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Articles 3061 - 3090 of 1518979
Full-Text Articles in Entire DC Network
Journal Ida 2021 100 4
Journal IDA
The Journal IDA is a peer-reviewed, scientific periodical owned and published by the Indiana Dental Association, a constituent of the American Dental Association.
Journal IDA concentrates on the clinical aspects of dentistry, including case studies and research; practice management and business aspects of dentistry, from start up to transition; and also includes special and regular feature articles.
Journal Ida 2021 100 3
Journal IDA
The Journal IDA is a peer-reviewed, scientific periodical owned and published by the Indiana Dental Association, a constituent of the American Dental Association.
Journal IDA concentrates on the clinical aspects of dentistry, including case studies and research; practice management and business aspects of dentistry, from start up to transition; and also includes special and regular feature articles.
Journal Ida 2021 100 2
Journal IDA
The Journal IDA is a peer-reviewed, scientific periodical owned and published by the Indiana Dental Association, a constituent of the American Dental Association.
Journal IDA concentrates on the clinical aspects of dentistry, including case studies and research; practice management and business aspects of dentistry, from start up to transition; and also includes special and regular feature articles.
Journal Ida 2021 100 1
Journal IDA
The Journal IDA is a peer-reviewed, scientific periodical owned and published by the Indiana Dental Association, a constituent of the American Dental Association.
Journal IDA concentrates on the clinical aspects of dentistry, including case studies and research; practice management and business aspects of dentistry, from start up to transition; and also includes special and regular feature articles.
Journal Ida 2020 99 4
Journal IDA
The Journal IDA is a peer-reviewed, scientific periodical owned and published by the Indiana Dental Association, a constituent of the American Dental Association.
Journal IDA concentrates on the clinical aspects of dentistry, including case studies and research; practice management and business aspects of dentistry, from start up to transition; and also includes special and regular feature articles.
Journal Ida 2020 99 3
Journal IDA
The Journal IDA is a peer-reviewed, scientific periodical owned and published by the Indiana Dental Association, a constituent of the American Dental Association.
Journal IDA concentrates on the clinical aspects of dentistry, including case studies and research; practice management and business aspects of dentistry, from start up to transition; and also includes special and regular feature articles.
Journal Ida 2020 99 2
Journal IDA
The Journal IDA is a peer-reviewed, scientific periodical owned and published by the Indiana Dental Association, a constituent of the American Dental Association.
Journal IDA concentrates on the clinical aspects of dentistry, including case studies and research; practice management and business aspects of dentistry, from start up to transition; and also includes special and regular feature articles.
Journal Ida 2020 99 1
Journal IDA
The Journal IDA is a peer-reviewed, scientific periodical owned and published by the Indiana Dental Association, a constituent of the American Dental Association.
Journal IDA concentrates on the clinical aspects of dentistry, including case studies and research; practice management and business aspects of dentistry, from start up to transition; and also includes special and regular feature articles.
Journal Ida 2019 98 4
Journal IDA
The Journal IDA is a peer-reviewed, scientific periodical owned and published by the Indiana Dental Association, a constituent of the American Dental Association.
Journal IDA concentrates on the clinical aspects of dentistry, including case studies and research; practice management and business aspects of dentistry, from start up to transition; and also includes special and regular feature articles.
Journal Ida 2019 98 3
Journal IDA
The Journal IDA is a peer-reviewed, scientific periodical owned and published by the Indiana Dental Association, a constituent of the American Dental Association.
Journal IDA concentrates on the clinical aspects of dentistry, including case studies and research; practice management and business aspects of dentistry, from start up to transition; and also includes special and regular feature articles.
Journal Ida 2019 98 2
Journal IDA
The Journal IDA is a peer-reviewed, scientific periodical owned and published by the Indiana Dental Association, a constituent of the American Dental Association.
Journal IDA concentrates on the clinical aspects of dentistry, including case studies and research; practice management and business aspects of dentistry, from start up to transition; and also includes special and regular feature articles.
Journal Ida 2019 98 1
Journal IDA
The Journal IDA is a peer-reviewed, scientific periodical owned and published by the Indiana Dental Association, a constituent of the American Dental Association.
Journal IDA concentrates on the clinical aspects of dentistry, including case studies and research; practice management and business aspects of dentistry, from start up to transition; and also includes special and regular feature articles.
