Results 31 to 40 of about 2,474,940 (289)

Quantum mechanical spectral engineering by scaling intertwining

, 2001
Using the concept of spectral engineering we explore the possibilities of building potentials with prescribed spectra offered by a modified intertwining technique involving operators which are the product of a standard first-order intertwiner and a ...
Boya L J, David J Fernández C, Fernández D J, Fernández D J, Haret C Rosu, Haroche S, Junker G, Márquez I F, Negro J, Rosas-Ortiz J O, Rosas-Ortiz J O, Shabat A, Sukumar C V, Zakhariev B N   +13 more
core   +1 more source

Revisiting classical design in engineering from a perspective of frugality

Heliyon, 2017
The conservative nature of design in engineering has typically unleashed products fabricated with generous amounts of raw materials. This is epitomized by the factor of safety whose values higher than unity suggests various uncertainties of design that ...
Balkrishna C. Rao
doaj   +1 more source

Lubricant flow analysis for effective lubrication of tractor forward/reverse clutch

Heliyon, 2017
Owing to the high power requirements of tractors, their low-power transmission gears often experience durability problems such as burning of the clutch.
Daekyung Noh, Soochul Kim, Yongjoo Kim, Joosup Jang   +3 more
doaj   +1 more source

Personalized Selumetinib Dosing in Pediatric Neurofibromatosis Type 1: Insights From a Pilot Therapeutic Drug Monitoring Study

Pediatric Blood &Cancer, EarlyView.
ABSTRACT Objective To evaluate selumetinib exposure using therapeutic drug monitoring (TDM) in pediatric patients with neurofibromatosis type 1 (NF1) and plexiform neurofibromas (PN), assess interpatient pharmacokinetic variability, and explore the relationship between drug exposure, clinical response, and adverse effects.
Janka Kovács, Zoltán Köllő, Balázs Gellért Karvaly, Mahmoud Obeidat, Rita Nagy, Péter Hegyi, Brigitta Teutsch, Eszter Tuboly, Miklós Garami   +8 more
wiley   +1 more source

Risks related to the lack of lubrication on surface integrity in drilling

Heliyon, 2019
Drilling processes can significantly affect the surface integrity of metallic components. Thus, the control of the drilling process is of great interest for industry to ensure a satisfactory surface behavior.
Mathieu Girinon, Habib Karaouni, Ugo Masciantonio, Fabien Lefebvre, Erwan Jourden, Frédéric Valiorgue, Joël Rech, Eric Feulvarch   +7 more
doaj   +1 more source

Effect of Single-Point Incremental Forming Process Parameters on Roughness of the Outer Surface of Conical Drawpieces from CP Titanium Sheets

Advances in Mechanical and Materials Engineering
With the widespread use of numerically controlled machine tools, single-point incremental forming (SPIF) process has enjoyed growing interest in the industry.
Marcin Szpunar, Robert Ostrowski, Department of Manufacturing and Production Engineering, Faculty of Mechanical Engineering and Aeronautics, Rzeszów University of Technology, al. Powstancow Warszawy 8, 35-959 Rzeszow, Poland   +2 more
doaj   +1 more source

Laser processing of Ti6Al4V alloy: wetting state of surface and environmental dust effects

Heliyon, 2019
Laser processing of Ti6Al4V alloy surface, via repetitive pulses, is realized incorporating the nitrogen assisting gas. The texture characteristics of the surface and wetting state are analyzed.
B.S. Yilbas, H. Ali, A. Al-Sharafi, H. Al-Qahtani   +3 more
doaj   +1 more source

Using Electronic Platforms to Sell Mechanical Engineering Products [PDF]

Problemi Ekonomiki, 2019
The main problems in sales of mechanical engineering products are revealed. The basic prerequisites for using electronic trading platforms in Ukraine are analyzed. The essence of the category “electronic trading platform” is disclosed.
Vitiuk Anna V., Koliadenko Natalia A.
doaj   +1 more source

Machine Design Experiments Using Mechanical Springs to Foster Discovery Learning [PDF]

, 2014
Machine Design Experiments Using Mechanical Springs to Foster Discover Learning For the typical undergraduate engineering student the topic of mechanical springs is introduced and discussed in several courses. A first exposure may be in a physics course,
Malak, Peter William, Nagurka, Mark L.
core   +1 more source

An Introduction to Multiscale Modeling with Applications [PDF]

, 2013
This book collects the slides prepared for the course of Advanced Engineering Thermodynamics (Master of Science in Mechanical Engineering) and those for the course of Multiscale Modelling and Simulation of Molecular and Mesoscopic Dynamics (PhD Program ...
P. Asinari, E. Chiavazzo
core   +1 more source