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Articles 2851 - 2880 of 16527
Full-Text Articles in Entire DC Network
Nothing About Us Without Us: Practical Strategies For Accessible Pedagogy, Jennie Baker, Heath J. Wooten
Nothing About Us Without Us: Practical Strategies For Accessible Pedagogy, Jennie Baker, Heath J. Wooten
Exploring How We Teach
- This chapter explores practical strategies based on the lived experiences of the authors, who are disabled graduate instructors.
- Theoretical approaches to accessible pedagogy should be rooted in praxis that accounts for the material realities of the disabled people it professes to be for.
- Most classroom interventions at present are accommodations, which are based on the medical model of disability; this chapter describes an approach to accessible pedagogy rooted in the social model of disability, and an ethics of disability justice.
- Instructors can explore ways of implementing accessible praxis by rethinking the ableist assumptions inherent in such areas as time, space, …
Graduate Teaching Communities Of Practice: Fostering A Sense Of Belonging And Professional Development For Graduate Students, By Graduate Students, April Athnos, Tianyi Kou-Herrema, Matthew Langley, Emile Oshima, Harrison Parker, Hima Rawal, Olivia Wilkins, Alexandra Lee, Seth Hunt, Ellen Searle, Nathalie Marinho
Graduate Teaching Communities Of Practice: Fostering A Sense Of Belonging And Professional Development For Graduate Students, By Graduate Students, April Athnos, Tianyi Kou-Herrema, Matthew Langley, Emile Oshima, Harrison Parker, Hima Rawal, Olivia Wilkins, Alexandra Lee, Seth Hunt, Ellen Searle, Nathalie Marinho
Exploring How We Teach
- Communities of Practice provide explicit formal recognition for teaching work and serve as a network of pedagogical resources.
- Communities of Practice create a safe space and a strengthened sense of community.
- Communities of Practice can be formed anywhere to meet any set of needs but always thrive with members’ agency and institutional support.
Don't Forget To Breathe: Advice For Coping With Graduate Teaching Anxiety, Ryan Cheek
Don't Forget To Breathe: Advice For Coping With Graduate Teaching Anxiety, Ryan Cheek
Exploring How We Teach
- Graduate teaching anxiety is a unique form of communication apprehension.
- Ignore your overactive amygdala. Teaching will not kill you.
- Teach with empath. Students are more afraid of you than you are of them.
- Don’t forget to breathe. A hospitable atmosphere is key to successful teaching.
- Institutions should better support their graduate student instructors.
Community-Engaged Teaching: Opportunities And Challenges For Graduate Instructors, Stacy Bluth
Community-Engaged Teaching: Opportunities And Challenges For Graduate Instructors, Stacy Bluth
Exploring How We Teach
- Community-engaged teaching can help alleviate the lack of relevance and isolation many graduate students experience.
- Graduate instructors using community-engaged teaching need to be particularly mindful of how they can find mentors, build equitable partnerships, and transform their community-engaged teaching into scholarship.
Navigating Evidence And Knowledge Equity, J. Nick Fisk
Navigating Evidence And Knowledge Equity, J. Nick Fisk
Exploring How We Teach
- Graduate instructors are awkwardly situated in the academy, which shapes their agency in teaching effectively and developing their own teaching practice.
- Evidence is a potentially fraught construct that is nonetheless necessary and accepted in the academy and can be leveraged in lieu of the often-wanting personal authority of graduate instructors to advocate better teaching practices while also developing themselves professionally.
- Principles of knowledge equity, which is foundationed on a pluralistic epistemological approach to knowledge building, can guide graduate instructors to consider a more expansive view and contextual approach to evidence to better serve students.
- Adoption of evidence-supported practices in the …
How Can Graduate Instructors Promote Diversity, Equity, And Inclusion In Their Courses?, Taneisha Vilma, Natalie Low
How Can Graduate Instructors Promote Diversity, Equity, And Inclusion In Their Courses?, Taneisha Vilma, Natalie Low
Exploring How We Teach
In this chapter, readers will find
- Strategies to include Diversity, Equity, and Inclusion practices when designing the course syllabus.
- Considerations for fostering equity among students through the format and scoring of course assessments.
- Methods to include diverse cultures and contexts in course materials to increase representation.
- Strategies for promoting Diversity, Equity, and Inclusion in various components of a course by graduate instructors who have different levels of course autonomy.
