Sioux Valley Section

Welcome to the Sioux Valley Local Section Home Page. We are one of the 186 Local Sections of the American Chemical Society and our members come from all over the state of South Dakota. ACS Local Sections promote public awareness of chemistry by being involved in community outreach programs and by working with students of chemistry and science. We hope to encourage an interest in the chemical sciences. If you are interested in becoming a member of ACS, please go to for more information. If you are already an ACS member and would like to join our Local Section, please call or e-mail me or another officer (see Local Section Officers information below).
Dr. George Mwangi, Ph.D., Chair


Chair - Dr. George Mwangi, University of Sioux Falls, Sioux Falls, SD 57105 (605) 575-2069.

Chair Elect -

Past Chair- Dr. Z. Rick Wang, University of South Dakota, Vermillon SD 57069, (605) 677-7281

Secretary - Dr. Ying (Daisy) Deng, University of South Dakota, University Center Sioux Falls SD, (605) 367-7715

Treasurer - Mr. Jeff Jung, T&R Services, 705 6th Ave. North, Brookings, SD 57006 (605) 534-3571.

Councilor - Dr. Jetty Duffy-Matzner, Augustana University, Sioux Falls, SD 57197 (605) 274-4822.

Alternate Councilor - Dr. Adam Sturlaugson, University of Sioux Falls, Sioux Falls, SD 57105 (605) 331-6757.

NCW Coordinator, CCED Coordinator - Mrs. Melissa Tille, POET Research, Sioux Falls SD (605) 261-0085,

Public Relations Chair, Newsletter Editor - Dr. Ranjit Koodali, University of South Dakota, Vermillon SD 57069 (605) 677-6189,


Councilor and Web-person is Jetty Duffy-Matzner, please send her your web listings!

A link to the Councilor's report from the Fall 2016 National Meetingin Philadelphia is here – please let me know if you have any questions. There is some news about materials available for the upcoming Earth Day events and the upcoming ACS elections. If you have any questions please contact our councilor and webmaster, Jetty Duffy-Matzner.

Dates of interest 2016

The Executive Board is still working on updating our bylaws to include changes for electronic balloting and changes in our student members. If you have an interest and would like to be involved please contact any of the local section officers.

Upcoming Events/Announcements

bulletNational Chemistry Week was celebrated by the local section. We had a K-12 poster contest. NCW Coordinator Melissa Tille is pleased to announce that Alustriel Day won the 9-12 catagory. She is a senior at Washington High School in Sioux Falls. Please see the attached link to view Alustriel's design.

bulletThe Sioux Valley Local Section hosted our annual Undergraduate Poster Contest at Augustana University from 9:00 am till 2:00 pm on Saturday September 24th. The poster event was held in the new Froiland Science Center at Augustana University. Dr. Stanley May(USD) graciously provided a seminar for those in attendance. We are pleased to announce the winners for the contest. Winners are reimbursed for travel to regional and national ACS meetings. 1st place Austin Frtiza (USD) with mentor Dr. Grigoriy Sereda, 2nd place Hope Juntunen (DSU) with mentor Stefan France and 3rd place John Fanta (USD) with mentor Dr. Zhenqiang (Rick) Wang. We hosted students from Augustana, the University of South Dakota, South Dakota State University and Dakota State University.

students at Poster 2016

bullet We celebrated our awards dinner on Friday May 6th at Tre Lounge (Sioux Falls) from 7:00 pm to 9:00 pm. We honored 29 graduating seniors and 1 graduate from a community college. 18 seniors were awarded the Outstanding and 12 the Honorable Mention. We had 22 guests for the dinner. It was a fun evening.

bulletWe are looking for a Chair-Elect and volunteers so let us know if you would consider serving the local section. You can contact any officer for further details.

bulletCCED imageThe Sioux Valley Local Section hosted a K-12 poem contest for the Sioux Valley Local Section for CCED run by our Outreach Coordinator, Melissa Tille. The winner in the 9-12 catagory was Alustriel Day from Washington High School, her teacher is Jennifer Barrett. Her entry was forwarded on to the National ACS and she won the National CCED competition in second place. Please see the following link to look at her great poster celebrating this year's theme of water. Please see all the national winners including Alustriel in the following link.

bulletOur Public Relations Chair, Dr. Ranjit Koodali, will be doing monthly broadcasts for Dakota Midday:Innovations on the last Friday of the month.

The initial post can be found at

This post discusses converting CO2 into batteries:

This post discusses graphene:

Recent Events

Please send any news to Jetty Duffy-Matzner.

blue boxA Science Fair hosted by SDSU had an event sponsored by the Sioux Valley Local Section by volunteer Dr. Faithi Halaweish. Three area awards were given. First place went to Emily Larson (Tea High School). Runner Up was Elizabeth Rude (Waverly South Shore). 2nd Runner up was Kaelin Alons and Carly Haarsma (Unity Christian High School).

blue boxMidwest Regional meeting was held October 21-24th in St, Joeseph, MO. Many of our members were there.

bulletElections for the local section were held. Past Chair - Rick Wang, Chair - George Mwangi, Treasurer - Jeff Jung, Secretary Daisy Deng, Councilor Jetty Duffy-Matzner.

bulletWe are pleased to post the winning entries for our K-12 poster contest for NCW. Melissa Tille serves as our NCW Coordinator. Please check out the following links to see this year's winning posters.

9-12th grade - Ashley Geraets, 9th grade at Roosevelt HS, teacher is Stacey Hawkins. 6-8th grade - Evelyn Sanchez, 7th grade at Sioux Falls Christian, teacher is Bryce Fopmn, K-5th - Dursitu Omar, 5th grade at Anne Sullivan Elementary, teacher is Jule Sunderman.

bulletThe Annual Sioux Valley Local Section Undergraduate Poster Contest was held on Saturday, September 26 at the GEAR Center in Sioux Falls, from 9:30 a.m. to 2:30 p.m. D.r Quiquan Qiao (SDSU) presened the keynote address at 1 p.m. titlted: "Perovskite Solar Cells". This years winners were Lexie Mohrer and Casey Hanson (Augustana University), Joe Stevens (Augustana University) and Emily Kaufman (Augustana University). There were participants from the University of Sioux Falls, Augustana University, University of South Dakota and South Dakota State University. The winners of this contest will be supported in their travels to present at regional and/or national ACS meetings. Please see the following links for the announcement and the schedule.

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