Results 31 to 40 of about 173,631,140 (304)

Parameters of technological machine roll contact curves [PDF]

open access: yesE3S Web of Conferences
The main parameters of the contact curve of each roll are its shape and length, and the extent of the slip and no-slip zones. Analytical dependencies were obtained that determine the parameters of the contact curves of the rolls of technological machines.
Bahadirov Gayrat   +2 more
doaj   +1 more source

Computational mechanics of materials and structures

open access: yes, 2009
<p/>Mechanics of Materials and Structures has become a popular new name of former Institutes for Strength of Materials and/or Structural Analysis at European Universities of Technology.
Müllner, H.W.   +25 more
core   +1 more source

Introduction to special issue: Statistical mechanics on random structures

open access: yes, 2008
This Special Issue of Journal of Mathematical Physics on Statistical Mechanics on Random Structures aims to cover some recent results in the interplay of topics, such as disordered systems and, in particular, spin glasses, random graphs, and their ...
Giardin C., Contucci P.
core   +1 more source

Development of Anisogrid Lattice Composite Structures for Fighter Wing Applications

open access: yesInternational Journal of Aerospace Engineering
This paper presents research on the use of anisogrid lattice structures in fighter wing applications. While the anisogrid lattice structure has been widely used in spacecraft structures, its implementation in main aircraft structures is still limited ...
Muhammad Kusni   +3 more
doaj   +1 more source

Therapeutic Apheresis in Nigeria: A Multi‐Center Summary of Abstracts From the Inaugural Nigerian Society for Apheresis Scientific Meeting

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Therapeutic apheresis (TA) is an established treatment modality for hematologic, neurologic, and immunologic disorders, yet access remains severely limited in sub‐Saharan Africa. Donor apheresis, including platelet apheresis collection from healthy donors, represents an important complementary modality supporting blood product ...
Nosa Bazuaye   +33 more
wiley   +1 more source

Research on Low Frequency Coupled Brake-induced Vibration of Telescopic Landing Gear with Two Wheels

open access: yesHangkong gongcheng jinzhan, 2022
Currently,the research on the low frequency vibration coupled with brake problem of landing gear is focused on longitudinal single-degree-of-freedom coupling vibration.By establishing the multi-body dynamics model of multi-degree-of-freedom low-frequency
CHEN Shuai   +4 more
doaj   +1 more source

On a mechanism that structures galaxies [PDF]

open access: yesSymposium - International Astronomical Union, 1979
By considering the interaction of a single stellar orbit with a weak cos 2Φ potential it is shown that in the central regions of galaxies with slowly rising rotation curves, the elongations of the orbits will align along any potential valley and oscillate about it. This effect is more pronounced for elongated orbits.
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

Research on Landing Stability of Four-Legged Adaptive Landing Gear for Multirotor UAVs

open access: yesAerospace, 2022
Rotorcraft Unmanned Aerial Vehicles (UAVs) often need to take off and land under complex working conditions. The rugged terrains may cause the UAV to tilt during takeoff and landing and even cause rollover and other accidents in severe cases.
Xinlei Ni   +4 more
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

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