Publications

Publication List

2026

Sustainability assessment using multimodal AI agents

Zhihan Zhang, Alexander Metzger, Yuxuan Mei, Felix Hähnlein, Zachary Englhardt, Tingyu Cheng, Gregory D. Abowd, Shwetak Patel, Adriana Schulz, Vikram Iyer
Nature Electronics, Volume 9, 2026
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Multi-site PPG: An In-the-Wild Physiological Dataset from Emerging Multi-site Wearables

Jiayi Shao, Jiaying Ye, Shengyao Liu, Zachary Englhardt, Girish Narayanswamy, Vikram Iyer, Qiuyue (Shirley) Xue
arXiv preprint arXiv:2605.17859, 2026
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2025

Thinking While Speaking: Inference-Time Knowledge Transfer for Responsive and Intelligent Conversational Voice Agents

Vidya Srinivas, Zachary Englhardt, Vikram Iyer, Shwetak Patel
arXiv preprint arXiv:2511.07397, 2025
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SnappyMeal: Design and Longitudinal Evaluation of a Multimodal AI Food Logging Application

Liam Bakar, Zachary Englhardt, Vidya Srinivas, Girish Narayanswamy, Dilini Nissanka, Shwetak Patel, Vikram Iyer
arXiv preprint arXiv:2511.03907, 2025
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Set Phasers to Stun: Beaming Power and Control to Mobile Robots with Laser Light

Charles J. Carver, Hadleigh Schwartz, Toma Itagaki, Zachary Englhardt, Kechen Liu, Megan G. N. Manik, Chun-Cheng Chang, Vikram Iyer, Brian Plancher, Xia Zhou
IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), 2025
PDF Page

Living Sustainability: In-Context Interactive Environmental Impact Communication

Zhihan Zhang, Puvarin Thavikulwat, Alexander Metzger, Yuxuan Mei, Felix Hähnlein, Zachary Englhardt, Gregory D. Abowd, Shwetak Patel, Adriana Schulz, Tingyu Cheng, Vikram Iyer
Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies (IMWUT), 2025
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Incorporating Sustainability in Electronics Design: Obstacles and Opportunities

Zachary Englhardt, Felix Hähnlein, Yuxuan Mei, Tong Lin, Connor Masahiro Sun, Zhihan Zhang, Shwetak Patel, Adriana Schulz, Vikram Iyer
CHI Conference on Human Factors in Computing Systems (CHI) 2025
PDF Video

2024

Computational Design of Dense Servers for Immersion Cooling

Milin Kodnongbua, Zachary Englhardt, Ricardo Bianchini, Rodrigo Fonseca, Alvin Lebeck, Daniel S. Berger, Vikram Iyer, Fiodar Kazhamiaka, Adriana Schulz
ACM Transactions on Graphics (TOG), Volume 43, Issue 6 (SIGGRAPH ASIA)
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Demonstration of Laser Power Delivery for Mobile Microrobots

Charles J. Carver, Toma Itagaki, Kechen Liu, Megan G. N. Manik, Zachary Englhardt, Vikram Iyer, Xia Zhou
Proceedings of the 10th Workshop on Micro Aerial Vehicle Networks, Systems, and Applications (DroNet), 2024
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From Classification to Clinical Insights: Towards Analyzing and Reasoning About Mobile and Behavioral Health Data With Large Language Models

Zachary Englhardt*, Jack (Chengqian) Ma*, Margaret E Morris, Chun-Cheng Chang, Xuhai "Orson" Xu, Lianhui Qin, Daniel McDuff, Xin Liu, Shwetak Patel, Vikram Iyer
Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies (IMWUT), 2024
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Exploring and Characterizing Large Language Models for Embedded System Development and Debugging

Zachary Englhardt, Richard Li, Dilini Nissanka, Zhihan Zhang, Girish Narayanswamy, Joseph Breda, Xin Liu, Shwetak Patel, Vikram Iyer
Extended Abstracts of the CHI Conference on Human Factors in Computing Systems (CHI LBW), 2024
PDF Video Code

DeltaLCA: Comparative Life-Cycle Assessment for Electronics Design

Zhihan Zhang*, Felix Hähnlein*, Yuxuan Mei*, Zachary Englhardt, Shwetak Patel, Adriana Schulz, Vikram Iyer
Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies (IMWUT), 2024
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2023

MilliMobile: An Autonomous Battery-free Wireless Microrobot

Kyle Johnson*, Zachary Englhardt*, Vicente Arroyos*, Dennis Yin, Shwetak Patel, Vikram Iyer
Proceedings of the 29th Annual International Conference on Mobile Computing and Networking (MobiCom), 2023
PDF Video Page

2021

FaceBit: Smart Face Masks Platform

Alexander Curtiss*, Blaine Rothrock*, Abu Bakar, Nivedita Arora, Jason Huang, Zachary Englhardt, Aaron-Patrick Empedrado Chixiang Wang, Saad Ahmed, Yang Zhang, Nabil Alshurafa, Josiah Hester
Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies (IMWUT), 2021
PDF Video