Sentence examples for sample quantum from inspiring English sources

For the bare sample (quantum efficiency ≅ 1%), broad emission ranging from 450 to 650 nm is dominant (Figure 3b), which originates from the trap-state emission [27, 36].

Excitation gates (5000 10000) were averaged to obtain a decay, whose integrated intensity was normalized by (i) the overlap integral of the emission spectrum of the sample, quantum efficiency spectrum of the detector and the transmission spectra of the filters; (ii) concentration of the sample; (iii) the square of the refractive index of the solvent; and (iv) the square of the excitation flux.

Given a predetermined number of sampled quanta within each measurement occasion, the general optimization problem above is reduced to the two-variable problem of identifying optimal values of n s and n d.

The potential profile of our structure should then be changed with respect to a reference sample without quantum dots [8, 9].

The average distance between the centers of the QDs along the chains (the [0 11] crystallographic direction) is about 65 nm, in sample with quantum dot chains.

Magnetism of the products was measured at room temperature with a vibrating sample magnetometer (Quantum Designed Physical Property Measurement System (Quantum Design Inc). in the magnetic field range of ±30 kOe.

For a sample with quantum dot chains photoconductivity relaxation curves after excitation with 650 nm, laser pulse (see Fig. 5a) were also fitted by a stretched exponential function with τ dec = 2.77 ± 0.2 ms, β = 0.53 ± 0.02 at 82 К and τ dec = 1.77 ± 0.1 ms, β = 0.38 ± 0.01 at 290 К.

The sample PL quantum yield was determined by comparison of the linear (as opposed to nonlinear) emission to absorption ratio with respect to that of tabulated organic fluorescence dye, Stilbene 1, using controlled concentration of both samples, as detailed in Results.

A blue shift in the absorption edge of the synthetic ZnO samples reveals quantum confinement effect.

There is an ever-increasing demand for multi-level analyses on single cell samples, where quantum dots and nanogold nanoparticles may be able to satisfy that need.

Numerically we can fully simulate the master equation (1) also for large 1D systems by combining t-DMRG techniques with a Monte-Carlo sampling over quantum trajectories [39 42].