Teaching For Black Girls: What Every Graduate Student Instructor Can Learn From Balck Girlhood Studies, Theresa Hice-Fromille
Teaching For Black Girls: What Every Graduate Student Instructor Can Learn From Balck Girlhood Studies, Theresa Hice-Fromille
Exploring How We Teach
- The neoliberal university undervalues teaching and upholds standardization practices that reproduce harm towards marginalized students. Black Studies approaches to education challenge these education standards.
- Teaching for Black girls is a pedagogical approach derived from Black Girlhood Studies in which the instructor commits to engage students as their co-creator, co-witness, and co-conspirator.
- All graduate student instructors can implement curricular tools and instill pedagogical values, such as instructor responsibility, student agency, collaboration, and reflexivity, to engage a practice of teaching for Black girls. In so doing, instructors model behaviors that promote Black girl thriving within and beyond the classroom.
- Instructors in STEM …
Teaching To Fail: Creating Vulnerable Learning Communities To Facilitate Students' Growth, Avaneesh Narla
Teaching To Fail: Creating Vulnerable Learning Communities To Facilitate Students' Growth, Avaneesh Narla
Exploring How We Teach
- In today’s academic environment, students perceive no room for failure. Thus, they do not explore or take risks, and this limits their growth. As a result, the instructor must create opportunities for failure while mitigating the stress associated with failure.
- Opportunities for failure can be created in the curriculum and course structure through scaffolding, formative assessments, and extensive feedback. The instructor must also adopt a growth mindset when it comes to the students’ abilities.
- Instructors can create an environment where failure is expected by being vulnerable in the classroom themselves and highlighting their failures and subsequent growth. Graduate students are …
A Modular Command And Data Handling System Concept For Small Satellites, Abdullah Alsalmani, Mohammed Almehrezi, Abdul-Halim Jallad
A Modular Command And Data Handling System Concept For Small Satellites, Abdullah Alsalmani, Mohammed Almehrezi, Abdul-Halim Jallad
Small Satellite Conference
The increasing demand for high-performance computer systems on board space missions applications, such as artificial intelligence and machine learning, are drivers of the need for higher on-board command and data handling specifications. Consequently, a modular Command and Data Handling Subsystem (CDHS) is required in order to manage the complexity of future CDHS hardware. Some systems have applied a similar approach; however, they either focus on large scale satellites or have a certain level of complexity that limits their usage by learners. This paper proposes a modular Command and Data Handling System that includes several layers providing more flexibility in design …
Lessons Learned From The Application Of Risk Management Process To Sport Cubesat Project, Pedro Cabral, Linelcio Paula, Lidia Shibuya Sato, Willer Gomes Dos Santos, Loures Da Costa
Lessons Learned From The Application Of Risk Management Process To Sport Cubesat Project, Pedro Cabral, Linelcio Paula, Lidia Shibuya Sato, Willer Gomes Dos Santos, Loures Da Costa
Small Satellite Conference
The project implementation of a CubeSat System may have many risks which negatively impact aspects such as technical performance, system safety, cost, and schedule. To increase mission success, we may apply a risk management process. The Scintillation Prediction Observation Research Task (SPORT) CubeSat Project is a scientific mission to address the space weather problem of understanding the preconditions leading to equatorial plasma bubbles. SPORT is an international partnership between institutions from the United States of America and Brazil. The present research focuses on risk management activities from the point of view of the ITA Space Center in Brazil. There is …
Pre-Flight Testing Results Of Multiple Water Propulsion Systems - Resistojet And Ion Thruster For Smallsats, Jun Asakawa, Hiroyuki Koizumi, Kazuya Yaginuma, Yuichi Nakagawa
Pre-Flight Testing Results Of Multiple Water Propulsion Systems - Resistojet And Ion Thruster For Smallsats, Jun Asakawa, Hiroyuki Koizumi, Kazuya Yaginuma, Yuichi Nakagawa
Small Satellite Conference
This paper described re-flight flight testing results of the miniature water propulsion system combined an ion thruster and resistojet thrusters which is to be demonstrated on-orbit by JAXA’s program named Innovative Satellite Technology Demonstration-3. The unified propulsion system has a huge potential to expand micro/nano-spacecraft utilization and decrease the risk of debris.