Scaling Distributed Spacecraft Autonomy Operations With Simple Temporal Networks: Introducing Splinter, Michael Iatauro, Caleb Adams, Caroline Lassiter
Scaling Distributed Spacecraft Autonomy Operations With Simple Temporal Networks: Introducing Splinter, Michael Iatauro, Caleb Adams, Caroline Lassiter
Small Satellite Conference
The Absolute Time Sequence (ATS) is a well-established mechanism for high-level spacecraft control, executing commands at specific times. One weakness of ATSs is that the cost of making a change to the command sequence grows with the length of the sequence, and the cost paid is many repetitive-but-detailed changes to the timing of commands, which is error-prone.
This weakness becomes a liability when scaling up to spacecraft swarms or long ATS durations because any perturbation to the command sequence or schedule incurs significant cost. Fitting that cost within a small team or short sequence development timeline becomes a central challenge …
Music Hall Thruster For The Space Trajectory Demonstrator 1.0 Mission, George-Cristian Potrivitu, Matteo Laterza, Suryono Gunawan Ali, Justin Ong, Jian Wei Mark Lim, Nikolay Vedenkin
Music Hall Thruster For The Space Trajectory Demonstrator 1.0 Mission, George-Cristian Potrivitu, Matteo Laterza, Suryono Gunawan Ali, Justin Ong, Jian Wei Mark Lim, Nikolay Vedenkin
Small Satellite Conference
The MUSIC Hall thruster has been selected as the propulsion system for the Space Trajectory Demonstrator 1.0 mission. The propulsion system is based on four baseline MUSIC 4U systems with two Xe tanks and a planned total impulse of at least 150 kNs. The four thruster units can provide up to 12 mN of combined thrust and the system will be used for orbit raising. The satellite platform is a 50 kg-class microsatellite scheduled to launch in Q3 2027 with a KSLV-II launcher from the Republic of Korea. MUSIC STD 1.0 propulsion system follows an 18-month long development timeline with …
In-Orbit Demonstration Of The Vyom-2u: A Green Monopropellant-Based Propulsion System Onboard Isro's Pslv C60 Poem-4, Ashtesh Kumar, Tushar Jadav, Prashant Singh, Rajat Kumar, Sajo George, Sivakami S., Rohit Shanbhag, Neel Gharat, Shubham Singh, Henry Sam, Suman Vadla
In-Orbit Demonstration Of The Vyom-2u: A Green Monopropellant-Based Propulsion System Onboard Isro's Pslv C60 Poem-4, Ashtesh Kumar, Tushar Jadav, Prashant Singh, Rajat Kumar, Sajo George, Sivakami S., Rohit Shanbhag, Neel Gharat, Shubham Singh, Henry Sam, Suman Vadla
Small Satellite Conference
Vyom 2U is a compact 2U green monopropellant propulsion system designed to deliver a total impulse of 1700 Ns. At Beginning-of-Life (BOL) conditions, corresponding to a tank pressure of 24 bar, the thruster can deliver up to 1.1 N with a specific impulse of approximately 250 s, while requiring a peak electrical power of 15 W. At an operating pressure of 14 bar, the propulsion system delivers a thrust of approximately 0.67 N with a specific impulse of about 238 s. This operating point was deliberately selected for in-orbit operations to maintain sub-newton thrust levels compatible with the attitude control …
Initial Flight Test Data Of The Duplex 6u Satellite And The Fppt And Mvp Thrusters, Conor Blount, Magdalena Parta, Chris Young, Andrew Woodruff, Brendan Schulz, Darren King, Curtis Woodruff, Iain Murphy, David Carroll
Initial Flight Test Data Of The Duplex 6u Satellite And The Fppt And Mvp Thrusters, Conor Blount, Magdalena Parta, Chris Young, Andrew Woodruff, Brendan Schulz, Darren King, Curtis Woodruff, Iain Murphy, David Carroll
Small Satellite Conference
NASA’s Space Technology Mission Directorate (STMD) funded CU Aerospace (CUA) to develop and fabricate the Dual Propulsion Experiment (DUPLEX) 6U CubeSat to perform an on-orbit mission demonstration of two new polymer fiber electric propulsion technologies developed by CUA using NASA Small Business Innovative Research (SBIR) funding. Both new propulsion technologies have multiple advantages: they utilize no fluid propellant, no pressure vessel, no valves to clog or leak, and no toxic materials. The 1.7U fiber-fed pulsed plasma thruster (FPPT) uses spooled Teflon filament as its propellant, has extremely high total impulse ( > 29,000 N-s) with high specific impulse ( > 3,500 s), …
