancies/interstitials produced in the base matrix near the interface. The modeled structure looked amorphous …


Procunier Remodel Project, Chris Chinn, Jeret Buerger, Brooke Lipsey Mar 2018

Procunier Remodel Project, Chris Chinn, Jeret Buerger, Brooke Lipsey

Architectural Engineering

The Procunier Remodel Project report summarizes the preconstruction process for a single-family home remodel in the city of Walnut Creek. Key aspects of the report involve architectural design, structural design, interaction with the city, and interaction with the client.


Transcend: A Thin-Shell Japanese Onsen Experience, James Douglas Blanchard, Nicholas Michael Horaney, Hunter Thomas Mosier, Lillian Cao, Cory Peterman Mar 2018

Transcend: A Thin-Shell Japanese Onsen Experience, James Douglas Blanchard, Nicholas Michael Horaney, Hunter Thomas Mosier, Lillian Cao, Cory Peterman

Architectural Engineering

This project is an interdisciplinary architectural design of a funicular Japanese onsen utilizing the compressive strength of thin-shell concrete. A section of this project was also built to scale on the Cal Poly campus in the Architectural Engineering department's High Bay facility. This project was designed utilizing Rhinoceros and analyzed using SAP 2000 19.


Portland Pacific, Hunter David Caldwell, Kelly Louise Clancy, Kevin T. Khieu, Shaina Pak Kim, George Suarez Mar 2018

Portland Pacific, Hunter David Caldwell, Kelly Louise Clancy, Kevin T. Khieu, Shaina Pak Kim, George Suarez

Architectural Engineering

Interdisciplinary senior project by Hunter Caldwell, Kelly Clancy, Kevin Theodore Khieu, Shaina Kim, and George Suarez. Project involves architectural design, engineering analysis, and construction of a thin-shelled concrete structure.


Transcend Onsen - Hakone, Japan, Nicholas Michael Horaney, James Blanchard, Lillian Cao, Cory Peterman, Hunter Mosier Mar 2018

Transcend Onsen - Hakone, Japan, Nicholas Michael Horaney, James Blanchard, Lillian Cao, Cory Peterman, Hunter Mosier

Architectural Engineering

No abstract provided.


Shellular Skate Park, David Henry Nunez, Zachary Thomas Price, Erika Justeen Meller, Munenari Rodriguez Hirata Mar 2018

Shellular Skate Park, David Henry Nunez, Zachary Thomas Price, Erika Justeen Meller, Munenari Rodriguez Hirata

Architectural Engineering

No abstract provided.


Dermal Uptake Of Nicotine From Air And Clothing: Experimental Verification, G. Bekö, Glenn Morrison, C. J. Weschler, H. M. Koch, C. Pälmke, T. Salthammer, T. Schripp, A. Eftekhari, J. Toftum, G. Clausen Mar 2018

Dermal Uptake Of Nicotine From Air And Clothing: Experimental Verification, G. Bekö, Glenn Morrison, C. J. Weschler, H. M. Koch, C. Pälmke, T. Salthammer, T. Schripp, A. Eftekhari, J. Toftum, G. Clausen

Civil, Architectural and Environmental Engineering Faculty Research & Creative Works

This study aims to elucidate in greater detail the dermal uptake of nicotine from air or from nicotine-exposed clothes, which was demonstrated recently in a preliminary study. Six non-smoking participants were exposed to gaseous nicotine (between 236 and 304 μg/m3) over 5 hours while breathing clean air through a hood. Four of the participants wore only shorts and 2 wore a set of clean clothes. One week later, 2 of the bare-skinned participants were again exposed in the chamber, but they showered immediately after exposure instead of the following morning. The 2 participants who wore clean clothes on week 1 …


Performance Control Of A Spray Passive Down-Draft Evaporative Cooling System, Daeho Kang, Richard K. Strand Mar 2018

Performance Control Of A Spray Passive Down-Draft Evaporative Cooling System, Daeho Kang, Richard K. Strand

Publications and Research

A spray passive down-draft evaporative cooling system has been regarded as a low-energy cooling system that leads significant energy savings in the cooling of buildings. While the energy saving capability of the system has been proven, the ability to control a comfortable indoor environment is still inadequate due to strong climatic dependency. This study seeks viable solutions to advance the control competence of the system by mitigating critical problems of the system to be a reliable cooling application in the cooling of buildings. It proposes potential control strategies for the system and alternative operations. It develops a control algorithm for …


Respirable Dust Monitoring In Construction Sites And Visualization In Building Information Modeling Using Real-Time Sensor Data, Nour Smaoui, Kyungki Kim, Omprakash Gnawali, Young-Joo Lee, Wonho Suh Feb 2018