A Miniaturized Hydrogen Peroxide/Abs Based Hybrid Propulsion Systems For Cubesats, Tyson K. Smith, Zachary Lewis, Kurt Olsen, Ryan Thibaudeau, Stephen A. Whitmore
A Miniaturized Hydrogen Peroxide/Abs Based Hybrid Propulsion Systems For Cubesats, Tyson K. Smith, Zachary Lewis, Kurt Olsen, Ryan Thibaudeau, Stephen A. Whitmore
Small Satellite Conference
The Space Dynamics Lab is developing a prototype "green" hybrid prototype propulsion system for SmallSats. The system is based on Utah State's patented High Performance Green Hybrid Propulsion (HPGHP) technology. HPGHP leverages unique dielectric breakdown properties of 3D-printed acrylonitrile butadiene styrene (ABS), allowing re-start, stop, and re-ignition. HPGHP works most reliably using gaseous oxygen (GOX) as the oxidizer, but has experienced ignition reliability and latency issues when replaced by high test hydrogen peroxide (HTP). This deficiency results from HTP's high decomposition energy barrier. Tests show that noble metal catalysts like platinum on alumina are effective at decomposing 90% HTP in …
Test And Evaluation Of Grissom-1 Cubesat Communication Subsystem, Michael J. Bittle, Andrew S. Keys
Test And Evaluation Of Grissom-1 Cubesat Communication Subsystem, Michael J. Bittle, Andrew S. Keys
Small Satellite Conference
The Grissom-1 mission (GM1), slated to launch in September 2022, is the first in a series of 6-Unit CubeSat satellites built and operated by the Air Force Institute of Technology’s (AFIT’s) Center for Space Research and Assurance (CSRA). Mission success for GM1 depends on a comprehensive campaign of testing and assessment to confirm the components, design, and assembly of all systems and subsystems within the satellite. This paper specifically focuses on the testing and analysis of all communication links between the spacecraft, the ground system, and the Satellite Operations Center (SOC) being hosted at the Air Force Instituteof Technology at …
Near Earth Asteroid Scout - Mission Update, Les Johnson, Erin Betts, Andrew Heaton, Clif Jones, Leslie Mcnutt, Matt Pruitt, Jim Stott, Darren Wallace, Rick Wilson, Julie Castillo-Rogez, Gregory Lantoine, Calina Seybold, Ted Sweetser
Near Earth Asteroid Scout - Mission Update, Les Johnson, Erin Betts, Andrew Heaton, Clif Jones, Leslie Mcnutt, Matt Pruitt, Jim Stott, Darren Wallace, Rick Wilson, Julie Castillo-Rogez, Gregory Lantoine, Calina Seybold, Ted Sweetser
Small Satellite Conference
After its deployment from NASA’s Space Launch System (SLS), the Near-Earth Asteroid (NEA) Scout mission will travel to and image an asteroid during a close flyby using an 86m2 solar sail as its primary propulsion. Solar sails are large, mirror-like structures made of a lightweight material that reflects sunlight to propel the spacecraft. The continuous solar photon pressure provides thrust with no need for the heavy, expendable propellants used by conventional chemical and electric propulsion systems. Developed by NASA’s Marshall Space Flight Center (MSFC) and Jet Propulsion Laboratory (JPL), the NEA Scout is based on the industry-standard CubeSat form factor. …
Developing Lunar Flashlight And Near-Earth Asteroid Scout Flight Software Concurrently Using Open-Source F Prime Flight Software Framework, Aadil Rizvi, Kevin F. Ortega, Yutau He
Developing Lunar Flashlight And Near-Earth Asteroid Scout Flight Software Concurrently Using Open-Source F Prime Flight Software Framework, Aadil Rizvi, Kevin F. Ortega, Yutau He
Small Satellite Conference
NASA’s Lunar Flashlight (LF) and Near-Earth Asteroid (NEA) Scout CubeSat missions are planned to launch in 2022. Lunar Flashlight is a low-cost secondary payload concept that will map the lunar South Pole for volatiles and demonstrate several technological firsts, including the first planetary CubeSat mission to use green propulsion, and the first mission to use lasers to look for water ice. NEA Scout is a low-cost concept that will map an asteroid and demonstrate several technological firsts, including being the first CubeSat to reach an asteroid.