Self Efficacy And Instructional Support Predict Cyber Deception Acceptance In Ics And Ot Cybersecurity, Daniel Ward
Self Efficacy And Instructional Support Predict Cyber Deception Acceptance In Ics And Ot Cybersecurity, Daniel Ward
Journal of Cybersecurity Education, Research and Practice
Cyber deception can produce high-confidence evidence of unauthorized activity in industrial control systems (ICS) and operational technology (OT), but practitioners must consider the technology useful, safe, understandable, and supported before they will use it. This study reports a secondary quantitative analysis of a deidentified survey of United States-based ICS and OT professionals to determine whether psychological and instructional factors predict adoption readiness and effective utilization beyond education, experience, and sector. Hierarchical ordinary least squares regression with HC3 robust standard errors was conducted on 262 complete cases. The demographics-only model was not significant and explained 2.8 percent of outcome variance. Adding …
High Data Rate Scalable N X 100g Transceiver For Cube/Small Sats For Cis-Lunar, Geo, And Data Center Applications, Christopher Krush, Alexandra Castle-Jones, Victoria Kennedy, Keith G. Petrillo, Mark Storm
High Data Rate Scalable N X 100g Transceiver For Cube/Small Sats For Cis-Lunar, Geo, And Data Center Applications, Christopher Krush, Alexandra Castle-Jones, Victoria Kennedy, Keith G. Petrillo, Mark Storm
Small Satellite Conference
Optical data transport in the cis-lunar regime is an enabling capability for sustained lunar exploration, space-based astronomy, and distributed sensing architectures. This paper presents the design, analysis, and experimental validation of a 100 Gb/s-class coherent optical communication transceiver that extends beyond LEO to GEO and cis-lunar applications. Target missions include lunar constellations, relays at Earth–Moon L1, and direct-to-Earth links, with relevance to NASA Artemis campaigns, enabling a future lunar infrastructure, and high-throughput science missions. This technology also supports future space data centers with the potential for Terabit optical links using WDM.
System-level performance requirements are derived from a parametric link …
Multi Network Optical And Rf Communications For The Esa Ops-Sat Oriole Mission: Design Challenges And Operational Readiness, Mari Allik, Silver Lodi, Lauri Kimmel
Multi Network Optical And Rf Communications For The Esa Ops-Sat Oriole Mission: Design Challenges And Operational Readiness, Mari Allik, Silver Lodi, Lauri Kimmel
Small Satellite Conference
The increasing availability of Ground Station as a Service (GSaaS) networks and recent advances in optical communications are creating new opportunities for small satellite missions. While both technologies offer significant operational benefits, combining them within a single mission architecture introduces challenges that extend beyond the communication subsystem itself. Differences in provider interfaces, scheduling workflows, operational procedures, regulatory constraints, and communication availability must be addressed before such architectures can be used routinely.
The ESA OPS-SAT ORIOLE (Optical Relay and Infrared Optics for LEO Experiments) mission explores a communication architecture combining conventional RF communication systems with optical communication capabilities within a unified …
First Generation Of Project A.S.P.I.R.E. – A 1u Cubesat Mission For Technology Demonstration And Student Involvement In New Zealand, Shuanghui Zhao, Shunxing Shi, Kristen Lian, Rose Peens-Hough, Arami Peens-Hough, Changrui Wang, Joowon Hwang, Jerry Sun, Edward Sun
First Generation Of Project A.S.P.I.R.E. – A 1u Cubesat Mission For Technology Demonstration And Student Involvement In New Zealand, Shuanghui Zhao, Shunxing Shi, Kristen Lian, Rose Peens-Hough, Arami Peens-Hough, Changrui Wang, Joowon Hwang, Jerry Sun, Edward Sun
Small Satellite Conference
MOTIVATION
A feasibility study conducted at an Auckland secondary school in December 2024 found strong interest in satellite-related learning. Following an outreach presentation, 63 students (Majority aged 15 - 18) completed a questionnaire, with an average interest rating of 4.86/5. The most popular subjects were Orbital Physics, Mathematics, Mechanical Engineering, and Electrical Engineering (fig. 1).
