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🔍 steffen wendzel 📂 Engineering
Showing 42 results for "steffen wendzel" in Engineering
Engineering Preprint PDF DOI

DTEA: A Dual-Topology Elastic Actuator Enabling Real-Time Switching Between Series and Parallel Compliance

Vishal Ramesh, Aman Singh, Shishir Kolathaya · 2026

Series and parallel elastic actuators offer complementary but mutually exclusive advantages, yet no existing actuator enables real-time transition between these topologies during operation. This paper…

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Engineering Preprint PDF DOI

Evaluating the Exp-Minus-Log Sheffer Operator for Battery Characterization

Eymen Ipek · 2026

Odrzywolek (2026) recently introduced the Exp-Minus-Log (EML) operator eml (x, y) = exp(x) - ln(y) and proved constructively that, paired with the constant 1, it generates the entire scientific-calcul…

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Engineering Preprint PDF DOI

SoftMimicGen: A Data Generation System for Scalable Robot Learning in Deformable Object Manipulation

Masoud Moghani, Mahdi Azizian, Animesh Garg, Yuke Zhu, Sean Huver, Ajay Mandlekar · 2026

Large-scale robot datasets have facilitated the learning of a wide range of robot manipulation skills, but these datasets remain difficult to collect and scale further, owing to the intractable amount…

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Engineering Preprint PDF DOI

A Novel Modular Cable-Driven Soft Robotic Arm with Multi-Segment Reconfigurability

Moeen Ul Islam, Cheng Ouyang, Xinda Qi, Azlan Zahid, Xiaobo Tan, Dong Chen · 2026

This paper presents a novel, modular, cable-driven soft robotic arm featuring multi-segment reconfigurability. The proposed architecture enables a stackable system with independent segment control, al…

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Engineering Preprint PDF DOI

Understanding Fire Through Thermal Radiation Fields for Mobile Robots

Anton R. Wagner, Madhan Balaji Rao, Xuesu Xiao, Soren Pirk · 2026

Safely moving through environments affected by fire is a critical capability for autonomous mobile robots deployed in disaster response. In this work, we present a novel approach for mobile robots to …

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Engineering Preprint PDF DOI

Soft Responsive Materials Enhance Humanoid Safety

Chunzheng Wang, Yiyuan Zhang, Annan Tang, Ziqiu Zeng, Haoran Chen, Quan Gao, Zixuan Zhuang, Boyu Li, Zhilin Xiong, Aoqian Zhang, Ce Hao, Siyuan Luo, Tongyang Zhao, Cecilia Laschi, Fan Shi · 2026

Humanoid robots are envisioned as general-purpose platforms in human-centered environments, yet their deployment is limited by vulnerability to falls and the risks posed by rigid metal-plastic structu…

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Engineering Preprint PDF DOI

Tunable Leg Stiffness in a Monopedal Hopper for Energy-Efficient Vertical Hopping Across Varying Ground Profiles

Rongqian Chen, Jun Kwon, Kefan Wu, Wei-Hsi Chen · 2025

We present the design and implementation of HASTA (Hopper with Adjustable Stiffness for Terrain Adaptation), a vertical hopping robot with real-time tunable leg stiffness, aimed at optimizing energy e…

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Engineering Preprint PDF DOI

Particle-Grid Neural Dynamics for Learning Deformable Object Models from RGB-D Videos

Kaifeng Zhang, Baoyu Li, Kris Hauser, Yunzhu Li · 2025

Modeling the dynamics of deformable objects is challenging due to their diverse physical properties and the difficulty of estimating states from limited visual information. We address these challenges…

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Engineering Preprint PDF DOI

Desired Impedance Allocation for Robotic Systems

Mahdi Hejrati, Jouni Mattila · 2025

Virtual Decomposition Control (VDC) has emerged as a powerful modular framework for real-world robotic control, particularly in contact-rich tasks. Despite its widespread use, VDC has been fundamental…

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Engineering Preprint PDF DOI

MRS-CWC: A Weakly Constrained Multi-Robot System with Controllable Constraint Stiffness for Mobility and Navigation in Unknown 3D Rough Environments

Runze Xiao, Yongdong Wang, Yusuke Tsunoda, Koichi Osuka, Hajime Asama · 2025

Navigating unknown three-dimensional (3D) rugged environments is challenging for multi-robot systems. Traditional discrete systems struggle with rough terrain due to limited individual mobility, while…

