Results 51 to 60 of about 4,338 (236)

pycalphad: CALPHAD-based Computational Thermodynamics in Python

open access: yesJournal of Open Research Software, 2017
The pycalphad software package is a free and open-source Python library for designing thermodynamic models, calculating phase diagrams and investigating phase equilibria using the CALPHAD method.
Richard Otis, Zi-Kui Liu
doaj   +1 more source

Uncertainty quantification and composition optimization for alloy additive manufacturing through a CALPHAD-based ICME framework

open access: yesnpj Computational Materials, 2020
During powder production, the pre-alloyed powder composition often deviates from the target composition leading to undesirable properties of additive manufacturing (AM) components.
Xin Wang, Wei Xiong
doaj   +1 more source

BSTS synthesis guided by CALPHAD approach for phase equilibria and process optimization

open access: yesScientific Reports, 2023
This work presents a new method for processing single-crystal semiconductors designed by a computational method to lower the process temperature.
Husain F. Alnaser, Taylor D. Sparks
doaj   +1 more source

Inverse Identification of Energy‐Dependent Laser Absorptivity in NiTi Laser Powder‐Bed Fusion via Calibrated Melt Pool Simulation

open access: yesAdvanced Engineering Materials, EarlyView.
A combined experimental–computational framework identifies energy‐dependent laser absorptivity for NiTi in laser powder‐bed fusion, applicable to conduction and transition modes. Single‐track experiments and thermofluid smoothed particle hydrodynamics simulations are coupled through inverse analysis of melt pool geometry.
Mohamadreza Afrasiabi   +3 more
wiley   +1 more source

Thermodynamics of Plutonium Monocarbide from Anharmonic and Relativistic Theory

open access: yesApplied Sciences, 2020
Thermodynamics of plutonium monocarbide is studied from first-principles theory that includes relativistic electronic structure and anharmonic lattice vibrations. Density-functional theory (DFT) is expanded to include orbital-orbital coupling in addition
Per Söderlind   +4 more
doaj   +1 more source

Experimental and thermodynamic description of ternary Bi-Cu-Ga system [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2017
Phase diagram of the Bi-Cu-Ga ternary system has been investigated experimentally with 27 alloys and analytically by using a Calphad method. Thirteen annealed alloys at 200°C were investigated by using scanning electron microscopy (SEM) with energy ...
Minić D.   +8 more
doaj   +1 more source

Unveiling a Bulk WTaV Multicomponent Alloy With Superior Thermal Properties and Manufacturability. [PDF]

open access: yesAdv Sci (Weinh)
ABSTRACT Many tungsten (W)‐based medium and high entropy alloys (HEA) demonstrate superior microstructural stability and enhanced mechanical properties as compared to pure W, effectively rendering them as viable candidate materials for extreme environments such as nuclear fusion, aerospace applications, and so on.
Robin IK   +11 more
europepmc   +2 more sources

Progress of CALPHAD

open access: yesMaterials Transactions, JIM, 1992
CALPHAD, Computer Calculation of Phase Diagrams, has made significantly accomplishments since 1970's. In this paper, some examples of phases diagrams obtained by the CALPHAD method are presented. Especially, the microstructure design based on CALPHAD for magnetic materials is reviewed.
openaire   +2 more sources

Advances in Magnesium‐Based Thermoelectrics: A Critical Review

open access: yesAdvanced Materials, EarlyView.
Magnesium‐based thermoelectric materials have emerged as promising candidates for low‐to‐mid‐temperature energy conversion due to their abundance, low cost, and competitive performance. This review summarizes recent advances in Mg3X2, MgAgSb, and Mg2X systems, covering transport mechanisms, fabrication strategies, stability challenges, and device ...
Li‐Min Zhang   +5 more
wiley   +1 more source

The third generation Calphad description of Al-C including revisions of pure Al and C

open access: yes, 2021
New descriptions of pure Al and liquid C were developed and used to describe the Al-C system for the third generation of Calphad databases. The stable phases of the elements are described with a single expression for the entire temperature range.
Kaplan, Bartek,   +3 more
core   +1 more source

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