Retraction Note: Energy efficient congestion free and adaptive mechanism for data delivery in underwater wireless sensor networks using 2H-ACK

Optical and Quantum Electronics (2024) 56:1519 https://doi.org/10.1007/s11082-024-07472-7 RETRACTION NOTE Retraction Note: Energy efficient congestion free and adaptive mechanism for data delivery in underwater wireless sensor networks using 2 H-ACK M. Baskar1 · V. Anbarasu2 · A. Balaji3 · P. Kalyanasundaram4 · R. Thiagarajan5 · T. S. Arulananth6 © The Author(s), under exclusive licence to Springer Science+Business Media, LLC, part of Springer Nature Retraction Note: Optical and Quantum Electronics (2022) 54:633 https://doi.org/10.1007/s11082-022-04030-x The online version of the original article can be found at https://doi.org/10.1007/s11082-022-04030-x. M. Baskar V. Anbarasu A. Balaji P. Kalyanasundaram R. Thiagarajan T. S. Arulananth 1 Department of Computing Technologies, School of Computing, College of Engineering and Technology, SRM Institute of Science and Technology, Kattankulathur, Chengapattu 603 203, Tamilnadu, India 2 Department of Networking and Communications, School of Computing, College of Engineering and Technology, SRM Institute of Science and Technology, Kattankulathur, Chengapattu 603 203, Tamilnadu, India 3 School of Computing Science and Engineering, VIT Bhopal University, Bhopal-Indore Highway Kothrikalan, Sehore 466114, Madhya Pradesh, India 4 Institute of Electronics and Communication Engineering, Saveetha School of Engineering, Saveetha Institute of Medical and Technical Sciences, 602 105 Chennai, Tamilnadu, India 5 Department of Computer Science and Engineering, Prathyusha Engineering College, 602 025 Chennai, Tamilnadu, India 6 Department of Electronics and Communication Engineering, MLR Institute of Technology, 500 043 Hyderabad, Telangana, India 13 1519 Page 2 of 2 M. Baskar et al. The Publisher has retracted this article in agreement with the Editors-in-Chief. An investigation by the Publisher found a number of articles, including this one, with a number of concerns, including but not limited to compromised peer-review process, inappropriate or irrelevant references, containing nonstandard phrases or not being in scope of the journal. Based on the investigation’s findings the Publisher, in consultation with the Editorsin-Chief, therefore no longer has confidence in the results and conclusions of this article. Author T.S. Arulananth stated on behalf of all authors stated that they disagree with this retraction. Publisher’s note Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations. 13  (...truncated)