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Experiments aimed at quantifying the interface between quantum and classical physics necessarily require a high degree of isolation from the environment: wavefunction collapse and quantum gravity effects at laboratory scales are predicted…

Quantum Physics · Physics 2026-05-12 M. Arrayás , J. L. Trueba , C. Uriarte , J. Clothier , C. C. E. Elmy , R. Schanen , D. E. Zmeev , Š. Midlik

We argue for a relation between the supersymmetry breaking scale and the measured value of the dark energy density $\Lambda$. We derive it by combining two quantum gravity consistency swampland constraints, which tie the dark energy density…

High Energy Physics - Theory · Physics 2023-05-17 Luis A. Anchordoqui , Ignatios Antoniadis , Niccolò Cribiori , Dieter Lust , Marco Scalisi

Recent work on using density dependent $\Lambda$-nuclear optical potentials in calculations of $\Lambda$-hypernuclear binding energies is reviewed. It is found that all known $\Lambda$ binding energies in the mass range $16 \leq A \leq 208$…

Nuclear Theory · Physics 2026-02-11 Eliahu Friedman , Avraham Gal

Many structures inside the cell such as nucleosomes and protein-mediated DNA loops contain sharply bent double-stranded (ds) DNA. Therefore, the energetics of strong dsDNA bending constitutes an essential part of cellular thermodynamics.…

Biological Physics · Physics 2014-11-05 Tung T. Le , Harold D. Kim

Recent in vitro experiments have shown that DNA ejection from bacteriophage can be partially stopped by surrounding osmotic pressure when ejected DNA is digested by DNase I on the course of ejection. We argue in this work by combination of…

Biological Physics · Physics 2008-12-18 Meerim Jeembaeva , Martin Castelnovo , Frida Larsson , Alex Evilevitch

In recent years, several experiments using magnetic spectrometers provided high precision results in the field of Hypernuclear Physics. In particular, the accurate determination of the Lambda-binding energy, B(Lambda), contributed to…

Nuclear Experiment · Physics 2017-04-05 E. Botta , T. Bressani , A. Feliciello

We separate double stranded lambda phage DNA by applying a fixed force at a constant temperature ranging from 15C to 50C, and measure the minimum force required to separate the two strands, providing the first experimental determination of…

Soft Condensed Matter · Physics 2009-11-10 C. Danilowicz , Y. Kafri , R. S. Conroy , V. W. Coljee , J. Weeks , M. Prentiss

The stability of DNA molecule during the encapsulation process is a topic of intense research. We study the thermal stability of the double-stranded DNA molecule of different lengths in a confined space. Using a statistical model we…

Soft Condensed Matter · Physics 2020-02-04 Arghya Maity , Navin Singh

By imposing validity of the perturbation and stability of vacuum up to an energy scale $\Lambda$ ($\leq 10^{19}$ GeV), we evaluate mass bounds of the lightest CP-even Higgs-boson mass ($m_h$) in the two-Higgs-doublet model (2HDM) with a…

High Energy Physics - Phenomenology · Physics 2009-10-31 S. Kanemura , T. Kasai , Y. Okada

Combining equilibrium and non-equilibrium molecular dynamics simulations with accurate carbon potentials, we determine the thermal conductivity $\lambda$ of carbon nanotubes and its dependence on temperature. Our results suggest an…

Materials Science · Physics 2009-10-31 Savas Berber , Young-Kyun Kwon , David Tomanek

We consider the cosmological and astrophysical constraints on the decay of massive $E_8 \times E_8^\prime$ superstring axions associated with the hidden sector. We find that decay lifetimes greater than 1 s are ruled out by limits from…

High Energy Physics - Phenomenology · Physics 2009-10-28 Raghavan Rangarajan

We report magnetic measurements up to 1100 K on a multi-walled carbon nanotube mat sample using a Quantum Design vibrating sample magnetometer. In an ultra-low field (H = -0.02 Oe), we find a very large paramagnetic susceptibility (up to…

Superconductivity · Physics 2007-05-23 Guo-meng Zhao , Pieder Beeli

The measured luminosity distances of Type Ia supernovae (SNe Ia) as a function of redshift have shown that the expansion of the Universe is currently accelerating, probably due to the presence of repulsive dark energy such as Einstein's…

Astrophysics · Physics 2017-08-23 A. V. Filippenko

We use an elastic rod model with contact to study the extension versus rotation diagrams of single supercoiled DNA molecules. We reproduce quantitatively the supercoiling response of overtwisted DNA and, using experimental data, we get an…

Biomolecules · Quantitative Biology 2013-05-29 Sebastien Neukirch

Debates about conductivity of DNAs have been recently renewed due to contradictory results of direct measurements by use of electrical contacts to molecules. In several works it was discovered that double-stranded (ds)DNAs are conductors:…

Condensed Matter · Physics 2007-05-23 A. Yu. Kasumov , D. V. Klinov

We have measured the alpha parameter of the Omega- to Lambda K- decay using data collected with the HyperCP spectrometer during the 1997 fixed-target run at Fermilab. Analyzing a sample of 0.96 million Omega- to Lambda K^-, Lambda to p pi-…

Most bacteriophages are known to inject their double-stranded DNA into bacteria upon receptor binding in an essentially spontaneous way. This downhill thermodynamic process from the intact virion toward the empty viral capsid plus released…

Biological Physics · Physics 2010-01-07 Meerim Jeembaeva , B. Jönsson , Martin Castelnovo , Alex Evilevitch

We have investigated the conduction over a wide range of temperature of $\lambda$ DNA molecules deposited across slits etched through a few nanometers thick platinum film. The slits are insulating before DNA deposition but contain metallic…

Mesoscale and Nanoscale Physics · Physics 2015-05-20 A. D. Chepelianskii , D. Klinov , A. Kasumov , S. Guéron , O. Pietrement , S. Lyonnais , H. Bouchiat

We study the low-temperature low-frequency conductivity sigma of an interacting one dimensional electron system in the presence of a periodic potential. The conductivity is strongly influenced by conservation laws, which, we argue, need be…

Strongly Correlated Electrons · Physics 2009-10-31 A. Rosch , N. Andrei

We present measurements of the magnetic field dependence of the penetration depth Lambda(H) for untwinned YBa_2Cu_3O_6.95 for temperatures from 1.2 to 70 K in dc fields up to 42 gauss and directions 0, 45 and 90 degrees with respect to the…

Superconductivity · Physics 2009-10-31 C. P. Bidinosti , W. N. Hardy , D. A. Bonn , Ruixing Liang