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Leveraging Substitute Teachers As Educational Leaders, Marcedes Butler Jan 2025

Leveraging Substitute Teachers As Educational Leaders, Marcedes Butler

College of Education Faculty Research

This autoethnographic study explores the lived experiences of an advanced-degree holder and educator with expertise in leadership and education policy who worked as a substitute teacher in the Clark County School District. Despite my qualifications, I often felt underutilized and disconnected, revealing systemic barriers within the educational system. Using distributed leadership theory, I examine these challenges and uncover the untapped leadership potential of substitutes to make meaningful contributions to P-12 education. This study proposes actionable solutions, including substitute profile systems, comprehensive onboarding programs, and structured mentorship initiatives. The findings highlight the importance of shared leadership in fostering equity, professional growth, …


Clemson University Board Of Trustees, Compensation Committee, 2025 January 14, Clemson University Board Of Trustees Jan 2025

Clemson University Board Of Trustees, Compensation Committee, 2025 January 14, Clemson University Board Of Trustees

Minutes

No abstract provided.


Sensitive And Robust Biosensing Using Plasmonic Enhancement Of Fluorescence By Rapid Thermal Annealed Silver Nanostructures, Shuangming Li, Venkat R. Bhethanabotla Jan 2025

Sensitive And Robust Biosensing Using Plasmonic Enhancement Of Fluorescence By Rapid Thermal Annealed Silver Nanostructures, Shuangming Li, Venkat R. Bhethanabotla

USF Patents

Chips and metallic nanostructure biosensors comprising a dielectric substrate and discontinuous and disordered metallic nanostructures of flat island shapes thereon are disclosed herein. Also disclosed are methods of making and using the same.


Drug For Treating Tinnitus, Joseph P. Walton, Luisa Lynn Scott Jan 2025

Drug For Treating Tinnitus, Joseph P. Walton, Luisa Lynn Scott

USF Patents

Compounds, pharmaceutical compositions, and methods for treating tinnitus in a subject in need thereof. The methods include administering a therapeutically effective amount of a compound having a structure represented by Formula I as described herein. The compounds and compositions are administered transdermally or orally, preferably via a sustained release mechanism. The compounds and compositions reduce at least one behavioral correlate of tinnitus and/or at least one neurophysiological correlate of tinnitus. The compounds and compositions reduce hyperactivity in the auditory system.


Methods For Optimizing A Transmittance And/Or A Self-Cleaning Property Of A Substrate Using A Self-Cleaning Coating, Dharendra Yogi Goswami, Mohammed Khaleel M. Alhussain Jan 2025

Methods For Optimizing A Transmittance And/Or A Self-Cleaning Property Of A Substrate Using A Self-Cleaning Coating, Dharendra Yogi Goswami, Mohammed Khaleel M. Alhussain

USF Patents

Described herein relates to methods for optimizing a transmittance and/or a self-cleaning property of a substrate using a self-cleaning coating. As such, the substrate may be treated using a photocatalytic reaction of titanium dioxide (hereinafter “TiO2”)-based solution via a light treatment. The substrate may be treated using a combination including but not limited to wet chemicals, dry-cleaning, and/or mechanical polishing. Additionally, the substrate may then be overlayed with a self-cleaning coating, such that the transmittance and the self-cleaning properties of the substrate may be optimized. Furthermore, the methods for optimizing the transmittance and/or the self-cleaning functionality of the substrate may …


Cost-Effective Bulk Glass Reinforced Composite Columns, John Michael Cotter, Rasim O. Guldiken Jan 2025

Cost-Effective Bulk Glass Reinforced Composite Columns, John Michael Cotter, Rasim O. Guldiken

USF Patents

A structural column comprises an inner sleeve comprising a first non-glass material, at least one sheet comprising bulk glass, and an outer sleeve comprising a second non-glass material. The inner sleeve has an outer surface and an inner surface defining a hollow interior of the structural column. An inner surface of each sheet is adjacent to at least a portion of the outer surface of the inner sleeve. The outer sleeve has an inner surface that is attached to at least a portion of an outer surface of each sheet, and the inner surface of the outer sleeve is attached …


