Results 131 to 140 of about 4,342 (233)

Detection of Defects in Glue Bonding of Cross-laminated Timber Using Experimental and Numerical Modal Analysis

open access: yesBioResources
The preferred structural elements for taller timber buildings include cross-laminated timber (CLT), the performance of which significantly depends on the adhesive bond (AB) quality that may be influenced by manufacturing or factors within the service ...
Vaclav Sebera   +4 more
doaj  

Penning-trap eigenfrequency measurements with optical radiofrequency detectors

open access: yesPhysical Review Research
We use an electric-dipole laser-driven transition to precisely measure the cyclotron-frequency ratios of the pairs ^{42}Ca^{+}−^{40}Ca^{+}, ^{44}Ca^{+}−^{40}Ca^{+}, and ^{48}Ca^{+}−^{40}Ca^{+} in a 7-tesla Penning trap. A single laser-cooled (T≈1 mK) ion
J. Berrocal   +7 more
doaj   +1 more source

Exceptional point-enhanced piezoelectric thermometry via anti-parity-time symmetry. [PDF]

open access: yesMicrosyst Nanoeng
Wang J   +8 more
europepmc   +1 more source

Critical point-based wireless sensors enabling tiny perturbation detection. [PDF]

open access: yesSci Adv
Ma C   +13 more
europepmc   +1 more source

Detection of Bridge Dynamic Parameters Using an Instrumented Vehicle

open access: yes, 2012
5th World Conference on Structural Control and Monitoring, 12th-14th July, Tokyo, JapanHighway structures such as bridges are subject to continuous degradation primarily due to ageing and environmental factors.
McGetrick, P.   +2 more
core  

Hysteretic self-oscillatory acoustic radiation with tunable orbital angular momentum. [PDF]

open access: yesSci Adv
Zhang L   +17 more
europepmc   +1 more source

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