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      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1432766377887-J3T0ORJKYOTVO8RQIA2X/image-asset.gif</image:loc>
      <image:title>Publications</image:title>
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    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1432766451745-624Y94H1FUAHA50E7AK1/image-asset.gif</image:loc>
      <image:title>Publications</image:title>
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    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1432766476074-NL6R4GMD6IOER76OZVIU/image-asset.gif</image:loc>
      <image:title>Publications</image:title>
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    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1432766512652-T5N53PX92GK855SQDTGW/image-asset.gif</image:loc>
      <image:title>Publications</image:title>
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  <url>
    <loc>http://obermeyer.cheme.columbia.edu/home</loc>
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    <priority>1.0</priority>
    <lastmod>2026-05-07</lastmod>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1778608178125-16GDB186U9RTJUQ4IZHZ/Screenshot%2B2026-05-12%2B134851.png</image:loc>
      <image:title>Home</image:title>
      <image:caption>Biggest of congrats to our four graduating seniors, Aashi, Dayana, Chase, and Rumeysa (left to right)!! We’re so excited to see all the amazing things you do! May 2026 (photo from Dec. 2025)</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1778172376827-3JCV4S7YRCTAPDC25XVE/IMG_6775.jpg</image:loc>
      <image:title>Home</image:title>
      <image:caption>Sharing science at the Spring 2026 ACS conference in Atlanta, GA! March 2026</image:caption>
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    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1767979487818-5JQTK2YASB19G32LS3CX/IMG_2910.jpg</image:loc>
      <image:title>Home</image:title>
      <image:caption>In lieu of a photo from the holiday potluck… December 2025</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1767979472739-RLCOBAPJGE4VVMCJ0G20/IMG_8221%2B%25281%2529.png</image:loc>
      <image:title>Home</image:title>
      <image:caption>Painting happy hour to flex our creative muscles! October 2025</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1767979438894-362XGC5VC7AC3YPGF00E/2025TieDye.png</image:loc>
      <image:title>Home</image:title>
      <image:caption>4th annual group tie dye, featuring some advanced rubber-band techniques! September 2025</image:caption>
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    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1755809287321-EG9J1YJ3V7IVOY69LAAQ/IMG_0680.jpg</image:loc>
      <image:title>Home</image:title>
      <image:caption>Had a great lab trip up to Rockefeller State Reserve! July 22, 2025</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/f15ef549-107d-46a0-be26-f54cfb57c4af/Aaron25.png</image:loc>
      <image:title>Home</image:title>
      <image:caption>Congratulations to Dr. Aaron Kidane for successfully defending his thesis! April 24, 2025</image:caption>
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    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/ba238b40-f9eb-41c4-8ad1-6d9dcc0c63e8/NishaFigure.png</image:loc>
      <image:title>Home</image:title>
      <image:caption>Congratulations to Dr. Nisha Modi for successfully defending her thesis! August 15, 2024</image:caption>
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  <url>
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    <lastmod>2024-01-31</lastmod>
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      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1469747560226-WF43VQTBGEQB8DDI6ADE/blue+books1.jpg</image:loc>
      <image:title>General Resources</image:title>
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  <url>
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    <lastmod>2026-05-07</lastmod>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1485927496806-NLO8TF7XWYAUMW70GON3/170127+group+photo-2.jpg</image:loc>
      <image:title>Postdocs</image:title>
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    <image:image>
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      <image:title>Postdocs</image:title>
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  <url>
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    <lastmod>2026-04-06</lastmod>
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      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1680268856545-M8T3BDXIAXVXXOVUV5W7/258A7055-2.jpg</image:loc>
      <image:title>Graduate Students</image:title>
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    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/eaffe9bd-448d-46a1-90a0-ab9fdc1a2ed5/S-Ahn.jpg</image:loc>
      <image:title>Graduate Students - Make it stand out</image:title>
      <image:caption>Whatever it is, the way you tell your story online can make all the difference.</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/2b249b3b-2ffe-4a47-9fb8-db680e0fb212/femke2025_2</image:loc>