Excavating The Past To Shape The Future: How Artists And Nostalgia Fuel Brand Revivals, Rj Roberts, Abel Paul George Jan 2025

Excavating The Past To Shape The Future: How Artists And Nostalgia Fuel Brand Revivals, Rj Roberts, Abel Paul George

Digital Laboratory: Publisher of Internet Journal

RJ Roberts and Abel Paul George, have put their minds together to analyze the current market phenomena of nostalgia. Positioned in creative industries, Roberts and George have developed a one-of-a-kind strategy bolstered by current market activity and the operose reference culture within social media. Nostalgia brings energy to wide demographics in the hands of artists from a core community. The article creates a shared language for individual artists and brand executives to discuss partnerships, collaborations, brand excavation, and cultural evolution. As a tool for both, nostalgia is a process of connecting history or legacy to contemporary landscapes and communities.


Gotta Take My Avatar Shopping: Impacts Of Interactive Virtual Shopping In Esport, Yongjin Hwang, Keshav Gupta Jan 2025

Gotta Take My Avatar Shopping: Impacts Of Interactive Virtual Shopping In Esport, Yongjin Hwang, Keshav Gupta

Faculty Publications

Purpose

Esports game developers are incorporating interactive virtual shopping (IVS) experiences into their products to facilitate consumer–brand interactions. Despite the potential influence of IVS, existing research lacks an understanding of its impact on consumers’ overall affect– particularly game enjoyment, a critical factor in sustaining engagement with esports products – and on attitudinal change toward brands in the real world.

Design/methodology/approach

An experiment was designed to examine the impact of shopping in the virtually interactive esports marketplace on game enjoyment. Mediating effects of positive change in brand attitude, perceived realism and character attachment and the moderating effect of self-avatar gender congruity …


Usage Statistics: Project Counter R5 Pr_P1 Report Fy2024 - Platform Usage, Andrée J. Rathemacher Jan 2025

Usage Statistics: Project Counter R5 Pr_P1 Report Fy2024 - Platform Usage, Andrée J. Rathemacher

Technical Services Reports and Statistics

Project COUNTER R5 Report PR_P1 for the University of Rhode Island for the period from July 1, 2023 - June 30, 2024. The PR_P1 report is defined as "Platform Usage." This report presents an annual total only and only includes those platforms successfully configured for automated harvesting via SUSHI.

File for download is Excel spreadsheet generated by Alma Analytics.

Results:

Searches Platform - 317,298

Total Item Requests - 1,153,277

Unique Item Requests - 855,010

Unique Title Requests - 56,418


Usage Statistics: Project Counter R5 Tr_J1 Report Fy2024 - Journal Requests (Excluding Oa_Gold) By Platform, Andrée J. Rathemacher Jan 2025

Usage Statistics: Project Counter R5 Tr_J1 Report Fy2024 - Journal Requests (Excluding Oa_Gold) By Platform, Andrée J. Rathemacher

Technical Services Reports and Statistics

Project COUNTER R5 Report TR_J1 for the University of Rhode Island for the period from July 1, 2023 - June 30, 2024. The TR_J1 report is defined as "Journal Requests (Excluding OA_Gold)." This report presents an annual total only and only includes those platforms successfully configured for automated harvesting via SUSHI.

File for download is Excel spreadsheet generated by Alma Analytics.

Results:

Total Item Requests - 805,131

Unique Item Requests - 602,267


Usage Statistics: Project Counter R5 Tr_J1 Report Fy2024 - Journal Requests (Excluding Oa_Gold) By Title, Andrée J. Rathemacher Jan 2025

Usage Statistics: Project Counter R5 Tr_J1 Report Fy2024 - Journal Requests (Excluding Oa_Gold) By Title, Andrée J. Rathemacher

Technical Services Reports and Statistics

Project COUNTER R5 Report TR_J1 for the University of Rhode Island for the period from July 1, 2023 - June 30, 2024. The TR_J1 report is defined as "Journal Requests (Excluding OA_Gold)." This report presents an annual total only and only includes those platforms successfully configured for automated harvesting via SUSHI.

File for download is Excel spreadsheet generated by Alma Analytics.