Flight software for both CubeSat missions is based on the open-source F Prime Flight …
On-Orbit Data And Validation Of Astra's Ace Electric Propulsion System, Matthew Gill, Rafael Martinez, Alex Zannos, Todd Bailey, Michael Cassidy, Jim Cooney, Alex Crawford, Jason Cuadra, Jorge Delgado, Jon Fuller, Maureen Haverty, Mark Hopkins, Edward Keyes, Lauren Lee, Dean Massey, Kevin Mcclellan, Jamillah Pittman, Michael Schmidt, Dhaval Shiyani, Todd Sorel
On-Orbit Data And Validation Of Astra's Ace Electric Propulsion System, Matthew Gill, Rafael Martinez, Alex Zannos, Todd Bailey, Michael Cassidy, Jim Cooney, Alex Crawford, Jason Cuadra, Jorge Delgado, Jon Fuller, Maureen Haverty, Mark Hopkins, Edward Keyes, Lauren Lee, Dean Massey, Kevin Mcclellan, Jamillah Pittman, Michael Schmidt, Dhaval Shiyani, Todd Sorel
Small Satellite Conference
The first ACE propulsion system reached orbit on July 1st 2021 as part of Spaceflight’s demonstration of the Sherpa-LTE all-electric Orbital Transfer Vehicle (OTV). We are now able to share on-orbit data and have successfully verified the on-orbit performance of the ACE propulsion system, using xenon propellent. The mission objective was to lower altitude and use on-orbit data to derive performance, correlating the propulsion system’s performance to ground test data. The demonstration consisted of activating the propulsion system for 5- minute durations at a total input power of 340 W into the Power Processing Unit (PPU). Altitude change and …
Mission Engineering And The Cubesat System Reference Model - Status #2, David Kaslow, Alejandro Levi, Bradley Ayres, David Hurst, Chuck Croney, Philip T. Cahill, Steven A. Maclaird
Mission Engineering And The Cubesat System Reference Model - Status #2, David Kaslow, Alejandro Levi, Bradley Ayres, David Hurst, Chuck Croney, Philip T. Cahill, Steven A. Maclaird
Small Satellite Conference
The International Council on Systems Engineering (INCOSE) Space System Working Group (SSWG) has created the CubeSat System Reference Model™ (CSRM™) intended for use by system architects and engineers as a starting point to develop the physical architecture of the Space and Ground segments of the CubeSat mission of interest to them. The CSRM is based on Model-Based System Engineering (MBSE) principles, is System Modeling Language™ (SysML™) v1.7 compliant, and hosted in a graphical modeling tool. The CSRM has been submitted to the Object Management Group (OMG) and is in the finalization process to become an OMG Specification.
With the development …
Recovery Of A Lost Satellite: The Armadillo Mission, Dillan Mcdonald
Recovery Of A Lost Satellite: The Armadillo Mission, Dillan Mcdonald
Small Satellite Conference
After 949 days in space, contact with the ARMADILLO CubeSat from the University of Texas at Austin has been established. After a complete reconstruction of the ground command software, the Space System Design Laboratory (SSDL) at Georgia Tech has commanded and received acknowledgements and data downlinks from ARMADILLO as well as commanded a hard reset. The Georgia Tech Ground Station Network (GT GSN) has leveraged its autonomous contact capability to maintain consistent contact with ARMADILLO, enabling it to remain online for longer than a week. Something ARMADILLO had previously never accomplished due to the ground contact condition for onboard reset …
Cubesat Reusable Interface Software Platform (Crisp): A Lightweight Message-Bus-Based Flight Software Architecture For Rapid Payload Integration, Rory H. Scobie, Kevin D. Kaufeld, Bradley J. Hoose, Keith S. Morgan, Kimberly K. Katko, Markus P. Hehlen, John M. Michel
Cubesat Reusable Interface Software Platform (Crisp): A Lightweight Message-Bus-Based Flight Software Architecture For Rapid Payload Integration, Rory H. Scobie, Kevin D. Kaufeld, Bradley J. Hoose, Keith S. Morgan, Kimberly K. Katko, Markus P. Hehlen, John M. Michel
Small Satellite Conference
The Agile Space portfolio of projects at Los Alamos National Laboratory (LANL) develops low-cost, rapidly-deployable space payloads and systems. To increase the agility of future missions, we are developing CRISP: the CubeSat Reusable Interface Software Platform. CRISP provides a lightweight and reusable flight software framework for rapid integration of custom payloads with commercial microsatellite platforms. CRISP cuts development time and costs by reducing non-recurring engineering (NRE); thereby accelerating mission agility. To achieve these goals, CRISP provides a core set of payload/data management functions and abstracts the interface between the bus avionics and the payload(s). CRISP currently consists of the following …
