Results 91 to 100 of about 22,795 (293)

3D-printed bionic superhydrophobic surface with petal-like microstructures for droplet manipulation, oil-water separation, and drag reduction

open access: yesMaterials & Design, 2022
Recently, bioinspired mushroom or reentrant mushroom microstructures have attracted intersts of researchers for their amazing water superrepellence property. However, basic principles of exquisite microstructures design for improving water repellence are
Yang Liu   +4 more
doaj  

Toward Autonomous Self‐Healing in Soft Robotics: A Review and Perspective for Future Research

open access: yesAdvanced Intelligent Systems, EarlyView.
In this article, five different phases (damage detection, cleaning, damage closure, material healing, and healing assessment) are investigated to have an autonomous self‐healing at the system level with the focus on soft robotics. It delves into the importance of each phase, why and where they matter, and reviews relevant technologies that enable ...
Seyedreza Kashef Tabrizian   +2 more
wiley   +1 more source

Respiration of Developing Rose Petals. [PDF]

open access: bronze, 1958
H. W. Siegelman   +2 more
openalex   +1 more source

Insects and Petal-less Flowers [PDF]

open access: yesNature, 1903
I WAS much interested by Mr. Bulman's account of Prof. Plateau's experiments in the matter of insects' visits to petal-less flowers in the issue of NATURE for February 5 (p. 319), wherein it is stated that Prof. Plateau contends that insects “are not attracted by the brilliant colours of the blossoms, but rather by the perception in some other way ...
openaire   +3 more sources

A Field Programmable Gate Array‐Assisted Optoelectronic Emulator for Photonic Neuromorphic Computing

open access: yesAdvanced Intelligent Systems, EarlyView.
This work presents a hybrid optoelectronic architecture using field‐programmable‐gate‐array‐controlled optical components for multiplication operations. Data are encoded via electro‐optic modulator, weights are programmed via a variable optical attenuator, and results are detected by a photodetector.
Jinxian Li   +5 more
wiley   +1 more source

PETAL EPIDERMAL MICROMORPHOLOGY AND ITS TAXONOMIC SIGNIFICANS IN SOME SPECIES OF BIGNONIACEAE FROM EGYPT

open access: yesBulletin of the Iraq Natural History Museum
Micromorphological characters of petals in 8 genera representing 12 taxa of Bignoniaceae from Egypt were carried out using scanning electron microscopy (SEM) to evaluate their taxonomic importance in petal epidermal micromorphology ...
Samir S. Teleb   +3 more
doaj   +1 more source

5 Petal and Stamen Development

open access: yes, 1998
Analyses of petal and stamen development are beginning to illuminate the molecular genetic processes that are required to elaborate these organ types. Floral homeotic genes are required to specify certain organ identities, and these functions also are required throughout organogenesis.
openaire   +3 more sources

Does the abiotic environment influence the distribution of flower and fruit colors?

open access: yesAmerican Journal of Botany, EarlyView.
Abstract Premise Color in flowers and fruits carries multiple functions, from attracting animal partners (pollinators, dispersers) to mitigating environmental stress (cold, drought, UV‐B). With research historically focusing on biotic interactions as selective agents, however, it remains unclear whether abiotic stressors impact flower and fruit colors ...
Agnes S. Dellinger   +3 more
wiley   +1 more source

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