Results 131 to 140 of about 1,737,991 (333)

Nitride‐Reinforced Metal Matrix Nanocomposite Powders Production by Plasma‐Assisted Thermochemical Treatment of Intermetallic Powders

open access: yesAdvanced Engineering Materials, EarlyView.
This study proposes a new methodology for producing metal matrix nanocomposites in the solid state. The process involves the plasma‐assisted thermochemical treatment of metallic alloy powders. As a proof‐of‐concept, TiN nanoparticles are synthesized directly on the surface of FeTi intermetallic powder particles, enabling the development of the ...
Deivison Daros Paim   +4 more
wiley   +1 more source

Healthcare Supply Chain Reliability: The Case of Medical Air Transport. [PDF]

open access: yesInt J Environ Res Public Health, 2022
Skowron-Grabowska B   +5 more
europepmc   +1 more source

Transport modal choice by multinational firms : firm-level evidence from Southeast Asia [PDF]

open access: yes
We examine transport modal decision by multinational firms to shed light on the role of freight logistics in multinational activity. Using a firm-level survey in Southeast Asia, we show that foreign ownership has a significantly positive and ...
Hayakawa, Kazunobu   +2 more
core  

Interaction between Molten Al‐Killed Mn–B Steel and Carbon‐Bonded MgO Refractories Based on Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
High‐temperature interactions between low‐sulfur Al‐killed Mn–B steel and MgO–C refractories (0 and 50 wt% recyclates) are studied via finger immersion tests (1600 °C). Surface‐active elements influence infiltration. MgO/CaS layer forms, along with spinel and calcium silicate.
Matheus Roberto Bellé   +5 more
wiley   +1 more source

Patterns of US air transport across the economic unevenness of 2003–2013 [PDF]

open access: gold, 2016
Kurt Fuellhart   +3 more
openalex   +1 more source

Highspeed Air Transport [PDF]

open access: yes, 2013
Tato bakalářská práce podává ucelený přehled o vysokorychlostní letecké dopravě, která byla a pravděpodobně i bude nezanedbatelnou součástí letecké osobní přepravy.
Kincová, Daniela
core  

Screen‐Printed Flexible Piezoelectric Force Sensor Array with Electromagnetic Interference Shielding

open access: yesAdvanced Engineering Materials, EarlyView.
This article introduces a flexible screen‐printed piezoelectric sensor array designed for low‐frequency healthcare applications such as tactile sensing and cardiovascular monitoring. The device integrates interface electronics enabling the simultaneous acquisition of up to 128 signals, along with flexible EMI shielding that significantly reduces noise ...
Joseph Faudou   +6 more
wiley   +1 more source

Solving Transport Infrastructure Investment Project Selection and Scheduling Using Genetic Algorithms

open access: yesMathematics
The development of transport infrastructure is crucial for economic growth, social connectivity, and sustainable development. Many countries have historically underinvested in transport infrastructure, necessitating more efficient strategic planning in ...
Karel Ječmen   +2 more
doaj   +1 more source

Effect of public transport strikes on air pollution levels in Barcelona (Spain)

open access: hybrid, 2017
Xavier Basagaña   +6 more
openalex   +1 more source

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