Results 71 to 80 of about 17,202 (210)
Evaluation of high temperature structural adhesives for extended service, phase 4 [PDF]
The evaluation of three phenylquinoxaline polymers as high temperature structural adhesives is presented. These included an experimental crisskubjabke oiktner (X-PQ) and two experimental materials (PPQ-2501) and (PPQ-HC).
Hale, J. N. +2 more
core +1 more source
A fundamental approach to adhesion: Synthesis, surface analysis, thermodynamics and mechanics [PDF]
Pretreated and primed Ti 6-4 surfaces were characterized by scanning electron microscopy/energy dispersive analysis of X-rays (SEM/EDAX) and electron spectroscopy for chemical analysis (ESCA).
Beck, B. +2 more
core +1 more source
Cogent EngineeringThis study shows a new way to improve the mechanical properties of the aluminium LM26 alloy by adding chromium oxide as a reinforcement. Instead of using traditional reinforcements, chromium oxide is added in different amounts (2.5% to 10%) to make a ...
Shambulingamurthy Gowdagere Chikkalingaiah +3 more
doaj +1 more source
Development of an improved membrane for a vapor diffusion water recovery process [PDF]
Recovery of potable water from urine on manned space missions of extended duration was the objective of work aimed at the improvement of membrane performance for the vapor diffusion process (VDR).
Mix, T. W., Rich, T. R.
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Internal coating of air-cooled gas turbine blades [PDF]
Four modified aluminide coatings were developed for IN-792 + Hf alloy using a powder pack method applicable to internal surfaces of air-cooled blades. The coating compositions are Ni-19Al-1Cb, Ni-19Al-3Cb, Ni-17Al-20Cr, and Ni-12Al-20Cr.
Hsu, L. L., Stetson, A. R.
core +1 more source
Digestibility of feeds in fish and shellfish and methods to determine digestibility [PDF]
, 1987 Digestibility of a feedstuff can be described as the amount of feed that can be digested and absorbed by the animal in relation to consumption.
Vijayakumaran, M
core
Comparison of sulfuric and oxalic acid anodizing for preparation of thermal control coatings for spacecraft [PDF]
The development of thermal control surfaces, which maintain stable solar absorptivity and infrared emissivity over long periods, is challenging due to severe conditions in low-Earth orbit (LEO).
Le, Huong G. +2 more
core +1 more source
Cleaner WaterTanneries are known to be one of the most polluting industries due to the generation of harmful contaminants at various stages, from the beam house to finishing. Each day, significant quantities of tannery wastewater containing contaminants like chromium
Sabina Akter +2 more
doaj +1 more source
An investigation of adhesive/adherend and fiber matrix interactions [PDF]
Research during the report period focused on continued scanning electron microscopy (SEM) and X-ray photoelectron spectroscopy (XPS) of lap shear samples and flatwise tensile specimens and on the surface characterization of TiO2, Ti 6-4, and Ti powders ...
Beck, B. +2 more
core +1 more source