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Planul National de Cercetare, Dezvoltare si Inovare

PN - II - ID - PCE - 2007 - 1

Constrained recovery applications of Fe-(Mn, Ni)-Si-based shape memory alloys, with controlled properties by nanostructural changes at the level of martensite and austenitic matrix

Ciprian LOHAN

Disertation paper, defended within the master course Advanced Materials and Experimental Analysis Techniques: Study of internal friction at Fe-17 % Mn steel , under the scientific guidance of the project director.

PhD trainee, registered in the first year, at the Doctoral School of the GHEORGHE ASACHI Technical University from Iasi, in the domain of Materials Science and Engineering, in 2006. Under the scientific guidance of Prof.dr.ing.Corneliu Munteanu he will elaborate the PhD thesis entitled Contributions to the study of the transformations produced in iron based alloys during the development of constrained recovery shape memory alloys .

Within the project he is involved in the following activities (according to section 12.1. Workplan. Objectives and activities, Annex 5) :

In 2007: 1.1 Setting compositions and work temperatures ; 1.2 Dosing the chemical composition; 1.3 Crucible selection; 1.4 Ingot elaboration; 1.6 Writing the annual self-evaluation report

In 2008 100 % involvement : : 1.1 Determining chemical composition; 1.2 Quantitative and qualitative analysis of metallographic structure ; 1.3 Determining critical temperatures; 1.4 Determining tensile behavior; 1.5 Analysis of constrained recovery SME; 2.1 Setting primary HT parameters; 2.2 Applling primary HT; 3.1 Checking chemical homogenity; 3.2 Quantitative and qualitative analysis of metallographic structure; 3.3 Determining critical temperatures; 3.4 Determining tensile behavior; 3.5 Analysis of constrained recovery SME; 4.1 Analyzing the content and sending the acceptance for contributions ; 4.2 Editing workshop proceedings; 4.3 Sustaining and advertising the workshop on its webpage ; 4.4 Writing the annual self-evaluation report

In 2009 100 % involvement : 1.1 Setting plastic deformation parameters; 1.2 Applying hot forging; 1.3 Applying hot rolling; 1.4 Applying cold rolling; 1.5 Platic deformation in ultrasonic field; 2.1 Quantitative and qualitative analysis of metallographic structure; 2.2 Determining critical temperatures; 2.3 Determining tensile behavior; 2.4 Analysis of constrained recovery SME; 3.1 Setting SHT parameters; 3.2 Applying SHT; 3.3 Applying controlled plastic deformation for producing ε stress induced martensite ; 4.1 Quantitative and qualitative analysis of metallographic structure; 4.2 Determining critical temperatures; 4.3 Determining tensile behavior; 4.4 Analysis of constrained recovery SME; 5.1 Analyzing the content and sending the acceptance for contributions ; 5.2 Editing workshop proceedings

In 2010: 1.1 Determining the constructive shapes of coupling/ fixing elements; 1.2 Inducing by machining the determined shapes; 1.3 Welding the coupling/ fixing elements; 2.1 Determining the fixing force developed by the elements for coupling/ fixing; 2.2 Hydraulic test of the coupling; 2.4 Writing the annual self-evaluation report .

 

 

 

 

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