ðə fˌʌndəmˈɛntəl mˈɛkənˌɪzəm ʌvðə lˈoʊ θˈɜːməl kɑːndəktˈɪvᵻɾi hˈæzbiːn ᵻlˈæbɚɹˌeɪɾᵻd ɪn ðˈɪs “sˈɔft” ɐkˈoːɹdiənlˈaɪk lˈeɪɚd stɹˈʌktʃɚ ænd vˈɛɹᵻfˌaɪd dˈuː tʊ ɐ ɐbnˈoːɹməli stɹˈɔŋ fˈɑːnɑːn ɹᵻnˌoːɹməlᵻzˈeɪʃən æt ɹˈuːm tˈɛmpɹɪtʃɚ.
The fundamental mechanism of the low thermal conductivity has been elaborated in this “soft” accordion-like layered structure and verified due to a abnormally strong phonon renormalization at room temperature.