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- Title
- POLYMER ELECTROLYTE MEMBRANES FOR ELECTROCHEMICAL ENERGY CONVERSION AND STORAGE SYSTEMS: FUEL CELLS AND REDOX FLOW BATTERIES
- Creator
- Yun, Sukhwan
- Date
- 2014, 2014-12
- Description
-
Direct methanol fuel cells (DMFCs) and redox flow batteries (RFBs) are well-known electrochemical energy conversion/storage systems that...
Show moreDirect methanol fuel cells (DMFCs) and redox flow batteries (RFBs) are well-known electrochemical energy conversion/storage systems that utilize redox reactions to convert or store electricity. Ion exchange membranes (IEMs) are used in DMFCs and RFBs as electrolyte separators. The critical requirements for IEMs in these applications are high ionic conductivity, low electrolyte permeability, high stability, and low cost. Silsesquioxane (SQO)-based sulfonated poly(etheretherketone) composite membranes were synthesized. Morphological changes in the composite membranes resulting from the introduction of SQO were studied using small-angle x-ray scattering. A sharp decrease in proton conductivity with SQO loading (> 20 wt%) was attributed to morphological changes in the membrane, including agglomeration and inhomogeneous dispersion of SQO particles within the ionic domains. Anion exchange membranes (AEMs) based on quaternized cardo-poly(etherketone) (QPEK-C) were prepared and evaluated for all-vanadium RFB (VRFB) applications. The QPEK-C AEMs with different degrees of functionalization (0.9–1.6) exhibited sulfate ion conductivities ranging between 5.6 and 15.2 mS cm-1 at 30 oC. The AEM had a lower VO2+ permeability (2.8×10-8 cm2 s-), compared to that of Nafion® 212 (2.9±0.2 ×10-7 cm2 s-1), which was attributed to the Donnan exclusion effect. The mechanical strength of QPEK-C AEM degraded by 35% after exposure to a 1.5 M VO2+ solution for 1500 hours due to the oxidation of aromatic rings. A single-cell VRFB employing the AEM separator yielded current and energy efficiencies (at 30 mA cm-2) of 97-99% and 80-82 %, respectively. Enhanced sulfate ion conductivity (8.4 ± 0.2 mS cm-1) and decreased VO2+ permeability (0.53×10-9 cm2 s-1) were achieved by incorporating 20 wt% of n-(trimethoxysilylpropyl)-n,n,n-trimethylammonium additives into QPEK-C, (the pristine QPEK-C AEM yielded corresponding values of 4.5 ± 0.5 mS cm-1 and 1.09×10-9 cm2 s-1). About 99% coulombic efficiency was achieved with the VRFBs employing the composite AEM. However, a rapid reduction of the ionic conductivity down to the value of the pristine membrane was observed when the composite AEM was immersed in 1.5 M VO2+ solution for 3 days. Vanadium-cerium RFBs (V-Ce RFBs) evaluated with QPEK-C AEM separators yielded identical energy efficiency (84%) to corresponding RFBs evaluated with Nafion® 212. However, after over 20 charge-discharge cycles, the V-Ce RFB with the AEM separator yielded unchanged efficiency and capacity, while a 50% loss of capacity was observed with the Nafion® separator. This suggested that QPEK-C AEMs are promising candidates for RFB separators when different cations are used in the two electrolyte solutions, in that they act as efficient barriers that preclude the intermixing of the cations due to the Donnan exclusion effect.
Ph.D. in Chemical Engineering, December 2014
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- Title
- Magnetic Impulse Record Member, Magnetic Material and Method of Making Magnetic Material
- Creator
- Camras, Marvin
- Date
- 1954-11-16
- Description
-
Sponsorship: Armour Research Foundation of Illinois Institute of Technology
United States Patent
- Title
- Dynamic and Contemporary Science Fair Projects for Chicago Public Schools (Semester Unknown) IPRO 330: Dynamic and Contemporary Science Fair Projects for Chicago Public Schools IPRO 330 Mid Term Presentation F08
- Creator
- Diaz, Rocio, Elg, Brianna, Gay, Kyle, Jo, Youngju, Kang, Xuan, Mehr, Andrew, Nemanich, Sam, Rhodes, Mark, Tate, Joshua
- Date
- 2008, 2008-12
- Description
-
The primary purpose of the Interprofessional Project (IPRO) 330 team is to promote the study of mathematics and the sciences amongst Chicago...
