Results 51 to 60 of about 836,888 (261)

Reflection of the Change in VAT Rates on Selected Household Expenditures in the Czech Republic and the Slovak Republic (2007–2013)

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2014
Member States of the European Union in the period of years 2007–2013 increased the rate of value added tax several times in an attempt to consolidate public budgets.
Jan Široký   +3 more
doaj   +1 more source

Productivity‐Driven Optimization of Laser Powder Bed Fusion Parameters for IN718 Superalloy: Process Control, Microstructure, and Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates how optimizing laser power, scanning speed, and hatching distance in laser powder bed fusion can boost the productivity of Inconel 718 manufacturing by up to 29% while maintaining mechanical integrity. The work delivers a validated process window and cost–time analysis, offering industry‐ready guidelines for efficient additive ...
Amir Behjat   +7 more
wiley   +1 more source

Affecting the Properties of Copper–Graphene Electroconductive Composite by Severe Plastic Deformation

open access: yesAdvanced Engineering Materials, EarlyView.
Copper‐based composites enhanced with carbon feature convenient mechanical properties and favorable electric conductivity. Processing via deformation and thermomechanical treatments can introduce advantageous microstructures further enhancing their performance. Herein, copper–graphene powder‐based composites are directly consolidated via rotary swaging
Radim Kocich   +3 more
wiley   +1 more source

Clinical Practice Guideline for Primary Lung Cancer(2022 Version)

open access: yesXiehe Yixue Zazhi, 2022
General Office of National Health Commission of the People's Republic of China
doaj   +1 more source

On German Unity

open access: yesScientia Militaria, 2012
On 3 October 1990 the division of Germany into two states came to an end. The German Democratic Republic (GDR) acceded to the Federal Republic of Germany and in doing so ceased to exist. This epoch-making event took place peacefully and in agreement with
H. Olboeter
doaj   +1 more source

Soft Mechanical‐Electrical Logic Using Liquid Metal‐Filled 3D‐Printed Architectures

open access: yesAdvanced Engineering Materials, EarlyView.
We present 3D‐printed soft mechanical–electrical logic elements that use liquid metal–filled silicone tubes actuated by thermoplastic polyurethane/polylactic acid (TPU/PLA) architectures to produce Boolean operations. Complementary normally open and normally closed unit cells perform repeatable binary transitions and can be combined into more complex ...
Christoph Lehmann   +2 more
wiley   +1 more source

The policy of the People's Republic of China on integration of the Xinjiang Uygur Autonomous Region: 1949–2018

open access: yesУченые записки Казанского университета: Серия Гуманитарные науки, 2018
The paper examines the issue of regional specificity of the Xinjiang Uygur Autonomous Region and analyzes the main stages of its integration into the People’s Republic of China.
V.A. Epstein, D.A. Bochkov
doaj  

The Foundation of the Armed Forces of the Republic of Croatia in 1991

open access: yesЄвропейські історичні студії, 2017
In this article the author regards a history of creating and organizing the regular Armed Forces of Croatian Republic in 1991. The main attention is focused on a land army – the Croatian Army, which was formed in September 1991 on the basis of the ...
Anatolii Demeshchuk
doaj   +1 more source

In Situ Micromechanical Study of Bimodal γ′–γ″ Precipitate Assemblies in Ni–Cr–Al–Nb Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
A Ni–Cr–Al–Nb superalloy with a bimodal γ′–γ″ precipitate distribution is developed. Composite precipitate assemblies form through heterogeneous nucleation, effectively impeding dislocation motion. Micropillar compression reveals high strength at room and elevated temperatures, governed by precipitate shearing, with coupled faulting mechanisms ...
Ujjval Bansal   +4 more
wiley   +1 more source

From Shear to Sound: Mechanics–Acoustics Mapping of TPMS Lattices

open access: yesAdvanced Engineering Materials, EarlyView.
Triply periodic minimal surface (TPMS) lattices are mapped across mechanical and acoustic performance, revealing that descriptors validated in compression fail under shear. First‐time comparison with trusses included. A transition from porous to resonance‐driven absorption emerges at 25% density.
Lucía Doyle   +3 more
wiley   +1 more source

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