CAM and 5-Axis CNC Machining

  • Continuous 5-axis machining timelapse of Pocket NC V2-10
  • Integrated CAM and CNC machining
  • Honors student-centered research

Bubble Dynamics on Multi-Tier Structured Surfaces

  • Synchronized optical, acoustic, and thermal sensing
  • Data-driven modeling of liquid-vapor interface dynamics
  • Collaboration with Coridan Lab from Chemistry and Biochemistry.

Immersion Cooling of Power Electronics

  • Water-based immersion cooling of high-frequency transformers
  • Non-intrusive sensing using acoustic emissions
  • Collaboration with Zhao lab from Electrical Engineering
2023 NED3 Summer Undergraduate Student Orientation. 1st row: Christy Dunlap, Josef Frankhouse, Grant Resler, Chinmaya Joshi. 2nd row: Logan Raben, Han Hu, Corbin Russ, Hari Pandey. 3rd row: Najee Stubbs, Jackson Marsh, Harrison Greene, Trevor Harris, Ethan Weems, Jackson Minnick, and Stephen Pierson.
ASGC Certificates: Landon Lemmons, Corbin Russ, Hari Pandey, Ethan Weems, and Anthony Tello.
NED3 Lab Member at the 2023 National Award Reception: Front Row (from left to right): Christy Dunlap and Amanda Williams, and Back Row (from left to right): Han Hu, Stephen Pierson, Corbin Russ, Hari Pandey, and Larry Marshall Jr.
Top panel (from left to right): Hari Pandey, Ethan Weems, Corbin Russ, and Anthony Tello at the 2023 Arkansas Space Grant Symposium in Morrilton, AR. Bottom panel: Amanda Williams at the symposium.
Christy presenting her poster on acoustic-based heat flux measurements at the AI for Thermal Energy Science Workshop in Irvine, CA.
NED3 Group Photo – Fall 2022: (front row, left to right) Najee, Keaton, Samson, Anthony, Christy, Noshin, Amand; (back row, from left to right) Han, Jackson, Ethan, Corbin, Grant, Hari.
Stephen Pierson with his flow boiling test facility (left) and Ethan Weems and Grant Resler with their air cooling test facility (right).
ASEE Midwest Section Best Student Paper Awards 2022 Annual Conference showing (from left to right) Han Hu, Hari Pandey, Amanda Williams, and Stephen Pierson.
Dr. Rohit Dua, Conference Program & Paper Awards Chair presenting the award to Stephen Pierson. (link)
NED3 members attending 2022 ASEE Midwest Section Conference in Tulsa, OK (from left to right): Amanda Williams, Christy Dunlap, Stephen Pierson, and Jackson Marsh.
Han Hu, Hari Pandey, Noshin Nawar, Ethan Weems, and Jackson Marsh with their pool boiling test facility with multimodal sensing.
Hari and Christy at ASME SHTC-ES 2022 Conference in Philadelphia.
NED3 Group Photo – Summer 2022 (from left to right): Amanda Williams, Jamaria Lewis, Jillian Jones, Stephen Pierson, Kaitlyn Vihn, Christy Dunlap, Hari Pandey, Ethan Weems, Jackson Marsh, and Han Hu.
NED3 members at Discover Engineering with Christy (1st from left) is showcasing her AI App for classifying shapes, and other lab members preparing for their talks.
DNA Sequencing Project Team including Prof. Steve Tung, Jeremy Meyer, Molly FitzGibbons (REU), Jillian Jones (DART SURE), Christy Dunlap, and Jamaria Lewis (DART SURE).
Christy Dunlap gave a poster presentation on “Image and Sound Based Machine Learning Models for Boiling Regime Classification” at the 2022 DART & Arkansas NSF EPSCoR Annual Conference in Little Rock, AR.
David Clark and Han Hu at the Spring 2022 College of Engineering Commencement .
Connor Miller and Han Hu at the Spring 2022 College of Engineering Commencement .
Capstone Project team members (from left to right): David Clark, Mason Ashmore, Waylon Cargile, Justin Wu, and Tanner Hartman with their flow boiling test facility at the Spring 2022 CP Expo.
Hari Pandey’s presentation on behalf of the Arkansas Research Thermal (ART) Team Video for NSF I-Corps 2022 Spring Cohort.
Arkansas Space Grant Consortium Student Intensive Training Award Recipients (from right to left) Jackson Marsh, Stephen Pierson, Timothy Loftness, Landon Lemmons, and Matthew Buchanan and mentor Han Hu at 2022 State and National Award Ceremony.
Arkansas Space Grant Consortium Workforce Development Award Recipient Anthony Tello and mentor Han Hu at 2022 State and National Award Ceremony.
Arkansas Research Thermal (ART) I-Corps Team: (from left to right) Industrial Mentor Catherine Corley from Arkansas Small Business and Technology Development Center,  Entrepreneurial Lead Hari Pandey, and Technical Lead Han Hu.
Jeff Pummill, Director of Strategic Initiatives & User Services at AHPCC and Han Hu collaborate on AI-powered electronic cooling.
Han Hu’s talk on “Non-Intrusive, Fast-Response, and Bolt-on Thermal Sensing Using Multimodal Sequences” at the Thermal Transport Cafe.
ForEVer Tech team members Christy Dunlap, Hari Pandey, and Molla Hafizur Rahman in the team showcase video for Arkansas Governor’s Cup Collegiate Business Plan Competition 2022.
ForEVer Tech team members Christy Dunlap, Hari Pandey, and Molla Hafizur Rahman in the elevator pitch for Heartland Challenge Business Competition 2022.
Connor Heo and Han Hu at Connor’s commencement in Fall 2021.
CP team members (from left to right):  Man Vu, Skyler Featherstone (Team Leader), Matthew Smith, and Christy Dunlap with their low-cost programmable dip coater in Spring 2021.

