Download Applied Scanning Probe Methods VI: Characterization by Thomas Müller (auth.), Professor Bharat Bhushan, Satoshi PDF

By Thomas Müller (auth.), Professor Bharat Bhushan, Satoshi Kawata (eds.)

ISBN-10: 3540373187

ISBN-13: 9783540373186

The scanning probe microscopy ?eld has been swiftly increasing. it's a difficult activity to gather a well timed evaluation of this ?eld with an emphasis on technical dev- opments and commercial functions. It grew to become obtrusive whereas enhancing Vols. I–IV that an enormous variety of technical and applicational facets are current and swiftly - veloping around the globe. contemplating the good fortune of Vols. I–IV and the truth that extra colleagues from best laboratories have been able to give a contribution their most up-to-date achie- ments, we determined to extend the sequence with articles touching ?elds no longer coated within the prior volumes. The reaction and help of our colleagues have been first-class, making it attainable to edit one other 3 volumes of the sequence. not like to- cal convention complaints, the utilized scanning probe tools intend to provide an summary of modern advancements as a compendium for either functional purposes and up to date easy learn effects, and novel technical advancements with appreciate to instrumentation and probes. the current volumes disguise 3 major parts: novel probes and strategies (Vol. V), charactarization (Vol. VI), and biomimetics and business purposes (Vol. VII). quantity V contains an summary of probe and sensor applied sciences together with built-in cantilever ideas, electrostatic microscanners, low-noise tools and enhanced dynamic strength microscopy innovations, high-resonance dynamic strength - croscopy and the torsional resonance process, modelling of tip cantilever structures, scanning probe tools, ways for elasticity and adhesion measurements at the nanometer scale in addition to optical purposes of scanning probe ideas in keeping with near?eld Raman spectroscopy and imaging.

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Alkane functionalization affects such structural parameters as the lamella–backbone angle since functional group interactions can exhibit a pronounced angular dependence (in addition to steric requirements) compared to the more isotropic alkane–alkane and alkane–graphite dispersion forces. Fig. 4. Constant current STM image (sample bias −168 mV, 300 pA tunneling current) of hexatriacontane at the interface between a dodecane solution and the basal plane of graphite. Panels (a) and (b) show raw data acquired in two successive scans.

8. e. with an even number of carbon atoms). The mirror image relationship between the two types of domains is emphasized by the unit cells shown as (nonrectangular) parallelograms. As can be seen in panel (c), nonadecanoic acid (with an odd number of carbon atoms) forms a packing structure with a rectangular unit cell that is identical to its mirror image and represents a 2D racemate with an alternating arrangement of opposite enantiomorphs. The expression of chirality has also been examined for self-assembled monolayers composed of several distinct molecular building blocks.

Monolayers physisorbed on the basal plane of graphite can serve as ideal model systems for studies of self-assembly and molecular device properties. Highly ordered adsorbate monolayers on graphite substrates have been generated for a wide range of experimental conditions and molecular species. The dominant dispersion and electrostatic interactions on this inert substrate often afford sufficient adsorbate mobility to aid in the self-assembly of thermodynamically favored monolayer structures. A combination of theoretical and experimental approaches, including proximal probes, diffraction-based techniques, and thermal desorption, has been employed to interrogate adsorbate structures and dynamics, and ultimately unravel the delicate balance of forces driving the self-assembly process.

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