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Related papers: New access to very weak interactions in molecules

200 papers

We consider optical properties of a gas of molecules that are brought to fast unidirectional spinning by a pulsed laser field. It is shown that a circularly polarized probe light passing through the medium inverts its polarization…

Optics · Physics 2015-06-17 Uri Steinitz , Yehiam Prior , Ilya Sh. Averbukh

Optically addressed atomic defects in the solid-state are widely used as single-photon sources and memories for quantum network applications. The solid-state environment allows for a high density of electron and nuclear spins with the…

Spin-bearing molecules are promising building blocks for quantum technologies as they can be chemically tuned, assembled into scalable arrays, and readily incorporated into diverse device architectures. In molecular systems, optically…

Quantum Physics · Physics 2021-01-27 S. L. Bayliss , D. W. Laorenza , P. J. Mintun , B. Diler , D. E. Freedman , D. D. Awschalom

The interaction between spins in coupled quantum dots is revealed in distinct fine structure patterns in the measured optical spectra of InAs/GaAs double quantum dot molecules containing zero, one, or two excess holes. The fine structure is…

Other Condensed Matter · Physics 2011-11-09 M. Scheibner , M. F. Doty , I. V. Ponomarev , A. S. Bracker , E. A. Stinaff , V. L. Korenev , T. L. Reinecke , D. Gammon

We propose a new method of detecting radiation reaction effects in the motion of particles subjected to laser pulses of moderate intensity and long duration. The effect becomes sizeable for particles that gain almost no energy through the…

Spin-transfer and spin-orbit torques allow controlling magnetic degrees of freedom in various materials and devices. However, while the transfer of angular momenta between electrons has been widely studied, the contribution of nuclear spins…

Mesoscale and Nanoscale Physics · Physics 2023-10-16 Adam B. Cahaya , Alejandro O. Leon , Mohammad H. Fauzi

Nuclear magnetic resonance (NMR) is a powerful method for determining the structure of molecules and proteins. While conventional NMR requires averaging over large ensembles, recent progress with single-spin quantum sensors has created the…

Molecules present a versatile platform for quantum information science, and are candidates for sensing and computation applications. Robust spin-optical interfaces are key to harnessing the quantum resources of materials. To date,…

Quantum control of solid-state spin qubits typically involves pulses in the microwave domain, drawing from the well-developed toolbox of magnetic resonance spectroscopy. Driving a solid-state spin by optical means offers a high-speed…

The propensity of molecules to spatially align along the polarization vector of intense, pulsed light fields is related to readily-accessible parameters (molecular polarizabilities, moment of inertia, peak intensity of the light and its…

Atomic Physics · Physics 2009-11-06 S. Banerjee , D. Mathur , G. Ravindra Kumar

With the creation of ultracold atoms and molecules, a new type of chemistry - "resonance" chemistry - emerges: chemical reactions can occur when the energy of colliding atoms and molecules matches a bound state of the combined molecule…

Other Condensed Matter · Physics 2009-11-11 V. V. Flambaum , J. S. M. Ginges

The weak interaction does not conserve parity, which is apparent in many nuclear and atomic phenomena. However, thus far, parity nonconservation has not been observed in molecules. Here we consider nuclear-spin-dependent parity…

Controlling the motion of macroscopic oscillators in the quantum regime has been the subject of intense research in recent decades. In this direction, opto-mechanical systems, where the motion of micro-objects is strongly coupled with laser…

Quantum Physics · Physics 2021-06-03 Maxime Perdriat , Clément Pellet-Mary , Paul Huillery , Loïc Rondin , Gabriel Hétet

Strong laser-induced magnetization of oxygen gas at room temperature and atmospheric pressure is achieved experimentally on the sub-nanosecond time scale. The method is based on controlling the electronic spin of paramagnetic molecules by…

Quantum Physics · Physics 2017-06-21 A. A. Milner , A. Korobenko , V. Milner

Molecular spin clusters are mesoscopic systems whose structural and physical features can be tailored at the synthetic level. Besides, their quantum behavior is directly accessible in laboratory and their magnetic properties can be…

Mesoscale and Nanoscale Physics · Physics 2015-05-18 F. Troiani , V. Bellini , A. Candini , G. Lorusso , M. Affronte

A new mode of effective interaction of molecular rotational degrees of freedom with an intense, nonresonant, ultrashort laser pulse is explored. Transient nonadiabatic charge redistribution (TNCR) in larger molecules or molecular ions…

Optics · Physics 2020-01-01 D. A. Romanov , R. J. Levis

Rapid progress in the experimental control and interrogation of molecules, combined with developments in precise calculations of their structure, are enabling new opportunities in the investigation of nuclear and particle physics phenomena.…

Genetic algorithms, as implemented in optimal control strategies, are currently successfully exploited in a wide range of problems in molecular physics. In this context, laser control of molecular alignment and orientation remains a very…

Chemical Physics · Physics 2007-05-23 O. Atabek , C. M. Dion

We propose a mechanism to produce a superposition of atomic and molecular states by a train of ultrashort laser pulses combined with weak control fields. By adjusting the repetition rate of the pump pulses and the intensity of the coupling…

Atomic Physics · Physics 2014-11-18 Anahit Gogyan , Stephane Guerin , Yuri Malakyan

We investigate experimentally the effect of quantum resonance in the rotational excitation of the simplest quantum rotor - a diatomic molecule. By using the techniques of high-resolution femtosecond pulse shaping and rotational…

Quantum Physics · Physics 2013-05-30 S. Zhdanovich , C. Bloomquist , J. Floß , I. Sh. Averbukh , J. W. Hepburn , V. Milner