• Habitat Marte Educational Program: Space, Sustainability and Agriculture for People 

  Rezende, Julio; Souza, Davi; Santos, Dalmo (2020 International Conference on Environmental Systems, 2020-07-31)

  Ensuring the safe and controlled production of food during long-term manned missions is among the most important goals that future space crews will need to attain. Even using automation for crew time savings and food ...

• Motivating for Space in Brazil 

  Rezende, Julio; Oliveira, Alvaro; Souza, Davi; Santos, Dalmo (2020 International Conference on Environmental Systems, 2020-07-31)

  In Brazil, it is still a challenge to motivate children and youth to Science, Technology, Engineering and Mathematics (STEM) disciplines. We believe that Space can be a trigger to inspire engagement with scientific aerospace ...

• Gender Differences in General Achievement in Mathematics: An International Study 

  Ghasemi, Ehsan; Burley, Hansel; Safadel, Parviz (Chinese American Educational Research and Development Association, 2019-08)

  Women’s underrepresentation in mathematics-related careers continues to concern policymakers, economists, and educators. This study addressed the issue by examining data from two international databases, namely IEA’s ...

• Facilitating Molecular Biology Teaching by Using Augmented Reality (AR) and Protein Data Bank (PDB) 

  Safadel, Parviz; White, David (Springer, 2019)

  Spatial understanding of molecules in molecular biology provides a better understanding of molecules in isolation and relation to their next elements. Augmented reality (AR) has recently been developed as a computer interface ...

• 3D-Printing Lunar and Martian Habitats and the Potential Applications for Additive Construction 

  Roman, Monserrate; Yashar, Melodie; Fiske, Michael; Nazarian, Shadi; Adams, Amanda; Boyd, Platt; Bentley, Michael; Ballard, Jason (2020 International Conference on Environmental Systems, 2020-07-31)

  In 2015, the NASA Centennial Challenges program launched the 3D-Printed Habitat (3DPH) competition to develop housing solutions for extended-duration missions on planetary surfaces using advanced additive construction ...

• A Cabin CO2 Adsorption System for a Novel Medium-range Aircraft Concept 

  Berres, Axel; Niemeyer, Philipp; Milow, Barbara (2020 International Conference on Environmental Systems, 2020-07-31)

  In the ATLAS project, a concept study of a medium-range aircraft was carried out. For this purpose, novel technologies such as the extraction of oxygen, the control of CO2 in the cabin air as well as hybrid laminar flow ...

• Development of a photosynthesis measurement chamber under different airspeeds for applications in future space crop-production facilities 

  Poulet, Lucie; Gildersleeve, Michael; Koss, Lawrence; Massa, Gioia D.; Wheeler, Raymond M. (2020 International Conference on Environmental Systems, 2020-07-31)

  Space crop production systems are being developed to grow fresh produce in-situ to supplement the astronauts’ diet, but the required ventilation rates for crops in different gravity environments remains poorly understood. ...

• Practical Considerations of Integrating a Passive Thermal Control System onto Small-Satellites - The Ten-Koh Case Study 

  Dudziak, Roger; Tuttle, Sean; Okuyama, Kei-Ichi; Lidtke, Aleksander; Gonzales, Jesus; Fajardo Tapia, Isai (2020 International Conference on Environmental Systems, 2020-07-31)

  The research detailed in this paper aims to address the problem of thermal management of small-satellite (particularly micro and nano-satellite) platforms by proposing a passive Thermal Management System (TMS) that can be ...

• Update on Feasibility of UV LEDs in a Spacecraft Wastewater Tank Application 

  Adam, Niklas; Callahan, Michael; Almengor, Audry; Gilbert, Nikki; Harris, Jacob; Jimenez, Javier; Hanford, Anthony; Toon, Katherine (2020 International Conference on Environmental Systems, 2020-07-31)

  As the National Aeronautics and Space Administration (NASA) expands its scope and begins to venture into long-duration manned space flights, the function and maintenance of spacecraft water systems becomes increasingly ...

• Chemistry of Ionic Silver and Implications for Design of Potable Water Systems 

  Muirhead, Dean L.; Button-Denby, Amy; Smyth, Christopher M.; Nelson, Jason; Callahan, Michael R. (2020 International Conference on Environmental Systems, 2020-07-31)

  Ionic silver (Ag+) at approximately 400 µg/L is proposed as an ingestible biocide for potable water systems in future human spacecraft. This paper investigates the underlying chemistry of the silver ion at potable ...