Responsive Operations For Key Services (Roks): A Modular, Low Swap Quantum Communications Payload, Craig D. Colquhoun, Hazel Jeffrey, Steve Greenland, Sonali Mohapatra, Colin Aitken, Mikulas Cebecauer, Charlotte Crawshaw, Kenny Jeffrey, Toby Jeffreys, Philippos Karagiannakis, Ahren Mctaggart, Caitlin Stark, Jack Wood, Siddarth K. Joshi, Jaya Sagar, Elliott Hastings, Peide Zhang, Milan Stefko, David Lowndes, John G. Rarity, Jasminder S. Sidhu, Thomas Brougham, Duncan Mcarthur, Robert G. Pousa, Daniel K. L. Oi, Matthew Warden, Eilidh Johnston, John Leck
Responsive Operations For Key Services (Roks): A Modular, Low Swap Quantum Communications Payload, Craig D. Colquhoun, Hazel Jeffrey, Steve Greenland, Sonali Mohapatra, Colin Aitken, Mikulas Cebecauer, Charlotte Crawshaw, Kenny Jeffrey, Toby Jeffreys, Philippos Karagiannakis, Ahren Mctaggart, Caitlin Stark, Jack Wood, Siddarth K. Joshi, Jaya Sagar, Elliott Hastings, Peide Zhang, Milan Stefko, David Lowndes, John G. Rarity, Jasminder S. Sidhu, Thomas Brougham, Duncan Mcarthur, Robert G. Pousa, Daniel K. L. Oi, Matthew Warden, Eilidh Johnston, John Leck
Small Satellite Conference
Quantum key distribution (QKD) is a theoretically proven future-proof secure encryption method that inherits its security from fundamental physical principles. With a proof-of-concept QKD payload having flown on the Micius satellite since 2016, efforts have intensified globally. Craft Prospect, working with a number of UK organisations, has been focused on miniaturising the technologies that enable QKD so that they may be used in smaller platforms including nanosatellites. The significant reduction of size, and therefore the cost of launching quantum communication technologies either on a dedicated platform or hosted as part of a larger optical communications will improve potential access to …
The Nasa Time-Resolved Observations Of Precipitation Structure And Storm Intensity With A Constellation Of Smallsats (Tropics) Mission: Results From The Pathfinder Demonstration And Look Ahead To The Constellation Mission, William J. Blackwell, David Crompton, Andrew Cunningham, Shawn Donnelly, James Eshbaugh, Vincent Leslie, Brian Powers, Nicholas Zorn, Kerri Cahoy, Amelia Gagnon, Samantha Hasler, Daniel Adams, Owen Hart, Jostein Johansen, Ian Murray, Benjamin Kim, William Mccarty, Garrett Skrobot, Genevieve Taylor, Stuart Cooke, Michael Grant, Scott Braun
The Nasa Time-Resolved Observations Of Precipitation Structure And Storm Intensity With A Constellation Of Smallsats (Tropics) Mission: Results From The Pathfinder Demonstration And Look Ahead To The Constellation Mission, William J. Blackwell, David Crompton, Andrew Cunningham, Shawn Donnelly, James Eshbaugh, Vincent Leslie, Brian Powers, Nicholas Zorn, Kerri Cahoy, Amelia Gagnon, Samantha Hasler, Daniel Adams, Owen Hart, Jostein Johansen, Ian Murray, Benjamin Kim, William Mccarty, Garrett Skrobot, Genevieve Taylor, Stuart Cooke, Michael Grant, Scott Braun
Small Satellite Conference
The NASA Time-Resolved Observations of Precipitation structure and storm Intensity with a Constellation of Smallsats (TROPICS) mission will provide nearly all-weather observations of 3-D temperature and humidity, as well as cloud ice and precipitation horizontal structure, at high temporal resolution to conduct high-value science investigations of tropical cyclones. TROPICS will provide rapid-refresh microwave measurements (median refresh rate of approximately 50 minutes for the baseline mission) over the tropics that can be used to observe the thermodynamics of the troposphere and precipitation structure for storm systems at the mesoscale and synoptic scale over the entire storm lifecycle. The TROPICS constellation mission …
Lunah-Map: Revealing Lunar Water With A New Radiation Sensor Array, Craig Hardgrove, Lena Heffern, Joe Dubois, Ernest Cisneros, James Bell, Richard Starr, Thomas Prettyman, Igor Lazbin, Bob Roebuck, Nathaniel Struebel, Ethan Clark, Derek Nelson, Jeremy Bauman, Bobby Williams, Erik Johnson, James Christian, Graham Stoddard, Michael Tsay, Joshua Model, Pete Hruby, Alessandra Babuscia, Steve Stem, Devon Sanders, Elliot Hegel, Mitchell Wiens, Sean Parlapiano, Patrick Hailey, Tyler O'Brien, Katherine Mesick, Dan Coupland