Show moreThe primary purpose of the Interprofessional Project (IPRO) 330 team is to promote the study of mathematics and the sciences amongst Chicago Public School (CPS) students. We intend to achieve this goal primarily by enhancing the website sciencefair.math.iit.edu and by interacting directly with CPS students, educators, and administrators. The website, entitled Science Fair Extravaganza, is already fully functional thanks to the efforts of previous IPRO 330 groups. Our team aims to further improve and publicize this website. To improve the website we will be addressing suggestions given by CPS teachers and students as well as outside education professionals in an effort to provide a high quality and useful project. The success of our IPRO will be assessed by increasing the number of daily hits received by Science Fair Extravaganza and by positive direct interaction with CPS students.
Deliverables
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- Title
- Assisting Blind and Visually Impaired Swimmers (semester?), IPRO 310: Blind Swimmers IPRO 310 Final Report F07
- Creator
- Aouissa, Abdelmalek, Dietrich-blocker, Matt, Galbraith, Nicole, Glennon, Thomas, Hmadouch, Ahlam, Kerstens, Wesley, Lamonica, Regina, Cruz Lima, Pedro, Mokhnach, Svetlana, Nikhat, Sumayya, Patel, Shital C., Schillaci, Michael
- Date
- 2007-12, 2007-12
- Description
-
This objective of this IPRO is to develop devices to aid visually impaired persons swim. The team has chosen to work on two separate devices...
Show moreThis objective of this IPRO is to develop devices to aid visually impaired persons swim. The team has chosen to work on two separate devices to accomplish this task. One approach is to use a passive device, which is located in the pool, to guide the swimmers through the lane. A picture of the latest version of the device is pictured below in figure 1 with several key features identified.
Deliverables for IPRO 310: Assisting Blind and Visually Impaired Swimmers for the Fall 2007 semester
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- Title
- Methods for Multi-User Broadband Wireless Channel Estimation
- Creator
- Tahat, Ashraf A.
- Date
- 2012-03-20, 2008-06-10
- Description
-
A system and method of channel estimation for a multi-user broadband wireless channel estimation in multiple antenna receiver systems use a...
Show moreA system and method of channel estimation for a multi-user broadband wireless channel estimation in multiple antenna receiver systems use a specifically selected delay in the pilot symbol sequence portion of the transmission which is a multiple of the minimum Cyclic Prefix delay length. This insures that the time-frequency slot information bursts will always be separated in the time domain. A matched filter output in the receiver is formed by multiplying each pilot symbol by the conjugate of the training symbols of the first user. Estimation of the channel response may include three different versions of the efficient estimation calculations, namely Constrained Inverse Deconvolution, Iterative Low Complexity, and Extrapolated Matched Filter estimations. The first two methods do not require matrix multiplication (using only Fourier transforms), while the third method utilizes a smaller matrix multiplication than previously taught. Hardware considerations are also reduced due to the lack of a need for extensive matrix by matrix calculations.
Sponsorship: Illinois Institute of Technology
United States Patent
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- Title
- Design and Global Market Analysis of a Tool Cabinet (Semester Unknown) IPRO 341: DesignandGlobalMarketAnalysisOfAToolCabinetIPRO341PosterSp10
- Creator
- Hamann, Eric, Falk, Stephen, Kim, Taehoon, Wiese, Ian, Kozmel, Tom, Di Sciullo Jones, Alex, Gavris, Calin, Chong, Hon-kyu, Eckhardt, Johnathan, Aleem Syed, Abdul, Vankley, Robert, Esparza, Tristan, Syzdykov, Kaisar, Turner, Alvin
- Date
- 2010, 2010-05
- Description
-
The objective of IPRO 341 is to assist Versatility Tool Works with the design, testing, and marketing of an industrial strength tool cabinet....
Show moreThe objective of IPRO 341 is to assist Versatility Tool Works with the design, testing, and marketing of an industrial strength tool cabinet. Ideally, one or more of the drawers in the cabinet should be capable of holding 450 pounds of equipment, and have a lifespan of 20,000 cycles. (One (1) cycle is defined as one opening and closing of the drawer.) Extra features to include in the design of the cabinet will also be investigated to try to make the cabinet more marketable. However, it will be important to first determine what progress has been made thus far so that this semester’s design improvements can be better demonstrated.
Deliverables
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- Title
- Tsunami Relief (semester?), IPRO 308: Tsunami Relief IPRO 308 Poster Sp05
- Creator
- Winter, Tim, Godfrey, Nate, Gupta, Nishi, Pitariu, Anca, Civelekoglu, Derya, Murawski, Jonathan, Dela Vega, Dave, Amarnath, Mayuri
- Date
- 2005-05, 2005-05
- Description
-
The project will be a continuing multi-semester development. The first semester will be a period where the students and faculty decide which...
