@article{qiu_mechanisms_2004,
	title = {Mechanisms of {Reversible} {Conformational} {Transitions} in a {Single} {Molecule}},
	volume = {93},
	url = {https://link.aps.org/doi/10.1103/PhysRevLett.93.196806},
	doi = {10.1103/PhysRevLett.93.196806},
	abstract = {The reversible interconversion between two nonplanar conformations of single Zn(II) Etioporphyrin I molecules adsorbed on a NiAl(110) surface at 13 K was induced by a scanning tunneling microscope (STM). The threshold voltage for the conformational change at negative sample bias depends linearly on the tip-sample distance, suggesting an electrostatic force mechanism. The reverse conversion involves inelastic electron tunneling via a molecular electronic resonance at 1.25 eV. In contrast with the photon-induced conformational changes, an electrically induced mechanism is realized with the STM.},
	number = {19},
	urldate = {2024-02-16},
	journal = {Physical Review Letters},
	author = {Qiu, X. H. and Nazin, G. V. and Ho, W.},
	month = nov,
	year = {2004},
	note = {Publisher: American Physical Society},
	pages = {196806},
}

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