Results 51 to 60 of about 63,330 (315)
This article introduces a computer vision‐assisted control strategy for light‐driven liquid crystal elastomer actuators. Through negative feedback regulation, the liquid crystal elastomer actuator exhibits accurate and stable bending deformation in complex environments.
Wei Zhang +6 more
wiley +1 more source
Ducted Fan Designs Lead to Potential New Vehicles [PDF]
In 1994, aerospace engineers Rob Bulaga and Mike Moshier formed Trek Aerospace Inc., based in Folsom, California, to develop personal air vehicles using a novel ducted fan design.
core +1 more source
gnSPADE integrates gene‐network structures into a probabilistic topic modeling framework to achieve reference‐free cell‐type deconvolution in spatial transcriptomics. By embedding gene connectivity within the generative process, gnSPADE enhances biological interpretability and accuracy across simulated and real datasets, revealing spatial organization ...
Aoqi Xie, Yuehua Cui
wiley +1 more source
Three-dimensional structure of tip vortex in a half-ducted propeller fan
The tip vortex has an important role on the aerodynamic performance and noise of half-ducted propeller fans. The present paper provides better understanding on the three-dimensional structure of the tip vortex in a half-ducted propeller fan, aiming at ...
Kazuya KUSANO +2 more
doaj +1 more source
Experimental investigation on ducted counter-rotating axial flow fans [PDF]
An experimental study on counter-rotating axial-flow fans was carried out. The fans of diameter D = 375 mm were designed using an inverse method. The counter-rotating fans operate in a ducted-flow configuration and the overall performances are measured ...
BAKIR, Farid +3 more
core +3 more sources
ABSTRACT The rare X‐linked female‐restricted Hardikar syndrome (HDKR, OMIM # 301068) is characterized by multiple congenital anomalies including orofacial clefts, gastrointestinal, genitourinary, and cardiac anomalies, but cognitive and neurobehavioral development is rarely impaired.
Tinne Warmoeskerken +4 more
wiley +1 more source
Development of an Ultralight with a Ducted Fan [PDF]
This paper introduces the UL-39 project, an ultralight aircraft with a ducted fan, and some of the problems that have arisen in the course of its development. Several problems with the design of a non-traditional aircraft of this kind are mentioned, e.g.
Brabec , Jiří, Helmich , Martin
core
Advances and Challenges in Micro/Nanocarrier‐Based Dermal Drug Delivery Systems for Acne Treatment
Topical acne treatment faces challenges from skin barriers and complex causes. Micro/nanocarriers improve drug delivery by enhancing bioavailability, targeting, and duration. Combining carriers creates synergistic effects for systematic intervention.
Jintao Yang +7 more
wiley +1 more source
Ducted fan propulsion system study for ONAerospace eVTOL [PDF]
In recent years, the relentless advance of climate change forces society to adapt to more sustainable modes of transportation. In a not so distant future, urban transport is envisioned to expand to the skies with new innovative electric Vertical Take-Off
De Vehí Perich, Miquel Carlos
core +2 more sources
A measuring stand for a ducted fan aircraft propulsion unit
The UL-39 ultra-light aircraft which is being developed by the Department of Aerospace Engineering, Faculty of Mechanical Engineering, Czech Technical University in Prague, is equipped with an unconventional ducted fan propulsion unit.
Hlaváček David
doaj +1 more source