      <image:title>Graduate Students - Make it stand out</image:title>
      <image:caption>Whatever it is, the way you tell your story online can make all the difference.</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/b2c5e3b9-d914-4188-9501-824498e56897/J-Liao.jpg</image:loc>
      <image:title>Graduate Students - Make it stand out</image:title>
      <image:caption>Whatever it is, the way you tell your story online can make all the difference.</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/8c7c8cd4-fd58-4331-8d29-67cde4ea5a65/Natalie2025</image:loc>
      <image:title>Graduate Students</image:title>
      <image:caption>Whatever it is, the way you tell your story online can make all the difference.</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/edfcca6c-f1fe-481a-81f8-bf8084a88159/IMG_4719.jpg</image:loc>
      <image:title>Graduate Students - Make it stand out</image:title>
      <image:caption>Whatever it is, the way you tell your story online can make all the difference.</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/6cd93985-361d-4f52-a122-896680a32e6a/B-Pitt.jpg</image:loc>
      <image:title>Graduate Students - Make it stand out</image:title>
      <image:caption>Whatever it is, the way you tell your story online can make all the difference.</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/613525a4-dde7-4135-becf-cf9983eacc69/Cindy_2023.png</image:loc>
      <image:title>Graduate Students - Make it stand out</image:title>
      <image:caption>Whatever it is, the way you tell your story online can make all the difference.</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1487779187590-1YSI2DIG4WDCDBIC5LFD/image-asset.jpeg</image:loc>
      <image:title>Graduate Students</image:title>
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  <url>
    <loc>http://obermeyer.cheme.columbia.edu/undergrads</loc>
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      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1565623954349-3XZ115SF1X1NPPX1EF8P/LRG_DSC02212.jpg</image:loc>
      <image:title>Undergrads</image:title>
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    <image:image>
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      <image:title>Undergrads - Make it stand out</image:title>
      <image:caption>Whatever it is, the way you tell your story online can make all the difference.</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/13402113-986f-43f6-a5f1-87602fd9412e/Dayana_2024.jpg</image:loc>
      <image:title>Undergrads - Make it stand out</image:title>
      <image:caption>Whatever it is, the way you tell your story online can make all the difference.</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/83caf78a-8225-42a3-b42e-cb858d70058b/Screenshot+2024-01-30+214852.png</image:loc>
      <image:title>Undergrads - Make it stand out</image:title>
      <image:caption>Whatever it is, the way you tell your story online can make all the difference.</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/841f75a5-6df7-4fdf-959f-b1eabceb6bd5/chase_2024.jpg</image:loc>
      <image:title>Undergrads - Make it stand out</image:title>
      <image:caption>Whatever it is, the way you tell your story online can make all the difference.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>http://obermeyer.cheme.columbia.edu/principal-investigator</loc>
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    <lastmod>2025-05-01</lastmod>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1512341803788-GCAAB77XV6NDAVYHBGC7/new+group+photo.jpg</image:loc>
      <image:title>Allie Obermeyer</image:title>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1551134549844-NMGX0XTG6FTW4QSSX9KL/Obermeyer_Allie.jpg</image:loc>
      <image:title>Allie Obermeyer</image:title>
    </image:image>
  </url>
  <url>
    <loc>http://obermeyer.cheme.columbia.edu/complex-coacervates</loc>
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    <priority>0.75</priority>
    <lastmod>2026-04-23</lastmod>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1694617113655-ZKCH8ORAWKQNXG23SDLM/fun_drops_RSF.jpg</image:loc>
      <image:title>Complex Coacervates</image:title>
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    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1469750215093-LWK5QWUK7FXINBDGZIL4/image-asset.png</image:loc>
      <image:title>Complex Coacervates</image:title>
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    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1513871762639-ESUS891233XDZ2WYKJ2S/image-asset.png</image:loc>
      <image:title>Complex Coacervates</image:title>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1551134840424-TSI1JYIDETCVX6OO70T8/2018+Kapelner+Chemical+Science+_TOC+Image.jpg</image:loc>
      <image:title>Complex Coacervates</image:title>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1565706365609-WZ1BIU5VTHB2VPQQWVH1/image-asset.jpeg</image:loc>
      <image:title>Complex Coacervates</image:title>