Respirable Dust Monitoring In Construction Sites And Visualization In Building Information Modeling Using Real-Time Sensor Data, Nour Smaoui, Kyungki Kim, Omprakash Gnawali, Young-Joo Lee, Wonho Suh

Durham School of Architectural Engineering and Construction: Faculty Publications

Construction activities, involving cutting, drilling, and grinding of materials, often produce toxic respirable dust that can cause fatal diseases and illnesses. To protect workers from breathing excessive amounts of respirable dust at job sites, superintendents should continuously monitor the level of respirable dust in workspaces and make timely interventions for overexposed workers. However, current practices of respirable dust monitoring have critical drawbacks, and superintendents cannot accurately estimate workers’ exposures to respirable dust or make prompt decisions to protect the workers. Therefore, there is a need for real-time air dust monitoring that can be deployed ubiquitously at a construction site and …


The Riai Standard Form Of Contract 2017 Version:An Overview, Tony Cunningham Feb 2018

The Riai Standard Form Of Contract 2017 Version:An Overview, Tony Cunningham

Other Resources

The RIAI ‘Yellow’ and ‘Blue’ Forms of Contracts have been recently amended and published as the 2017 edition. This paper supersedes an earlier paper of the same title and reviews and synopsises the provisions of the 2017 RIAI ‘Yellow’ Form of Contract and identifies the principle changes that have been made to the superseded 2012 edition.


Analyses Of Crowd-Sourced Sound Levels Of Restaurants And Bars In New York City, Gregory S. Farber, Lily M. Wang Feb 2018

Analyses Of Crowd-Sourced Sound Levels Of Restaurants And Bars In New York City, Gregory S. Farber, Lily M. Wang

Durham School of Architectural Engineering and Construction: Faculty Publications

For several decades, there has been a significant need to better educate the public about noise pollution. A small number of small-scale studies have focused on the sound levels of restaurants and their impact on health and hearing. There have also been an increasing number of media articles stating that eating and drinking venues are getting increasingly loud making it more difficult for people to connect with others in conversation. This study reports on an exploratory large-scale noise survey of sound levels of 2,376 restaurants and bars in New York City using a novel smart-phone application and categorized them based …


The Bridge Newsletter Spring 2018, Missouri University Of Science And Technology Feb 2018

The Bridge Newsletter Spring 2018, Missouri University Of Science And Technology

The Bridge Newsletter

-Steel Bridge Design Team takes first at ASCE student conference
-Sneed helps lead study abroad course
-ACML gifts
-Schonberg named Fulbright Chair


Numerical Analysis And Case Study On The Mitigation Of Mining Damage To The Floor Of No. 5 Coal Seam Of Taiyuan Group By Grouting, A. Li, Y. Liu, L. Mou, K. Li Jan 2018

Numerical Analysis And Case Study On The Mitigation Of Mining Damage To The Floor Of No. 5 Coal Seam Of Taiyuan Group By Grouting, A. Li, Y. Liu, L. Mou, K. Li

Faculty & Staff Scholarship

Based on the geological condition of panel 22507 of the no. 5 coal seam at Dongjiahe coal mine, numerical analysis of the stability and water permeability of the floor aquiclude before and after grouting was conducted using Rock Failure Process Analysis (F-RFPA2D). The dynamic development, extension, and distribution of the cracks in the aquiclude are discussed. It is shown that grouting can increase the effective thickness of the aquiclude, reduce the floor damage depth, and control the floor water inrush path, thus effectively improving the overall strength and water blocking capability of the aquiclude. These numerical study results were applied …


Center For Farm And Food System Entrepreneurship, Community Design Center Jan 2018

Center For Farm And Food System Entrepreneurship, Community Design Center

Community Design Center Project Reports

The average age of the American farmer is 58. Since communities are not reproducing the next generation of farmers, universities are establishing training centers to model new concepts and technologies in farming. The Farmers Training Center is both an immersive program in the rhythms of farm life and a public facility for hosting gatherings that celebrate value-added food products. Part of the University of Arkansas’ farm operations near campus, the center is the public face of agriculture where farmers and the public meet. Student farmers learn by farming, from organic vegetable production in fields and greenhouses, to machine repair, marketing, …


New Beginnings Homeless Transition Village, Community Design Center Jan 2018

New Beginnings Homeless Transition Village, Community Design Center

Community Design Center Project Reports

More than three million Americans experience homelessness annually. Emergency shelter capacity is limited while local governments are unable to provide even temporary housing. Informal housing involving interim self-help solutions are now popular adaptive actions for obtaining shelter despite nonconformance with city codes. Unfortunately, most informal solutions have resulted in objectionable tent cities and squatter campgrounds where the local response has simply been to move the problem around. Our homeless transition village plan prototypes a shelter-first solution using a kit-of-parts that can be replicated in other communities. Village design reconciles key gaps between informal building practices and formal sector regulations, creating …