Results:

Total Item Requests - 805,131

Unique Item Requests - 602,267


Usage Statistics: Project Counter R5 Tr_B1 Report Fy2024 - Book Requests (Excluding Oa_Gold) By Title, Andrée J. Rathemacher Jan 2025

Usage Statistics: Project Counter R5 Tr_B1 Report Fy2024 - Book Requests (Excluding Oa_Gold) By Title, Andrée J. Rathemacher

Technical Services Reports and Statistics

Project COUNTER R5 Report TR_B1 for the University of Rhode Island for the period from July 1, 2023 - June 30, 2024. The TR_B1 report is defined as "Book Requests (Excluding OA_Gold)." This report presents an annual total only and only includes those platforms successfully configured for automated harvesting via SUSHI.

File for download is Excel spreadsheet generated by Alma Analytics.

Results:

Total Item Requests - 130,532

Unique Title Requests - 54,592


Nitroglycerine For Retained Placenta: A Meta-Analysis Of Randomized Controlled Trials, Alessandro Petrecca, Gabriele Saccone, Vincenzo Berghella Jan 2025

Nitroglycerine For Retained Placenta: A Meta-Analysis Of Randomized Controlled Trials, Alessandro Petrecca, Gabriele Saccone, Vincenzo Berghella

Department of Obstetrics and Gynecology Faculty Papers

OBJECTIVE: To evaluate the effect of nitroglycerine on placenta delivery after retained placenta.

DESIGN: Systematic review with meta-analysis.

DATA SOURCES: MEDLINE, PROSPERO, Scopus, ClinicalTrials.gov, EMBASE, Sciencedirect, the Cochrane Library, Scielo were searched from their inception until February 2024.

ELIGIBILITY CRITERIA FOR SELECTING STUDIES: We included all randomized clinical trials comparing use of nitroglycerine (i.e. intervention group) with placebo or with no treatment (i.e. control group) given for retained placenta after vaginal delivery.

DATA SYNTHESIS: The primary outcome was rate of manual removal of the placenta. The summary measures were reported as relative risk (RR) or as mean difference (MD) with …


2 Kv Al0.64Ga0.36N-Channel High Electron Mobility Transistors With Passivation And Field Plates, Md Tahmidul Alam, Jiahao Chen, Kenneth Stephenson, Md Abdullah-Al Mamun, Abdullah Al Mamun Mazumder, Shubhra S. Pasayat, Asif Khan, Chirag Gupta Jan 2025

2 Kv Al0.64Ga0.36N-Channel High Electron Mobility Transistors With Passivation And Field Plates, Md Tahmidul Alam, Jiahao Chen, Kenneth Stephenson, Md Abdullah-Al Mamun, Abdullah Al Mamun Mazumder, Shubhra S. Pasayat, Asif Khan, Chirag Gupta

Faculty Publications

High voltage (∼2 kV) Al0.64Ga0.36N-channel high electron mobility transistors were fabricated with an on-resistance of ∼75 Ω. mm (∼21 mΩ. cm2). Two field plates of variable dimensions were utilized to optimize the breakdown voltage. The breakdown voltage reached >3 kV (tool limit) before passivation however it reduced to ∼2 kV after Si3N4 surface passivation and field plate deposition. The breakdown voltage and on-resistance demonstrated a strong linear correlation in a scattered plot of ∼50 measured transistors. The fabricated transistors were electrically characterized and benchmarked against the state-of-the-art high-voltage (> 1 kV) …


A Framework For A Sustainable Archaeology Field School In South Florida, Alanna L. Lecher, Katharine G. Napora, Sara Ayers-Rigsby, Malachi Fenn, Melissa Lehman, Peter De Witt, John Sullivan Jan 2025

A Framework For A Sustainable Archaeology Field School In South Florida, Alanna L. Lecher, Katharine G. Napora, Sara Ayers-Rigsby, Malachi Fenn, Melissa Lehman, Peter De Witt, John Sullivan

Faculty and Staff Publications & Presentations

Entry into the profession of archaeology generally requires the completion of an archaeological field school, which teaches proper field, laboratory, and curation methodologies. Archaeology as a discipline has been making strides towards integrating cross-disciplinary methods to increase the depth and breadth of the subject and enhancing inclusivity. These efforts have been mirrored in the approaches of some archaeological field schools, but not necessarily in a systematic fashion. This paper presents a cohesive framework for an archaeological field school that integrates cross-disciplinary training and inclusivity by model of the United Nations Sustainable Development Goals (UN SDGs), specifically SDGs 11: Sustainable Cities …