Lunah-Map: Revealing Lunar Water With A New Radiation Sensor Array, Craig Hardgrove, Lena Heffern, Joe Dubois, Ernest Cisneros, James Bell, Richard Starr, Thomas Prettyman, Igor Lazbin, Bob Roebuck, Nathaniel Struebel, Ethan Clark, Derek Nelson, Jeremy Bauman, Bobby Williams, Erik Johnson, James Christian, Graham Stoddard, Michael Tsay, Joshua Model, Pete Hruby, Alessandra Babuscia, Steve Stem, Devon Sanders, Elliot Hegel, Mitchell Wiens, Sean Parlapiano, Patrick Hailey, Tyler O'Brien, Katherine Mesick, Dan Coupland
Small Satellite Conference
A new type of neutron and gamma-ray spectrometer called the Miniature Neutron Spectrometer (Mini-NS) has been developed, assembled, qualified and delivered as part of the Lunar Polar Hydrogen Mapper (LunaH-Map) cubesat mission. The LunaH-Map spacecraft is currently manifested as a secondary payload on the Space Launch System (SLS) Artemis-1 rocket. LunaH-Map will deploy from Artemis-1 and enter a low altitude perilune elliptical orbit around the Moon. The Mini-NS will measure the lunar epithermal neutron albedo, and measurements around perilune will be used to produce maps of hydrogen enrichments and depletions across the lunar South Pole region including both within and …
Thin Cubesats And Compact Sensors For Constellations In Vleo To Deep Space, Hank D. Voss, Jeff F. Dailey, Matthew B. Orvis, Matthew C. Voss
Thin Cubesats And Compact Sensors For Constellations In Vleo To Deep Space, Hank D. Voss, Jeff F. Dailey, Matthew B. Orvis, Matthew C. Voss
Small Satellite Conference
ThinSat form factors have many advantages for constellations and are launched directly from all standard 1U to 27U CubeSat canisters. Currently NSL is completing two 6U constellations for launch in 2023. The Space Weather NASA SBIR Phase II consists of 4 satellites, each with dimension 7.5x10x20cm. Novel and compressed Space Weather instruments are being developed by NSL partners. Each satellite can be divided into two ThinSat sections separated by a 20 cm foldout to serve as a 1) sensor boom, 2) quiet low noise Faraday sensor box, 3) passively cooled from -40 to + 40 C platform, and 4) cleaner …
Small Spacecraft Sample Return Mission Concept To Support Gateway And Lunar Science, Alan M. Cassell, Jeffrey D. Smith, Matthew M. Wittal, Randy D. Gordon, Jennifer G. Morgan
Small Spacecraft Sample Return Mission Concept To Support Gateway And Lunar Science, Alan M. Cassell, Jeffrey D. Smith, Matthew M. Wittal, Randy D. Gordon, Jennifer G. Morgan
Small Satellite Conference
Sustaining long-term presence at the Moon will likely require innovative and cost-effective approaches for frequent and affordable payload return. NASA Ames Research Center and the Deep Space Logistics team at Kennedy Space Center (which manages the Gateway Logistics Services missions) have investigated the development of a small spacecraft-based sample return capability to complement the limited sample return capacity available with the early Orion missions. The goal is to demonstrate a cost-effective capability as part of an early Deep Space Logistics mission and provide up to 10 kg (~ 4 L volume) of scientific payload returned from the Gateway. The mission …
Aurora: A Software Radio For Electromagnetic Vector Sensors In Space, Frank Lind, Mary Knapp, Phil Erickson, Russ Mcwhirter, Robert Schaefer, Tobias Gedenk, Frank Robey, Erik Thompson, Mark Silver, Alan Fenn, Janusz Majewski, Alexander Morris, Wayne Boland, Frank Schiavone, Rebecca Masterson, Nicholas Belsten, Alvar Saenz Otero
Aurora: A Software Radio For Electromagnetic Vector Sensors In Space, Frank Lind, Mary Knapp, Phil Erickson, Russ Mcwhirter, Robert Schaefer, Tobias Gedenk, Frank Robey, Erik Thompson, Mark Silver, Alan Fenn, Janusz Majewski, Alexander Morris, Wayne Boland, Frank Schiavone, Rebecca Masterson, Nicholas Belsten, Alvar Saenz Otero
Small Satellite Conference
The AERO (Auroral Emission Radio Observer) and VISTA (Vector Interferometry Space Technology using AERO) missions will advance auroral radio science and radio interferometry technology. AERO is intended to qualify and validate electromagnetic vector sensor technology in space while also answering key scientific questions about the nature and sources of auroral radio emissions. These questions cannot be addressed from the ground due to shielding by the ionosphere. VISTA, together with AERO, will provide the first demonstration of interferometric imaging, beamforming, and nulling using electromagnetic vector sensors at low frequencies (100 kHz – 15 MHz) using Space based sensors.