Willow Heights Livability Improvement Plan, Community Design Center Jan 2018

Willow Heights Livability Improvement Plan, Community Design Center

Community Design Center Project Reports

Willow Heights is a 43-year old public housing complex owned by the Fayetteville Housing Authority (FHA) within the federal public housing portfolio administered by the Department of Housing and Urban Development (HUD). The school’s design center was commissioned by a local foundation to study an alternative to the FHA’s plan to sell the downtown Willow Heights complex to a developer of high-income housing, necessitating relocation of low-income residents to another complex outside of downtown. Using equity as a driver of decision making, the studio introduced scenario planning to organize reluctant stakeholders in considering transformations to the five-acre complex.


2018 Scholarly Productivity Report, Missouri University Of Science And Technology Jan 2018

2018 Scholarly Productivity Report, Missouri University Of Science And Technology

Civil, Architectural and Environmental Engineering Scholarly Productivity Reports

No abstract provided.


Ua1c2/1 Academic Athletic Performance Center Photos, Wku Archives Jan 2018

Ua1c2/1 Academic Athletic Performance Center Photos, Wku Archives

WKU Archives Collection Inventories

Images of the Academic Athletic Performance Center also called Diddle Arena.


Ua1c6/6 Dedications Photos, Wku Archives Jan 2018

Ua1c6/6 Dedications Photos, Wku Archives

WKU Archives Collection Inventories

Images of dedications and groundbreakings.


Simultaneous Electrical And Mechanical Resonance Drive For Large Signal Amplification Of Micro Resonators, M. H. Hasan, Fadi M. Alsaleem, N. Jaber, M. A. A. Hafiz, M. I. Younis Jan 2018

Simultaneous Electrical And Mechanical Resonance Drive For Large Signal Amplification Of Micro Resonators, M. H. Hasan, Fadi M. Alsaleem, N. Jaber, M. A. A. Hafiz, M. I. Younis

Durham School of Architectural Engineering and Construction: Faculty Publications

Achieving large signal-noise ratio using low levels of excitation signal is key requirement for practical applications of micro and nano electromechanical resonators. In this work, we introduce the double electromechanical resonance drive concept to achieve an order-of-magnitude dynamic signal amplification in micro resonators. The concept relies on simultaneously activating the micro-resonator mechanical and electrical resonance frequencies. We report an input voltage amplification up to 15 times for a micro-resonator when its electrical resonance is tuned to match the mechanical resonance that leads to dynamic signal amplification in air (Quality factor enhancement). Furthermore, using a multi-frequency excitation technique, input voltage and …


Impact Of Owners’ Early Decisions On Project Performance And Dispute Occurrence In Public Highway Projects, Sogand Hasanzadeh, Behzad Esmaeili, Ghada M. Gad, Douglas D. Gransberg Jan 2018

Impact Of Owners’ Early Decisions On Project Performance And Dispute Occurrence In Public Highway Projects, Sogand Hasanzadeh, Behzad Esmaeili, Ghada M. Gad, Douglas D. Gransberg

Durham School of Architectural Engineering and Construction: Faculty Publications

Disputes are common in the construction industry and lead to unnecessary cost and schedule overruns in projects. It is commonly believed that owners’ early decisions regarding the selection of delivery methods, procurement methods, and contract types impact the frequency and severity of project disputes; however, no previous study has empirically tested this hypothesis, particularly in highway public projects. Therefore, this study empirically investigated the impact of owners’ early decisions regarding project organization (i.e., delivery methods, procurement, and contract types) on performance measures (e.g., cost and schedule growth), specifically dispute performance metrics (e.g., frequency and severity of disputes), in public highway …


Numerical Simulation Of Fault Impacts For Commercial Walk-In Freezers, Alireza Behfar, David P. Yuill Jan 2018

Numerical Simulation Of Fault Impacts For Commercial Walk-In Freezers, Alireza Behfar, David P. Yuill

Durham School of Architectural Engineering and Construction: Faculty Publications

Refrigeration systems can undergo many faults that could negatively affect their operation and performance. This paper describes a modeling process to simulate the fault impacts on the operation of a commercial walk-in freezer using semi-empirical models. These models often require less modeling effort than full forward models and could be used in scenarios where detailed information is missing, such as in field-measured systems. An important characteristic of a typical walk-in refrigeration system is the existence of a liquid-line receiver after the condenser, which significantly changes the behavior of the cycle, in comparison to a receiver-less system. Component models described in …