-
Article
Global stability for a class of difference equation
In this paper the global stability of difference equation \(x_{n + 1} = \frac{{a + bx_n }}{{A + x_{n--1} }}\) is s...
-
Article
Microstructure of as-melt spun Al−Cu−Mg−Fe−Ni alloy and its variation in continuous heat treatment
A commercial AA2618 alloy was treated through melt spinning at rotating speeds of 20 and 40 m·s−1. The as-melt spun ribbons were characterized by a combination of optical microscopy (OPM), scanning electron micro...
-
Article
Cerebrospinal fluid and plasma propofol concentration during total intravenous anaesthesia of patients undergoing elective intracranial tumor removal
Objective: The aim of this paper is to compare the propofol concentration in plasma and cerebrospinal fluid (CSF) in patients scheduled for intracranial tumor removal and anaesthetized using propofol as part o...
-
Article
Generalized Productivity Model for Designing Hydraulic Fractures in Horizontal Wells Located in Naturally Fissured Low-Permeability Gas Reservoirs
This article presents a new ternary-porosity model for evaluating the productivity of horizontal wells in low-permeability gas reservoirs with evenly and unevenly spaced hydraulic fractures. The model accounts...
-
Article
Treatment of Intestinal Paralysis Using Revised Major Purgative Decoction Combined with Nasointestinal Decompression: Experience with 31 Patients
To investigate the feasibility of using a revised major purgative decoction in combination with nasointestinal decompression for the treatment of intestinal paralysis. 31 patients with intestinal paralysis und...
-
Article
Study of a quantitative screening method of magnetotelluric sounding curves
An accurate tensor estimation function is a guarantee for acquiring a reliable underground electrical structure model. The past studies regarding transmission functions aim at obtaining smooth and continuous s...
-
Chapter and Conference Paper
Electromagnetic Characteristics Analysis and AC Loss Evaluation of HTS Tapes Based on H-Formulation
Numerical modeling of high temperature superconductors (HTSs) has become an important and popular topic in the superconductivity research. A numerical model of HTS is recognized as a useful tool to understand ...
-
Article
Calculating Model of Frictional Pressure Drop for Gas Well During Foam Drainage
In the process of enhanced of development of gas wells, the liquid loading may cause obstacles for the affective production of the gas wells. Gas-foam drainage technology has the advantage of low cost and simp...
-
Article
Open AccessIntegrity assessment of shale gas wells in Changning Block based on hierarchical analysis method
The integrity of shale gas wells is crucial in ensuring safety and efficiency throughout the development process. Such integrity spans the entire process of drilling and fracturing horizontal wells and is an e...
