ANS is committed to advancing, fostering, and promoting the development and application of nuclear sciences and technologies to benefit society.
Explore the many uses for nuclear science and its impact on energy, the environment, healthcare, food, and more.
Explore membership for yourself or for your organization.
Conference Spotlight
Nuclear Energy Conference & Expo (NECX)
September 8–11, 2025
Atlanta, GA|Atlanta Marriott Marquis
Standards Program
The Standards Committee is responsible for the development and maintenance of voluntary consensus standards that address the design, analysis, and operation of components, systems, and facilities related to the application of nuclear science and technology. Find out What’s New, check out the Standards Store, or Get Involved today!
Latest Magazine Issues
Jul 2025
Jan 2025
Latest Journal Issues
Nuclear Science and Engineering
August 2025
Nuclear Technology
Fusion Science and Technology
July 2025
Latest News
Hash Hashemian: Visionary leadership
As Dr. Hashem M. “Hash” Hashemian prepares to step into his term as President of the American Nuclear Society, he is clear that he wants to make the most of this unique moment.
A groundswell in public approval of nuclear is finding a home in growing governmental support that is backed by a tailwind of technological innovation. “Now is a good time to be in nuclear,” Hashemian said, as he explained the criticality of this moment and what he hoped to accomplish as president.
Technical Session|Sponsored by THD
Wednesday, November 18, 2020|4:50–6:30PM EST
Session Chair:
Ling Zou
Session Organizer:
Alternate Chair:
Matthew D. Zimmer
Staff Producer:
Pat Schroeder (American Nuclear Society)
To access the session recording, you must be logged in and registered for the meeting.
Register NowLog In
To access paper attachments, you must be logged in and registered for the meeting.
Momentum Source Modeling of Spacer Grid and Mixing Vanes in Small Modular Reactors
Jun Fang (Argonne National Laboratory), Dillon R. Shaver (Argonne National Laboratory), Elia Merzari (Pennsylvania State University)
Paper
Lateral flow characterizations in a 5x5 rod bundle with spacer grid
Camila Freitas Matozinhos (Texas A&M University), Gabriel Caio Queiroz Tomaz (Texas A&M University), Thien Nguyen (Texas A&M University), Yassin A. Hassan (Texas A&M University)
On The Effect of The Aspect Ratio on The Stability of Single-phase Rectangular Thermosiphons
Tri Nguyen (The Pennsylvania State University), Elia Merzari (The Pennsylvania State University)
1D Fixed Flux Two-Fluid Model For Vertical Adiabatic Slug Flow
Krishna Chetty (Purdue University), Alejandro Clausse (CNEA-CONICET and National University of Central Buenos Aires), Martin A. Lopez de Bertodano (Purdue University)
Subchannel Mass Transfer Analysis of a 5 x 5 Rod Bundle Using PIV and Matching of Index of Refraction
Gabriel Caio Queiroz Tomaz (Texas A&M University), Camila Freitas Matozinhos (Texas A&M University), Duy-Thien Nguyen (Texas A&M University), Yassin A. Hassan (Texas A&M University)
To join the conversation, you must be logged in and registered for the meeting.