Pathogenesis, Diagnosis, And Examination Of Corynebacterium Diphtheriae, Ika Ningsih, Muhammad Iqbal Safrullah Jan 2025

Pathogenesis, Diagnosis, And Examination Of Corynebacterium Diphtheriae, Ika Ningsih, Muhammad Iqbal Safrullah

Indonesian Journal of Medical Chemistry and Bioinformatics

Corynebacterium diphtheriae is a rod-shaped bacterium, Gram-positive (purple), growth requires the presence of oxygen or can live with oxygen or without oxygen, nonmotile, non-capsular, non-sporing, catalase positive. Most species ferment carbohydrates such as fructose, galactose, glucose, maltose, and mannose and produce an exotoxin called diphtheria toxin (DT) which can cause diphtheria, a respiratory infection characterized by sore throat and the production of a thick layer / gray pseudomembrane and generally affects children aged 15 years and under and is very vulnerable in people who are not immunized and in low immune systems. Diphtheria is a dangerous and life-threatening disease if …


A Pilot And Feasibility Study Investigating The Abundance And Activity Of Nitrate-Reducing Bacteria In Women With Pre-Eclampsia, Lisa Du Toit, Ifeoma Offiah, Alvaro Redondo-Rio, Tanya Kahawita, Michele Kiernan, Yen Ming Lin, Louise A. Belfield, Gemma Montagut, Alicia Benavente, Tomas Nicholas, Amazon Doble, Renske Dikkers, Robert Freeman, Toni Gabaldón, Zoe Brookes, Raul Bescos Garcia Jan 2025

A Pilot And Feasibility Study Investigating The Abundance And Activity Of Nitrate-Reducing Bacteria In Women With Pre-Eclampsia, Lisa Du Toit, Ifeoma Offiah, Alvaro Redondo-Rio, Tanya Kahawita, Michele Kiernan, Yen Ming Lin, Louise A. Belfield, Gemma Montagut, Alicia Benavente, Tomas Nicholas, Amazon Doble, Renske Dikkers, Robert Freeman, Toni Gabaldón, Zoe Brookes, Raul Bescos Garcia

Peninsula Dental School

BackgroundOral health may influence blood pressure control by modulating the abundance and activity of nitrate-reducing bacteria, which are essential for enhancing nitrite and nitric oxide (NO) bioavailability. This study aimed to investigate the oral health and microbiome composition of women with pre-eclampsia (PET) compared to healthy controls (CN).MethodsTen PET and eleven CN women participated in this study, respectively. An oral health examination was conducted in all the participants. Saliva and blood samples were collected for analysis of the oral microbiome and NO biomarkers.ResultsHigher plaque levels were observed in the PET group compared to the CN group (P = 0.038). The …


Pre-Emptive Treatment For Cytomegalovirus Viraemia To Prevent Cytomegalovirus Disease In Solid Organ Transplant Recipients, Robin Wm Vernooij, Mini Michael, Julia Mt Colombijn, Daniel S Owers, Angela C Webster, Giovanni Fm Strippoli, Elisabeth M Hodson Jan 2025

Pre-Emptive Treatment For Cytomegalovirus Viraemia To Prevent Cytomegalovirus Disease In Solid Organ Transplant Recipients, Robin Wm Vernooij, Mini Michael, Julia Mt Colombijn, Daniel S Owers, Angela C Webster, Giovanni Fm Strippoli, Elisabeth M Hodson

Faculty, Staff and Students Publications

Background: Cytomegalovirus (CMV) is a significant cause of morbidity and death in solid organ transplant recipients. Pre-emptive treatment of patients with CMV viraemia using antiviral agents has been suggested as an alternative to routine prophylaxis to prevent CMV disease. This is an update of a Cochrane review first published in 2006 and updated in 2013.

