Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Zhengyan Xia"'
Publikováno v:
International Journal of Molecular Sciences, Vol 23, Iss 18, p 10321 (2022)
Fentanyl is a potent opioid analgesic with high bioavailability. It is the leading cause of drug addiction and overdose death. To better control the abuse of fentanyl and its derivatives, it is crucial to develop rapid and sensitive detection methods
Externí odkaz:
https://doaj.org/article/9c1e4e2afe4b4c8ab8ab36f9859f1660
Publikováno v:
Molecules, Vol 25, Iss 18, p 4081 (2020)
With the increase in demand, artificially planting Chinese medicinal materials (CHMs) has also increased, and the ensuing pesticide residue problems have attracted more and more attention. An optimized quick, easy, cheap, effective, rugged and safe (
Externí odkaz:
https://doaj.org/article/40acdcca9c9044058190b13765aed8e5
Publikováno v:
International Journal of Analytical Chemistry, Vol 2017 (2017)
Hyperspectral imaging (HSI) technology has increasingly been applied as an analytical tool in fields of agricultural, food, and Traditional Chinese Medicine over the past few years. The HSI spectrum of a sample is typically achieved by a spectroradio
Externí odkaz:
https://doaj.org/article/1232208e4937473880e5bab2f384700e
Publikováno v:
Sensors, Vol 19, Iss 9, p 1981 (2019)
The feasibility of near-infrared spectroscopy (NIR) to detect chlorogenic acid, luteoloside and 3,5-O-dicaffeoylquinic acid in Chrysanthemum was investigated. An NIR spectroradiometer was applied for data acquisition. The reference values of chloroge
Externí odkaz:
https://doaj.org/article/50f993a7d1114efab3f400bc01af3d6b
Publikováno v:
Sensors, Vol 13, Iss 8, Pp 10539-10549 (2013)
A novel method for the rapid determination of chrysin and galangin in Chinese propolis of poplar origin by means of visible and near infrared spectroscopy (Vis-NIR) was developed. Spectral data of 114 Chinese propolis samples were acquired in the 325
Externí odkaz:
https://doaj.org/article/7ef37ccdab0441ae8934a234d95114bc
Publikováno v:
Case Studies in Thermal Engineering, Vol 62, Iss , Pp 105142- (2024)
To enhance the heat transfer inside the helically coiled tubes, a kind of internally finned helically coiled tubes is proposed. Compared to the smooth helically coiled tubes, the heat transfer and flow resistance characteristics of internally finned
Externí odkaz:
https://doaj.org/article/0abb89189e894d188d3e9890b186f205
Publikováno v:
Case Studies in Thermal Engineering, Vol 62, Iss , Pp 105155- (2024)
A novel double shell-passes multi-layer helically coiled tubes heat exchanger (DSMHCTHE) is proposed to improve the flow and heat transfer performance of the shell side. It was studied by using conjugate heat transfer numerical model. By changing coi
Externí odkaz:
https://doaj.org/article/48888dc20c85413bbb7abd4896723212
Publikováno v:
Spectroscopy Letters. 53:76-85
This paper is conducted to identify the authenticity, quality, and origin of saffron using hyperspectral imaging and multivariate spectral analysis. Reflectance spectra were extracted from hyperspe...
Publikováno v:
Molecules, Vol 25, Iss 4081, p 4081 (2020)
Molecules
Volume 25
Issue 18
Molecules
Volume 25
Issue 18
With the increase in demand, artificially planting Chinese medicinal materials (CHMs) has also increased, and the ensuing pesticide residue problems have attracted more and more attention. An optimized quick, easy, cheap, effective, rugged and safe (
Publikováno v:
Micron. 99:1-8
Transmission electron microscopy was used to reveal a layer of multiply folded membranes that closely surrounded the tannin-accumulating vacuole in cells of honeysuckle petal trichomes. A huge amount of tannins were deposited in the peripheral region