professor at KAIST | cofounder/CTO of @TomocubeInc. | advisor, The Wave Talk Inc. | biomedical optics | microscopy | physics | waves | biotech

Daejeon, Republic of Korea
Join us in Hong Kong for the 6th QPI Symposium! 🇭🇰 📅 20 Nov 2026 📍 CUHK 🎤 Invited speakers: Nicholas Durr, Yuan Luo, Kevin Tsia, Kenneth K. Y. Wong Yongsoo Yang 📝 Poster abstracts due 30 Oct 🎟️ Free registration Register: forms.gle/XYUY5wwuBPstPwc39 Info: bmol.kaist.ac.kr/qpi-symposi…
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Deep inside a living heart organoid. Unstained. In 3D. At @Tomocubeinc, we keep pushing beyond our own imaging limits. Imaging depth held you back? Get in touch to test your organoids before our next product launches. tomocube.com/send-your-organ… #Organoids #Tomocube
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논문 쓸 때 알았더라면 좋았을 것들 is selected as a 2026 Sejong Book. A year old, 4th printing, and the first title to sell out at the KAIST shop. Everything I wish I'd known about writing papers — write the conclusion first, design figures before text Grateful it's been useful.
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Embryo selection today rests on 2D morphology and the embryologist's eye. #Holotomography lets us measure refractive index — and therefore dry mass — in 3D, in living oocytes and embryos, without labels or fixation.
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Congratulations to Dr. Chungha Lee, @BKaist! Proud of the team, and grateful to our partners at CHA Bundang, Avenues, and @Tomocubeinc . #Holotomography #IVF #ESHRE2026 #KAIST
KAIST researchers developed a non-invasive 3D imaging approach that tracks live oocytes and embryos over time. Dr. Chungha Lee received the ESHRE 2026 Basic Science Award. #KAIST #IVF #ESHRE2026
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📢 Call for Papers — Quantitative Phase Imaging XIII @SPIEtweets Photonics West 2027 (San Francisco, 30 Jan–4 Feb). 🗓 Abstract deadline: 22 July 2026 (site stays open ~1 week more) 👉 spie.org/BO506 submit your latest QPI work & share widely! #QPI #BiomedicalOptics
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Great to welcome @FredSangyeon back to my lab. From undergraduate researcher in my group to HMS faculty, he is now moving to Rice to expand pioneering work on ultra-small lasers for bio/medical applications. PhD candidates and early postdocs—reach out!
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A heartfelt surprise at #OpticaBiophotonics26. The Michael Feld Biophotonics Award ceremony was originally planned for September, but since I could not attend, @OpticaWorldwide kindly arranged a special moment during the plenary. Deeply grateful to optica and the committee.
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Thrilled to announce our new publication! We introduce iDTT, a technique to map 3D optical “fingerprints” of materials. More stable than laser-based methods, it enables non-destructive 3D analysis for applications from materials science to biomedicine. nature.com/articles/s41566-0…
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A compelling step toward quantitative immune signaling. Great to see @Tomocubeinc holotomography used for live-cell analysis. 👏
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Honored to receive the 2026 Michael S. Feld Biophotonics Award from @OpticaWorldwide Grateful to my students, collaborators, and colleagues at KAIST and Tomocube. Biophotonics continues to reveal new dimensions of life through light—especially in quantitative phase imaging.
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Great to see the next generation rising in Quantitative Phase Imaging at SPIE Photonics West (San Francisco). 🏆 Gabriel Popescu Award: Hyobin Cho (UT Austin) 🥇 Best Presentation Awards: Joshua F. Lerner (Duke) and Zih-Ying Fu (Georgia Tech)
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Outstanding science, fair selection, and a powerful reminder of Gabriel Popescu’s legacy in empowering young researchers. Please support the Gabriel Popescu Foundation 👉 gabrielpopescufoundation.org #QPI #PhotonicsWest #YoungResearchers
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New Cell paper from Markus Basan lab (Harvard Medical School) using @Tomocubeinc holotomography Shows how label-free biomass density measurement unlocks quantitative biology in live cells. Beyond imaging. once unimaginable is now experimentally possible. #Tomocube
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Reviewed 64 HT papers published in 2025 and mapped where the field is heading. HT has moved beyond niche imaging → now a label-free 3D phenotyping platform across cell biology, organoids, pathology & infection, increasingly powered by AI. 👉 arxiv.org/abs/2601.02611
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