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Engineering Preprint PDF DOI

Robotic Automation in Apparel Manufacturing: A Novel Approach to Fabric Handling and Sewing

Abhiroop Ajith, Gokul Narayanan, Jonathan Zornow, Carlos Calle, Auralis Herrero Lugo, Jose Luis Susa Rincon, Chengtao Wen, Eugen Solowjow · 2025

Sewing garments using robots has consistently posed a research challenge due to the inherent complexities in fabric manipulation. In this paper, we introduce an intelligent robotic automation system d…

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Engineering Preprint PDF DOI

Learning Quiet Walking for a Small Home Robot

Ryo Watanabe, Takahiro Miki, Fan Shi, Yuki Kadokawa, Filip Bjelonic, Kento Kawaharazuka, Andrei Cramariuc, Marco Hutter · 2025

As home robotics gains traction, robots are increasingly integrated into households, offering companionship and assistance. Quadruped robots, particularly those resembling dogs, have emerged as popula…

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Engineering Preprint PDF DOI

Simulation-based Approach for Fast Optimal Control of a Stefan Problem with Application to Cell Therapy

Prakitr Srisuma, George Barbastathis, Richard D. Braatz · 2024

This article describes a new, efficient way of finding control and state trajectories in optimal control problems by reformulation as a system of differential-algebraic equations (DAEs). The optimal c…

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Engineering Preprint PDF DOI

Bridging Hard and Soft: Mechanical Metamaterials Enable Rigid Torque Transmission in Soft Robots

Molly Carton, Jakub F. Kowalewski, Jiani Guo, Jacob F. Alpert, Aman Garg, Daniel Revier, Jeffrey Ian Lipton · 2024

Torque and continuous rotation are fundamental methods of actuation and manipulation in rigid robots. Soft robot arms use soft materials and structures to mimic the passive compliance of biological ar…

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Engineering Preprint PDF DOI

pcaGAN: Improving Posterior-Sampling cGANs via Principal Component Regularization

Matthew C. Bendel, Rizwan Ahmad, Philip Schniter · 2024

In ill-posed imaging inverse problems, there can exist many hypotheses that fit both the observed measurements and prior knowledge of the true image. Rather than returning just one hypothesis of that …

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Engineering Preprint PDF DOI

Dynamic 3D Gaussian Tracking for Graph-Based Neural Dynamics Modeling

Mingtong Zhang, Kaifeng Zhang, Yunzhu Li · 2024

Videos of robots interacting with objects encode rich information about the objects' dynamics. However, existing video prediction approaches typically do not explicitly account for the 3D information …

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Engineering Preprint PDF DOI

Self-deployable contracting-cord metamaterials with tunable mechanical properties

Wenzhong Yan, Talmage Jones, Christopher L. Jawetz, Ryan H. Lee, Jonathan B. Hopkins, Ankur Mehta · 2024

Recent advances in active materials and fabrication techniques have enabled the production of cyclically self-deployable metamaterials with an expanded functionality space. However, designing metamate…

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Engineering Preprint PDF DOI

Milling using two mechatronically coupled robots

Max Goebels, Jan Baumgartner, Tobias Fuchs, Edgar Muhlbeier, Alexander Puchta, Jurgen Fleischer · 2024

Industrial robots are commonly used in various industries due to their flexibility. However, their adoption for machining tasks is minimal because of the low dynamic stiffness characteristic of serial…

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Engineering Preprint PDF DOI

A globalized and preconditioned Newton-CG solver for metric-aware curved high-order mesh optimization

Guillermo Aparicio-Estrems, Abel Gargallo-Peiro, Xevi Roca · 2024

We present a specific-purpose globalized and preconditioned Newton-CG solver to minimize a metric-aware curved high-order mesh distortion. The solver is specially devised to optimize curved high-order…

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Engineering Preprint PDF DOI

Optical Tactile Sensing for Aerial Multi-Contact Interaction: Design, Integration, and Evaluation

Emanuele Aucone, Carmelo Sferrazza, Manuel Gregor, Raffaello D'Andrea, Stefano Mintchev · 2024

Distributed tactile sensing for multi-force detection is crucial for various aerial robot interaction tasks. However, current contact sensing solutions on drones only exploit single end-effector senso…

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