Results 61 to 70 of about 226,979 (300)

Analysis of leaf surfaces using scanning ion conductance microscopy [PDF]

open access: yes, 2015
Leaf surfaces are highly complex functional systems with well defined chemistry and structure dictating the barrier and transport properties of the leaf cuticle.
Allen, Stephanie   +3 more
core   +1 more source

Atomic Force Microscopy and Scanning Tunneling Microscopy of Aluminum Nanoislands [PDF]

open access: yesNano Hybrids, 2012
Aluminum nanoislands deposited on silicon substrate were studied by a scanning tunnelling microscopy technique. Measurements completed with spatial resolution up to 1 nm revealed a complex nanoisland structure-rhomboidally ordered near the border of the aluminum-silicon and porous structure in the islands upper parts.
S.G. Nedilko   +2 more
openaire   +1 more source

Innovative Processing of Compacted Waste Aluminum Alloy Powders via Controlled Remelting and Solidification

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates an efficient recycling route for out‐of‐spec AlSi10Mg atomized powders through compaction and arc remelting followed by suction casting. By correlating compaction load, cooling rate, and resulting microstructure, we show that intermediate pressures (50–80 kN) and rapid cooling refine dendrites, reduce porosity, and enhance ...
Mila Christy de Oliveira   +4 more
wiley   +1 more source

SEM and AFM studies of two-phase magnetic alkali borosilicate glasses [PDF]

open access: yes, 2017
The morphology and composition of four types of two-phase alkali borosilicate glasses with magnetic atoms prepared by inductive melting have been studied. The results of scanning electron microscopy point to uniform distribution of Na, Si, and O atoms in
Alekseeva, O.   +7 more
core   +3 more sources

Atomic force and scanning electron microscopy of atmospheric particles [PDF]

open access: yesMicroscopy Research and Technique, 2005
AbstractAtomic force microscopy (AFM) and scanning electron microscopy with energy dispersive spectroscopy (SEM–EDS) have been used for both morphological and elemental mass analysis study of atmospheric particles. As part of the geometrical particle analysis, and in addition to the traditional height profile measurement of individual particles, AFM ...
Zahava, Barkay   +4 more
openaire   +2 more sources

A Compact Spin‐Coated Graphene UWB Antenna for Breast Tumor Detection

open access: yesAdvanced Engineering Materials, EarlyView.
A compact, spin‐coated graphene ultra‐wideband patch antenna designed for breast tumor detection, capable of distinguishing between malignant and benign tumors. This innovative antenna can serve as an effective initial screening tool, particularly in resource‐limited settings such as rural areas, where access to advanced medical equipment like MRI and ...
Raja Rashidul Hasan   +9 more
wiley   +1 more source

qPlus magnetic force microscopy in frequency-modulation mode with millihertz resolution

open access: yesBeilstein Journal of Nanotechnology, 2012
Magnetic force microscopy (MFM) allows one to image the domain structure of ferromagnetic samples by probing the dipole forces between a magnetic probe tip and a magnetic sample. The magnetic domain structure of the sample depends on the alignment of the
Maximilian Schneiderbauer   +2 more
doaj   +1 more source

Diamond turning of soft semiconductors to obtain nanometric mirror surfaces [PDF]

open access: yes, 2002
Diamond cutting is a viable alternative to grinding and polishing in the fabrication of high-quality soft semiconductors. Investigation of indentation provides useful information for understanding the practical diamond cutting process of brittle ...
Fang, Fengzhou Z.   +2 more
core   +1 more source

A Thermodynamic 3D Model for the Simulation of Diffusion‐Controlled Alloying Processes in Heterogeneous Material Structures

open access: yesAdvanced Engineering Materials, EarlyView.
A numerical model resulting from irreversible thermodynamics for describing transport processes is introduced, focusing on thermodynamic activity gradients as the actual driving force for diffusion. Implemented in CUDA C++ and using CalPhaD methods for determining the necessary activity data, the model accurately simulates interdiffusion in aluminum ...
Ulrich Holländer   +3 more
wiley   +1 more source

Different patterns of collagen-proteoglycan interaction: a scanning electron microscopyand atomic force microscopy study

open access: yesEuropean Journal of Histochemistry, 2009
The extracellular matrix of unfixed, unstained rat corneal stroma, visualized with high-resolution scanning electron microscopy and atomic force microscopy after minimal preliminary treatment, appears composed of straight, parallel, uniform collagen ...
M Raspanti   +4 more
doaj   +3 more sources

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