A key component …
A Pilot Randomized Controlled Trial Of Culturally-Adapted, Telehealth Group Acceptance And Commitment Therapy For Iranian Adolescent Females Reporting Symptoms Of Anxiety, Mehdi Zemestani, Mojgan Hosseini, Julie M. Petersen, Michael P. Twohig
A Pilot Randomized Controlled Trial Of Culturally-Adapted, Telehealth Group Acceptance And Commitment Therapy For Iranian Adolescent Females Reporting Symptoms Of Anxiety, Mehdi Zemestani, Mojgan Hosseini, Julie M. Petersen, Michael P. Twohig
Psychology Faculty Publications
While the efficacy of internet-based acceptance and commitment therapy (ACT) has been examined for different mental health concerns in high-income countries, evidence for the potential efficacy of culturally-adapted ACT in non-Western, low- and middle-income countries is scarce. The present study is a randomized, waitlist-controlled trial of culturally-adapted, online, manualized group ACT for anxiety in Iranian adolescent females. To participate, adolescents had to identify as female, report interfering anxiety symptoms, be currently attending high school, and be within the age range of 15–18 years old. Individuals in the active condition (n = 24) participated in eight group sessions delivered over the …
The Experiment For Space Radiation Analysis: Probing The Earth's Radiation Belts Using A Cubesat Platform, Carlos Maldonado, Martin Kroupa, Jonathan Barney, Michael Caffrey, Susan Mendel, Kerry Boyd, Zachary Miller, Justin Mcglown, Jonathan Deming, Kim Katko, Markus Hehlen, Brooke Mosley, Justin Tripp, Keith Morgan, Peter White, John Michel, Anthony Nelson, Robert Merl, Michael Holloway, Heidi Morning, Daniel Arnold, Ruth Skoug, Phil Fernandes, Ted Schultz, Angus Guider, Daniel Reisenfeld, Brian Larsen, John Steinberg, Erik Krause, Darrel Beckman, Benigno Sandoval, Paul Graham, Zephram Tripp, Bradley Hoose, Kevin Kaufeld, Rory Scobie, Joshua Ortner, Elaine Cox, Quinten Cole, Thomas Fairbanks, Jeffrey George, Robert Clanton, Richard Dutch, Andrew Kirby, J. P. Martinez, Tracy Gambill, Kasidit Subsomboon, Darren Harvey, Katherine Alano, Kristina Mckeown, Donathan Ortega
The Experiment For Space Radiation Analysis: Probing The Earth's Radiation Belts Using A Cubesat Platform, Carlos Maldonado, Martin Kroupa, Jonathan Barney, Michael Caffrey, Susan Mendel, Kerry Boyd, Zachary Miller, Justin Mcglown, Jonathan Deming, Kim Katko, Markus Hehlen, Brooke Mosley, Justin Tripp, Keith Morgan, Peter White, John Michel, Anthony Nelson, Robert Merl, Michael Holloway, Heidi Morning, Daniel Arnold, Ruth Skoug, Phil Fernandes, Ted Schultz, Angus Guider, Daniel Reisenfeld, Brian Larsen, John Steinberg, Erik Krause, Darrel Beckman, Benigno Sandoval, Paul Graham, Zephram Tripp, Bradley Hoose, Kevin Kaufeld, Rory Scobie, Joshua Ortner, Elaine Cox, Quinten Cole, Thomas Fairbanks, Jeffrey George, Robert Clanton, Richard Dutch, Andrew Kirby, J. P. Martinez, Tracy Gambill, Kasidit Subsomboon, Darren Harvey, Katherine Alano, Kristina Mckeown, Donathan Ortega
Small Satellite Conference
The Experiment for Space Radiation Analysis (ESRA) is the latest of a series of Demonstration and Validation missions built by the Los Alamos National Laboratory, with the focus on testing a new generation of plasma and energetic particle sensors. The primary motivation for the ESRA payloads is to minimize size, weight, power, and cost while still providing necessary mission data. These new instruments will be demonstrated by ESRA through testing and on-orbit operations to increase their technology readiness level such that they can support the evolution of technology and mission objectives. This project will leverage a commercial off-the-shelf CubeSat avionics …
Gtosat: Radiation Belt Dynamics From The Inside, John Lucas, Matthew Grubb, Justin Morris, Mark Suder, Scott Zemerick, Lauren Blum, Larry Kepko, Behnam Azimi, Charles Claggett, Alan Cudmore, Jared Espley, James Fraction, Jacob Gruesbeck, Hasnaa Khalifi, Michael Madden, Scott Murphy, James Odom, Russel Roder, Dakotah Rusley, Luis Santos, Dave Sheppard, Mykhaylo Shumko, Scott Starin, Eddie Tsui, Steven West, John Valliant, Christine Gabrielse, Susan Crain, William Crain, William Chavez, Geoffrey Maul, Pavel Galchenko, Ted Daisey, Taylor Green, Ian Hammer, Scott Hesh, Laurence Thomson, Joel Alexa, Sankara Sankaran, Drew Turner
