Results 21 to 30 of about 17,824 (316)

Uporaba avtonomno vodenega vozila za oskrbo robotskih celic z izdelki

open access: yesVentil
This paper presents the use of an Automated Guided Vehicle (AGV) for supplying robotic cells with products at LTH Castings d.o.o., a company that has been successfully expanding its business for many years while placing strong emphasis on investments in ...
Maria Yakimovska, Vinko Drev
doaj   +1 more source

The influence of heat treatment on the structural phase state and durometric properties of small-sized castings from a copper alloy Cu-Cr-Al

open access: yesЛитьë и металлургия, 2020
The effect of heat treatment on the structural-phase state and hardness of small-sized castings made from the Cu-Cr-Al copper alloy obtained by casting in a water-cooled metal mold is studied.
E. I. Marukovich   +4 more
doaj   +1 more source

Modelling of liquid metal flow and oxide film defects in filling of aluminium alloy castings [PDF]

open access: yes, 2012
The liquid metal flow behaviours in different runner system designs have important effects on the mechanical strength of aluminium alloy castings. In this paper, a new model has been developed which is a two-dimensional program using a finite difference ...
Jolly, Mark R.   +3 more
core   +1 more source

Entrained defects and mechanical properties of aluminium castings [PDF]

open access: yes, 2023
The presence of entrained double oxide films, known as bifilms, has been identified as a contributing factor to the variability in mechanical properties observed in aluminium castings.
El-Sayed, M., Essa, K., Hassanin, H.
core  

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

Causes and Demonstration of Thermal Stress in Castings Made from Gray Iron

open access: yesThermo
Cast iron is a longtime reliable material for the production of heat-treated stressed castings, i.e., those that are long, are cyclically heated, and heat-stressed. The durability of thermally stressed castings used in practice is dependent on the choice
Peter Futas   +5 more
doaj   +1 more source

Patient therapy outcome modeling in cancer organoids is improved by cancer‐associated fibroblasts and organoid assembly convolution

open access: yesMolecular Oncology, EarlyView.
Patient‐derived organoids (PDOs) from pancreatic, colorectal, and gastric cancers were used to evaluate standard and experimental therapies. Incorporating cancer‐associated fibroblasts (CAFs) into organoid cultures improved patient therapy outcome prediction.
Marcin Grochowski   +12 more
wiley   +1 more source

Metallurgy in the territory of present-day Croatia

open access: yesStudia Lexicographica
Metallurgy is by far the oldest technical discipline and one of the fields of technical sciences. According to archaeological findings, metallurgical activity in the territory of present- day Croatia has been ongoing for over 6,000 years, having ...
Mirko Gojić
doaj   +1 more source

Surface oxide film entrainment mechanisms in shape casting running systems [PDF]

open access: yes, 2009
During the transient phase of filling a casting running system, surface turbulence can cause the entrainment of oxide films into the bulk liquid. Research has shown that these are detrimental to the material’s integrity.
Green, N. R.   +8 more
core   +1 more source

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