Results 61 to 70 of about 5,161,923 (254)

Photonuclear Population of 229m,gTh in Th‐Doped Crystals Toward Nuclear Clock Development

open access: yesAdvanced Science, EarlyView.
This study demonstrates a novel photonuclear approach for producing the nuclear clock isomer 229mTh in thorium‐doped crystals, overcoming current supply limitations. Through cross‐section calculations and Monte Carlo simulations, we identify optimal crystal materials and irradiation conditions, achieving high signal‐to‐noise ratios.
Hao‐Yang Lan   +9 more
wiley   +1 more source

Self-consistent description of the SHFB equations for 112Sn

open access: yesResults in Physics, 2018
The Hartree-Fock (HF) method is an excellent approximation of the closed shell magic nuclei. Pair correlation is essential for the description of open shell nuclei and has been derived for even-even, odd-odd and even-odd nuclei.
M. Ghafouri, H. Sadeghi, M. Torkiha
doaj   +1 more source

Surface Properties of CeB6 and Challenges in Surface Preparation Revealed by Scanning Tunneling Microscopy

open access: yesAdvanced Physics Research, EarlyView.
The investigation of the Kondo lattice system CeB6${\rm CeB}_6$ by highly surface sensitive techniques is hampered by difficulties in preparing well‐ordered, atomically flat surfaces. The richness of possible surface terminations and their impact on spectroscopic STM results are discussed.
M. Victoria Ale Crivillero   +4 more
wiley   +1 more source

Fock-space projection operators for semi-inclusive final states

open access: yesPhysics Letters B, 2017
We present explicit expressions for Fock-space projection operators that correspond to realistic final states in scattering experiments. Our operators automatically sum over unobserved quanta and account for non-emission into sub-regions of momentum ...
Robert Dickinson   +2 more
doaj   +1 more source

Arrested development and fragmentation in strongly-interacting Floquet systems

open access: yesSciPost Physics, 2023
We explore how interactions can facilitate classical like dynamics in models with sequentially activated hopping. Specifically, we add local and short range interaction terms to the Hamiltonian and ask for conditions ensuring the evolution acts as a ...
Matthew Wampler, Israel Klich
doaj   +1 more source

Some Characterizations for Composition Operators on the Fock Space [PDF]

open access: yes, 2016
We study composition operators on the Fock spaces $\mathcal{F}^2_\alpha(\mathbb{C}^n)$, problems considered include the essential norm, normality, spectra, cyclicity and membership in the Schatten classes.
Liangying Jiang   +2 more
semanticscholar   +1 more source

Quantum Chemistry Investigation of Linear and Nonlinear (chir)optical Properties of Oligoamide Foldamers

open access: yesChemistryEurope, EarlyView.
The linear and nonlinear (chir)optical properties of four oligoamide foldamers with different donor groups are studied by means of time‐dependent density functional theory calculations. It is shown that stronger donors yield larger hyperpolarizabilities due to low‐lying charge–transfer states. The agreement with the experiments concerning the key bands
Komlanvi Sèvi Kaka   +5 more
wiley   +1 more source

Radial Toeplitz Operators on the Fock Space and Square-Root-Slowly Oscillating Sequences [PDF]

open access: yes, 2015
In this paper we show that the C*-algebra generated by radial Toeplitz operators with $$L_{\infty }$$L∞-symbols acting on the Fock space is isometrically isomorphic to the C*-algebra of bounded sequences uniformly continuous with respect to the square ...
K. Esmeral, E. Maximenko
semanticscholar   +1 more source

Structural Aspects of Lithium‐Ion Conduction in the Phosphidotitanate Li8TiP4 and Its Comparison With Li7+5xTa1−xP4 and Li8−xTi1−xTaxP4

open access: yesChemistry – A European Journal, EarlyView.
ABSTRACT The chemical system Li/Ti/P has previously been subject to intensive investigation. However, reliable structural data for the reported phases have remained elusive. Motivated by the growing interest in phosphorus‐based lithium‐ion conductors, we have reinvestigated the synthesis, crystal structure, and physical properties of Li8TiP4.
David Müller   +6 more
wiley   +1 more source

Insights Into Symmetry and Substitution Patterns Governing Singlet–Triplet Energy Gap in the Chemical Space of Azaphenalenes

open access: yesChemistry – A European Journal, EarlyView.
ABSTRACT Molecules that violate Hund's rule by exhibiting an inverted singlet–triplet gap (STG), where the first excited singlet (S1${\rm S}_1$) lies below the triplet (T1${\rm T}_1$), are rare but hold great promise as efficient fifth‐generation light emitters.
Atreyee Majumdar   +1 more
wiley   +1 more source

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