News


2025

Dr. Leslie Hamachi speaks on ACS PRF Grant Writing Panel

June 25, 2025
ACS PRF
ACS PRF


Dr. Leslie Hamachi serves as a panelist on the ACS PRF’s “Crafting Competitive Grant Proposals at Primarily Undergraduate Institutions” virtual workshop. Good luck to everyone applying for ACS PRF funding this year!


Summer 2025 Undergraduate Researchers

June 23, 2025
Cal Poly Logo
Cal Poly "Learn by Doing" Logo


This year’s summer undergraduate researchers are excited for research: Jeffrey Johnson (Biochemistry), Jackson Arroyo (Chemistry), Sofia Valencia (Biochemistry), Hannah Negri (Chemistry), Nix Tinkle (Chemistry), Martin Nelson (Chemistry), Winston Untung (Materials Enginering), Ava Durbin (Chemistry), and Makisig Velasquez (Chemistry).

Welcome to Makisig Velasquez who is new to the lab this summer. We are so glad you are joining us for summer research!

Thank you to the William and Linda Frost Fund, ACS PRF, and Research Corporation for Science Advancement for supporting our summer research students.


2025 Graduation Photos

June 14, 2025
2025 Graduation Photos
Left to Right: Zoe Jackson Delos Angeles, Hannah Negri, Kyle Liston, Sachi Ottoes, Dr. Hamachi


Congratulations to our graduating seniors! We all took some graduation photos wearing our graduation regalia.


Kyle Liston Defends MS Thesis

June 9, 2025
Kyle Liston
Kyle Liston


Congratulations to Kyle Liston for successfully defending his Masters Thesis in the Polymers and Coatings Science MS program. Best of luck post-graduation.


Spring 2025 Group Photo

June 6, 2025
Spring 2025 Group Photo
Top Row (Left to Right): Nix Tinkle, Kyle Liston, Sachi Ottoes, Jackson Arroyo, Martin Nelson, Winston Untung, Cole Nakamoto, Elian Zurita. Middle Row (Left to Right): Maelyn Peters, Zoe Jackson Delos Angeles, Sofia Valencia, Jeffrey Johnson, Andrew Cherry, Erin Wang, Ava Durbin. Front Row (Left to Right): Dr. Hamachi, Hannah Negri, Han Diep, Angelina Tang, Olive Rosplock, Makisig Velasquez.


We are proud of everyone’s hard work on their research projects this quarter and school year. Here is a group photo we took with our graduating seniors and new lab members!



Zoe Jackson Delos Angeles and Han Diep Present MATE Senior Project Poster at 2025 College of Engineering Project Expo

May 30, 2025
2025 MATE Senior Project Poster
Left to Right: Dr. Hamachi, Zoe Jackson Delos Angeles, and Han Diep at the 2025 College of Engineering Senior Project Expo


We are proud of our senior Materials Engineering undergraduate students Zoe Jackson Delos Angeles and Han Diep for presenting a poster of their Senior Project at the 2025 College of Engineering Project Expo. Congratulations on completing this major milestone to finish off your undergraduate degree.



Zoe Jackson Delos Angeles and Han Diep Present MATE Senior Project at 2025 Tech Conference

May 22, 2025
2025 MATE Tech Conference
Left to Right: Han Diep and Zoe Jackson Delos Angeles present an oral presentation on their Senior Thesis


We are proud of our senior Materials Engineering undergraduate students Han Diep and Zoe Jackson Delos Angeles for presenting their Senior Project at the 2025 Tech Conference hosted by the Materials Engineering Department. Congratulations on completing this major milestone to finish off your undergraduate degree.


Students Present at the 2025 Bailey College Research Symposium

May 15, 2025
Cal Poly Learn by Doing
Cal Poly Learn by Doing Logo


Undergraduate students Sofia Valencia (Biochemistry), Martin Nelson (Chemistry), and Jeffrey Johnson (Biochemistry) presented posters at the Cal Poly’s Bailey College of Science and Mathematics (BCSM) research symposium. Thank you to Bill and Linda Frost and Sarepta Therapeutics for generously funding the 2025 BCSM Research Symposium!


Pie-A-Professor 2025

May 15, 2025
Dr. Hamachi and Jeffrey at AXE Pie a Professor
Dr. Hamachi (R) and lab member Jeffrey Johnson (L) at AXE’s 2025 Pie-A-Professor event.


Cal Poly’s chemistry fraternity, Alpha Chi Sigma (AXE) hosted their annual Pie-A-Professor fundraiser. Jeffrey won the raffle to pie Dr. Hamachi, and Dr. Hamachi got to “revenge pie” Jeffrey back! Congratulations to AXE on hosting a successful fundraiser!



Fun with Polymers at the 2025 Chemistry and Biochemistry Department Picnic

May 9, 2025
Hamachi Group Photo
Hamachi Group Members at the department picnic. Left to Right: Sofia Valencia, Jeffrey Johnson, Hannah Negri, Dr. Hamachi, Nix Tinkle, Sachi Ottoes, Andrew Cherry, Olive Rosplock


We had a great time at the 2025 Chemistry and Biochemistry Department Picnic! Dr. Hamachi and the ACS club hosted a fun polymer spherification activity for kids. Thanks to the ACS club for putting on a great event.




New Spring Quarter 2025 Researchers

April 1, 2025

Welcome to two new undergraduate students joining the Hamachi Group for Spring quarter research: Ava Durbin (Chemistry) and Maelyn Peters (Materials Engineering). We are excited to have you join the team.


Spring 2025 American Chemical Society Meeting

March 22, 2025
Hamachi Group Photo at San Diego ACS
Lab Reunion at San Diego ACS (Left to Right): Hannah Negri, Jeffrey Johnson, Daisy Kamp, Zoe Jackson Delos Angeles, Jackson Arroyo, and Dr. Hamachi


The Hamachi Group goes to the Spring 2025 American Chemical Society Meeting in San Diego, CA. Undergraduate students Hannah Negri, Jeffrey Johnson, Zoe Jackson Delos Angeles, and Jackson Arroyo presented posters, and Dr. Hamachi gave an oral presentation in the Primarily Undergraduate Nano Cooperative (PUNC) Symposium. We enjoyed getting to catch up with lab alumna Daisy Kamp, who is currently pursuing a PhD at UC Irvine with Elizabeth Lee.





New Winter Quarter 2025 Researchers

January 6, 2025

Welcome to two new undergraduate students joining the Hamachi Group for winter quarter research: Cole Nakamoto (Materials Engineering) and Angelina Tang (Chemistry). We are excited to have you join the team.