搜索结果: 1-15 共查到“物理学 Nitrogen”相关记录26条 . 查询时间(0.185 秒)
南京农业大学农学院《Remote Sensing of Environment》发表智慧农业团队“Estimating leaf nitrogen content by coupling a nitrogen allocation model with canopy reflectance”（图）
智慧农业 光谱监测 植物光合
2023/10/28
2022年11月1日，农学院智慧农业团队在国际顶级遥感期刊《Remote Sensing of Environment》发表了题为“Estimating leaf nitrogen content by coupling a nitrogen allocation model with canopy reflectance”的研究论文，报道了他们在冠层尺度氮含量光谱监测普适性模型构建方面的重要进展...
One-step generation of multipartite entanglement among nitrogen-vacancy center ensembles
One-step generation multipartite entanglement nitrogen-vacancy center ensembles
2016/1/22
We describe a one-step, deterministic and scalable scheme for creating macroscopic arbitrary entangled coherent states (ECSs) of separate nitrogen-vacancy center ensembles (NVEs) that couple to a supe...
Quantum Zeno and Zeno-like effects in nitrogen vacancy center
Quantum Zeno Zeno-like effects nitrogen vacancy center
2016/1/22
We present a proposal to realize the quantum Zeno effect (QZE) and quantum Zeno-like effect (QZLE) in a proximal 13 C nuclear spin by controlling a proximal electron spin of a nitrogen vacancy (NV) c...
The Surface of the Sea is a Sink for Nitrogen Oxides at Night（图）
Nitrogen Oxides Sink Surface
2014/3/20
The surface of the sea takes up nitrogen oxides that build up in polluted air at night, new measurements on the coast of southern California have shown. The ocean removes about 15 percent of these che...
Gyroscopes based on nitrogen-vacancy centers in diamond
Gyroscopes nitrogen-vacancy centers diamond Atomic Physics
2012/5/17
We propose solid-state gyroscopes based on ensembles of negatively charged nitrogen-vacancy centers in diamond. In one scheme, rotation of the nitrogen-vacancy symmetry axis will induce Berry's phase ...
Observation of (N2)2 dimers in free nitrogen and argon-nitrogen clusters
(N2)2 dimers free nitrogen argon-nitrogen clusters
2011/8/4
Abstract: Supersonic-jet luminescence spectroscopy was applied to study vibronic transitions in icosahedral N2 and Ar-N2 clusters having from 100 to 400 particles per cluster. In the case of mixed Ar-...
Bayesian experimental design for the active nitridation of graphite by atomic nitrogen
Bayesian experimental design the active nitridation atomic nitrogen
2011/8/3
Abstract: The problem of optimal data collection to efficiently learn the model parameters of a graphite nitridation experiment is studied in the context of Bayesian analysis using both synthetic and ...
Diamond particles as nanoantennas for nitrogen-vacancy color centers
Diamond particles nanoantennas nitrogen-vacancy color centers Quantum Physics
2011/8/2
Abstract: The photoluminescence of nitrogen-vacancy (NV) centers in diamond nanoparticles exhibits specific properties as compared to NV centers in bulk diamond. For instance large fluctuations of lif...
Chemical control of the charge state of nitrogen-vacancy centers in diamond
Chemical control of the charge state nitrogen-vacancy centers in diamond
2010/11/25
We investigate the e ect of surface termination on the charge state of nitrogen vacancy centers,which have been ion-implanted few nanometers below the surface of diamond. We nd that,when changing the...
First Principles Calculation of Field Emission from Carbon Nanotubes With Nitrogen and Boron Doping
First Principles Calculation Field Emission Carbon Nanotubes Nitrogen Boron Doping
2010/11/24
We investigate the eld emission properties of nitrogenated and boronated carbon nanotubes using time-dependent density functional theory, were the wave function propagation is performed using the Cra...
Quantum information transfer with nitrogen-vacancy centers coupled to a whispering-gallery microresonator
Quantum information transfer nitrogen-vacancy centers coupled whispering-gallery microresonator
2010/11/9
We propose an efficient scheme for the realization of quantum information transfer and entanglement with nitrogen-vacancy (NV) centers coupled to a high-Q microspherical resonator. We show that, base...
Properties of nitrogen-vacancy centers in diamond: group theoretic approach
Properties nitrogen-vacancy centers diamond group theoretic approach
2010/10/29
We present a procedure that makes use of group theory to analyze and predict the main properties of the negatively charged nitrogen-vacancy (NV) center in diamond. We focus on the relatively low tempe...
Spin dynamics in the optical cycle of single nitrogen-vacancy centres in diamond
Spin dynamics the optical cycle single nitrogen-vacancy centres diamond
2010/10/29
We investigate spin-dependent decay and intersystem crossing in the optical cycle of single negatively-charged nitrogen-vacancy (NV) centres in diamond. We use spin control and pulsed optical excitati...
Optical properties of the nitrogen-vacancy singlet levels in diamond
Optical properties nitrogen-vacancy singlet levels diamond
2010/10/18
We report measurements of the optical properties of the 1042 nm transition of negativelycharged
Nitrogen-Vacancy (NV) centers in type 1b diamond. The results indicate that the upper level of this tra...
Magnetometry of random AC magnetic fields using a single Nitrogen-Vacancy center
Magnetometry random AC magnetic fields single Nitrogen-Vacancy center
2010/10/21
We report on the use of a single NV center to probe fluctuating AC magnetic fields. Using engineered currents to induce random changes in the field amplitude and phase, we show that stochastic fluctua...