• On-orbit Testing of the Advanced Closed Loop System ACLS 

  Witt, Johannes; Hovland, Scott; Laurini, Daniele; Matthias, Carsten; Boettcher, Frank; Bevilacqua, Tiziano; Redondo, Carlos (2020 International Conference on Environmental Systems, 2020-07-31)

  "The Advanced Closed-Loop System ACLS is a regenerative life support system for closed habitats. With regenerative processes the ACLS covers the life support functions of CO2 removal, Oxygen generation and CO2 Reprocessing. ...

• Reassessing the Purge Valve Architecture in the Exploration Extravehicular Mobility Unit 

  Steely, Margot (2020 International Conference on Environmental Systems, 2020-07-31)

  "Earlier designs of the xEMU purge valve architecture mimicked the design of the ISS/Shuttle EMU architecture with the use of two purge valves. When opened, both purge valves will allow suit gas to flow from the pressurized ...

• Early Results from a Broad Compatibility Study of Various Materials with Ionic Silver Biocide 

  Colon, Hector; Button-Denby, Amy; Steele, John; Nelson, Jason (2020 International Conference on Environmental Systems, 2020-07-31)

  Ionic silver is baselined for microbial control in spacecraft potable water systems for future exploration missions, but materials compatibility analysis is required to evaluate the passive depletion of ionic silver ...

• U.S. Spacesuit Knowledge Capture – Documenting the Anatomy of a Spacesuit 

  Chullen, Cinda; Oliva, Vladenka (2020 International Conference on Environmental Systems, 2020-07-31)

  After more than 45 years since the United States last landed humans on the Moon, Space Policy Directive-1 now directs NASA to return astronauts to the Moon by 2024, followed by missions to Mars and beyond. To assist in the ...

• Range of Motion (ROM) Analysis for Pressure Garments (EVA and LES) using 3D Photogrammetric Motion Capture 

  Hall, Dillon; Dunbar, Bonnie; Burke, Paul; Hajda, Callen (2020 International Conference on Environmental Systems, 2020-07-31)

  Understanding work envelope (reach) and range of motion (ROM) is a critical component of pressure garment (EVA and LES) design. In comparison to methods used in the Apollo program involving the use of goniometers and 2D ...

• Power Optimization of Cryogenic CO2 Deposition Capture in Deep Space 

  Jagtap, Pranav; Belancik, Grace; Jan, Darrell; Hall, Scott; Chen, Weibo (2020 International Conference on Environmental Systems, 2020-07-31)

  An extremely reliable cabin air revitalization system is needed for human deep space exploration missions. Deep space offers an environmental temperature close to 4 Kelvin. This low environmental temperature enables heat ...

• Effect of Flow Velocity and VOCs on Ammonia Adsorption in Acid Impregnated Activated Carbon Sorbents 

  Finn, Joshua; Monje, Oscar; Kayatin, Matthew; Perry, Jay (2020 International Conference on Environmental Systems, 2020-07-31)

  The current trace contaminant control subassembly (TCCS) aboard the International Space Station (ISS) includes a packed bed containing Barnebey-Sutcliffe Type 3032 (BS-3032) activated carbon to control ammonia levels in ...

• A Biomechanical Design Framework to Improve Spacesuit Boot Fit 

  Boppana, Abhishektha; Anderson, Allison (2020 International Conference on Environmental Systems, 2020-07-31)

  The current trace contaminant control subassembly (TCCS) aboard the International Space Station (ISS) includes a packed bed containing Barnebey-Sutcliffe Type 3032 (BS-3032) activated carbon to control ammonia levels in ...

• Solar Array Configurations for the Moon Village 

  Halbach, Eric; Inocente, Daniel; Haney, Max; Katz, Neil; Petrov, Georgi I. (2020 International Conference on Environmental Systems, 2020-07-31)

  The Moon Village master plan is an architectural concept for a sustainable, international human outpost on the rim of Shackleton Crater near the lunar South Pole. This site receives nearly continuous sunlight throughout ...

• Poisoning Evaluation of On-Orbit Sabatier Assembly 

  Carpenter, Joyce; Yu, Ping; Woods, Julius; Goberman, Daniel; Galvin, Lynda; Garr, John; Ulrich, Bettylynn (2020 International Conference on Environmental Systems, 2020-07-31)

  The Sabatier Assembly (SA) P/N SV1015510-1 was designed by Collins Aerospace to partially close the life support loop on ISS by reacting two waste gases (carbon dioxide and hydrogen) to form water (and waste methane). ...

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