Objectives: To determine the benefits and harms of pre-emptive treatment of CMV viraemia to prevent CMV disease and death (any cause) and the indirect effects of CMV infection (acute rejection, graft loss, opportunistic infections) in solid organ transplant recipients.

Search methods: The Cochrane Kidney and …


Cardiometabolic Multimorbidity And Dementia Onset Among Middle-Aged And Older Adults: Differences By Race/Ethnicity., Siting Chen, Ana R. Quiñones, Corey L. Nagel, Nicholas J. Bishop, Heather G. Allore, Jason T. Newsom, Jeffrey Kaye, Anda Botoseneanu Jan 2025

Cardiometabolic Multimorbidity And Dementia Onset Among Middle-Aged And Older Adults: Differences By Race/Ethnicity., Siting Chen, Ana R. Quiñones, Corey L. Nagel, Nicholas J. Bishop, Heather G. Allore, Jason T. Newsom, Jeffrey Kaye, Anda Botoseneanu

Psychology Faculty Publications and Presentations

Racial/ethnic minoritized groups in the U.S. have higher prevalence of cardiometabolic multimorbidity and experience higher risk of dementia. This study evaluates the relationship between cardiometabolic multimorbidity and dementia onset according to racial/ethnic group in a nationally representative cohort of U.S. middle-aged and older adults.


Analysis Of Smart Governance In Tax Digitalization In Bandung City (A Case Study Of E-Satria Application), Regina Fauzia Adisa, Sri Mulyani Jan 2025

Analysis Of Smart Governance In Tax Digitalization In Bandung City (A Case Study Of E-Satria Application), Regina Fauzia Adisa, Sri Mulyani

Journal of Accounting Auditing and Business

This study aims to analyze the implementation of the e-Satria application in achieving smart governance in the city of Bandung. The analysis includes community participation, transparency, and quality of service as evaluated through effectiveness, efficiency, time savings, and data security. This study employs a qualitative approach. The validation of research data utilizes data triangulation, where information is gathered from various informants, documents, and an analysis of the e-satria application. The informants for this study included representatives from the Regional Revenue Management Agency (BPPD), the Bandung City Inspectorate, and De.U Coffee, a restaurant in the Bandung area that uses the application. …


Analyzing Tiktok’S Influence On Youth Political Activism And Social Participation In Malaysia, Nor Azyani Tsania Mohd Nor, Syahirah Samantha Foo Su Sien Mohd Fird, Nur Marissa Nabilah Mohd Ridhwan, Mohamad Hafifi Jamri Jan 2025

Analyzing Tiktok’S Influence On Youth Political Activism And Social Participation In Malaysia, Nor Azyani Tsania Mohd Nor, Syahirah Samantha Foo Su Sien Mohd Fird, Nur Marissa Nabilah Mohd Ridhwan, Mohamad Hafifi Jamri

Jurnal Wacana Politik

Despite TikTok’s popularity among young users, concerns persist regarding their lack of political awareness and gullibility. This research aims to address this gap by examining TikTok usage patterns among Malaysian youth and analyzing user interactions with political and social content. The research participants consisted of youths aged 18 to 29 years old in Malaysia. Employing a quantitative research design, the study used surveys to gather data and descriptive statistical analysis. The collected data was analyzed using the SPSS software. The study’s findings indicate TikTok’s potential for political usage and respondents show a moderately high agreement on TikTok as a platform …


The Psychology Of Money: Achieving Financial Peace, Jesse L. Veenstra Jan 2025

The Psychology Of Money: Achieving Financial Peace, Jesse L. Veenstra

Faculty Work Comprehensive List

"The single biggest way to be financially healthy is to spend less than you make."

Posting about ­­­­­­­­healthy financial habits from In All Things, an online hub that offers insight into maintaining and faithful and orthodox Reformed Christian worldview while fearlessly engaging in every aspect of contemporary life – until all is made new.

