Search Results for author: Stefan Sandfeld

Found 11 papers, 0 papers with code

Self-Supervised Learning in Electron Microscopy: Towards a Foundation Model for Advanced Image Analysis

no code implementations28 Feb 2024 Bashir Kazimi, Karina Ruzaeva, Stefan Sandfeld

In this work, we explore the potential of self-supervised learning from unlabeled electron microscopy datasets, taking a step toward building a foundation model in this field.

Denoising Self-Supervised Learning +2

Combining unsupervised and supervised learning in microscopy enables defect analysis of a full 4H-SiC wafer

no code implementations20 Feb 2024 Binh Duong Nguyen, Johannes Steiner, Peter Wellmann, Stefan Sandfeld

Detecting and analyzing various defect types in semiconductor materials is an important prerequisite for understanding the underlying mechanisms as well as tailoring the production processes.

object-detection Object Detection +1

DISO: A Domain Ontology for Modeling Dislocations in Crystalline Materials

no code implementations4 Jan 2024 Ahmad Zainul Ihsan, Said Fathalla, Stefan Sandfeld

Crystalline materials, such as metals and semiconductors, nearly always contain a special defect type called dislocation.

Machine learning for structure-guided materials and process design

no code implementations22 Dec 2023 Lukas Morand, Tarek Iraki, Johannes Dornheim, Stefan Sandfeld, Norbert Link, Dirk Helm

The second is to solve a process design problem that is to find an optimal processing path to manufacture these material structures.

Multi-Task Learning

A Generative Model for Accelerated Inverse Modelling Using a Novel Embedding for Continuous Variables

no code implementations19 Nov 2023 Sébastien Bompas, Stefan Sandfeld

In materials science, the challenge of rapid prototyping materials with desired properties often involves extensive experimentation to find suitable microstructures.

Modeling Dislocation Dynamics Data Using Semantic Web Technologies

no code implementations13 Sep 2023 Ahmad Zainul Ihsan, Said Fathalla, Stefan Sandfeld

Research in the field of Materials Science and Engineering focuses on the design, synthesis, properties, and performance of materials.

Design Synthesis

Instance Segmentation of Dislocations in TEM Images

no code implementations7 Sep 2023 Karina Ruzaeva, Kishan Govind, Marc Legros, Stefan Sandfeld

In the domain of materials science, the knowledge about the location and movement of dislocations is important for creating novel materials with superior properties.

Instance Segmentation Segmentation +1

Efficient Surrogate Models for Materials Science Simulations: Machine Learning-based Prediction of Microstructure Properties

no code implementations1 Sep 2023 Binh Duong Nguyen, Pavlo Potapenko, Aytekin Dermici, Kishan Govind, Sébastien Bompas, Stefan Sandfeld

Determining, understanding, and predicting the so-called structure-property relation is an important task in many scientific disciplines, such as chemistry, biology, meteorology, physics, engineering, and materials science.

Deep Learning of Crystalline Defects from TEM images: A Solution for the Problem of "Never Enough Training Data"

no code implementations12 Jul 2023 Kishan Govind, Daniela Oliveros, Antonin Dlouhy, Marc Legros, Stefan Sandfeld

The analysis of individual video frames can provide useful insights but is limited by the capabilities of automated identification, digitization, and quantitative extraction of the dislocations as curved objects.

Automated analysis of continuum fields from atomistic simulations using statistical machine learning

no code implementations16 Jun 2022 Aruna Prakash, Stefan Sandfeld

Continuum scale constitutive models for material behavior can benefit from information on the atomic scale, in particular in terms of the deformation mechanisms, the accommodation of the total strain and partitioning of stress and strain fields in individual grains.

BIG-bench Machine Learning

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