scholarly journals Effects of molecular architecture on morphology and photophysics in conjugated polymers: from single molecules to bulk

2018 ◽  
Vol 9 (5) ◽  
pp. 1101-1111 ◽  
Author(s):  
Zhongjian Hu ◽  
Beiyue Shao ◽  
Geoffrey T. Geberth ◽  
David A. Vanden Bout

A definitive comprehension of morphology and photophysics in conjugated polymers at multiple length scales demands both single molecule spectroscopy and well-controlled molecular architectures.

Author(s):  
Michel Orrit

This chapter gives an overview of the main optical methods used to detect and study single molecules and other small objects (nano-objects). Much of the work so far has exploited the excellent sensitivity and selectivity of fluorescence, but several new techniques, mostly based on nonlinear optics, have recently reached the single-molecule or single-nanoparticle regime. The chapter briefly discusses some results with reference to published reviews. Single-molecule techniques have now been incorporated into the arsenal of the physico-chemist and the cell biologist. However, the recent development of super-resolution techniques and of new labels suggests that further progress can be expected from measurements on single nano-objects in the next few years.


2018 ◽  
Vol 190 ◽  
pp. 01002
Author(s):  
Michel Orrit

Starting with the first single-molecule fluorescence experiments in 1990, the field of cryogenic single-molecule spectroscopy exploits the narrow zero-phonon lines of single molecules, usually in molecular crystals and glasses. Occasionally, similar experiments can also be done at room temperature, as illustrated by the case of the NV- center in diamond. In this review contribution, I shall illustrate the variety and scope of the experiments performed in the past 28 years, highlighting some important points and outlooks.


2005 ◽  
Vol 38 (7) ◽  
pp. 602-610 ◽  
Author(s):  
Paul F. Barbara ◽  
Andre J. Gesquiere ◽  
So-Jung Park ◽  
Young Jong Lee

ChemInform ◽  
2005 ◽  
Vol 36 (39) ◽  
Author(s):  
Paul F. Barbara ◽  
Andre J. Gesquiere ◽  
So-Jung Park ◽  
Young Jong Lee

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