Results 181 to 190 of about 328,446 (318)

In Situ X‐Ray Tomography and Acoustic Emission Monitoring of Damage Evolution in C/C‐SiC Composites Fabricated by Liquid Silicon Infiltration

open access: yesAdvanced Science, EarlyView.
This study investigates how the internal structure of fiber‐reinforced ceramic composites affects their resistance to damage. By combining 3D X‐ray imaging with acoustic emission monitoring during mechanical testing, it reveals how silicon distribution influences crack formation.
Yang Chen   +7 more
wiley   +1 more source

The underwood project: A virtual environment for eliciting ambiguous threat. [PDF]

open access: yesBehav Res Methods, 2023
McCall C   +5 more
europepmc   +1 more source

Virtual humanoids and presence in virtual environments.

open access: yes, 2007
The broad range of methods for virtual humanoids and their evaluation as avatars in virtual environments is handled in this thesis. The enabling methods, as well as experimental evaluations are the main contributions of the thesis. The central conclusion of the work can be summed up as the fact that virtual humanoids are beneficial for a number of ...
openaire   +2 more sources

PET Imaging of Cardiac Inflammation in Viral Myocarditis Using a DPP4‐Targeted Probe

open access: yesAdvanced Science, EarlyView.
This study describes a DPP4‐targeted PET probe for imaging myocardial inflammation by selectively targeting activated immune cells. Derived from the clinically approved small‐molecule inhibitor linagliptin, the probe demonstrates favorable biodistribution with specific cardiac uptake in myocarditis.
Wanhao Gao   +14 more
wiley   +1 more source

User experience in the metaverse virtual environment at an academic-scientific nursing event in Brazil. [PDF]

open access: yesRev Bras Enferm
Cardoso SH   +7 more
europepmc   +1 more source

Transcription Factor Promiscuity Drives Regulatory Rewiring and Evolvability in Gene Networks in Bacteria

open access: yesAdvanced Science, EarlyView.
When a master transcription factor (TF) is lost, bacteria can rapidly rewire gene regulatory networks by co‐opting related regulators. Using experimental evolution in Pseudomonas fluorescens, we show that TF promiscuity (low‐level, non‐cognate binding) provides the raw material for rewiring. Successful co‐option follows a predictable hierarchy governed
Tiffany B. Taylor, Alan M. Rice
wiley   +1 more source

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