News:

7/6/2023: Congratulations to Ethan Weems on receiving an Honors College Travel Grant!

7/3/2023: Congratulations to Harrison Greene, Landon Lemmons, Logan Raben, and Grant Resler on receiving their Honors College Research Grants!

6/30/2023: Congratulations to Hari Pandey and Christy Dunlap on receiving Doctoral Student Presentation Travel Grants!

6/6/2023: Congratulations to Jackson Marsh and Amanda Williams on receiving the NSF Student Participation Award for the ASME 17th International Conference on Energy Sustainability!

5/15/2023: Congratulations to Corbin Russ, Chinmaya Joshi, Jackson Minnick, Joshua Mora Sanchez, Trevor Harris, Harrison Greene, and Grant Resler on being named as 2023 DART Summer Undergraduate Research Experience (SURE) Scholars!

5/7/2023: Congratulations to Han Hu on receiving the MEEG Outstanding Service to Students Award!

4/24/2023: Congratulations to Han Hu on receiving the 2023 Faculty Gold Medal!

3/31/2023: Congratulations to Stephen Pierson on being named as a 2023 Goldwater Scholar! See the UARK News coverage: U of A Student Receives Competitive Goldwater Scholarship | University of Arkansas (uark.edu)

3/21/2023: Congratulations to NED3 on receiving an award from NASA on Remote Heat Flux Sensor Using Acoustic Sensing and Machine Learning.

3/1/2023: Congratulations to NED3 on receiving an award from MathWorks to develop a Project-Based Machine Learning Course for Mechanical Engineers.

1/12/2023: Congratulations to NED3 on receiving a research award from the Arkansas Space Grant Consortium (ASGC) Affiliate Faculty Research (AFR) Program to investigate the Design and Characterization of Cross-Flow Heat Pipe Manifold for Next-Generation Spacecraft Radiators.

12/6/2022: Congratulations to Jackson Marsh, Jackson Burnett, and Ethan Weems on their Honors College Research Grants!

12/2/2022: Congratulations to Stephen Pierson on his SURF award!

12/2/2022: We have created an LinkedIn Group for NED3 lab members and alumni to connect with each other. Feel free to join: https://www.linkedin.com/groups/14159169/. Thank you, Najee, for the excellent suggestion!

11/21/2022: Congratulations to NED3 on receiving a Chancellor’s Fund – Commercialization and GAP Award on Simultaneous Electrical and Thermal Fault Detection Using Wideband Acoustic Emissions!

10/24/2022: Congratulations to NED3 on receiving a NASA ESI award to work with collaborators at the University of Cincinnati and Advanced Cooling Technologies, Inc to develop high-temperature lightweight radiator panels with 3D-printed titanium loop heat pipes!

10/19/2022: Congratulations to NED3 on receiving an Honors College Faculty Equipment and Technology Grant to acquire a new 3D printer with the metal printing module!

10/19/2022: Congratulations to NED3 to receiving an award from Google to study “Cooling Limits of Two-Phase Heat Transfer in Porous Media.”

10/11/2022: Congratulations to NED3 on receiving an Honors College Research Team Grant to support Lauren Westfall, Samson Parker, Logan Raben, and Noshin Nawar to study acoustic and radiofrequency-based sensing for particulate flow!

