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Acoustic topological phenomena are generally described using quantum anomalous hall effects (QAHE), quantum valley hall effects (QVHE), and quantum spin hall effects (QSHE) where spin orbit coupling is predominant. Topological edge states are demonstrated by bulk-boundary distinction when the bulk is insulated. In this article topological acoustic conductor and its phenomena are theoretically demonstrated where the boundaries are insulated. This is exactly opposite to the behavior of a topological acoustic insulator. Phenomena presented in this article could not be explained by any of the trio Quantum Hall effects. To explain the phenomenon phononic crystals or PnCs were designed to obtain accidental triple degeneracies, resulting a Dirac-like cone at the \u0393 point (<jats:inline-formula><jats:alternatives><jats:tex-math>$$\\overrightarrow{k}=0$$<\/jats:tex-math><mml:math xmlns:mml=\"http:\/\/www.w3.org\/1998\/Math\/MathML\">\n                  <mml:mrow>\n                    <mml:mover>\n                      <mml:mi>k<\/mml:mi>\n                      <mml:mo>\u2192<\/mml:mo>\n                    <\/mml:mover>\n                    <mml:mo>=<\/mml:mo>\n                    <mml:mn>0<\/mml:mn>\n                  <\/mml:mrow>\n                <\/mml:math><\/jats:alternatives><\/jats:inline-formula>). The phenomenon is microarchitecture and microrotation field independent. Here time reversal symmetry or the space inversion symmetry is not broken, and the degenerated \u2018Deaf band\u2019 dominates the local dispersion with a syncline top band. This scenario results in continuously changing \u2018up spin\u2019 and \u2018down spin\u2019 of the wave energy in the media and remain trapped without specific preferential direction of wave transport. The spin was found to generate the spin angular momentum, causing the switching in geometric phase from <jats:inline-formula><jats:alternatives><jats:tex-math>$$0-2\\pi$$<\/jats:tex-math><mml:math xmlns:mml=\"http:\/\/www.w3.org\/1998\/Math\/MathML\">\n                  <mml:mrow>\n                    <mml:mn>0<\/mml:mn>\n                    <mml:mo>-<\/mml:mo>\n                    <mml:mn>2<\/mml:mn>\n                    <mml:mi>\u03c0<\/mml:mi>\n                  <\/mml:mrow>\n                <\/mml:math><\/jats:alternatives><\/jats:inline-formula> in cyclic pattern, keeping the energy trapped inside the bulk media.<\/jats:p>","DOI":"10.1038\/s41598-024-53226-6","type":"journal-article","created":{"date-parts":[[2024,2,8]],"date-time":"2024-02-08T08:02:54Z","timestamp":1707379374000},"update-policy":"http:\/\/dx.doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Spin resolved topological bulk state in acoustics"],"prefix":"10.1038","volume":"14","author":[{"given":"Mustahseen M.","family":"Indaleeb","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Sourav","family":"Banerjee","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","published-online":{"date-parts":[[2024,2,8]]},"reference":[{"issue":"22","key":"53226_CR1","doi-asserted-by":"publisher","DOI":"10.1103\/PhysRevLett.95.226801","volume":"95","author":"CL Kane","year":"2005","unstructured":"Kane, C. 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