Results 161 to 170 of about 71,257 (331)

Artificial intelligence and corporate ideation systems

open access: yesJournal of Product Innovation Management, EarlyView.
Abstract Many companies leverage the creativity of their employees to gather ideas for innovations. These ideas are collected, saved, and evaluated via platforms known as corporate ideation systems. Moderated ideation systems (ideation 2.0) emerged as a solution to address the limitations of traditional, rather passive ideation systems (ideation 1.0 ...
Selina L. Lehmann   +3 more
wiley   +1 more source

Engine Data Interpretation System (EDIS), phase 2 [PDF]

open access: yes
A prototype of an expert system was developed which applies qualitative constraint-based reasoning to the task of post-test analysis of data resulting from a rocket engine firing. Data anomalies are detected and corresponding faults are diagnosed. Engine
Cost, Thomas L., Hofmann, Martin O.
core   +1 more source

Three‐dimensional morphological analysis of Chang'e‐5 lunar soil using deep learning‐automated segmentation on computed tomography scans

open access: yesComputer-Aided Civil and Infrastructure Engineering, EarlyView.
Abstract Grain morphology is a fundamental characteristic of lunar soil that influences its mechanical properties, sintering behavior, and in situ resource utilization. However, traditional two‐dimensional imaging methods are time‐consuming and lack full three‐dimensional (3D) structural information. This study presents an automated deep learning‐based
Siqi Zhou   +6 more
wiley   +1 more source

Study: Algorithms for rocket engine thermochemistry

open access: yes, 2021
This thesis compiles the process of upgrading two libraries (INIST and HGS) which provide to their users the thermodynamics properties and algorithms needed to analyse liquid rocket engine feed cycles. First, the Thermodynamic theory for real fluids, ideal fluids and mixtures is reviewed, as well as the algorithms and tools that the libraries implement.
openaire   +1 more source

Ceramic composites for rocket engine turbines [PDF]

open access: yes
The use of ceramic materials in the hot section of the fuel turbopump of advanced reusable rocket engines promises increased performance and payload capability, improved component life and economics, and greater design flexibility.
Eckel, Andrew J., Herbell, Thomas P.
core   +1 more source

Badiou and the Reconstruction of the Concept of God

open access: yesModern Theology, EarlyView.
Abstract In this article I first summarize Badiou's and Žižek's critique of the concept of God, which I and other interpreters conceive as a radicalization of the theology of the death of God. I then pose the question of how to formulate a positive conception of God after the death of God that would overcome the limits of negative or apophatic theology.
Michael Hauser
wiley   +1 more source

Advanced Earth-to-orbit propulsion technology program overview: Impact of civil space technology initiative [PDF]

open access: yes
The NASA Earth-to-Orbit (ETO) Propulsion Technology Program is dedicated to advancing rocket engine technologies for the development of fully reusable engine systems that will enable space transportation systems to achieve low cost, routine access to ...
Stephenson, Frank W., Jr.
core   +1 more source

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