Results 161 to 170 of about 383,072 (432)

Space Economy and Sustainability: A Systematic Review

open access: yesSustainable Development, EarlyView.
ABSTRACT The space economy is booming thanks to the increasing investment of government agencies, private companies, and venture capitalists. From the beginning of the New Space era, the array of actors involved in the development of technologies for extra‐terrestrial activities has increased, as well as the downstream applications that foster ...
Marianna Valente   +2 more
wiley   +1 more source

Defending knowledge abroad

open access: yesStrategic Management Journal, EarlyView.
Abstract Research Summary This article analyzes how innovation country‐of‐origin impacts the decisions of multinational corporations (MNCs) to defend their patents against infringement in foreign countries. We argue that MNCs have stronger incentives to defend their locally generated innovations (in foreign countries) than their home‐ or third‐country ...
Heather Berry, Róisín Donnelly
wiley   +1 more source

An improved method of three-dimensional displacement field generation in mining areas with a single InSAR pair

open access: yesEuropean Journal of Remote Sensing, 2019
An improved method combining a probability integral method and interferometric synthetic aperture radar (InSAR) for retrieving three-dimensional (3D) displacement field caused by coal mining is proposed.
Hongdong Fan   +4 more
doaj   +1 more source

Self‐Driving Microscopes: AI Meets Super‐Resolution Microscopy

open access: yesSmall Methods, EarlyView.
This review examines the use of machine learning to automate super‐resolution optical microscopy, enabling the microscope to autonomously make decisions on what, when, and how to image. By eliminating the need for human intervention, this approach has the potential to enhance the versatility and accessibility of super‐resolution microscopy.
Edward N. Ward   +3 more
wiley   +1 more source

Research of influence of temperature deformations of the big elastic elements on dynamics of a space vehicle [PDF]

open access: yesarXiv, 2010
At this project considers the problem of analysis temperature deformation of elastic elements of the spacecraft. Spacecraft periodically appears in the earth's shadow on the sunny side when moving from the orbit. Abruptly changing the temperature field of large elastic elements can affect the dynamic characteristics of the spacecraft. This is important
arxiv  

Mechanical Vibration Transmission in the Mariner '69 Spacecraft [PDF]

open access: bronze, 1967
Terry D. Scharton   +3 more
openalex   +1 more source

Attitude stabilization of a rigid spacecraft using two momentum wheel actuators [PDF]

open access: yes
It is well known that three momentum wheel actuators can be used to control the attitude of a rigid spacecraft and that arbitrary reorientation maneuvers of the spacecraft can be accomplished using smooth feedback. If failure of one of the momentum wheel
Krishnan, Hariharan   +2 more
core   +1 more source

Spacecraft formation flying using bifurcating potential fields [PDF]

open access: yes, 2008
The distributed control of spacecraft flying in formation has been shown to have advantages over conventional single spacecraft systems. These include scalability, flexibility and robustness to failures.
Bennet, Derek, McInnes, Colin R.
core  

Time Delay Predictions in a Modified Gravity Theory

open access: yes, 2006
The time delay effect for planets and spacecraft is obtained from a fully relativistic modified gravity theory including a fifth force skew symmetric field by fitting to the Pioneer 10/11 anomalous acceleration data. A possible detection of the predicted
Anderson J D Lau E L Giampieri G   +6 more
core   +3 more sources

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