The Psychology of Money


Assessing The Impact Of Mindfulness Programs On Attention-Deficit/ Hyperactivity Disorder In Children And Adolescents: A Systematic Review, Meshal A. Sultan, Faisal A. Nawaz, Batol Alattar, Eman Khalaf, Sidra Shadan, Naila El-Abiary, Shakeel Tegginmani, Rakhtan K. Qasba, Jigar Jogia Jan 2025

Assessing The Impact Of Mindfulness Programs On Attention-Deficit/ Hyperactivity Disorder In Children And Adolescents: A Systematic Review, Meshal A. Sultan, Faisal A. Nawaz, Batol Alattar, Eman Khalaf, Sidra Shadan, Naila El-Abiary, Shakeel Tegginmani, Rakhtan K. Qasba, Jigar Jogia

All Works

BACKGROUND: Attention Deficit Hyperactivity Disorder (ADHD) is a prevalent neurodevelopmental disorder which poses challenges for the individuals with the disorder and their families. While stimulant medications are effective, a comprehensive approach, including psychosocial and behavioral interventions, is recommended. There is a growing body of research exploring the potential benefits of mindfulness-based interventions for children with ADHD. Our study aims to assess the effectiveness of mindfulness interventions in reducing ADHD symptoms in children and adolescents through a systematic review of relevant studies. METHODS: Following PRISMA guidelines, our systematic review searched PubMed, Cochrane library, Psycinfo, and Scopus from January 2000 to August …


Political Dynamics And Policy Implications Of Indonesia-Australia Border Management, Ratu Zahirah Lutfie, Suharjimantoro Suharjimantoro Jan 2025

Political Dynamics And Policy Implications Of Indonesia-Australia Border Management, Ratu Zahirah Lutfie, Suharjimantoro Suharjimantoro

Jurnal Wacana Politik

This study offers a political science analysis of border management policies in Indonesia and Australia, focusing on security, community welfare, and international relations. Indonesia adopts a development-oriented approach aimed at enhancing infrastructure and economic access in border areas, promoting national integration but facing coordination and surveillance challenges. Australia, in contrast, implements a security-driven approach, particularly through Operation Sovereign Borders, effectively preventing illegal immigration yet criticized for its stringent, less humanitarian stance. Employing qualitative methods, including literature review and online media analysis, this study examines the political implications and geopolitical context of each policy. Findings suggest that Indonesia could enhance border …


Making The Most Of Artificial Intelligence And Large Language Models To Support Collection Development In Health Sciences Libraries, Ivan Portillo, David Carson Jan 2025

Making The Most Of Artificial Intelligence And Large Language Models To Support Collection Development In Health Sciences Libraries, Ivan Portillo, David Carson

Library Articles and Research

This project investigated the potential of generative AI models in aiding health sciences librarians with collection development. Researchers at Chapman University’s Harry and Diane Rinker Health Science campus evaluated four generative AI models—ChatGPT 4.0, Google Gemini, Perplexity, and Microsoft Copilot—over six months starting in March 2024. Two prompts were used: one to generate recent eBook titles in specific health sciences fields and another to identify subject gaps in the existing collection. The first prompt revealed inconsistencies across models, with Copilot and Perplexity providing sources but also inaccuracies. The second prompt yielded more useful results, with all models offering helpful analysis …


Blockchain Technology In Elections: Exploring Potential And Implications, Ibnu Khaldun Jan 2025

Blockchain Technology In Elections: Exploring Potential And Implications, Ibnu Khaldun

Jurnal Wacana Politik

This study aims to explore the potential and implications of implementing blockchain technology in the context of elections and governance. Utilizing a mixed-method approach, including expert interviews, stakeholder surveys, and case studies from various countries, the research provides in-depth insights into how blockchain can revolutionize electoral processes and governance. The findings indicate that blockchain implementation in elections has the potential to enhance the integrity and security of voting processes, though significant challenges exist in terms of existing technological infrastructure and public acceptance. In governance, blockchain offers improvements in transparency and efficiency, yet faces obstacles in scalability, integration with existing IT …


Political Polarization In The 2024 Local Elections: An Analysis Of Its Impact And Implications For Local Democracy In Indonesia, Muhtar Muhtar, Budi Setiyono, Fitriyah Fitriyah, Nur Hidayat Sardini Jan 2025

Political Polarization In The 2024 Local Elections: An Analysis Of Its Impact And Implications For Local Democracy In Indonesia, Muhtar Muhtar, Budi Setiyono, Fitriyah Fitriyah, Nur Hidayat Sardini

