Results 1 to 10 of about 7,166,002 (313)

Point cloud registration method for maize plants based on conical surface fitting-ICP. [PDF]

open access: yesSci Rep, 2022
Reconstructing three-dimensional (3D) point cloud model of maize plants can provide reliable data for its growth observation and agricultural machinery research. The existing data collection systems and registration methods have low collection efficiency
Zhang K, Chen H, Wu H, Zhao X, Zhou C.
europepmc   +2 more sources

Functional difference equations and eigenfunctions of a Schrödinger operator with δ' -interaction on a circular conical surface. [PDF]

open access: yesProc Math Phys Eng Sci, 2020
Eigenfunctions and their asymptotic behaviour at large distances for the Laplace operator with singular potential, the support of which is on a circular conical surface in three-dimensional space, are studied.
Lyalinov MA.
europepmc   +2 more sources

Generation of attosecond electron packets via conical surface plasmon electron acceleration. [PDF]

open access: yesSci Rep, 2016
We present a method for the generation of high kinetic energy attosecond electron packets via magnetostatic and aperture filtering of conical surface plasmon (SP) accelerated electrons.
Greig SR, Elezzabi AY.
europepmc   +2 more sources

Increasing Nebulizer Spray Efficiency Using a Baffle with a Conical Surface: A Computational Fluid Dynamics Analysis [PDF]

open access: yesBioengineering
Breath-actuated nebulizers used in aerosol therapy are vital to children and patients with disabilities and stand out for their ability to accurat ely deliver medication while minimizing waste.
Hung-Chieh Wu   +6 more
doaj   +2 more sources

DNA-Decorated PET Nanochannels for Sensitive Biosensing [PDF]

open access: yesBiosensors
Functionalized nanochannels are crucial for achieving excellent ion transport properties and enable versatile applications such as ion gating, biosensing, and energy conversion. Conical single nanochannels were fabricated in single-ion-track polyethylene
Xianyan Gong   +3 more
doaj   +2 more sources

Sliding on the inside of a conical surface [PDF]

open access: yesEuropean Journal of Physics, 2002
26 pages, 0 ...
López-Ruiz, Ricardo, Pacheco, Amalio F.
openaire   +5 more sources

Harmonic extension through conical surfaces [PDF]

open access: yesMathematische Annalen, 2022
AbstractThis paper establishes extension results for harmonic functions which vanish on a conical surface. These are based on a detailed analysis of expansions for the Green function of an infinite cone.
Stephen J. Gardiner, Hermann Render
openaire   +1 more source

Advantages of Friction Welding of Fittings with Small Diameter Conical Contact Form

open access: yesAdvanced Engineering Research, 2023
Introduction. As numerous production tests show, the use of manual arc welding (MAW) of thick-walled fittings of small diameter (up to 80 mm) does not provide a high-quality weld joint that meets the requirements of regulatory and technical documents of ...
Yu. V. Poletaev, V. V. Shchepkin
doaj   +1 more source

Technological Features in Processing of Conical Lenses

open access: yesНаука и техника, 2020
The paper presents the technology of obtaining flat-conical lenses (axicons) by the method of free grinding a work-piece to a flat tool through a layer of abrasive suspension.
M. I. Filonova   +4 more
doaj   +1 more source

Hybrid nanofluid flow within the conical gap between the cone and the surface of a rotating disk

open access: yesScientific Reports, 2021
The thermal management of the flow of the hybrid nanofluid within the conical gap between a cone and a disk is analyzed. Four different cases of flow are examined, including (1) stationary cone rotating disk (2) rotating cone stationary disk (3) rotating
T. Gul   +5 more
semanticscholar   +1 more source

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