Results 61 to 70 of about 572,139 (217)

Fast Field-Cycling Nuclear Magnetic Resonance Relaxometry of Perfluorosulfonic Acid Ionomers and Their Perfluorosulfonyl Fluoride Precursors Membranes

open access: yesMolecules
The spin-lattice relaxation rates (R1) of fluorine nuclei in perfluorosulfonic acid (PFSA) ionomer membranes and their precursor solid perfluorosulfonyl fluoride (PFSF) were measured by fast field-cycling (FFC) NMR relaxometry.
Makoto Yamaguchi   +3 more
doaj   +1 more source

Use of a structure-borne sound-based in-process sensor system to identify Weld seam irregularities during electron beam welding

open access: yesScientific Reports
In this publication, an in-process quality assurance method for electron beam welding based on a structure-borne sound emission test for the detection of weld irregularities arising in the process is presented. For this purpose, different sheet materials,
Christian Wolf   +2 more
doaj   +1 more source

A Feasibility Study of Cross-Medium Direct Acoustic Communication Between Underwater and Airborne Nodes

open access: yesJournal of Marine Science and Engineering
With the rapid advancement of underwater communication and unmanned aerial vehicle (UAV) technologies, the potential applications of cross-medium communication in environmental monitoring, maritime Internet of Things (IoTs), and rescue operations, in ...
Shaojian Yang   +6 more
doaj   +1 more source

Genetic Profiling of MC3T3-E1 Cells in Different Media: Implications for In Vitro Screening Development

open access: yesBiomedicines
Background/Objectives: The translation of in vitro biomaterial evaluations into successful clinical applications often fails due to discrepancies with in vivo results.
Makoto Izumiya   +6 more
doaj   +1 more source

Three-Dimensional Modeling with Osteoblast-like Cells under External Magnetic Field Conditions Using Magnetic Nano-Ferrite Particles for the Development of Cell-Derived Artificial Bone

open access: yesNanomaterials
The progress in artificial bone research is crucial for addressing fractures and bone defects in the aging population. However, challenges persist in terms of biocompatibility and structural complexity. Nanotechnology provides a promising avenue by which
Chuang Ma   +11 more
doaj   +1 more source

Using CAD CAM system for manufacturing of innovative cutting tool

open access: diamond, 2018
Tadeusz Mikołajczyk   +4 more
openalex   +1 more source

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