Mission Orientated Flight Software Development: Cubestep, Tirth Thakkar, Howard Lee, Viren Kumar, Maranda Laws, Shridhi Seth, Marco Maggia, Navid Nakhjiri
Mission Orientated Flight Software Development: Cubestep, Tirth Thakkar, Howard Lee, Viren Kumar, Maranda Laws, Shridhi Seth, Marco Maggia, Navid Nakhjiri
Small Satellite Conference
Small satellite teams often develop flight software and mission operations separately, leading to software behaviors that drift out of sync with ground procedures. To fix this, we present a co-design approach that directly links mission goals and operational procedures to the onboard flight software architecture. Demonstrated on the CubeSTEP-Cerberus mission using NASA’s F′ framework and FreeRTOS, our system maps mission intent into five constrained software states (Initialization, Safe, Idle, Experiment, and Transmit) guarded by automated health checks. This co-design strategy ensures the spacecraft acts autonomously to preserve its goals while strictly maintaining operator control over critical decisions.
Hitechsat-1: A Rapidly Integrable 3u Platform For University Cubesat Missions, Seho Kim, Miguel Nunes, Mohammed Irfan Rashed, Lance Yoneshige, Gabriel Guerrero, Scott Ginoza, Piper Kline, Luke Flynn
Hitechsat-1: A Rapidly Integrable 3u Platform For University Cubesat Missions, Seho Kim, Miguel Nunes, Mohammed Irfan Rashed, Lance Yoneshige, Gabriel Guerrero, Scott Ginoza, Piper Kline, Luke Flynn
Small Satellite Conference
HITechSat (HTS) is a student-led CubeSat program at the Hawaiʻi Space Flight Laboratory, University of Hawaiʻi at Mānoa. HTS-1 is the first mission in the series: a 3U CubeSat deploying from the International Space Station (ISS) in mid 2027.
Investigation Of A Demonstration Mission For Three-Dimensional Remote Sensing Using “Structured Radio Waves” With Orbital Angular Momentum, Hisatoshi Kimura, Tsukasa Funane, Yosuke Tanabe, Miki Yonehara, Makoto Ito, Keigo Nakamura, Yasuyuki Miyazaki, Satoshi Ikari, Shinichi Nakasuka, Koichi Watanabe
Investigation Of A Demonstration Mission For Three-Dimensional Remote Sensing Using “Structured Radio Waves” With Orbital Angular Momentum, Hisatoshi Kimura, Tsukasa Funane, Yosuke Tanabe, Miki Yonehara, Makoto Ito, Keigo Nakamura, Yasuyuki Miyazaki, Satoshi Ikari, Shinichi Nakasuka, Koichi Watanabe
Small Satellite Conference
Background
- As a new radar technology for remote sensing, three-dimensional observation methods using electromagnetic waves with spatial phase distributions are being studied to obtain azimuth-angle information in addition to conventional radar measurements[1].
- We are considering the use of “structured radio waves”, which are formed by superposing two radio waves carrying orbital angular momentum (OAM), as radio waves with spatial phase distributions[2,3].
Purpose
- Evaluate the effects of satellite position and attitude errors on azimuth-angle estimation and clarify the requirements for a demonstration mission.
- Assess the feasibility and provide recommendations.
Layer 3 Switching, Todd R. Zatorski
Layer 3 Switching, Todd R. Zatorski
Small Satellite Conference
Poster presented at the 2026 Small Satellite Conference
A Hybrid Architecture For Scalable High-Frequency Inflatable Reflectors For Small Satellites, Aman Chandra, Hina Suzuki, Shashank Verma, Zac Chen, Dustin Blanchard, Christopher Walker
A Hybrid Architecture For Scalable High-Frequency Inflatable Reflectors For Small Satellites, Aman Chandra, Hina Suzuki, Shashank Verma, Zac Chen, Dustin Blanchard, Christopher Walker
Small Satellite Conference
Space-based telecommunications and remote sensing increasingly demand large-aperture antennas capable of operating at high frequencies, specifically Ka-band and above. While inflatable membrane structures offer the low mass and compact stowage necessary to deploy large reflectors in excess of two meters from small satellite platforms, their adoption has been hindered by the difficulty of maintaining precise surface geometry. To establish a viable pathway for these high-frequency applications, the University of Arizona and Freefall Aerospace have developed a hybrid tensioning and deployment mechanism, validated on a one-meter lenticular reflector. This system decouples boundary tension from internal pressure, using a novel adaptive pre-tensioning …
Planet's Next Generation Evolution Of The High Speed Radio: 10 Gbps Smallsat Radio, David Nemeth, Kiruthika Devaraj, Varun Sharma, Timothy Kordas, Gil Michael, Stefan Turkowski, Abhra Dasgupta
Planet's Next Generation Evolution Of The High Speed Radio: 10 Gbps Smallsat Radio, David Nemeth, Kiruthika Devaraj, Varun Sharma, Timothy Kordas, Gil Michael, Stefan Turkowski, Abhra Dasgupta
Small Satellite Conference
