First Measurements of Ambient PM2.5 in Kinshasa, Democratic Republic of Congo and Brazzaville, Republic of Congo Using Field-calibrated Low-cost Sensors by Celeste McFarlane, Paulson Kasereka Isevulambire, Raymond Sinsi Lumbuenamo, Arnold Murphy Elouma Ndinga, Ranil Dhammapala, Xiaomeng Jin, V. Faye McNeill, Carl Malings, R. Subramanian, Daniel M. Westervelt

Subjects: “…Low-cost sensors…”
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Development of a PM2.5 Forecasting System Integrating Low-cost Sensors for Ho Chi Minh City, Vietnam by Nguyen Ky Phung, Nguyen Quang Long, Nguyen Van Tin, Dang Thi Thanh Le

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Theoretical framework and experimental validation for monitoring the glass transition temperature of thermosets using a low-cost Fresnel reflection sensor by James DR. Talbot, David King, Francisco N. Bogonez, Venkata R. Machavaram, Dee Harris, Madhav Ramesh, Surya D. Pandita, Liwei Wang, Maximilian Hlatky, Gerard F. Fernando

“…The second part of the paper describes the integration of the low-cost Fresnel reflection sensor within a differential scanning calorimeter to track the cross-linking reactions in real-time. …”
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To Study the Outcome of Low-Cost Negative-Pressure Wound Therapy Using Wall-Mounted Vacuum Device in the Treatment of Open Wounds by Neeraj Jain, Ravi Kant Jain, Ajay Sabhnani

“…Conclusion: This is a simple and low cost method for treating soft tissue injury associated with severe open fractures. …”
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Co-effects of COVID-19 and Meteorology on PM2.5 Decrease in Ho Chi Minh City, Vietnam: A Comparison of 2016–2019 and 2020–2021 by Cong-Thanh Tran, Le My Thuan Nguyen, Tzong-Gang Wu, Chang-Fu Wu, To Thi Hien, Kuo-Liong Chien

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Spatial-temporal Variation and Local Source Identification of Air Pollutants in a Semi-urban Settlement in Nigeria Using Low-cost Sensors by Oyediran Kayode Owoade, Pelumi Olaitan Abiodun, Opeyemi R. Omokungbe, Olusegun Gabriel Fawole, Felix Samuel Olise, Olalekan O. M. Popoola, Roderic L. Jones, Philip K. Hopke

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Solutions for Small Farmers and Home Gardens: Building a Low-Cost Vertical Soilless System for Production of Small Vegetable and Fruit Crops by Bielinski M. Santos, Teresa P. Salame-Donoso, Shawn C. Arango

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Effect of an Aerosol Dryer on Ambient PM Measurements with SDS011 Low Cost Sensors during a Two-year Period in Duisburg, Germany by Martin Nothhelfer, Oliver Sperber, Ana Maria Todea, Britta Schunke, Olga Romazanowa, Stefan Schumacher, Dieter Bathen, Christof Asbach

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Evaluation of a Wireless Data Transmission Using a Low-Cost Commercial-off-the-Shelf Wi-Fi Router Applied to Dynamic Tests by Mateus Rodrigues Rocha, Anderson Govertz, Rogerio Pirk, Edilson Alexandre Camargo

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A Systematic, Cross-Model Evaluation of Ensemble Light Scattering Sensors by Abhay Vidwans, Pratim Biswas

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Spatiotemporal Assessment of PM2.5 Exposure of a High-risk Occupational Group in a Southeast Asian Megacity by Jarl Tynan Collado, Jose Gabriel Abalos, Imee de los Reyes, Melliza T. Cruz, Gabrielle Frances Leung, Katrina Abenojar, Carlos Rosauro Manalo, Bernell Go, Christine L. Chan, Charlotte Kendra Gotangco Gonzales, James Bernard B. Simpas, Emma E. Porio, John Q. Wong, Shih-Chun Candice Lung, Maria Obiminda L. Cambaliza

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Analysis of Surface Level PM2.5 Measured by Low-Cost Sensor and Satellite-Based Column Aerosol Optical Depth (AOD) over Kathmandu by Jeevan Regmi, Khem N. Poudyal, Amod Pokhrel, Nabin Malakar, Madhu Gyawali, Lekhendra Tripathee, Mukesh Rai, Srikanthan Ramachandran, Katrina Wilson, Rudra Aryal

“…Abstract A low-cost PurpleAir PA-II sensor was installed, in 2020 at the Institute of Engineering (IOE) Pulchowk Campus, TU located in Kathmandu valley, Nepal, to measure particulate matter with an aerodynamic diameter equal to or smaller than 2.5 µm (PM2.5). …”
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Smart Filter Performance Monitoring System by Chenxing Pei, Weiqi Chen, Qisheng Ou, David Y. H. Pui

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Spi-VSTL: Image data collection platform using off-the shelf hardware for vertically supported crops in state-of-the-art glasshouses by Namal Jayasuriya, Malith Weerasekara, Oula Ghannoum, Yi Guo, Wen Hu

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A FLUID FLOW ANALYSIS OF A JET EJECTOR SYSTEM USED IN INDUSTRIAL APPLICATIONS by IONEL OLARU

“…Generally, these types of ejectors are using water as the working fluid because water have a low cost, a chemical stability and is safe to use. …”
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3D-printed and In-situ prepared hydrogel anti-bacterial wound patch with silver nanoparticle embedded matrix by Hanin Amara, Fahad Alam, Said El Turk, Haider Butt

“…However, for high reach and large-scale utilization, the fabrication process of wearable hydrogel wound patches needs to be low-cost, reliable, and have high throughput. Therefore, the incorporation of 3D-printing technology helps in providing a starting point for flexible, high throughput, mechanically enhanced, low-cost, and reliable antibacterial wound patches. 3D-printed patches can perform antibacterial behavior while exhibiting a fast fabrication process in a time range of less than 3 h. …”
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Exemplary Youth Leadership Series: Challenge the Process by Megan Stein

“…In this publication, students will try on aspects of the third practice of exemplary leaders: challenge the process (Kouzes & Posner, 2018). Two low-cost, quick activities are included for implementation with youth and adults working with youth. …”
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Development of a Cost-effective Adsorption Dryer for High-quality Aerosol Sampling by Simonas Kecorius, Leizel Madueño, Susanne Sues, Josef Cyrys, Mario Lovrić, Mira Pöhlker, Kristina Plauškaitė, Lina Davulienė, Agnė Minderytė, Steigvilė Byčenkienė

“…The presented DD is easily scalable, thus, can be adapted for multiple applications at a low cost without compromising the data quality.…”
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FAST DATA ACQUISITION SYSTEM by Florin GROFU

“…The proposed system is relatively simple and with a low cost of realization that can be used in the situation where it is necessary to analyze some analog signals that require acquisition speeds of up to 100,000 Samples / second.…”
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Design and Evaluation of an Electromagnetic Bounce-Type Refreshable Braille Display by Dapeng Chen, Song Zhang, Lianshun Shen, Chenkai Li, Jianying Hua, Jia Liu, Aiguo Song

“…To help the blind or visually impaired (BVI) read digitally conveniently and at low cost, we propose a bounce-type actuator driven by electromagnetic force, and based on this, a refreshable Braille display (RBD) which can display both Braille and tactile graphic information is manufactured. …”
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