Results 61 to 70 of about 2,530,359 (310)

Investigation of Laser Ablation and Brush Pre‐Treatments for AlCu Cold Roll Bonding in Oxygen‐Free Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
It is shown that laser ablation pretreatment under oxygen‐free conditions enables copper–aluminium bonding at significantly lower deformation degrees and improved properties compared to mechanical brushing. Laser ablation further increases interface contact area and induces favourable residual stress states and microstructural compatibility ...
Khemais Barienti   +11 more
wiley   +1 more source

Optimizing Students’ Mental Health and Academic Performance: AI-Enhanced Life Crafting

open access: yesFrontiers in Psychology, 2020
One in three university students experiences mental health problems during their study. A similar percentage leaves higher education without obtaining the degree for which they enrolled.
Izaak Dekker   +8 more
doaj   +1 more source

Telescope Bibliographies: an Essential Component of Archival Data Management and Operations

open access: yes, 2012
Assessing the impact of astronomical facilities rests upon an evaluation of the scientific discoveries which their data have enabled. Telescope bibliographies, which link data products with the literature, provide a way to use bibliometrics as an impact ...
Accomazzi, Alberto   +3 more
core   +1 more source

Handbook of Establishing and Maintaining Oxygen‐Free Atmospheres

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents a practical framework for creating oxygen‐free atmospheres at ambient pressure using silane‐doped inert gases. The results show that ultra‐low oxygen levels and strongly reduced water content can be achieved through controlled silane dosing, drying systems, and sensor monitoring.
Sascha Jan Zimmermann   +3 more
wiley   +1 more source

Simulation-based evaluation of operating room management policies

open access: yesBMC Health Services Research, 2021
Background Since operating rooms are a major bottleneck resource and an important revenue driver in hospitals, it is important to use these resources efficiently.
Jan Schoenfelder   +5 more
doaj   +1 more source

Tailored Hierarchical Porous Copper Architectures via Three Dimensional Printing and Pressure‐less Sintering for Next‐Generation Lithium‐Metal Batteries

open access: yesAdvanced Engineering Materials, EarlyView.
A hierarchical porous copper current collector is fabricated via three‐dimensional printing combined with pressureless sintering to stabilize lithium metal anodes. The interconnected architecture lowers local current density, guides uniform Li deposition within pores, and suppresses dendrite growth.
Alok Kumar Mishra, Mukul Shukla
wiley   +1 more source

Experimental Detection of Spur Gear Eccentricity Severity Through Denoised FFT and STFT Analysis [PDF]

open access: yesEPJ Web of Conferences
Eccentricity in spur gears commonly results from manufacturing tolerances and assembly errors, generating periodic geometric deviations that affect gear-mesh dynamics and vibration signatures.
Sigonde Vhahangwele Colleen   +3 more
doaj   +1 more source

Dynamic Testing of Cold Gas Sprayed Bipolar Plates–Porous Transport Layer Coating System in Proton Exchange Membrane Water Electrolysis

open access: yesAdvanced Engineering Materials, EarlyView.
Through direct application of porous transport layer (PTL) on the bipolar plate (BPP) with thermal spraying, the interfacial contact resistance is improved. With the cold gas sprayed BPP–PTL coating system, a proton exchange membrane water electrolysis cell with a cell voltage of Ucell = 1.9 V can be operated up to i = 2.5 A/cm2 in a dynamic mode ...
Kirsten Bobzin   +5 more
wiley   +1 more source

The concept of interoperability in call centres and its associated benefits

open access: yesSouth African Journal of Information Management
Background: Call centres, operating for over two decades and using human agents or self-help options, remain essential in customer service but struggle with fragmented information systems.
Michael H. Berning   +2 more
doaj   +1 more source

Analyzing the capability-attractiveness of Internet of Things technology applications in the food industry [PDF]

open access: yesMuṭāli̒āt-i Mudīriyyat-i Ṣan̒atī
The food industry has been transformed by the Fourth Industrial Revolution, particularly through the application of the Internet of Things (IoT).
Bahareh Deljoo   +3 more
doaj   +1 more source

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