Gtosat: Radiation Belt Dynamics From The Inside, John Lucas, Matthew Grubb, Justin Morris, Mark Suder, Scott Zemerick, Lauren Blum, Larry Kepko, Behnam Azimi, Charles Claggett, Alan Cudmore, Jared Espley, James Fraction, Jacob Gruesbeck, Hasnaa Khalifi, Michael Madden, Scott Murphy, James Odom, Russel Roder, Dakotah Rusley, Luis Santos, Dave Sheppard, Mykhaylo Shumko, Scott Starin, Eddie Tsui, Steven West, John Valliant, Christine Gabrielse, Susan Crain, William Crain, William Chavez, Geoffrey Maul, Pavel Galchenko, Ted Daisey, Taylor Green, Ian Hammer, Scott Hesh, Laurence Thomson, Joel Alexa, Sankara Sankaran, Drew Turner
Small Satellite Conference
GTOSat, a 6U SmallSat integrated and tested at NASA Goddard Space Flight Center (GSFC), has a scheduled launch date of July 31st, 2022, on an Atlas V. From a low inclination geosynchronous transfer orbit (GTO), GTOSat has the primary science goal of advancing our quantitative understanding of acceleration and loss of relativistic electrons in the Earth’s outer radiation belt. It will measure energy spectra and pitch angles of both the seed and the energized electron populations simultaneously using a compact, high-heritage Relativistic Electron Magnetic Spectrometer (REMS) built by The Aerospace Corporation. A boom-mounted Fluxgate Magnetometer (FMAG), developed by NASA GSFC, …
The Nasa Solar Cruiser Mission - Solar Sail Propulsion Enabling Heliophysics Missions, Les Johnson, Jason Everett, David Mckenzie, Danny Tyler, Darren Wallace, Jeff Newmark, Dana Turse, Matthew Cannella, Jeff Wilson, Max Feldman
The Nasa Solar Cruiser Mission - Solar Sail Propulsion Enabling Heliophysics Missions, Les Johnson, Jason Everett, David Mckenzie, Danny Tyler, Darren Wallace, Jeff Newmark, Dana Turse, Matthew Cannella, Jeff Wilson, Max Feldman
Small Satellite Conference
Solar Cruiser is a Small Satellite Technology Demonstration Mission (TDM) to mature solar sail propulsion technology to enable near-term, high-priority breakthrough science missions as defined in the Solar and Space Physics Decadal Survey. Solar sails have the potential to provide high ΔV for many types of missions. Solar sails are large, mirror-like structures made of a lightweight material that reflects sunlight to propel the spacecraft. The continuous solar photon pressure provides thrust with no need for the heavy, expendable propellants used by conventional chemical and electric propulsion systems. Solar Cruiser will demonstrate a “sailcraft” platform with pointing control and attitude …
Hop Queue: Hyperspectral Onboard Processing Queue Demonstration, Kelly Gresham Davis, Aditya Kher, Jathan Biddlecomb, Dustin Baumgartener, Mike Tsao, Mustapha Saad, Vinay Agarwal, Kenny Tan, Margaret Trippe, James Ulcickas, Bridget Tannian, Neil Goldstein, Megan Stark, Marsha Fox
Hop Queue: Hyperspectral Onboard Processing Queue Demonstration, Kelly Gresham Davis, Aditya Kher, Jathan Biddlecomb, Dustin Baumgartener, Mike Tsao, Mustapha Saad, Vinay Agarwal, Kenny Tan, Margaret Trippe, James Ulcickas, Bridget Tannian, Neil Goldstein, Megan Stark, Marsha Fox
Small Satellite Conference
The HOP Queue (Hyperspectral Onboard Processing Queue) demonstration leverages emerging COTS AI accelerators and GPUs to perform on-board processing of hyperspectral imagery data, with the aim of providing near- real time conservation-oriented data and metrics from Low Earth Orbit (LEO). These include forest health, fire detection, and coastal water health. Phase 1 of this project is currently underway, including a completed lab demonstration of this technology and ongoing flight testing. The data from this mission will support Northrop Grumman’s enterprise “Technology for Conservation” campaign and will be provided to NASA’s Surface Biology and Geology (SBG) organization, as well as other …