Scatterometry—fast and robust measurements of nano-textured surfaces

MH Madsen, PE Hansen - Surface Topography: Metrology and …, 2016 - iopscience.iop.org
Scatterometry is a fast, precise and low cost way to determine the mean pitch and
dimensional parameters of periodic structures with lateral resolution of a few nanometer. It is …

Advances in the atomic force microscopy for critical dimension metrology

D Hussain, K Ahmad, J Song… - Measurement Science and …, 2016 - iopscience.iop.org
Downscaling, miniaturization and 3D staking of the micro/nano devices are burgeoning
phenomena in the semiconductor industry which have posed sophisticated challenges in …

Invertible neural networks versus MCMC for posterior reconstruction in grazing incidence X-ray fluorescence

A Andrle, N Farchmin, P Hagemann… - … Conference on Scale …, 2021 - Springer
Grazing incidence X-ray fluorescence is a non-destructive technique for analyzing the
geometry and compositional parameters of nanostructures appearing eg in computer chips …

Applicability of the Debye-Waller damping factor for the determination of the line-edge roughness of lamellar gratings

A Fernández Herrero, M Pflüger, J Probst, F Scholze… - Optics …, 2019 - opg.optica.org
Periodic nanostructures are fundamental elements in optical instrumentation as well as
basis structures in integrated electronic circuits. Decreasing sizes and increasing complexity …

Metrology methods, metrology apparatus and device manufacturing method

R Quintanilha, S Danylyuk - US Patent 10,067,074, 2018 - Google Patents
A lithographic manufacturing system produces periodic structures with feature sizes less
than 10 nm and a direction of periodicity (D). A beam of radiation (1904) having a range of …

Bayesian approach to determine critical dimensions from scatterometric measurements

S Heidenreich, H Gross, M Bär - Metrologia, 2018 - iopscience.iop.org
Supplement one of the'Guide to the Expression of Uncertainties in Measurements
(GUM)'recommends to estimate measurement uncertainties by Monte Carlo calculations. For …

Analysis of line-edge roughness using EUV scatterometry

A Fernández Herrero, F Scholze, G Dai… - Nanomanufacturing and …, 2022 - Springer
Smaller and more complex three-dimensional periodic nanostructures are part of the next
generation of integrated electronic circuits. Additionally, decreasing the dimensions of …

Bayesian approach to the statistical inverse problem of scatterometry: Comparison of three surrogate models

S Heidenreich, H Gross, M Bar - International Journal for …, 2015 - dl.begellhouse.com
Scatterometry provides a fast indirect optical method for the determination of grating
geometry parameters of photomasks and is used in mask metrology. To obtain a desired …

Efficient Bayesian inversion for shape reconstruction of lithography masks

N Farchmin, M Hammerschmidt… - Journal of Micro …, 2020 - spiedigitallibrary.org
Background: Scatterometry is a fast, indirect, and nondestructive optical method for quality
control in the production of lithography masks. To solve the inverse problem in compliance …

Virtual experiments for the assessment of data analysis and uncertainty quantification methods in scatterometry

G Kok, M van Dijk, G Wübbeler, C Elster - Metrologia, 2023 - iopscience.iop.org
Geometrical dimensions in nanostructures can be determined through indirect optical
measurements carried out by a scatterometer. This includes solving a non-linear regression …