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Organic charge-transfer complexes (CTCs) formed by strong electron acceptor and strong electron donor molecules are known to exhibit exotic effects such as superconductivity and charge density waves. We present a low-temperature scanning…

Mesoscale and Nanoscale Physics · Physics 2021-06-24 Avijit Kumar , Kaustuv Banerjee , Mikko M. Ervasti , Shawulienu Kezilebieke , Marc Dvorak , Patrick Rinke , Ari Harju , Peter Liljeroth

The optical extinction spectra arising from localized surface plasmon resonance in doped semiconductor nanocrystals (NCs) have intensities and lineshapes determined by free charge carrier concentrations and the various mechanisms for…

We investigate the detection of composite dark matter that disassembles into a cascade while crossing the Earth. This occurs for loosely bound composite dark matter, where the binding energy per constituent is small, such that scattering…

High Energy Physics - Phenomenology · Physics 2026-02-12 Yilda Boukhtouchen , Joseph Bramante , Christopher Cappiello , Melissa Diamond

We report the co-assembly and adsorption properties of coacervate complexes made from polyelectrolyte-neutral block copolymers and oppositely charged nanocolloids. The nanocolloids put under scrutiny were ionic surfactant micelles and…

Dual-energy computed tomography (DECT) is an advanced CT scanning technique enabling material characterization not possible with conventional CT scans. It allows the reconstruction of energy decay curves at each 3D image voxel, representing…

Image and Video Processing · Electrical Eng. & Systems 2022-02-01 Segolene Brivet , Faicel Chamroukhi , Mark Coates , Reza Forghani , Peter Savadjiev

The theoretical modelling of metal-organic interfaces represents a formidable challenge, especially in consideration of the delicate balance of various interaction mechanisms and the large size of involved molecular species. In the present…

Materials Science · Physics 2024-01-30 P. Jakob , N. L. Zaitsev , A. Namgalies , R. Tonner , I. A. Nechaev , F. S. Tautz , U. Höfer , D. Sanchez-Portal

Following Sham and Rice [L. J. Sham, T. M. Rice, Phys. Rev. 144 (1966) 708] the correlated motion of particle-hole pairs is studied, starting from the general two-particle Greens function. In this way we derive a matrix equation for…

mtrl-th · Physics 2009-10-28 Walter Ekardt , Jorge M. Pacheco

Because of their central importance in chemistry and biology, water molecules have been the subject of decades of intense spectroscopic investigations. Rotational spectroscopy of water vapor has yielded detailed information about the…

Chemical Physics · Physics 2020-10-07 Yaqing Zhang , Jiaojian Shi , Xian Li , Stephen L. Coy , Robert W. Field , Keith A. Nelson

We introduce a model for active transport on inhomogeneous networks embedded in a diffusive environment and investigate the formation of particle clusters. In the presence of a hard-core interaction, cluster sizes exhibit an algebraically…

Biological Physics · Physics 2015-03-13 Philip Greulich , Ludger Santen

Semi-empirical quantum chemistry methods offer a very interesting compromise between accuracy and computational load. In order to assess the performance of NDDO methods in the interpretation of terahertz spectra, the low frequency vibration…

Chemical Physics · Physics 2016-04-14 P. Chamorro-Posada

Electromagnetic interaction between a sub-wavelength particle (the `probe') and a material surface (the `sample') is studied theoretically. The interaction is shown to be governed by a series of resonances corresponding to surface polariton…

Mesoscale and Nanoscale Physics · Physics 2016-02-11 B. -Y. Jiang , L. M. Zhang , A. H. Castro Neto , D. N. Basov , M. M. Fogler

Organic semiconductors are a promising class of materials for numerous electronic and optoelectronic applications, including solar cells. However, these materials tend to be extremely sensitive to the local environment and surrounding…

Mesoscale and Nanoscale Physics · Physics 2023-03-29 Katherine A. Cochrane , Tanya S. Roussy , Bingkai Yuan , Gary Tom , Erik Mårsell , Sarah A. Burke

Newly calculated bounds on the strength of the coupling of an electron to a proton or a neutron by a fifth force are presented. These results are derived from the high precision spectroscopic data currently available for hydrogen,…

Atomic Physics · Physics 2025-05-01 R M Potvliege

The ALICE experiment features multiple particle identification systems. The measurement of the identified charged hadron $p_{t}$ spectra in proton-proton collisions at $\sqrt{s}=900$ GeV will be discussed. In the central rapidity region…

High Energy Physics - Experiment · Physics 2019-08-14 L. Milano

Different methods of trap parameter measurement are analysed. Transient photoconductivity and thermally stimulated effects were used to investigate the influence of traps in LEC SI-GaAs and high resistivity epitaxial GaAs. The peculiarities…

High Energy Physics - Experiment · Physics 2009-10-31 J. Vaitkus , E. Gaubas , V. Kazukauskas , V. Rinkevicius , J. Storasta , R. Tomasiunas , K. M. Smith , V. O'Shea

The settling of colloidal particles with short-ranged attractions is investigated via highly resolved immersed boundary simulations. At modest volume fractions, we show that inter-colloid attractions lead to clustering that reduces the…

Soft Condensed Matter · Physics 2018-03-29 Andrew M. Fiore , Gang Wang , James W. Swan

Measurements of two-particle angular correlations between an identified strange hadron (K0S or Lambda/anti-Lambda) and a charged particle, emitted in pPb collisions, are presented over a wide range in pseudorapidity and full azimuth. The…

Nuclear Experiment · Physics 2015-02-03 CMS Collaboration

We give an overview of results and prospects of nuclear clustering studies on the grounds of the observations of interactions of light stable and radioactive nuclei with an initial energy above 1 A GeV in nuclear emulsions. Thank to the…

The CDEX (China Dark matter Experiment) now deploys ~10 kg pPCGe (p-type Point Contact Germanium) detectors in CJPL (China Jinping Underground Laboratory). It aims to detect rare events such as dark matter and 0vbb (neutrinoless double beta…

Instrumentation and Detectors · Physics 2020-10-26 Jinfu Zhu , Tao Xue , Liangjun Wei , Jianmin Li

We develop a microscopic model for the interaction of small rare gas clusters with soft X-ray radiation. It is shown that, while the overall charging of the clusters is rather low, unexpectedly high atomic charge states can arise due to…

Atomic and Molecular Clusters · Physics 2009-11-10 Ch. Siedschlag , J. M. Rost