Results 11 to 20 of about 2,750,407 (268)

Asymmetric transformation of achiral gold nanoclusters with negative nonlinear dependence between chiroptical activity and enantiomeric excess

open access: yesNature Communications, 2023
The investigation of chirality at the nanoscale is important to bridge the gap between molecular and macroscopic chirality. Atomically precise metal nanoclusters provide an ideal platform for this research, while their enantiopure preparation poses a ...
Chang Liu   +6 more
doaj   +1 more source

Direct identification of Mott Hubbard band pattern beyond charge density wave superlattice in monolayer 1T-NbSe2

open access: yesNature Communications, 2021
The relationship between Mott state and charge density wave state in two dimensional materials remains unclear. Here, Liu et al. reveal spatial distribution of a Mott-Hubbard band in monolayer 1T-NbSe2 forming a new periodic pattern in addition to the ...
Liwei Liu   +17 more
doaj   +1 more source

Dual-Band Focused Transmitarray Antenna for Microwave Measurements

open access: yesIEEE Access, 2020
A dual-band focused transmitarray antenna designed by using frequency selective surfaces (FSS) technique is proposed in this paper. Compared with the traditional transmitarray antenna, the proposed antenna has advantages of good ability to focus ...
Zheng Zhang   +4 more
doaj   +1 more source

Author Correction: Direct identification of Mott Hubbard band pattern beyond charge density wave superlattice in monolayer 1T-NbSe2

open access: yesNature Communications, 2021
A Correction to this paper has been published: https://doi.org/10.1038/s41467-021-23418 ...
Liwei Liu   +17 more
doaj   +1 more source

Design and research of single‐sided slotted waveguide antenna with a large beam declination

open access: yesIET Microwaves, Antennas & Propagation, 2021
The slot of the conventional longitudinal slot antenna is alternately opened on both sides of the broadside. A novel single‐sided slot array with a large‐declination (biased towards the load) is proposed, in which the slots are only biased to the same ...
Chengwei Zhao   +4 more
doaj   +1 more source

The structure of information networks [PDF]

open access: yesEconomic Theory, 2005
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Sudipta Sarangi   +2 more
openaire   +3 more sources

Experimental Study on Flame Response Characteristics of a Non-Premixed Swirl Model Combustor

open access: yesEnergies, 2023
Non-premixed swirl combustion has been widely used in pieces of industrial combustion equipment such as industrial boilers, furnaces, and certain specific gas turbine combustors.
Chen Yang   +6 more
doaj   +1 more source

Multimodal marking of information structure: gesture-prosody alignment across languages [PDF]

open access: yesLinguistica Pragensia, 2022
In this paper, we first review the existing evidence of gesture-prosody alignment in information structure marking, focusing on specific gestural patterns that were observed to co-occur with various information structure constructions. Then we complement
Eva Lehečková   +2 more
doaj   +1 more source

In Situ Investigation of the Phase Transition at the Surface of Thermoelectric PbTe with van der Waals Control

open access: yesResearch, 2022
The structure of thermoelectric materials largely determines the thermoelectric characteristics. Hence, a better understanding of the details of the structural transformation process/conditions can open doors for new applications.
Feng Cheng   +8 more
doaj   +1 more source

Information structure

open access: yes, 2021
This chapter discusses the terminology commonly used in the information structure literature: in particular, topic, focus, contrast, and emphasis. An important component of our discussion is the impact of the visual-gestural modality on the syntactic and prosodic encoding of information structure.
Kimmelman, Vadim, Pfau, Roland
openaire   +5 more sources

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