Jurnal Wacana Politik

Regional head elections (Pilkada) are a crucial moment in Indonesia’s political dynamics, but in 2024, political polarization reached its peak, causing significant impacts on local democracy. This study aims to investigate the phenomenon of political polarization in the 2024 regional elections and analyze its implications for the sustainability of local democracy in Indonesia. Through a mixed approach that combines qualitative and quantitative analysis, this study attempts to understand the root causes of political polarization, measure the level of polarization in different regions, and evaluate the resulting political consequences. Political polarization in the context of the 2024 regional elections reflects the …


Cold-Plasma-Driven Ammonia Synthesis Over Porous Silica: The Role Of The Morphology, Fnu Gorky, Vashantu Storr, Jacek B. Jasinski, Maria L. Carreon Jan 2025

Cold-Plasma-Driven Ammonia Synthesis Over Porous Silica: The Role Of The Morphology, Fnu Gorky, Vashantu Storr, Jacek B. Jasinski, Maria L. Carreon

Chemical Engineering Faculty Publications and Presentations

Nonthermal plasma (NTP) has opened unexplored routes for small-scale, decentralized ammonia production. However, understanding the ammonia formation pathways when employing NTP-driven processes is challenging due to the complex nature of the process. In this work, we report the effects of the morphology and textural properties on ammonia production. Herein, we explore mesoporous and macroporous regimes in silica. Performance of mesoporous silica with a gyroid morphology displays the highest ammonia production rate of 160.7 mu mol/ming-cat at a plasma power of 15 W. The findings from this work provide insights into tailoring porous structures and morphology for ammonia production powered by …


Impaired Hydrogen Sulfide Biosynthesis Underlies Eccentric Contraction-Induced Force Loss In Dystrophin-Deficient Skeletal Muscle, W Michael Southern, Erynn E Johnson, Elizabeth K Fasbender, Katherine S Fallon, Courtney L Cavazos, Dawn A Lowe, George G Rodney, James M Ervasti Jan 2025

Impaired Hydrogen Sulfide Biosynthesis Underlies Eccentric Contraction-Induced Force Loss In Dystrophin-Deficient Skeletal Muscle, W Michael Southern, Erynn E Johnson, Elizabeth K Fasbender, Katherine S Fallon, Courtney L Cavazos, Dawn A Lowe, George G Rodney, James M Ervasti

Faculty, Staff and Students Publications

Eccentric contraction-induced (ECC-induced) force loss is a hallmark of murine dystrophin-deficient (mdx) skeletal muscle that is used to assess efficacy of potential therapies for Duchenne muscular dystrophy. While virtually all key proteins involved in muscle contraction have been implicated in ECC force loss, a unifying mechanism that orchestrates force loss across such diverse molecular targets has not been identified. We showed that correcting defective hydrogen sulfide (H2S) signaling in mdx muscle prevented ECC force loss. We also showed that the cysteine proteome of skeletal muscle functioned as a redox buffer in WT and mdx muscle during ECCs, but that buffer …


Cryogenic Hybrid Magnonic Circuits Based On Spalled Yig Thin Films, Jing Xu, Connor Horn, Yu Jiang, Amin Pishehvar, Xinhao Li, Daniel Rosenmann, Xu Han, Miguel Levy, Supratik Guha, Xufeng Zhang Jan 2025

Cryogenic Hybrid Magnonic Circuits Based On Spalled Yig Thin Films, Jing Xu, Connor Horn, Yu Jiang, Amin Pishehvar, Xinhao Li, Daniel Rosenmann, Xu Han, Miguel Levy, Supratik Guha, Xufeng Zhang

Michigan Tech Publications

Yttrium iron garnet (YIG) magnonics has garnered significant research interest because of the unique properties of magnons (quasiparticles of collective spin excitation) for signal processing. In particular, hybrid systems based on YIG magnonics show great promise for quantum information science due to their broad frequency tunability and strong compatibility with other platforms. However, their broad applications have been severely constrained by substantial microwave loss in the gadolinium gallium garnet (GGG) substrate at cryogenic temperatures. In this study, we demonstrate that YIG thin films can be spalled from YIG/GGG samples. Our approach is validated by measuring hybrid devices comprising superconducting resonators …