Results 231 to 240 of about 113,271 (369)

Thorium-234 as a tracer for deep-sea mining sediment plume deposition. [PDF]

open access: yesNat Commun
O'Malley BJ   +7 more
europepmc   +1 more source

Accelerating Luminescence in Nanostructures: Exploring the Physical Limits and Impact of Ultrafast Emission in Nanoscale Materials

open access: yesAdvanced Photonics Research, EarlyView.
This review highlights recent advances in accelerating luminescence in nanostructures through cooperative emission, resonator coupling, and nonlocal light–matter interactions. By unifying concepts such as excitonic superradiance, superfluorescence, and the plasmonic Purcell effect, it reveals physical limits of ultrafast emission and their potential ...
Masaaki Ashida   +3 more
wiley   +1 more source

Heavy metals and natural radioactive isotopes in phosphate and compound fertilisers and their impact on human health. [PDF]

open access: yesSci Rep
Łukaszek-Chmielewska A   +9 more
europepmc   +1 more source

Inverse‐Designed on‐Chip Terahertz Three‐Channel Mode and Wavelength Division Demultiplexer

open access: yesAdvanced Photonics Research, EarlyView.
An ultracompact terahertz demultiplexer is developed using a hybrid inverse design that combines genetic algorithms with topology optimization. The device enables simultaneous mode‐ and wavelength‐division multiplexing within a footprint smaller than two wavelengths.
Faqian Chong   +5 more
wiley   +1 more source

Remote Control of Hand Actuators via Glove Sensors for Medical Care Applications

open access: yesAdvanced Robotics Research, EarlyView.
This study presents a novel textile‐based sensory glove–actuator system for remote medical care, explored through finite element simulations. By integrating capacitive sensors, pneumatic actuators, and machine learning, the system models real‐time hand movement control.
Bahman Taherkhani, Mahdi Bodaghi
wiley   +1 more source

Sub-epsilon natural <sup>234</sup>U/<sup>238</sup>U measurements refine the <sup>234</sup>U half-life and U-Th geochronology. [PDF]

open access: yesSci Adv
Hu HM   +13 more
europepmc   +1 more source

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