Show moreThe project will be a continuing multi-semester development. The first semester will be a period where the students and faculty decide which route to take, research the feasibility, research old or create new designs, structure a plan, and set up the contacts necessary to achieve one or more of the following: (1) Plan and design a clinic, (2) Plan and design a school, (3) Research problems and difficulties that current relief organizations have been encountering and develop viable solutions, (4) plan and design (and build?) cost-effective homes in collaboration with other universities (e.g. University of Houston).
Deliverables for IPRO 308: Tsunami Relief for the Spring 2005 semester
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- Title
- THE MICHAEL REESE SITE (Semester Unknown) IPRO 359: ChicagoChildrensMuseumIPRO359BrochureSp11
- Creator
- Malik, Ajose,, Fraser, Linnea, Liu, Fangpeng, Martinez, Jocsan, Masnaga, Masnaga,, Mcnally, William, Medina, Omar, Miller, Nathan, Nava, Fabian, Steinys, Victoria, Strandquist, Brad
- Date
- 2011, 2011-05
- Description
-
At one time the Michael Reese Campus was a thriving mix of famous architecture and medical centers. Recently planned to be the home of the...
Show moreAt one time the Michael Reese Campus was a thriving mix of famous architecture and medical centers. Recently planned to be the home of the 2016 Olympic Village, with the loss of the bid the land has been abandoned. IPRO 356 is tasked with the challenge of designing a plan to redevelop the site. Building on previous work established by IPRO’s 359 and 356, we will use the first winning anchor and master plan created for the site and develop a second anchor. This second anchor and updated master plan aims at meeting the needs of the surrounding neighborhood while bringing life back to the area.
Deliverables
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- Title
- Confinement in Porous Material by Driving Out Water and Substituting Sealent
- Creator
- Bridges, Jack E.
- Date
- 2009-05-08, 1990-02-13
- Description
-
To provide confinement in a porous medium in the earth, a limited region of the porous medium is heated to drive substantially all of the free...
Show moreTo provide confinement in a porous medium in the earth, a limited region of the porous medium is heated to drive substantially all of the free water from open spaces of the medium in the region. After heating, liquid material is introduced into the open spaces in the medium, which liquid material will set into a substantially solid structure. The liquid material is then set in the open spaces to form a substantially solid structure in the medium in the region.
Sponsorship: IIT Research Institute
United States Patent
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- Title
- Test and report of a modern ice plant
- Creator
- Heim, Karl, Fitch, Joseph E, Jones, Charles H, Hirschfeld, George
- Date
- 2009, 1909
- Publisher
- Armour Institute of Technology
- Description
-
http://www.archive.org/details/testreportofmode00heim
Thesis (B.S.)--Armour Institute of Technology
- Title
- Winding and Reeling Mechanism
- Creator
- Zenner, Raymond E.
- Date
- 2012-03-20, 1951-04-17
- Description
-
Sponsorship: Armour Research Foundation of Illinois Institute of Technology
United States Patent
- Title
- Campus Branding/ Sustainability Image (Semester Unknown)
- Creator
- Barlow, Elliot, Chamales, Michael, Nadler, Anne, Contreras, Abraham, De Vita, Neils, Ishaq, Mohammad, Stultz, Adam, King, Richard, Gupta, Prairna, Song, Yunseok, Ono, Ashley, Ae Park, Ji, Korol, Phil, Mindock, Rae
- Date
- 2008, 2008-07
- Description
-
The overall aim of the project is to improve and enhance the image of IIT, both as an institution and a physical campus, as regards...
Show moreThe overall aim of the project is to improve and enhance the image of IIT, both as an institution and a physical campus, as regards sustainability and “green” practices. To that end, the current semester is focused on several design projects based on concepts generated in the previous semester. These projects will then be analyzed regarding their appeal, both direct and methodological, to other members of the IIT community in order to inform the best model for sustainability develop to be promoted by future semesters of this project.
Deliverables
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- Title
- Enhancing Psychology Research through Advanced Communications Technology (semester?), IPRO 306: Enhancing Psych Research IPRO 306 Poster Sp07
- Creator
- Abou-nemeh, Tarek, Chiu, Tina, Franke, Kevin, Hernandez, Krystin, Jacob, Alice, Jones, Chris, Miller, Chelsea, Vilenchik, Vlad, Walter, Stephanie
- Date
- 2007-05, 2007-05
- Description
-
The purpose of the research done in the IPRO 306 Mood Research Lab is to contribute to the body of knowledge regarding the patterns and...
