THE scanning tunnelling microscope (STM) has been used to visualize DNA 1 under water 2, under oil 3 and in air-, Images of single-stranded DNA...
Scanning tunneling microscopy of DNA - IEEE Xplore
1996年2月29日 · Abstract: The systematic removal or destruction of DNA by the scanning tunneling microscope (STM) stems from the low conductivity of the molecule. Imaging DNA at …
Scanning Tunneling Microscopy of Biological Structures: An …
Scanning tunneling microscopy (STM) is a technique that can be used to directly observe individual biomolecules at near-molecular scale. Within this framework, STM is of crucial …
Direct Observation of Native DNA Structures with the Scanning
Uncoated double-stranded DNA dissolved in a salt solution was deposited on graphite and imaged in air with the scanning tunneling microscope (STM). The resolution was such that the …
扫描隧道显微镜(STM) - 知乎 - 知乎专栏
1981年，扫描隧道显微镜（Scanning Tunneling Microscope,STM）问世，由于其可以观察物质表面形貌，获得样品表面局域态密度，定位和操纵原子等，被公认为20世纪80年代世界十大科 …
Atomic-resolution STM structure of DNA and localization of the …
2003年3月28日 · Single-molecule imaging by scanning tunnelling microscopy (STM) yields the atomic-resolution (0.6 Å) structure of individual B-type DNA molecules. The strong correlation …
High-resolution scanning tunneling microscopy imaging of DNA …
1999年7月20日 · Here we report reproducible and reliable high-resolution STM images of DNA deposited on a well-defined Cu(111) substrate under UHV conditions using the pulse injection …
A DNA sequence scanned - Nature Nanotechnology
2009年7月5日 · Tanaka and Kawai have achieved partial sequencing of a single-stranded DNA molecule by using a combination of STM imaging and scanning tunnelling spectroscopy (STS) …
NDA分子双螺旋结构的扫描隧道显微镜 (STM)观测-期刊-万方数据 …
2004年1月8日 · 摘要： 用自制的stm,经高序定向热解石墨(hopg)对扫描组件进行定标后,采用展开法制样,在常温常压的自然条件下,对猪脾dna分子进行了观测研究.得到了石墨表面清晰的原子 …
Atomic-scale imaging of DNA using scanning tunnelling microscopy
1990年7月19日 · The scanning tunnelling microscope (STM) has been used to visualize DNA under water, under oil and in air. Images of single-stranded DNA have shown that …