有关透射电镜 (TEM)选区电子衍射 (SAED)的三个问题 - 知乎
在透射电镜中当高能电子束入射到薄试样上时，在 物镜的后焦平面 上将产生电子衍射花样。 该衍射花样经过中间镜和投影镜放大并显示在观察屏上，最终被 CCD相机 记录，展示在显示器上 …
The importance of the shape of Cu2O nanocrystals on plasmon …
2021年9月10日 · Cu 2 O nanostructures of cubic or octahedral shape as well as decorated with gold nanoparticles were synthesized by a chemical process. The electrochemical activity of …
(A–C) TEM images and (D) SAED pattern of the CuO/Cu2O-3 sample
Results show that a ternary CuO/Cu2O/Cu composite was obtained when a single Cu-MOF was calcined in air. The Cu and Cu2O in the product decreased as the melamine in the raw …
Effect of grain orientations of Cu seed layers on the growth of …
2014年8月19日 · We investigate the growth of Cu films on two different Cu seed layers: one with regular <111>-oriented grains and the other with very strong <111>-preferred orientation.
Imaging electrochemically synthesized Cu2O cubes and their ...
2020年7月13日 · In this study, we show that we can electrochemically deposit Cu 2 O cubes directly from an aqueous CuSO 4 solution within the LCs, and follow their subsequent stability …
Mesoporous Cu2O microspheres for highly efficient C2 chemicals ...
2024年10月1日 · In this work, mesoporous Cu 2 O microspheres of ca. 700 nm diameter size with low crystallinity were fabricated to enable efficient conversion of CO 2 to C 2 chemicals by …
st-squares(MLLS) fitting analysis. Crystal structure identification by elect. of Cu, CuO and Cu2O respetctively. This method can apply fo.
电催化CO还原铜表面重构机制丨西湖大学人工光合作用与太阳能燃 …
2024年3月1日 · 该成果揭示了碱性CORR过程中铜催化剂“表面结构-反应中间体-活性关系”的动态演变规律，发现铜催化剂表面纳米化及产生的密集纳米晶粒/晶界是其长时间电催化CORR性 …
Seed‐Mediated Synthesis of Monodispersed Cu2O Nanocubes …
2007年11月7日 · Monodispersed Cu2O nanocubes with approximate average sizes of 40, 65, 100, 230, and 420 nm have been prepared using a seed-mediated synthesis approach in …
Characterization and electrochemical properties of CuO–Cu2O…
2022年4月1日 · CuO–Cu 2 O@rGO NPC prepared by a seed-mediated growth, and insight has been gained into the key factors during charge/discharge processes for pseudocapacitive …