Results 141 to 150 of about 1,031,547 (327)

An improved two-stage camera calibration method

open access: yes, 2006
An improved two-stage camera calibration method was introduced. It took the sum of distance in the world coordinate between ground truth 3D points and calculated 3D points as cost function and made distortion coefficients of two cameras to be optimized ...
Li B(李斌)   +3 more
core  

Thermal Enhancement of TADF‐OLED Performance: Size of Active Area Matters

open access: yesAdvanced Materials Interfaces, EarlyView.
Large‐area TADF‐based OLEDs can be used as thermally assisted light‐emitting devices, in which moderate waste heat can partially compensate for efficiency losses associated with increasing active area. ABSTRACT Temperature significantly impacts the performance of light‐emitting diodes, typically causing degradation as they heat up. However, OLEDs using
Demyd V. Pekur   +9 more
wiley   +1 more source

Keratin–Melanin Complexation Enables Robust, Delamination‐Resistant Feather‐Inspired Structural Color Coatings for Flexible and Curved Substrates

open access: yesAdvanced Materials Interfaces, EarlyView.
Providing mechanically robust structural color coating technology inspired by cooperative interactions in nature. The spatial arrangement of melanin particles within the keratin matrix generates angle‐independent structural colors. Diverse functional groups in keratin and melanin contribute to interparticle and substrate adhesion, resulting in the ...
Taisei Harada   +12 more
wiley   +1 more source

Homography matrix estimation method based on adaptive genetic algorithm

open access: yesJournal of Measurement Science and Instrumentation
In camera calibration, accurate estimation of homography matrix between the world coordinates of the calibration board and its image coordinates is a key step in high-precision calibration of intrinsic camera parameters.
QIAN Cheng   +4 more
doaj  

Dental Microwear Texture Analysis on Radular Teeth

open access: yesAdvanced Materials Interfaces, EarlyView.
3D microwear textures reveal how gastropod radular teeth respond to controlled abrasive contact. Distinct surface signatures distinguish regular abrasion from fracture‐dominated material removal, showing how mineralized coatings, fibrous cores, and substrate properties jointly shape wear and failure in a biological scraping interface.
Wencke Krings   +2 more
wiley   +1 more source

Adsorbent Materials for Hydrocarbons Removal by Geopolymerization of Halloysite Clay Nanotubes Filled Within Chitosan Matrix

open access: yesAdvanced Materials Interfaces, EarlyView.
Alkaline activation of halloysite clay nanotubes embedded in a chitosan matrix converts bionanocomposite films into porous geopolymeric materials with enhanced adsorption capacity toward hydrocarbons in both vapor and aqueous phases. The improved adsorption performance was demonstrated by the efficient capture of dodecane vapors and phenol from water ...
Alessandro Lo Bianco   +6 more
wiley   +1 more source

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