Results 151 to 160 of about 124,540 (299)

Combustion Synthesis Technology for In-Situ Resource Utilization

open access: yesCombustion Synthesis Technology for In-Situ Resource Utilization
identifier:oai:t2r2.star.titech.ac.jp ...
openaire   +1 more source

[NASA Johnson Space Center Co-Op Student Experience Report] [PDF]

open access: yes
My primary task on my first tour at JSC was to assist my mentor, Sheikh Ahsan, with a research study he is conducting on aluminum wire. While assisting my mentor with the aluminum wire study, I've also had an opportunity to complete work for other ...
Judge, David
core   +1 more source

Assembly of Cell‐Seeded 3D Printed Hydrogel Modules with Perfusable Channel Networks

open access: yesAdvanced Functional Materials, EarlyView.
Macroscale assembly was utilized to prepare perfusable tissue constructs from individually 3D printed hydrogel modules with embedded branched channel networks and port arrays for cell seeding. Novel multi‐material bioreactors were fabricated to facilitate the gluing of individual modules and the perfusion culture of assembled modular constructs seeded ...
Zachary J. Geffert   +10 more
wiley   +1 more source

Lean Mission Operations Systems Design - Using Agile and Lean Development Principles for Mission Operations Design and Development [PDF]

open access: yes
The Resource Prospector Mission seeks to rove the lunar surface with an in-situ resource utilization payload in search of volatiles at a polar region.
Trimble, Jay Phillip
core   +1 more source

Smart Face Masks as Wearable Respiratory Sensors: A Review of Sensor Technologies, Materials, and Future Directions

open access: yesAdvanced Healthcare Materials, EarlyView.
This review highlights recent advances in smart face masks that actively monitor breathing. By integrating humidity, gas, temperature, pressure, strain, and triboelectric sensors, these masks track key respiratory parameters in real time. The article summarizes sensor mechanisms, compares performance across studies, and discusses challenges and future ...
Negin Faramarzi   +7 more
wiley   +1 more source

The economics of agrobiodiversity conservation for food security under climate change [PDF]

open access: yes
Subsistence-based and natural resource-dependent societies are especially vulnerable to climate change. In such contexts, food security needs to be strengthened by investing in the adaptability of food systems.
Drucker, Adam G.   +3 more
core   +1 more source

Bifunctional Surfaces With Immobilized Antibodies and Bioactive Peptides Mediate Selective Capture and Proliferation of Endothelial Colony‐Forming Cells

open access: yesAdvanced Healthcare Materials, EarlyView.
A tunable bifunctional surface is developed by combining Fc‐binding peptides and RGD motifs to present oriented antibodies alongside integrin‐mediated signaling. The platform selectively captures endothelial colony‐forming cells while promoting their adhesion and proliferation.
Hugo A. Level   +5 more
wiley   +1 more source

Johnson Space Center's regenerative life support systems test bed [PDF]

open access: yes
The Regenerative Life Support System (RLSS) Test Bed at NASA's Johnson Space Center is an atmospherically closed, controlled environment facility for the evaluation of regenerative life support systems using higher plants in conjunction with ...
Barta, Daniel J.   +3 more
core   +1 more source

Tunable Bioresorbable Scaffolds With Marine Sulfated Polysaccharides for Small‐Caliber Vascular Grafts: A Multi‐Layered Strategy Combining Electrospinning and 4‐Axis Printing

open access: yesAdvanced Healthcare Materials, EarlyView.
A multilayered small‐caliber vascular scaffold combining electrospinning and 4‐axis printing is developed and biofunctionalized with marine sulfated polysaccharides from Holothuria tubulosa. The resulting construct exhibits enhanced hemocompatibility, tunable mechanical properties, and supports endothelial and smooth muscle cell adhesion and ...
Gabriele Obino   +9 more
wiley   +1 more source

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