Results 11 to 20 of about 130,200 (126)

Multiscale Porous Poly (Ether-Ether-Ketone) Structures Manufactured by Powder Bed Fusion Process [PDF]

open access: yes, 2022
The aim of the study is to create a multiscale highly porous poly (ether-ether-ketone) (PEEK) structure while maintaining mechanical performance; the distribution of pores being generated by the manufacturing process combined with a porogen leaching ...
Y Liu (4702669)   +5 more
core   +6 more sources

Experimental investigation of gasoline – Dimethyl Ether dual fuel CAI combustion with internal EGR [PDF]

open access: yes, 2011
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.A new dual fuel Controlled Auto-Ignition (CAI) combustion concept was proposed and researched for lower exhaust emissions and better fuel economy.
Zhang, Haofan
core   +7 more sources

Solid-liquid equilibria for the dimethyl ether plus carbon dioxide binary system [PDF]

open access: yes, 2010
A recently built experimental setup was employed for the estimation of the solid-liquid equilibria of alternative refrigerants systems. The behavior of dimethyl ether (DME) + carbon dioxide was measured down to temperatures of 131.6 K.
Di Nicola, G.   +11 more
core   +1 more source

Tetra­kis(diethyl ether)tetra-μ4-oxido-octa­kis­(penta­fluoro­phen­yl)octa­zinc [PDF]

open access: yes, 2011
Mol-ecules of the title compound, [Zn(8)(C(6)F(5))(8)O(4)(C(4)H(10)O)(4)], are located on a special position of site symmetry [Formula: see text]. As a result, there is just one quarter-mol-ecule in the asymmetric unit. The title compound features a Zn(4)
Lerner, Hans-Wolfram   +5 more
core   +1 more source

Ether-Induced Phase Transition toward Stabilized Layered Structure of MoS2 with Extraordinary Sodium Storage Performance

open access: yes, 2022
Ether-based electrolytes have long been proven to be advantageous over ether-based electrolytes in sodium ion batteries (SIBs), but the understanding of their effect on the phase transition of electrode materials during electrochemical cycling is very ...
Sheng Sun (142836)   +8 more
core   +1 more source

Volatile substance abuse:fatal overdose with dimethylether [PDF]

open access: yes, 2015
With all of the recent publicity over novel psychoactive substances it is easy to forget that other easily available intoxicants can be found. Dimethyl ether (DME), also known as methylether, is an extremely flammable volatile organic compound with ...
Maskell, P.D.   +7 more
core   +1 more source

Current Density Performances in Poly Ether Ether Keton Membrane for Direct Methanol Fuel Cells [PDF]

open access: yes, 2012
The objective of this study focuses on the characterization of poly ether ether ketone (PEEK) membranes for direct methanol fuel cells (DMFC) application. The PEEK membrane was modified with sulfonation in NMP solvent.
E. L. , Dewi   +5 more
core   +1 more source

Mechanical properties of carbon fiber reinforced polyether-ether-ketone

open access: yes, 2023
Mechanical properties of carbon fiber reinforced polyether-ether-ketone (CFR-PEEK): Young's modulus, density, poisson coefficient, elastic limit and ultimate strength.
Miguel Martinez-Mondragon (14817901)
core   +1 more source

Cooperative Clinical Trial of Photodynamic Therapy for Early Gastric Cancer With Photofrin Injection® and YAG‐OPO Laser

open access: yesDiagnostic and Therapeutic Endoscopy, Volume 4, Issue 4, Page 165-171, 1998., 1997
Background and Objective: Photodynamic therapy (PDT) treats malignant tumors using photosensitizers and light. We employed a new pulse laser as the excitation light source for PDT, i.e. an optical parametric oscillator (OPO) system pumped by a Q‐switched Nd:YAG laser, because it provides extremely high peak power.
Seishiro Mimura   +15 more
wiley   +1 more source

Photophysical Properties of Hematoporphyrin and Dihematoporphyrin Ether (Ester)in Homogeneous and Microheterogeneous Environments

open access: yesZeitschrift für Naturforschung A, 1989
Abstract Excitation wavelength effects on hematoporphyrin (HP) and hematoporphyrin derivative (HPD, Photofrin II) fluorescence spectra, quantum yields and decays were comparatively studied in homo­ geneous (at different pH and substrate concentrations) and microheterogeneous (Triton X 100 micelles and Bovine serum albumin) aqueous ...
Gottfried Köhler   +3 more
openaire   +1 more source

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