January 01, 2026 article Contraction-Relaxation Behavior Inspired Fractional-Order Control for Physical Human–Robot Interaction With Optimized Order IEEE Transactions on Automation Science and Engineering DOI: 10.1109/tase.2026.3669621 OpenAlex Authors 0 Author list not loaded yet. Cited by 0 stored of 0 References 1 Search Sort Most cited Newest Oldest Patent citations Title Any typearticle review book-chapter conference-paper preprint dissertation book dataset other Any fieldAgricultural and Biological Sciences Arts and Humanities Biochemistry, Genetics and Molecular Biology Business, Management and Accounting Chemical Engineering Chemistry Computer Science Decision Sciences Dentistry Earth and Planetary Sciences Economics, Econometrics and Finance Energy Engineering Environmental Science Health Professions Immunology and Microbiology Materials Science Mathematics Medicine Neuroscience Nursing Pharmacology, Toxicology and Pharmaceutics Physics and Astronomy Psychology Social Sciences Veterinary Open access Composite performance of variable stiffness actuator for exoskeleton administrated via impedance control and disturbance observer 2022 Mechanism and Machine Theory article Engineering Prosthetics and Rehabilitation Robotics 15 citations 1 result