Results 71 to 80 of about 13,039 (328)

High Performance Processors for Space Environments: A Subproject of the NASA Exploration Missions Systems Directorate "Radiation Hardened Electronics for Space Environments" Technology Development Program [PDF]

open access: yes, 2007
Implementation of challenging Exploration Systems Missions Directorate objectives and strategies can be constrained by onboard computing capabilities and power efficiencies.
Bolotin, G.   +7 more
core   +1 more source

Efficacy and Safety Assessment of 5‐Fluorouracil, Irinotecan and Oxaliplatin‐Loaded Implants in Mouse and Pig Models for Pancreatic Cancer Therapy

open access: yesAdvanced Materials, EarlyView.
A novel FIRINOX‐loaded implant demonstrates controlled drug release, and potent therapeutic efficacy in pancreatic ductal adenocarcinoma mouse models with safety confirmed in a large‐animal pre‐clinical model. This innovative drug delivery platform offers a promising new treatment approach for non‐resectable, treatment‐resistant pancreatic cancer ...
Samantha J. Wade   +19 more
wiley   +1 more source

Radiation Hardened Digital Direct Synthesizer With CORDIC for Spaceborne Applications

open access: yesIEEE Access, 2020
The Coordinate Rotation Digital Computer algorithm (CORDIC) is a simple mechanism to compute a set of elementary functions, such as trigonometric functions, using fixed-point devices.
Luis Alberto Aranda   +4 more
doaj   +1 more source

Low Resistance Interphase Formation at the PEO‐LiTFSI|LGPS Interface in Lithium Solid‐State Batteries

open access: yesAdvanced Materials Interfaces, EarlyView.
Interfacial charge transfer and low‐resistance interphase formation between PEO‐based polymer and Li10GeP2S12 solid electrolytes are investigated using multi‐electrode impedance spectroscopy and advanced analytical techniques such as XPS and ToF‐SIMS.
Ujjawal Sigar   +6 more
wiley   +1 more source

A New Type of Si-Based MOSFET for Radiation Reinforcement

open access: yesMicromachines
This paper thoroughly analyses the role of drift in the sensitive region in the single-event effect (SEE), with the aim of enhancing the single-particle radiation resistance of N-type metal-oxide semiconductor field-effect transistors (MOSFETs).
Weifeng Liu   +3 more
doaj   +1 more source

Radiation hardening of components and systems for nuclear rocket vehicle applications [PDF]

open access: yes, 1972
The results of the analysis of the S-2 and S-4B components, although incomplete, indicate that many Saturn 5 components and subsystems, e.g., pumps, valves, etc., can be radiation hardened to meet NRV requirements by material substitution and minor ...
Cheever, P. R., Greenhow, W. A.
core   +1 more source

Radiation Effects in Pinned Photodiode CMOS Image Sensors: Pixel Performance Degradation Due to Total Ionizing Dose [PDF]

open access: yes, 2012
Several Pinned Photodiode (PPD) CMOS Image Sensors (CIS) are designed, manufactured, characterized and exposed biased to ionizing radiation up to 10 kGy(SiO2 ).
Cervantes, Paola   +12 more
core   +3 more sources

Phonon Engineering in Ultrathin Sn Films

open access: yesAdvanced Materials Interfaces, EarlyView.
When embedded in multilayer structures, ultrathin Sn layers demonstrate strongly modified vibrational density of states (VDOS). This allows engineering a drastic increase of the Lamb‐Mössbauer factor fLM$f_{\text{LM}}$ and thereby of the cross‐section for coherent excitation of the ultrasharp nuclear resonance of 119Sn$^{119}{\rm Sn}$. This enables the
Sven Velten   +9 more
wiley   +1 more source

Development of radiation hardened lithium- doped solar cells Final report [PDF]

open access: yes
Fabrication techniques to improve initial efficiency and radiation tolerance of radiation hardened lithium-diffused silicon solar ...
Kendall, D. L., Vineyard, R. A.
core   +1 more source

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