div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imagea href=https:reader042fdocumentsusreader042viewer20220410075ead8c943065f24d6f062c03html5page1jpg target=_blank img data-url=document309-e-durability-which-means-that-they-require-costly-environmental-barrier-coatingshtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: 309-E durability which means that they require costly environmental barrier coatings EBCs to operate under high-velocity combustion Dr Nasrin Al Nasiri explains In the past IO- loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader042fdocumentsusreader042viewer20220410075ead8c943065f24d6f062c03html5thumbnails1jpg width=140 height=200 adivdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imagea href=https:reader042fdocumentsusreader042viewer20220410075ead8c943065f24d6f062c03html5page2jpg target=_blank img data-url=document309-e-durability-which-means-that-they-require-costly-environmental-barrier-coatingshtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: 309-E durability which means that they require costly environmental barrier coatings EBCs to operate under high-velocity combustion Dr Nasrin Al Nasiri explains In the past IO- loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader042fdocumentsusreader042viewer20220410075ead8c943065f24d6f062c03html5thumbnails2jpg width=140 height=200 adivdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imagea href=https:reader042fdocumentsusreader042viewer20220410075ead8c943065f24d6f062c03html5page3jpg target=_blank img data-url=document309-e-durability-which-means-that-they-require-costly-environmental-barrier-coatingshtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: 309-E durability which...