9/22/2022: Congratulations to NED3 on receiving an Arkansas NASA EPSCoR RID award on “Thin-Film Boiling with Non-Intrusive Sensing for Spacecraft Thermal Control.” This project is in collaboration with Prof. Hong Cheng at Southern Arkansas University.

9/22/2022: Christy and Amanda’s paper “Design and Fabrication of A Low-Cost and Programmable Dip Coating Machine” was accepted by HardwareX. Congratulations!

9/21/2022: Stephen gave a talk on “Enhancing Flow Boiling Heat Removal with Advanced Manufacturing” at the MEEG Graduate Seminar.

9/16/2022: NED3 students in the spotlight: UARK MechEngineering on Twitter: “https://t.co/U19qfhlT8l” / Twitter and UARK MechEngineering on Twitter: “https://t.co/VnrkeaGUcG” / Twitter,

9/13/2022: Congratulations to Stephen on winning the First Place Best Student Paper Award!

9/13/2022: Congratulations to Amanda on winning the Third Place Best Student Paper Award!

9/13/2022: Amanda gave her talk “Microscopic and Video-Based Optical Techniques in Engineering Education” at the 2022 ASEE Midwest Section Conference in Tulsa, OK.

9/12/2022: Christy, Stephen, and Jackson gave their talks at the 2022 ASEE Midwest Section Conference in Tulsa, OK. Topics: Chirsty’s talk “Infusing High-Performance Computing and Machine Learning in Mechanical Engineering Education,” Stephen’s talk “Enhancing Undergraduate Mechanical Engineering Education with CAM and CNC Machining,” and Jackson’s talk “Introducing LabVIEW and Arduino as Data Acquisition System Alternatives.”

8/30/2022: Corbin and Anthony gave talks about their summer internship at Marshall Space Flight Center at the MEEG Graduate Seminar. The title of Corbin’s talk is “NASA Engineering Design: Lunar Rover ​ and Accessory, ​Optical Technology” and the title of Anthony’s talk is “Visualization and Contactless Magnetic Joint Feasibility Project.”

8/18/2022: Congratulations to Christy on receiving the Doctoral Student Presentation Travel Grant to support her trip to Tulsa, OK!

8/18/2022: Congratulations to Jackson on receiving the Honors College Conference Travel Grant to support his trip to Tulsa, OK!

8/17/2022: Jackson’s paper titled “Introducing LabVIEW and Arduino as Data Acquisition System Alternatives” was accepted by the ASEE Midwest Section Conference 2022. Congratulations!

8/15/2022: Congratulations to Hari on winning the W.R. Thomas Endowed Doctoral Engineering Fellowship!

8/15/2022: Congratulations to Christy on winning the W.R. Thomas Endowed Doctoral Engineering Fellowship!

8/15/2022: Amanda’s paper titled “Microscopic and Video-Based Optics Techniques for Pool Boiling” was accepted by the ASEE Midwest Section Conference 2022. Congratulations!

8/10/2022: Congratulations to Stephen on receiving the Honors College Conference Travel Grant to support his trip to Tulsa, OK!

8/8/2022: Stephen’s paper titled “Enhancing Undergraduate Mechanical Engineering Education with CAM and CNC Machining” was accepted by the ASEE Midwest Section Conference 2022. This is a collaborative paper with Josh Goss at CASE. Congratulations!

8/8/2022: Christy’s paper titled “Infusing High-Performance Computing and Machine Learning in Mechanical Engineering Education” was accepted by the ASEE Midwest Section Conference 2022. This is a collaborative paper with Prof. Jeff Pummill at AHPCC. Congratulations!

7/8/2022: Congratulation to Jackson Burnett, Jackson Marsh, and Stephen Pierson on their Honors College Research Grants! These awards will support Jackson B.’s project “Additive Manufacturing of Sustainable Running Shoes,” Jackson M.’s project “Quantitative Prediction of Boiling Heat Flux Utilizing Acoustic Emission Sensing,” and Stephen’s project “Characterizing the Effects of Geometry and Manufacturing Technique on the Cooling Efficiency of Microchannel Heat Sinks.”

6/27/2022: NED3 members Han, Jillian, and Jamaria held a project during the outreach event at Fayetteville Public Library. Many thanks for the support from ENGR Coordinator of Outreach and Recruitment Activities, Kaitlyn Harp, and Ambassadors Avia and Breanna!

6/24/2022: NED3 has organized a one-day event for the Explore Engineering Program to introduce 3D printing, hydraulic lifts, and other research projects to the attendees. The event went very well with the help of Brianna and Uriel. Many thanks for Keaton to design, print, and assemble the hydraulic lifts, Jillian for taking pictures, and Amanda, Christy, Ethan, Jamaria, Jillian, Kaitlyn, and Steve for their excellent presentations!

