Mr. Ramith Hettiarachchi Profile

Ramith Hettiarachchi

at Harvard Univ

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Publications (3)

Proceedings Article | 13 March 2024 Presentation

All-optical phase retrieval microscope designed using differentiable microscopy

Kithmini Herath, Udith Haputhanthri, Ramith Hettiarachchi, Hasindu Kariyawasam, Raja Ahmad, Azeem Ahmad, Balpreet Ahluwalia, Chamira U. Edussooriya, Dushan Wadduwage

Proceedings Volume PC12857, PC128570P (2024) https://doi.org/10.1117/12.3002933

KEYWORDS: Microscopy, Education and training, Optical design, Quantization, Fabrication, Tunable filters, Design and modelling, Imaging systems, Optical filters, Interferometry

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Proceedings Article | 16 March 2023 Presentation

From hours to seconds: towards 100x faster quantitative phase imaging via differentiable microscopy (Conference Presentation)

Udith Haputhanthri, Kithmini Herath, Ramith Hettiarachchi, Hasindu Kariyawasam, Azeem Ahmad, Balpreet Ahluwalia, Chamira U. Edussooriya, Dushan Wadduwage

Proceedings Volume PC12389, PC1238909 (2023) https://doi.org/10.1117/12.2651582

KEYWORDS: Microscopy, Phase imaging, Optical sensors, Image compression, Reconstruction algorithms, Optical components, Objectives, Neural networks, Transformers, Nanofabrication

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Proceedings Article | 16 March 2023 Presentation

Towards fabricating visible wavelength D2NNs through multi-level quantization for quantitative phase imaging (Conference Presentation)

Hasindu Kariyawasam, Ramith Hettiarachchi, Quansan Yang, Udith Haputhanthri, Kithmini Herath, Chamira Edussooriya, Edward Boyden, Peter So, Dushan Wadduwage

Proceedings Volume PC12389, PC123890C (2023) https://doi.org/10.1117/12.2651937

KEYWORDS: Quantization, Phase imaging, Microscopy, Fabrication, Process modeling, Neural networks, Machine learning, Chemical elements, Terahertz radiation, Object recognition

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