Results 51 to 60 of about 478,788 (285)

Characterization of Defect Distribution in an Additively Manufactured AlSi10Mg as a Function of Processing Parameters and Correlations with Extreme Value Statistics

open access: yesAdvanced Engineering Materials, EarlyView.
Predicting extreme defects in additive manufacturing remains a key challenge limiting its structural reliability. This study proposes a statistical framework that integrates Extreme Value Theory with advanced process indicators to explore defect–process relationships and improve the estimation of critical defect sizes. The approach provides a basis for
Muhammad Muteeb Butt   +8 more
wiley   +1 more source

Grounded Theory as a General Research Methodology

open access: yesGrounded Theory Review: An International Journal, 2008
Since its inception over forty years ago, grounded theory has achieved canonical status in the research world (Locke, 2001, p.1). Qualitative researchers, in particular, have embraced grounded theory although often without sufficient scholarship in the ...
Judith A. Holton, Ph.D.
doaj   +2 more sources

A researcher's dilemma- philosphical and methodological pluralism [PDF]

open access: yes, 2004
In many research textbooks the distinction between qualitative and quantitative research is inadvertently linked with philosophical perspectives. This in essence creates a mutually exclusive relationship between method and philosophy.
Knox, KT
core  

Influence of Sample Preparation and Processing Procedures on the Thermal Diffusivity of MgO‐C Refractories

open access: yesAdvanced Engineering Materials, EarlyView.
The thermal diffusivity of MgO‐C refractories is highly sensitive to sample preparation and processing procedures. In this article, the effects of coking sequence, machining conditions, structural inhomogeneity, and graphite coating application on measurements using laser flash apparatus are systematically investigated.
Luyao Pan   +4 more
wiley   +1 more source

Qualitative and Quantitative Research

open access: yesGrounded Theory Review: An International Journal, 2008
The main point in the next two chapters is that the methodological literature is filled with references to the quantitative-qualitative conflict or opposition.
Barney G. Glaser, Ph.D., Hon. Ph.D.
doaj  

Research Design and Major Issues in Developing Dynamic Theories by Secondary Analysis of Qualitative Data

open access: yesSystems, 2019
This article discusses the use of the Grounded Theory approach to the analysis of qualitative data to develop dynamic theories. The main objective of the article is to explore the major issues in bringing Grounded Theory and System Dynamics approaches ...
Bahadir K. Akcam   +2 more
doaj   +1 more source

Effect of Laser Deoxidation on Adhesive‐Bonded Aluminum in an Oxygen‐Free Atmosphere

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser ablation of aluminum under oxygen‐free conditions. The goal is to produce oxide‐free substrates that enable improved adhesive bonding with epoxy. Optimized laser parameters (90% overlap, 300 µJ) combined with oxide‐free substrates result in the highest tensile strength of the adhesive bond.
Sandra Gerland   +5 more
wiley   +1 more source

Designing and Validation of Social Entrepreneurship Model for Higher Education in Iran [PDF]

open access: yesپژوهش در نظام‌های آموزشی, 2021
The present study was conducted to design and validate a model for social entrepreneurship of higher education in Iran. This study was conducted using a Mixed Method. In the qualitative part of this study, a questionnaire was designed using the method of
Danial Davoudirad   +2 more
doaj  

Investigation of Thermo‐Chemical Processes in Commercial MgO‐C Refractory Bricks With and Without MgO‐C Recyclate at Elevated Temperatures

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates thermo‐chemical processes during high‐temperature testing of two commercial MgO‐C brick grades, one containing 47.5 wt.% MgO‐C recyclate. Using ETV, DTA/TG‐MS, XRD, and SEM/EDS/EBSD, mechanisms such as carbothermal reduction of magnesia, impurity incorporation into the secondary MgO surface layer, and calcium‐rich phase ...
Alexander Schramm   +6 more
wiley   +1 more source

From the Editor

open access: yesGrounded Theory Review: An International Journal, 2007
This issue of the Review combines a strong focus on classic grounded theory methodology with our continued practice of featuring the work of novice grounded theorists.
Judith A. Holton
doaj  

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