Details Details PDF BIBTEX RIS Title Ultrasonic Estimation of Pressure Dependent Non-Linearity Index in Liver Journal title Archives of Acoustics Yearbook Online first Authors Nowicki, Andrzej ; Tasinkiewicz, Jurij ; Karwat, Piotr ; Żołek, Norbert ; Trots, Ihor ; Tymkiewicz, Ryszard Affiliation Nowicki, Andrzej : Institute of Fundamental Technological Research, Polish Academy of Sciences, Warsaw, Poland ; Tasinkiewicz, Jurij : Institute of Fundamental Technological Research, Polish Academy of Sciences, Warsaw, Poland ; Karwat, Piotr : Institute of Fundamental Technological Research, Polish Academy of Sciences, Warsaw, Poland ; Karwat, Piotr : us4us Ltd., Warsaw, Poland ; Żołek, Norbert : Institute of Fundamental Technological Research, Polish Academy of Sciences, Warsaw, Poland ; Trots, Ihor : Institute of Fundamental Technological Research, Polish Academy of Sciences, Warsaw, Poland ; Tymkiewicz, Ryszard : Institute of Fundamental Technological Research, Polish Academy of Sciences, Warsaw, Poland Keywords Ultrasound imaging ; Non-linear propagation ; Liver imaging ; Non-linearity index (NLI) ; Abdominal ultrasound Divisions of PAS Nauki Techniczne Publisher Polish Academy of Sciences, Institute of Fundamental Technological Research, Committee on Acoustics Date 14.01.2026 Type Research Paper Identifier ISSN 0137-5075 ; eISSN 2300-262X