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[求助]
關(guān)于做TEM之前的超聲分散問題
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| 我做了一些納米金屬粒子,表面需要修飾劑修飾,現(xiàn)在準備去做TEM看一下樣品的形貌。在TEM之前,需要超聲處理一下,以便讓它能更好的分散。想請教一下各位木蟲,超聲處理的話,會不會破壞修飾劑在粒子表面已經(jīng)形成的化學鍵? 謝謝 |

用戶注銷 (職業(yè)作家)
木蟲 (正式寫手)

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???????÷???? ?????P?I 1. ??????w???????: ?????????B????????????????^????????? 2. ????r?g: ?????w??????????L???^?????????????????????????????^??????ò?? ???????????????? try ????r?g???? try ???? ??????????? TEM ??????????????????????????????M SEM ???^?? ??????х?????r???????????~?W??????M TEM ???????? ??_? try ????r?g?r?????????????????? cell ??b?????????s?????????濴?^??????????????????????^?????????????????f??????b????? cell ????????????????????????????? ?????????????????????????? 0.01 g ???? 20 ml ??????r?g??????? 15 ????????Ρ? ????????x????x?????o??????????????????????????h?? ???????????????????c?????^?? ??????????? |

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