Results 201 to 210 of about 4,000,497 (331)

The Pell equation in quadratic fields [PDF]

open access: yesBulletin of the American Mathematical Society, 1943
openaire   +3 more sources

Multifunctional Fluorescent Microgel‐Embedded Hydrogels for Temperature and X‐Ray Sensing

open access: yesAdvanced Science, EarlyView.
In this study, the application of a multifunctional fluorescent hydrogel based on AIE microgels, integrated with machine‐learning algorithms for the detection of temperature and X‐rays is prestented. This innovative platform not only simultaneously elevates temperature and X‐ray sensing performance but also preserves outstanding mechanical robustness ...
Hao Jiang   +11 more
wiley   +1 more source

The Mayo Clinic quadratic equation improves the prediction of glomerular filtration rate in diabetic subjects.

open access: yesNephrology, Dialysis and Transplantation, 2007
V. Rigalleau   +7 more
semanticscholar   +1 more source

Varifocal Meta‐Lens for Multifunctional Focusing and Imaging

open access: yesAdvanced Science, EarlyView.
A varifocal meta‐lens enables dynamic switching between conventional focusing and non‐diffracting autofocusing beams, relying on a phase design with dual interpretations in both real space and the spatial frequency domain. By integrating a Moiré‐based tuning mechanism, the system achieves continuous focal length control in both modes.
Rong Lin   +6 more
wiley   +1 more source

Physical Interpretation of Diffractive Optical Networks for High‐Dimensional Vortex Mode Sorting

open access: yesAdvanced Science, EarlyView.
The first layer‐resolved physical interpretation of diffractive optical networks trained for high‐dimensional vortex mode sorting is presented, revealing transformation division phenomena linked to saturated performance as layer numbers increase. This analysis reconciles physical theorems with network operations, enabling physics‐driven design of ...
Ruitao Wu   +7 more
wiley   +1 more source

Tunable Photoluminescent and Photothermal Properties of Organic Cocrystals Containing Hydrogen‐Bonded Interlocked Planar Molecules

open access: yesAdvanced Science, EarlyView.
Engineering intramolecular hydrogen‐bonded planar architectures provides a versatile strategy for modulating the photoluminescent and photothermal behaviors of organic cocrystals. This work not only overcomes the limitations of selecting conjugated (hetero)aromatic compounds to meet the requirements of planarity and rigidity for cocrystal precursors ...
Xinmeng Chen   +12 more
wiley   +1 more source

Predicting Fetal Growth with Curve Fitting and Machine Learning. [PDF]

open access: yesBioengineering (Basel)
Zhang H   +7 more
europepmc   +1 more source

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