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Related papers: Single molecule detection of nanomechanical motion

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We introduce the `displacemon' electromechanical architecture that comprises a vibrating nanobeam, e.g. a carbon nanotube, flux coupled to a superconducting qubit. This platform can achieve strong and even ultrastrong coupling enabling a…

Quantum Physics · Physics 2020-07-07 Kiran E. Khosla , Michael R. Vanner , Natalia Ares , Edward A. Laird

We introduce a charge coupled device (CCD) camera based detection scheme in dynamic light scattering that provides information on the single-scattered auto-correlation function even for fairly turbid samples. It is based on the single…

Soft Condensed Matter · Physics 2009-11-11 Pavel Zakharov , Suresh Bhat , Peter Schurtenberger , Frank Scheffold

We investigate the quantum transport through a single-wall carbon nanotube connected to leads in the presence of an external radiation field. We analyze the conductance spectrum as a function of the frequency and strength of the field. We…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 P. A. Orellana , M. Pacheco

The transport properties of a CNT capacitively coupled to a molecule vibrating along one of its librational modes are studied and its transport properties analyzed in the presence of an STM tip. We evaluate the linear charge and thermal…

Mesoscale and Nanoscale Physics · Physics 2013-09-12 F. Remaggi , N. Traverso Ziani , G. Dolcetto , F. Cavaliere , M. Sassetti

Single molecule fluorescence tracking provides information at nm-scale and ms-temporal resolution about the dynamics and interaction of individual molecules in a biological environment. While the dynamic behavior of isolated molecules can…

Statistical Mechanics · Physics 2021-04-07 Horst-Holger Boltz , Alexei Sirbu , Nina Stelzer , Martin J. Lohse , Christof Schütte , Paolo Annibale

We present a theory for analyzing residence times of single molecules in a fixed detection area of a scanning tunneling microscope (STM). The approach is developed for one-dimensional molecule diffusion and can be extended to two dimensions…

Mesoscale and Nanoscale Physics · Physics 2022-08-23 Christoph Schiel , Philipp Rahe , Philipp Maass

Optical dielectric resonances have the ability to modulate optical energy, and by coupling multiple resonators into photonic molecules, new opportunities emerge in spectral engineering. Using electron-beam spectroscopy, in a 300-keV…

Optics · Physics 2021-10-07 Martin Couillard

As a complementary tool to nanofluidics, biomolecular based transport is envisioned for nanotechnological devices. We report a new method for guiding microtubule shuttles on multi-walled carbon nanotube tracks, aligned by dielectrophoresis…

In single electron tunneling through clean, suspended carbon nanotube devices at low temperature, distinct switching phenomena have regularly been observed. These can be explained via strong interaction of single electron tunneling and…

Mesoscale and Nanoscale Physics · Physics 2015-09-24 D. R. Schmid , P. L. Stiller , C. Strunk , A. K. Hüttel

Trapped atoms and ions are among the best controlled quantum systems which find widespread applications in quantum information, sensing and metrology. For molecules, however, a similar degree of control is currently lacking owing to their…

Quantum Physics · Physics 2020-03-25 Mudit Sinhal , Ziv Meir , Kaveh Najafian , Gregor Hegi , Stefan Willitsch

Single molecule junctions exhibit dynamic structural configurations that strongly influence their electronic and thermoelectric properties. Here, we combine conductance (G) and Seebeck coefficient (S) measurements using the novel AC based…

Tethered particle motion experiments are versatile single-molecule techniques enabling one to address in vitro the molecular properties of DNA and its interactions with various partners involved in genetic regulations. These techniques…

Biological Physics · Physics 2019-09-05 Manoel Manghi , Nicolas Destainville , Annaël Brunet

Strong light-matter interactions facilitate not only emerging applications in quantum and non-linear optics but also modifications of materials properties. In particular the latter possibility has spurred the development of advanced…

Mesoscale and Nanoscale Physics · Physics 2021-08-17 Jakub Fojt , Tuomas P. Rossi , Tomasz J. Antosiewicz , Mikael Kuisma , Paul Erhart

Single atom/molecule manipulation with a scanning-tunneling-microscope (STM) tip is an innovative experimental technique of nanoscience. Using STM-tip as an engineering or analytical tool, artificial atomic-scale structures can be…

Materials Science · Physics 2015-06-25 Saw-Wai Hla

We explore theoretically the single-photon transport in a single-mode waveguide that is coupled to a hybrid atom-optomechanical system in a strong optomechanical coupling regime. Using a full quantum real-space approach, transmission and…

Quantum Physics · Physics 2013-12-16 W. Z. Jia , Z. D. Wang

Single-molecule biophysics has transformed our understanding of the fundamental molecular processes involved in living biological systems, but also of the fascinating physics of life. Far more exotic than a collection of exemplars of soft…

Biological Physics · Physics 2017-09-08 Helen Miller , Zhaokun Zhou , Jack Shepherd , Adam J. M. Wollman , Mark C. Leake

A multi-high-frequency electron paramagnetic resonance method is used to probe the magnetic excitations of a dimer of single-molecule magnets. The measured spectra display well resolved quantum transitions involving coherent superposition…

Mesoscale and Nanoscale Physics · Physics 2016-08-31 S. Hill , R. S. Edwards , N. Aliaga-Alcalde , G. Christou

Optical solitary waves (solitons) that interact in a nonlinear system can bind and form a structure similar to a molecule. The rich dynamics of this process have created a demand for rapid spectral characterization to deepen the…

Optics · Physics 2023-06-21 Lukasz A. Sterczewski , Jaroslaw Sotor

Coulomb interactions can have a decisive effect on the ground state of electronic systems. The simplest system in which interactions can play an interesting role is that of two electrons on a string. In the presence of strong interactions…

Mesoscale and Nanoscale Physics · Physics 2013-10-24 S. Pecker , F. Kuemmeth , A. Secchi , M. Rontani , D. C. Ralph , P. L. McEuen , S. Ilani

Absorption microscopy is a powerful technique, enabling the detection of single non- fluorescent molecules at room temperature. So far, the molecular absorption has been probed optically via the attenuation of a probing laser. The…

Applied Physics · Physics 2018-11-21 Miao-Hsuan Chien , Mario Brameshuber , Gerhard J. Schütz , Silvan Schmid