Results 71 to 80 of about 59,397 (305)

The Influence of Overheating Temperature on the Shape Change of Primary Silicon Crystals and the Mechanical Properties of AlSi17 Alloy [PDF]

open access: yesArchives of Foundry Engineering
The article presents the concept of overheating the liquid AlSi17 alloy significantly above the Tliq. temperature, holding it at this temperature for a specified time, and casting it into two moulds with different cooling rates: a bentonite-based sand ...
K.K. Hillebrandt-Szymańska   +1 more
doaj   +1 more source

Multi‐Scale Interface Engineering of MXenes for Multifunctional Sensory Systems

open access: yesAdvanced Functional Materials, EarlyView.
MXenes, as two‐dimensional transition metal carbides and nitrides, demonstrate remarkable capabilities for multifunctional sensing applications. This review systematically examines multi‐scale interface engineering approaches that enhance sensing performance, enable diverse detection functionalities, and improve system‐level compatibility in MXene ...
Jiaying Liao, Sin‐Yi Pang, Jianhua Hao
wiley   +1 more source

Identification of Heat Transfer Parameters for Gravity Sand Casting Simulations

open access: yesMachines
Gravity sand casting simulations require accurate modelling of heat transfer phenomena to reliably evaluate the expected quality of the produced parts. Average model parameters can be easily retrieved from a validated database.
Alberto Vergnano   +4 more
doaj   +1 more source

A knowledge based expert system for moulded part design [PDF]

open access: yes, 2007
In today's competitive market many consumer products are designed with complex curved shapes to meet customers' demands for styling and ergonomics. These styled products are commonly manufactured using moulding processes because they can produce a wide ...
Guenov, Marin, Lockett, Helen
core   +1 more source

A Novel Decellularized Fibrocartilage Graft Promotes Tympanic Membrane Repair

open access: yesAdvanced Healthcare Materials, EarlyView.
An off‐the‐shelf decellularized porcine meniscus fibrocartilage graft (MEND) is engineered for pediatric tympanoplasty. Featuring a microchannel architecture that promotes host cell invasion, MEND rapidly closes tympanic membrane perforations and fully remodels in vivo, outperforming fascia and matching cartilage grafts while avoiding donor‐site ...
Paul M. Gehret   +6 more
wiley   +1 more source

The study on the integration of Activity Based Costing (ABC) system and six-sigma principle [PDF]

open access: yes, 2005
Manufacturing organizations are facing much more challenges as compared to the earlier years. The important and crucial decisions have to be taken by the management in continuous basis in order to ensure the survival and competitiveness of company ...
Mohd. Rohani, Jafri   +1 more
core  

Laser‐Assisted Processing and Modification of Bioactive Glasses: A Review

open access: yesAdvanced Healthcare Materials, EarlyView.
Laser technologies provide powerful tools to process and transform bioactive glasses for advanced biomedical applications. This review discusses laser‐matter interaction mechanisms, laser surface engineering, and laser‐assisted fabrication of scaffolds and nanofibers.
Antonio Riveiro   +8 more
wiley   +1 more source

Studi Penambahan Gula Tetes Pada Cetakan Pasir Terhadap Kuantitas Cacat Blow-hole [PDF]

open access: yes, 2003
Previous research result shows that adding some amounting molasses into sand mould could increase its re-USAbility. However, the humidity of sand mould will increase if molasses are excessively used.
Purbowo, T. (Tedy), Tjitro, S. (Soejono)
core  

Enhanced Human Antigen‐Specific B Cell Responses Using In Vitro 3D Tonsil Cultures Containing Stromal Cells

open access: yesAdvanced Healthcare Materials, EarlyView.
We developed a fully human 3D tonsil cell culture system incorporating supportive stromal cells that better sustains and activates immune cells than conventional methods. The model generates stronger, more targeted antibody responses to viral antigens and vaccines, providing a physiologically relevant and entirely human platform for studying immune ...
Maaike V. J. Braham   +11 more
wiley   +1 more source

Modeling and simulation of standalone hybrid PV-wind renewable energy system base case study: Iraq [PDF]

open access: yes, 2019
Energy is very important for countries growth and economy. The global warning of using fossil fuel to generate electricity increase which plays an important role to increase the demand for renewable energy to generate electricity. Renewable energy is the
Hussein Abed, Abo Alwez Mustafa
core  

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