Results 61 to 70 of about 55,280 (259)

Biodegradable and Biocompatible Functional Polymers for Biomedical Applications

open access: yesAdvanced Functional Materials, EarlyView.
Biodegradable and biocompatible functional polymers integrate electrical, mechanical, and stimuli‐responsive functionalities while enabling programmed degradation under physiological conditions. This review introduces recent advances in conductive, shape‐memory, self‐healing, photocurable, and adhesive polymer systems, emphasizing material design ...
Won Bae Han   +5 more
wiley   +1 more source

Characterizing full-waveform laser returned intensity and bidirectional reflectance factor of forest stands using discrete point cloud data

open access: yesScience of Remote Sensing
The remotely sensed signal of forest - acquired via passive or active sensors - is jointly governed by structural and spectral characteristics. Accurate characterization of full-waveform laser returned intensity (LRI) and bidirectional reflectance factor
Yubo Wang   +3 more
doaj   +1 more source

Acoustic 2D full waveform inversion to solve gas cloud challenges

open access: yesAnnals of Geophysics, 2015
The existing conventional inversion algorithm does not provide satisfactory results due to the complexity of propagated wavefield though the gas cloud.
Srichand Prajapati, Deva Ghosh
doaj   +1 more source

3D Bayesian Variational Full-Waveform Inversion

open access: yesGeophysical Journal International, 2023
Seismic full-waveform inversion (FWI) produces high resolution images of the subsurface by exploiting information in full acoustic, seismic or electromagnetic waveforms, and has been applied at global, regional and industrial spatial scales. FWI inverse problems are traditionally solved by using optimization, in which one seeks a best model by ...
Xin Zhang   +4 more
openaire   +3 more sources

Polarization‐Dependent Synaptic‐Like Electro‐Optical Response in Ferroelectric Nematic Liquid Crystals

open access: yesAdvanced Functional Materials, EarlyView.
Ferroelectric nematic liquid crystals (FNLCs) offer fast, tunable polarization and low‐voltage operation but suffer from poor polarization retention at zero field. Semiconductor‐modified FNLCs enhance polarization retention and exhibit short‐ and long‐term electro‐optical responses, while also supporting spike‐type signal integrations.
Kutay Sagdic, Weiming Yao, Danqing Liu
wiley   +1 more source

Full waveform inversion and Lagrange multipliers

open access: yesGeophysical Journal International
SUMMARY Full-waveform inversion (FWI) is an effective method for imaging subsurface properties using sparsely recorded data. It involves solving a wave propagation problem to estimate model parameters that accurately reproduce the data.
Ali Gholami, Kamal Aghazade
openaire   +2 more sources

Strong Lead‐Free Bioinspired Piezoceramics for Durable Energy Transducers

open access: yesAdvanced Functional Materials, EarlyView.
We fabricated brick‐and‐mortar lead‐free piezoceramics with Bi0.5Na0.5TiO3 monocrystal platelets as bricks and amorphous silica as mortar. The alignment of the bricks and the presence of the amorphous silica led to anisotropic residual stresses. These residual stresses increase the samples toughness, strength and durability while the brick alignment ...
Ruxue Yang   +12 more
wiley   +1 more source

WAVEFORM ANALYSIS FOR THE EXTRACTION OF POST-FIRE VEGETATION CHARACTERISTICS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
Full-waveform is becoming increasingly available in today's LiDAR systems and the analysis of the full return signal can provide additional information on the reflecting surfaces.
F. Pirotti, A. Guarnieri, A. Vettore
doaj   +1 more source

Tannic Acid‐Modified Cellulose Nanofiber Reinforced Polymerizable Eutectogels for High‐Performance Stretchable Strain Sensors

open access: yesAdvanced Functional Materials, EarlyView.
A polymerizable deep eutectic solvent is reinforced with tannic acid‐modified cellulose nanofibers to construct a hierarchical dynamic eutectogel network. Synergistic covalent and reversible interactions impart ultrahigh stretchability, high ionic conductivity, broad temperature tolerance, self‐healing, and strong adhesion, enabling robust wearable ...
Huang Wu   +11 more
wiley   +1 more source

Performance Assessment of High Resolution Airborne Full Waveform LiDAR for Shallow River Bathymetry

open access: yesRemote Sensing, 2015
We evaluate the performance of full waveform LiDAR decomposition algorithms with a high-resolution single band airborne LiDAR bathymetry system in shallow rivers.
Zhigang Pan   +5 more
doaj   +1 more source

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