Show moreThe purpose of the research done in the IPRO 306 Mood Research Lab is to contribute to the body of knowledge regarding the patterns and accuracy of retrospective recall of affect in persons with Major Depressive Disorder. This will be accomplished by using Personal Digital Assistants (PDAs) equipped with a standardized mood inventory to measure the recall accuracy in volunteers from the non-hospitalized, clinically depressed population and comparing it to that of volunteers from the healthy population.
Deliverables for IPRO 306: Enhancing Psychology Research through Advanced Communications Technology for the Spring 2007 semester
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- Title
- Zero Energy Lab (Semester Unknown) IPRO 337: Zero Energy Lab IPRO 337 Final Presentation F08
- Creator
- Aouissa, Abdelmalek, Chiu, Chris, Dodgen, James, Gambrell, Jennifer, Kadzban, Adam, Kedzuch, Andy, Larkin, Evan, Lowe, Scott, Meyer, James, Rojas, Brian, Vincent, Oba, Wolfe, Clark, Yaker, Farouk
- Date
- 2008, 2008-12
- Description
-
The IPRO 337 team’s objectives for this semester are to make further progress in updating the top floor of Machinery Hall into a lab for...
Show moreThe IPRO 337 team’s objectives for this semester are to make further progress in updating the top floor of Machinery Hall into a lab for future energy and lighting technology research. The research conducted this semester will help us transform the space into a more sustainable working environment. Since the ultimate goal is rather ambitious, our goal for this particular semester is to implement an energy plan which will become the basis off of which the future IPRO’s will continue towards the ultimate goal. We also intend to clear the space so that the developed plan can be tested.
Deliverables
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- Title
- Orthotics and Prosthetics in Latin America (Semester Unknown): OrthoticsAndProstheticsInLatinAmericaIPRO309FinalReportF09
- Creator
- Ashley, Trevor, Claxton, Matt, Conover, Stephen, Gotanco, Francis, Mathai, Alexander, Nizich, Adam, Park, Yong, Quikr, Kerry, Ray, Monmayuri, Vasquez, Raul
- Date
- 2009, 2009-12
- Description
-
The overall goal of our IPRO team is to create a program for delivering orthotics and prosthetics that is sustainable. This will be...
Show moreThe overall goal of our IPRO team is to create a program for delivering orthotics and prosthetics that is sustainable. This will be accomplished by improving the quality of the product by increasing availability of funding, improving cost effectiveness of prosthetics, and promoting awareness of treatment available. Our IPRO team has divided the project into three separate subgroups: Business, Technical, and Impact.
Deliverables
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- Title
- infoMOTO - Information Tools to Enhance the Performance and Experience of Motorcyclists, Summer 2011, IPRO 308: Project Plan (1)
- Creator
- Hussain, Faraz, Sarsfield, Corey, Wang, Haochen, Perkins, Jeff, Charles, Joe, Siva, Arun
- Date
- 2011-06-17, 2011-07
- Description
-
infoMoto is a user-friendly and affordable aftermarket device which provides accessible feedback to the rider and mechanic as to the safety...
Show moreinfoMoto is a user-friendly and affordable aftermarket device which provides accessible feedback to the rider and mechanic as to the safety and performance of the motorcycle, which enhances the overall riding experience. Unlike existing standard equipment which provides minimal information, infoMoto notifies the user of impending malfunctions in addition to providing diagnostic information. This device may also help the designers of future models of motorcycles to head off any impeding problems, increasing the quality of their product.
IPRO 308: infoMOTO for Summer 2011
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- Title
- Crop to Cup Coffee: Building Communities through Coffee (Semester 2) IPRO 333: BuildingComunitiesThroughCoffeeIPRO333MidTermPresentationF10
- Creator
- Feldman, Laurie, Waterloo, Becca, Hurst, Trey, Chatterjee, Dia, Houser, Clay, Esko, Emily, Campbell, Laurel, Schmid, Miriam, Erie, Mike, Tam, Phil, Patel, Vishal, Swingler, Mark, Bloom, Ryan, Abbott, Matt
- Date
- 2010, 2010-12
- Description
-
The mission of IPRO 333 is to assist the Crop to Cup Company with the design and building of an enclosure for a temporary storage facility...
Show moreThe mission of IPRO 333 is to assist the Crop to Cup Company with the design and building of an enclosure for a temporary storage facility within the vicinity of their largest producing farming zone for robusta coffee in the Mbale region of Uganda. The sponsor, along with the team, has decided that the best method for addressing the local and global needs of the farmers is to present the research and design personally. Therefore, IPRO 333 will be fundraising to help finance the forthcoming trip to Uganda to present to the farming communities.