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    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1618350598767-GKGQYRNRWLDZV8TXKQR3/TOC+Image+copy.jpg</image:loc>
      <image:title>Complex Coacervates - Make it stand out</image:title>
      <image:caption>Whatever it is, the way you tell your story online can make all the difference.</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/82a589f8-36c5-4950-abe2-6f38aaa2ea8b/2022+Chem+Sci+TOC.jpeg</image:loc>
      <image:title>Complex Coacervates - Make it stand out</image:title>
      <image:caption>Whatever it is, the way you tell your story online can make all the difference.</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/b6f9113e-c7a5-4c12-9de0-83c893695b28/final_TOC+image+v2.png</image:loc>
      <image:title>Complex Coacervates - Make it stand out</image:title>
      <image:caption>Whatever it is, the way you tell your story online can make all the difference.</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/0d3f65e6-cf9c-4b62-8321-1ef5ac1b0c2c/Nisha+TOC.jpeg</image:loc>
      <image:title>Complex Coacervates - Make it stand out</image:title>
      <image:caption>Whatever it is, the way you tell your story online can make all the difference.</image:caption>
    </image:image>
  </url>
  <url>
    <loc>http://obermeyer.cheme.columbia.edu/overview</loc>
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    <priority>0.75</priority>
    <lastmod>2023-09-12</lastmod>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1487778672018-NDFVT8488TP2GP0O76Z6/website_colorful+protein.png</image:loc>
      <image:title>Overview</image:title>
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  </url>
  <url>
    <loc>http://obermeyer.cheme.columbia.edu/alumni</loc>
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    <priority>0.75</priority>
    <lastmod>2026-05-07</lastmod>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1694617214632-7NAWGC5R0WIDXCPUWFVH/2022-10-19+Group+Photo.jpeg</image:loc>
      <image:title>Alumni</image:title>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1524246736204-1GXVKQV26K0HNTCZ21SF/Chad+Cummings.jpeg</image:loc>
      <image:title>Alumni</image:title>
      <image:caption>Chad Cummings Postdoctoral research scholar: 2017-2018 Current: Lead Scientist, Helania Connect with Chad: LinkedIn</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1551135078067-963FZJHHLZUC3SMTPJWL/Jian+Lin.jpeg</image:loc>
      <image:title>Alumni</image:title>
      <image:caption>Jian Lin Masters student: 2017-2018 Current: Senior Research Associate I, Ultragenyx Connect with Jian: LinkedIn</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1551149334764-IJU2YSGLSGDON0JZ0B7U/trevon+gordon.jpeg</image:loc>
      <image:title>Alumni</image:title>
      <image:caption>Trevon Gordon Undergraduate research scientist: 2017-2018 Current: Founder at Vader Nanotechnologies Connect with Trevon: LinkedIn</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1562853498774-P3JX4HI9ACZNGWHTM25U/Andrew+Countryman.jpeg</image:loc>
      <image:title>Alumni</image:title>
      <image:caption>Andrew Countryman Undergraduate Research Scientist: 2018-2019 Current: Pursuing Ph.D. in Biomedical Engineering at Columbia Connect with Andrew: LinkedIn</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1562853843951-DNF3VQEYUS1N5CF2MR2Q/Paulina+Babiak.png</image:loc>
      <image:title>Alumni - Paulina Babiak</image:title>
      <image:caption>Paulina Babiak Undergraduate Research Scientist: 2017-2019 Current: Pursuing Ph.D. in Chemical Engineering at Purdue Connect with Paulina: LinkedIn</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1562858560797-5CTD4GD4H4PHUS3W8RKM/Elaine.jpg</image:loc>
      <image:title>Alumni</image:title>
      <image:caption>Elaine Li Masters Student: 2018-2019 Current: Associate Director, WuXi Biologics Connect with Elaine: LinkedIn</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1562858536319-VS4V27OBM7DJPGZIN2GF/Sherry.jpg</image:loc>
      <image:title>Alumni</image:title>
      <image:caption>Sherry Lyu Masters Student: 2018-2019 Current: Senior Associate Scientist at Pfizer Connect with Sherry: LinkedIn</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1593464346690-TLJVMQG6D5G5YNT6103Y/Claire+Wang.jpg</image:loc>
      <image:title>Alumni</image:title>
      <image:caption>Jou-Wen (Claire) Wang Masters Student: 2018-2019 Research Tech: 2020 Current: Sr. Associate Project Manager at WuXi Biologics Connect with Claire: LinkedIn</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1593464726791-N3DMR99V5GAVSLRFBDSE/Karen+Lee.jpg</image:loc>
      <image:title>Alumni</image:title>
      <image:caption>Min Yea (Karen) Lee Masters Student: 2018-2020 Current: Scientist at Merck Connect with Karen: LinkedIn</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/9c0498eb-32d1-4353-a453-c7839dca23a5/Lilian+Yang.jpg</image:loc>
      <image:title>Alumni - Make it stand out</image:title>
      <image:caption>Lilian Yang Masters Student: 2021-2022 Current: R&amp;D Associate, Regeneron Connect with Lilian: LinkedIn</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/1613678181513-X8KV9K7Z0DE7BPB85NH1/Caroline_e.jpg</image:loc>
