Results 71 to 80 of about 21,316,325 (305)

Aerodynamic Modeling and Path Optimization of Wing Docking Process for Fixed-Wing UAVs

open access: yes气体物理
The problem of aerial docking of fixed-wing UAVs restricts the development of the chained-wing UAVs. The aero-dynamic modeling and path planning of the wing docking process of fixed-wing UAVs were investigated. At first, the aerodynamic model of the wing
Yiwei CHEN   +3 more
doaj   +1 more source

Experience With Performing Rheocarna Therapy via the Single‐Needle Method for Treatment of Chronic Limb‐Threatening Ischemia

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction This study investigated the safety and efficacy of single‐needle Rheocarna therapy for chronic limb‐threatening ischemia (CLTI) with wounds. Methods Six patients with CLTI involving ulcers unresponsive to revascularization underwent single‐needle Rheocarna treatment.
Yasutaka Yamauchi   +9 more
wiley   +1 more source

Effectiveness of Resistance Intradialytic Exercise Compared to Aerobic Intradialytic Exercise for Patients With Chronic Kidney Disease: A Randomized Controlled Clinical Trial

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Patients with chronic kidney disease undergoing hemodialysis commonly experience reduced physical function, fatigue, poor sleep quality, and impaired health‐related quality of life. Intradialytic exercise has been proposed as a non‐pharmacological strategy to improve these outcomes.
Klebson da Silva Almeida   +6 more
wiley   +1 more source

Investigation of the Relationship between Economic Growth, Trade Openness and Environmental Pollution: A Review of Selected Countries in the Middle East [PDF]

open access: yesPizhūhishnāmah-i Iqtiṣād-i Inirzhī-i Īrān, 2013
Trade openness, economic growth and environment are known as the major issues in recent decads. We considered the effect of expanding trade and economic growth on environmental quality for 11 country in the Middle East during the period of 1980 to 2010 ...
hosein mahammadi   +1 more
doaj  

An Extension of the T-Method to General Unbalanced Models of Fixed Effects

open access: yesJournal of the Royal Statistical Society Series B: Statistical Methodology, 1975
1. Introduction and Summary Among the various procedures for simultaneous interval estimation, Tukey's T-method gives the shortest confidence intervals for pairwise contrasts when it is applicable. (Cf. Scheffé, 1959, Ch. 3; Miller, 1966, Ch.
openaire   +2 more sources

Establishing an Apheresis Medicine Program in a Resource‐Constrained Setting: A 5‐Year Experience From Lagos, Nigeria

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Establishing a comprehensive apheresis medicine program in a resource‐constrained setting presents significant structural, financial, and logistical challenges. Despite the growing clinical importance of apheresis services globally, published experience from sub‐Saharan Africa remains sparse.
Folasade Adelekan‐Popoola   +4 more
wiley   +1 more source

Fixed-Time Preset Performance Sliding Mode Control for Underwater Manipulators Considering Input Saturation

open access: yesJournal of Marine Science and Engineering
This paper addresses the trajectory tracking problem for a six-degree-of-freedom (6-DOF) underwater manipulator subject to complex disturbances and input saturation.
Ran Wang   +4 more
doaj   +1 more source

ECONOMIC ANALYSIS OF THE IMPACT OF IRRIGATION METHOD AND FACTORS AFFECTING ITS ADOPTION IN WHEAT FARMS IN THE 2023-2024 SEASON: THE ANBAR GOVERNORATE AS A STUDY MODEL [PDF]

open access: yesمجلة الأنبار للعلوم الزراعية
The importance of studying wheat crops comes from its vast planted areas in the world. In Iraq it has been characterized in recent years by increasing water scarcity, which requires rationalizing water consumption for agricultural use through proper ...
A. A. Najam, M. A. Khalaf
doaj   +1 more source

Comparative Evaluation of Hemodiafiltration, Hemoperfusion, and Standard Hemodialysis on Efficacy, Inflammatory Control, Dialysis Adequacy, and Safety in End‐Stage Renal Disease: A Prospective Observational Study

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Chronic micro‐inflammation in patients with end‐stage renal disease (ESRD) is a significant driver of cardiovascular complications and diminished quality of life. While standard hemodialysis (SHD) effectively manages small‐molecule clearance, its ability to remove medium‐to‐large uremic toxins—the primary catalysts of systemic ...
Hongwei Zuo   +5 more
wiley   +1 more source

Fixed Effects and Random Effects Estimation of Higher-Order Spatial Autoregressive Models with Spatial Autoregressive and Heteroskedastic Disturbances [PDF]

open access: yes, 2014
This paper develops a unified framework for fixed and random effects estimation of higher-order spatial autoregressive panel data models with spatial autoregressive disturbances and heteroskedasticity of unknown form in the idiosyncratic error component.
Badinger, Harald, Egger, Peter
core   +1 more source

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