Sponsorship: Crop to Cup
Deliverables
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- Title
- Church & School Energy Efficiency and Financing Program (sequence unknown), IPRO 328 - Deliverables: IPRO 328 IPRO Day Presentation F09
- Creator
- Ciuffini, Kathryn, Kim, Ja Young, Knapczyk, Robert, Mckinley, Matthew, O'brien, Patrick, Maddamma, Todd, Schafer, Michael, Soderling, Philip, Wedster, Bonnie
- Date
- 2009-12
- Description
-
The Fall 2009 IPRO 328 team envisions the development and ultimately execution of a volunteer program which would facilitate the...
Show moreThe Fall 2009 IPRO 328 team envisions the development and ultimately execution of a volunteer program which would facilitate the implementation of energy saving improvements in a church and/or parochial school within the surrounding neighborhoods of IIT campus.
Sponsorship: Vince Cushing of Clean Urban Energy
Deliverables for IPRO 328: Church & School Energy Efficiency and Financing Program for the fall 2009 semester
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- Title
- Terminal 3, Gunazhou Baiyun International Airport , China: HuaShen Master Project Arch 593 (30X40)
- Creator
- Shen, Hua
- Date
- 2012-05, 2012-05
- Title
- THERMAL STABILITY OF FOOD ALLERGENS AND NONALLERGENIC PROTEINS: A COMPARATIVE STUDY
- Creator
- Wu, Yan
- Date
- 2015, 2015-07
- Description
-
Thermal stability has been proposed as a criterion to assess the allergenic potential of genetically modified foods, but there is a lack of...
Show moreThermal stability has been proposed as a criterion to assess the allergenic potential of genetically modified foods, but there is a lack of information on the relative thermal stability of food allergens vs. nonallergenic proteins. This study compared the thermal stability of several paired food allergens and nonallergenic proteins by measuring the changes in their solubility, antigenicity and thermodynamic properties after thermal treatment using BCA total protein assay, inhibition ELISA assay, Differential Scanning Calorimetry and Far-UV Circular Dichroism Spectroscopy. The selected protein pairs included bovine α-lactalbumin (allergen) vs. human α-lactalbumin (nonallergen), peanut lectin (allergen) vs. concanavalin A (nonallergen), soybean trypsin inhibitor (allergen) vs. lima bean trypsin inhibitor (nonallergen). With respect to protein solubility, a greater thermal stability was observed for: (1) bovine α-lactalbumin (bovine ALA) when it was autoclaved in water compared with human α-lactalbumin (human ALA) (2) peanut lectin when it was boiled or autoclaved in water compared with concanavalin A (ConA) and (3) soybean trypsin inhibitor (STI) when it was boiled in water or PBS, or autoclaved in water compared with lima bean trypsin inhibitor (LTI). Regarding TM values determined by DSC: (1) bovine ALA was more thermally stable than human ALA under both dry-heat treatment and moist-heat treatment (2) ConA was more thermally stable than peanut lectin during moist-heat treatment, while a greater thermal stability was observed for peanut lectin when the protein was under dry-heat treatment (3) LTI was more thermally stable than STI during heating in water or under dry-heat treatment, while a greater thermal stability was observed for STI when the protein was heated in PBS. Based on CD analyses, (1) bovine ALA was more thermally stable than human ALA (2) peanut lectin was more thermally stable than ConA (3) STI and LTI showed similar thermal stability. With respect to antigenicity, a greater thermal stability was observed for: (1) human ALA when it was autoclaved in water compared with bovine ALA (2) ConA when it was boiled or autoclaved in water, or under dry-heat treatment at 176℃ compared with peanut lectin (3) STI when it was autoclaved in PBS compared with LTI. In summary, allergens tended to be more thermally stable than nonallergenic proteins with respect to solubility, but there was no consistent trend in the relative thermal stability of these protein pairs regarding the antigenicity or the TM values. No correlation between thermal stability of the proteins and their allergenic potential was observed.ConA (3) STI and LTI showed similar thermal stability. With respect to antigenicity, a greater thermal stability was observed for: (1) human ALA when it was autoclaved in water compared with bovine ALA (2) ConA when it was boiled or autoclaved in water, or under dry-heat treatment at 176℃ compared with peanut lectin (3) STI when it was autoclaved in PBS compared with LTI. In summary, allergens tended to be more thermally stable than nonallergenic proteins with respect to solubility, but there was no consistent trend in the relative thermal stability of these protein pairs regarding the antigenicity or the TM values. No correlation between thermal stability of the proteins and their allergenic potential was observed.
M.S. in Food Safety and Technology, July 2015
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