div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=document-transformationhtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: β-Transformation loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader037fdocumentpubreader037viewer2022100510575067c91a28ab0f07ad238ahtml5thumbnails1jpg width=140 height=200 divp© 1931 Nature Publishing Grouppdiv