9 Tomson Lab


Adharsh Raghavan

: Adharsh Raghavan

M.S. in Chemistry, Birla Institute of Technology and Science (2015)

Ph. D. in Inorganic Chemistry, Purdue University (2020)

Adharsh hails from the southern state of Tamilnadu in India. After receiving his Masters from Birla Institute of Technology and Science (BITS-Pilani), Hyderabad, he moved to the US in 2015. As a graduate student in Prof. Tong Ren's group in Purdue University, he worked on diruthenium paddlewheel aryls, and received his Ph.D. in the summer of 2020. He joined the Tomson lab in Septemeber 2020 as a postdoctoral researcher and has since been working on dinickel macrocyclic complexes. During his free time, he enjoys reading, binge-watching TV shows, listening to music and podcasts, playing chess, cooking, and more importantly, eating.

Graduate Students

Ariana Spentzos

: Ariana Spentzos

6th Year

Sc.B. in Chemistry, Brown Univeristy (2015)

Ariana grew up in Santa Rosa, CA and attended Santa Rosa Junior College before transferring to Brown University in 2013. As an undergraduate, she performed research with Prof. Wes Bernskoetter. Following graduation, she moved with the Bernskoetter group to the University of Missouri to work on cobalt-catalyzed CO₂ hydrogenation for a year. Now safely back in a coastal(ish) state, Ariana joined the Tomson group in December 2016.

Sam Brooks

: Sam Brooks

6th Year

B.S. in Chemistry, Elizabethtown College (2016)

Sam graduated from Elizabethtown College with a B.S. degree in chemistry. He worked with Dr. James MacKay on the regioselective, copper(I)-catalyzed synthesis of disubstituted oxazoles. He is currently learning how to operate as an inorganic chemist after being in an organic lab for the past two years. For fun, Sam likes to run. The only sport he will watch on TV is track and field.

Ryan Murphy

: Ryan Murphy

4th Year

B.A. in Chemistry, with high honors, Colgate University (2018)

Ryan grew up in Holliston, Massachusetts, and completed his undergraduate education at Colgate University. There, he conducted research with Dr. Matthew Buck on the development of nanocrystal-metal complex hybrid assemblies for photoredox catalysis. Outside of lab, Ryan enjoys travelling and playing hockey.

Tianchang Liu

: Tianchang Liu

4th Year

B.S. in Chemistry, Nankai University (2018)

Tianchang Liu was born in Qingdao, China and graduated from Nankai University in 2018 at Tianjin and he lived in Beijing for over 16 years. As an undergraduate, he worked with Prof. Mengchun Ye on internal olefin functionalization, he also worked with Prof. Paula Diaconescu on ring-opening polymerization of cyclic esters during his internship at UCLA in 2017. He joined the Tomson group in 2019 and is currently working on iron macrocycle compounds. In his free time, he likes listening to music, playing volleyball, looking for discounts on Steam, and trying to figure out why there’s always a way for oxygen to enter the glovebox.

Yixuan Dong

: Yixuan Dong

2nd Year

B.A. in Chemistry, Washington University in St. Louis (2020)

Yixuan (Yilenda) Dong grew up in Beijing, China and completed her undergraduate in Washington University in St. Louis where she double majored in Chemistry and East Asian Studies with focus on Japan. She worked with Dr. William Tolman for two years on ligand design and synthesis to support Cu complex for oxidation activities. She is now continuing her inorganic studies in Tomson's lab. She keeps parrots as pets and one learned to say "peekaboo". In her free time she likes to cook and hike.

Jiashu Wang

: Jiashu Wang

2nd Year

B.S. in Chemistry, William & Mary (2020)

Jiashu was born in Hangzhou, China. He completed his undergraduate education at the College of William and Mary in 2020. As an undergraduate, he spent three years doing research with Prof. William R. McNamara. On his free time, He loves doing and watching sports.


Christine Quist

: Christine Quist


Christine was born and raised in Accra, Ghana. She is a rising junior at the University of Pennsylvania majoring in Chemistry (expected to graduate in May 2022). In her free time, she likes cooking, playing volleyball and participating in musicals.

Former Members

  • Qiuran Wang (Graduate student 2015-2021) - Post-doc at Tsinghua University with Prof. Shaoguang Zhang
  • Alex Weberg (Graduate student 2015-2021) - Post-doc at UPenn with Prof. Eric Shelter
  • Laura Thierer (Graduate student 2015-2020) - Entegris
  • Xiujing Xing (Graduate student 2015-2020) - Post-doc at UC Davis with Prof. Louise Berben
  • Sam McCollom (Graduate student 2014-2019) - Adesis
  • Alex Confer (Post-doc 2018-2020) - Merck
  • Shaoguang Zhang (Post-doc 2016-2018) - Professor at Tsinghua University
  • Peng Cui (Post-doc 2015-2017) - Assistant Professor at Anhui Normal University
  • Vivien Clayton (Graduate Student 2014-2016) - Penn Color
  • Jia Qi (Master's Student 2016-2018) - Ash Stevens
  • Sam May (Undergraduate Student 2019-2021)
  • Jack Callahan (Undergraduate Student 2018-2020)
  • Saad Albawardi (Undergraduate Student 2016-2018) - Univeristy of Pennsylvania
  • Andrea Tam (Undergraduate Student 2015-2017) - University of California - Davis
  • Andrew Langalis (Undergraduate Student 2016-2017) - Univeristy of Pennsylvania

  • Neil C. Tomson

    Department of Chemistry, IAST 3002
    University of Pennsylvania
    231 South 34th Street, Philadelphia, PA 19104-6323

    : (215) 898-6208
    : Neil C. Tomson

    Copyright © Neil C. Tomson 2015