      <image:title>Alumni - Make it stand out</image:title>
      <image:caption>Caroline Horrigan Masters Student: 2020-2022 Current: Biochemical Engineering Research Technician, Lucerna, Inc. Connect with Caroline: LinkedIn</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/96b48f5b-4d20-4989-934c-197e05168ae2/Kealy_e.jpg</image:loc>
      <image:title>Alumni - Make it stand out</image:title>
      <image:caption>Kealy Walters Masters Student: 2021 Current: Management Consultant, Accenture Connect with Kealy: LinkedIn</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/f4c09e34-bb07-44d0-91de-ac095814b9a0/Rachel.jpg</image:loc>
      <image:title>Alumni - Make it stand out</image:title>
      <image:caption>Rachel Kapelner Ph.D. Student: 2016-2021 Current: starting a new position soon! Connect with Rachel: LinkedIn</image:caption>
    </image:image>
    <image:image>
      <image:loc>https://images.squarespace-cdn.com/content/v1/5563698be4b0b17b14680d9a/771f1fd3-cf6a-48c0-8ebb-82fbb30ac106/Vivian.jpg</image:loc>
      <image:title>Alumni - Make it stand out</image:title>
      <image:caption>Vivian Yeong Ph.D. Student: 2017-2021 Current: Senior Scientist, Protein and Antibody Engineering Lead, Regeneron Connect with Vivian: LinkedIn</image:caption>
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      <image:caption>Yuncan (Olivia) Zhu Masters Student: 2019-2020 Research Tech: 2021 Current: Pursuing Ph.D. in Chemical Engineering at RPI Connect with Yuncan: LinkedIn</image:caption>
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      <image:caption>Herma Demissie Undergraduate Research Scientist: 2018-2020 Current: Pursuing PhD in Chemical Engineering at Northwestern University Former: Healthcare Investment Banking Analyst, J.P. Morgan Connect with Herma: LinkedIn</image:caption>
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      <image:caption>Jennifer Arnaud Undergraduate Research Scientist: 2019-2020 Current: Research Technician, Weill Cornell Medicine Connect with Jennifer: LinkedIn</image:caption>
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      <image:caption>Justin Horn Ph.D. Student: 2016-2022 Current: Scientist, LNP Discovery, Beam Therapeutics Connect with Justin: LinkedIn</image:caption>
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      <image:caption>Imelda Adjei Undergraduate Research Scientist: 2021-2023 Current: Associate Researcher at Mount Sinai Connect with Imelda: LinkedIn</image:caption>
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      <image:caption>Yihan (Olive) Cheng Undergraduate Research Scientist: 2021-2023 Current: Pursuing PhD in Chemical Engineering at CalTech</image:caption>
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      <image:caption>Jacob Rosenfeld Undergraduate Research Scientist: 2020-2023 Current: Pursuing PhD in Chemical Engineering at MIT Connect with Jacob: LinkedIn</image:caption>
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      <image:caption>Unnati Dharaiya Masters Student: 2024 Current: TBU Connect with Unnati: LinkedIn</image:caption>
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      <image:caption>Lavinia Goessling Undergraduate Research Scientist: 2023-2024 Current: Pursuing PhD in Molecular Biology at Princeton Univesrity Connect with Lavinia: LinkedIn</image:caption>
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      <image:caption>Nisha Modi Ph.D. Student: 2019-2024 Current: Senior Scientist at Merck Connect with Nisha: LinkedIn</image:caption>
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      <image:caption>Aaron Kidane Ph.D. Student: 2019 - 2025 Current: TBU Connect with Aaron: LinkedIn</image:caption>
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      <image:caption>Heather Binion Undergraduate Research Scientist: 2024-2025 Current: Pursuing a PhD in Agricultural and Biological Engineering at Purdue University Connect with Heather: LinkedIn</image:caption>
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      <image:caption>Megan Jen Undergraduate Research Scientist: 2024-2025 Current: Research Assistant at Rockefeller University Connect with Megan: LinkedIn</image:caption>
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      <image:caption>Clara Victorio Undergraduate Research Scientist: 2024-2025 Current: Pursuing a PhD Chemical Engineering at MIT Connect with Clara: LinkedIn</image:caption>
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      <image:caption>Filimon Keleta Undergraduate Research Scientist: 2023-2024</image:caption>
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      <image:caption>Nathan Haile Undergraduate Research Scientist: 2023-2024</image:caption>
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      <image:caption>Rachel Fisher Postdoctoral research scholar: 2022-2025 Current: Senior Scientist at Arda Biosciences Connect with Rachel: LinkedIn | Google Scholar</image:caption>
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