Planet is a vertically integrated aerospace and data analytics company that operates the world’s largest commercial fleet of remote sensing satellites. Our mission is to image the whole world every day, and make change visible, accessible, and actionable. We have launched over 600 satellites and built up an automated mission control and ground station infrastructure to monitor and control the satellites, and download the imagery data. Planet’s agile aerospace philosophy of rapid prototyping, iteration, and adaptation of the latest commercial-off-the-shelf (COTS) technology has allowed for continuous improvements in data throughputs on our High Speed Downlink radio. Planet’s HSD2 achieves greater …
Modular, Scalable Electroadhesive Technology For Rapid Response Satellite Servicing And De-Orbit, Kalia Crowder, Victor Agüero
Modular, Scalable Electroadhesive Technology For Rapid Response Satellite Servicing And De-Orbit, Kalia Crowder, Victor Agüero
Small Satellite Conference
Building on previous surface attachment testing and a study of the Cambrian Works Space Payload for Inertial Despin Efficient Effects (SPIDEE) architecture carried out under AFRL support, this work presents a modular, scalable electroadhesive attachment architecture enabling rapid-response satellite servicing and de-orbit missions. Prior test and analysis campaigns provided quantified performance validation across the small satellite size range, from 3U CubeSats to ESPA-class platforms, demonstrating the scalability required for diverse time-critical servicing scenarios.
Testing validated performance under representative on-orbit conditions and dynamic scenarios. Attachment force measurements across spacecraft materials representing aluminum bus structures, composite panels, multi-layer insulation, and solar cells …
A Survey Of The State Of The Art In Multi-Spacecraft, Multi-Agent Swarms, Caleb Adams, Trey Smith, Aaron Woodard, Ellemieke Van Kints, Brian Kempa, Jeremy Frank
A Survey Of The State Of The Art In Multi-Spacecraft, Multi-Agent Swarms, Caleb Adams, Trey Smith, Aaron Woodard, Ellemieke Van Kints, Brian Kempa, Jeremy Frank
Small Satellite Conference
The Next-Generation Multi-Agent Swarm (NGS) Study conducted by NASA’s Ames Research Center for NASA’s Space Technology Mission Directorate (STMD) has developed a comprehensive understanding of emerging multi-agent swarm capabilities for applications in cislunar and lunar space. This paper addresses specific shortfalls identified by STMD, including intelligent multi-agent constellations, autonomy, edge computation, position, navigation, and timing for small spacecraft, and small spacecraft propulsion. This paper surveys the current state of the art in technology areas relevant for the next-generation multi-agent swarm design. Our primary focus is on surveying relevant deployed space systems, supplemented with selective analysis of relevant proposed missions and …
Design, Qualification, And Implementation Of Modular Spacecraft Radio Testing Enclosures For Small Satellite Missions, Dexter Stewart
Design, Qualification, And Implementation Of Modular Spacecraft Radio Testing Enclosures For Small Satellite Missions, Dexter Stewart
Small Satellite Conference
As small satellite missions evolve, spacecraft platforms increasingly integrate radio-frequency (RF) antennas to support telemetry, command, and inter-satellite communication links that must be verified following full system integration. Recent changes in launch site safety policy, most notably SpaceX’s ban on over-the-air (OTA) testing, have created a critical gap in the ability to qualify spacecraft communication systems during testing at the launch site. This paper presents the design, qualification, and implementation of modular RF containment enclosures, known as ’antenna hats’, developed to enable safe, non-OTA testing of fully integrated small satellites. The antenna hats are self-contained enclosures that interface directly with …
Development, Analysis, And Qualification Of A Hinge And Hdrm Assembly For Small Satellite Deployable Probes, Josh Taylor
Development, Analysis, And Qualification Of A Hinge And Hdrm Assembly For Small Satellite Deployable Probes, Josh Taylor
Small Satellite Conference
Small satellites commonly utilize deployable systems to expand their space environment sensing and power generation capabilities. Sensing the space environment is required for certain missions, as it provides information about space weather events such as scintillation and solar flares. To accurately measure the space environment, the probes must be placed away from the spacecraft while in orbit. This paper presents the development, analysis, and qualification of a hinge and Hold-Down and Release Mechanism (HDRM) assembly for deployable space weather probes. These two mechanisms were developed as an assembly to be lightweight, compact, and reliable for deploying space weather probes. The …