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Dr.-Ing. Semiramis Friedrich

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Group leader, lecturer, senior researcher

RWTH Aachen University

Germany

Research Interests

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About

Dr.-Ing. Semiramis Friedrich is a Group Leader, Lecturer, and Senior Researcher at RWTH Aachen University in Germany. Her research areas focus on advanced purification methods and processes for non-metallic inclusions in aluminum and tellurium, as well as the synthesis of high-purity aluminum and magnesium. Recent articles authored by Dr. Friedrich include studies on hydrogen reduction processes and the effectiveness of crystallization techniques in material refinement.

Recent Grants

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Stipendium zur Promotion

Open Date: 2005-08-01

Close Date: 2009-01-01

Articles (17)

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2026

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2020

Collaborators (2)

Moritz Eickhoff

RWTH Aachen University

GERMANY

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Bernd Friedrich

Chair and director of corresponding institute (IME)

RWTH Aachen University

GERMANY

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Dr.-Ing. Semiramis Friedrich

Research Interests

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About

Recent Grants

Articles (17)

Non-isothermal reduction of TeO2 by hydrogen: Integrated distributed-activation-energy-model (DAEM)-shrinking-core-model (SCM) kinetic modeling and enthalpy-entropy compensation analysis

A novel fractional crystalisation-based method for the purification of tellurium to 5 N purity

A novel upcycling strategy to Al alloys: Si removal via Mg-assisted suspension based fractional crystallization

Advances in non-metallic inclusion removal from aluminum melts towards cleaner and higher-performance materials

Hydrogen Reduction of Tellurium Oxide in a Rotary Kiln, Initial Approaches for a Sustainable Process

Design and Experimental Validation of a Gas-Flow-Optimised Reactor for the Hydrogen Reduction of Tellurium Oxide

Purification principles and methodologies to produce high-purity tellurium

Experimental and Numerical Investigation of a Solidification-Based Aluminum-Cooled Finger Refinement Process From Micro to Macro-Scale

Purification of the Al2Cu intermetallic compound via zone melting crystallization technique

Static Crystallization, an Alternative Methodology for Synthesis of High-Purity Aluminum

The Separation Behavior of Impurities in the Purification of High-Purity Magnesium via Vacuum Distillation

The Effectiveness of Cooled-Finger and Vacuum Distillation Processes in View of the Removal of Fe, Si and Zn from Aluminium

Feasibility of Employing the Cooled Finger, a Fractional Crystallization Method for the Purification of Magnesium

High- and Ultra-High-Purity Aluminum, a Review on Technical Production Methodologies

Alternative fractional crystallization-based methods to produce high-purity aluminum

The Influence of Initial Purity Level on the Refining Efficiency of Aluminum via Zone Refining

Numerical and Experimental Investigation of Germanium Refining via Fractional Crystallization Based Innovative Rotary Cooling Device

Collaborators (2)

Moritz Eickhoff

Bernd Friedrich

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