6/13/2022: Welcome Jamaria Lewis and Jillian Jones to UAF and NED3! Jamaria and Jillian will be doing their summer internships at UAF, supported by the DART Summer Undergraduate Research Experience (SURE) Program. Their research is focused on leveraging advanced data analytics for biomedical applications

6/10/2022: Congratulations to Christy Dunlap on her Arkansas Space Grant Consortium Student Intensive Training award on “Development of a Deep Learning Framework of High-Fidelity Emulation of Land Information System!”

6/10/2022: Congratulations to Amanda Williams on her Arkansas Space Grant Consortium STEM award!

6/1/2022: Congratulations to Corbin Russ on winning the Arkansas Space Grant Consortium Workforce Development award!

5/22/2022: Congratulations to Amanda Williams, Ethan Weems, and Keaton Pottebaum on their Summer Undergraduate Research Grant  awards! The awards will support Amanda’s project “The Influence of Wickability on the Critical Heat Flux of Hydrophilic Materials,” Ethan’s project “Characterization of Novel Air-Coated Heat Sink Designs Through Experimentation,” and Keaton’s project “Evaluating the Practicality, and Benefit of 3D Printing in STEM Education Using Lifts Printed with Various Materials.”

5/18/2022: Congratulations to NED3 on receiving the Chancellor’s GAP fund to study “Integrated Two-Phase Cooling and Non-Intrusive Sensing for Electronics Thermal Management in Data Centers!”

5/14/2022: Congratulations to David Clark on obtaining his B.S. in Mechanical Engineering! See the exciting moment at 1:49:53 of Spring 2022 College of Engineering Commencement.

5/14/2022: Congratulations to Connor Miller on obtaining his B.S. in Mechanical Engineering Cum Laude with Honors! See the exciting moment at 1:45:03 of Spring 2022 College of Engineering Commencement.

5/9/2022: Congratulations to NED3 on the Engineering Research and Innovation Seed Funding (ERISF) award “Data-Driven Active Control of Cooling Systems Using Reinforcement Learning and Multimodal Fusion” led by Prof. Shengfan Zhang!

5/2/2022: Congratulations to Connor Miller on defending his Honors Thesis! His Thesis titled “Generative Designs of Lightweight Air-Cooled Heat Exchangers” is available at ScholarWorks.

4/28/2022: Congratulations to Corbin Russ on his Arkansas Space Grant Consortium STEM award!

4/6/2022: Congratulations to NED3 on the NSF Award “I-Corps: Non-Intrusive Cooling System Fault Detection Using Deep Learning of Acoustic Emissions!” Many thanks to Weston Waldo (王卫地) for introducing the I-Corps program to us, Jana Minifie for the endorsement, and Meredith Adkins for connecting us with the local industry!

3/18/2022: See our story on “Supercomputer Access Will Accelerate Research Progress on Cooling Technologies for Microelectronics” at UARK News, HPC Wire, and HPC Guru on Twitter.

3/16/2022: Congratulations to Christy Dunlap on her paper “Supervised and Unsupervised Learning Models for Detection of Critical Heat Flux During Pool Boiling” accepted by the ASME 2022 Summer Heat Transfer Conference!

3/14/2022: Congratulations to Hari Pandey on his paper “Non-Intrusive Cooling System Fault Detection and Diagnostics Using Acoustic Emission” accepted by the ASME 2022 Summer Heat Transfer Conference!

2/22/2022: Congratulations to Jackson Marsh, Landon Lemmons, Timothy Loftness, Stephen Pierson, and Matthew Buchanan on receiving a grant from the ASGC Student Intensive Training Program!

2/22/2022: Congratulations to Anthony Tello on receiving an ASGC Workforce Development Program award!

2/21/2022: Han Hu gave a talk on “Non-Intrusive, Fast-Response, and Bolt-on Thermal Sensing Using Multimodal Sequences” at the Thermal Transport Cafe.

2/15/2022: Congratulations to NED3 on receiving a Commercialization Fund!

2/9/2022: Congratulations to NED3 on receiving an Neocortex award for computational allocations of wafer-scale engine! NED3 will collaborate with Mr. Jeff Pummill at AHPCC to investigate the computational performance of deep learning models on WSE.

1/26/2022: Congratulations to Jackson Marsh, Landon Lemmons, Timothy Loftness, and Stephen Pierson on receiving an Honors College Research Team Grant! 

1/19/2022: Congratulations to Christy Dunlap on winning the Reginald R. “Barney” & Jameson A. Baxter Graduate Fellowship! 

1/19/2022: Congratulations to Hari Pandey on winning the Reginald R. “Barney” & Jameson A. Baxter Graduate Fellowship! 

12/3/2021: Congratulations to Hari Pandey and his team on being admitted to the NSF I-Corps Program! 

12/18/2021: Congratulations to Conner Heo on his graduation! 

12/15/2021: Congratulations to NED3 on winning the XSEDE Renewal Allocation! 

11/4/2021: Congratulations to Hari Pandey on completing the Texas State Regional I-Corps Cohort! 

10/3/2021: Congratulations to NED3 on receiving an Honors College Faculty Equipment and Technology Grant! This grant will support the purchase of a 5-axis CNC mill for manufacturing advanced heat exchangers. (See UARK News).

9/20/2021: Congratulations to NED3 on receiving a Chancellor’s Fund for Innovation and Collaboration to support our collaborative research with Coridan Group (CHBC) and Zhao Group (ELEG)! 

9/8/2021: Congratulations to NED3 on receiving a DART Seed Grant! 

5/11/2021: Congratulations on David Clark on winning an Undergraduate Summer Research Grant (USRG) award! His proposed research is focused on “Design and Fabrication of a Two Chamber Immersion Cooler for High Frequency Transformers.” (See UARK News).

5/7/2021: Congratulations to Joseph Dees on winning the Garret Jeter Veteran of the Year Award! 

3/1/2021: Han Hu gave a talk on “Prediction of Boiling Heat Flux with Convolutional Neural Networks & Convolutional Long Short-Term Memory” at the Baylor University BEARS Graduate Seminar.

1/7/2021: Congratulations to NED3 on receiving a Provost’s Collaborative Research Grant! NED3 will collaborate with Prof. Ryan Tian’s lab to develop COVID-19 sensors. 

12/17/2020: Congratulations to NED3 on receiving an Engineering Research and Innovation Seed Funding (ERISF) award “Early Detection and Prevention of Boiling Crisis by Convolutional Long Short-Term Memory-Based Sequential Classification” in collaboration with Prof. Justin Zhan from Computer Science to develop machine learning models for boiling crisis detection.  

12/15/2020: Congratulations to NED3 on receiving an XSEDE Research Allocation! 

1/29/2020: Congratulations to NED3 on receiving an XSEDE Startup Allocation! 

10/30/2019: Congratulations to NED3 on receiving a research award from Safe Foods, Inc! NED3 will collaborator with Prof. Bob Betitle’s lab from Chemical Engineering to develop a lab-scale disinfection system using UV LEDs. 

6/27/2025

6/27/2025: The NED3 lab co-hosted an outreach session in the 2025 Engineering Summer Academy - Structure & Function with RIOT.

6/19/2025

6/19/2025: Congratulations to Christy Dunlap on defending her Ph.D. dissertation on machine learning analysis of multimodal signals during pool boiling heat transfer!

6/10/2025

6/10/2025: Congratulations to the NED3 lab on receiving a PFI grant from NSF to develop smart monitoring technologies for power modules (link).

5/1/2025

5/1/2025: Congratulations to Jackson Burnett on defending his honors thesis!

4/28/2025 2

4/28/2025: Congratulations to Chinmaya Joshi (MEEG Outstanding Senior, First-Ranked Senior Scholar), Daniel Curl (First-Ranked Senior Scholar), and Stephen Pierson (NSF GRFP Honorable Mention) for being recognized at the College of Engineering Student Honors and Awards Reception!

4/28/2025

4/28/2025: Congratulations to Harrison Greene and Chinmaya Joshi on defending their honors theses!

4/24/2025 honors defense

4/24/2025: Congratulations to Grant Resler and Jackson Minnick on defending their honors theses!

4/24/2025

4/24/2025: Our lab is part of an Arkansas Research Alliance (ARA) Impact Grant led by Prof. Yue Zhao (link).

4/21/2025

4/21/2025: Congratulations to Chinmaya Joshi (AAS Undergraduate Research Award, ASEE poster Award), Clancy Milam (ASGC WFD Award, ASEE poster award), Cade Marcinkovich (AAS Undergraduate Research Award), Joshua Mora Sanchez (AAS Undergraduate Research Award), Stephen Pierson (NSF GRFP Honorable Mention), and Christy Dunlap (ASGC STEM Award), who were recognized in the 2025 State and National Awards Reception! 

4/12/2025

4/12/2025: Congratulations to Jake Le on receiving an Honors College Research Grant to study the impact of human occupancy on building energy consumption.