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The optimized structure was confirmed as minima by analyzing the vibrational frequencies.
They thank the Guizhou University High Performance Computation Chemistry Laboratory (GHPCC) for help with computational studies.

Many of the physical and chemical properties of molten salt has a strong effect on molten salt electrolysis process, such as molten salt of the liquidus temperature, density, viscosity, solubility, basic data essential for these properties and melt structure and theory research in molten salt[5].
The ionic melt chemistry [M], Beijing: Metallurgical Industry Press, 1986: 48

Figure 1 represents the X-ray diffraction pattern (XRD) obtained from ZnO thin filsm, peaks corresponding to (100), (101) and (110) planes are observed at 31.71˚, 36.27˚and 56.29˚ respectively confirms ZnO (JCPDS data card 36-1451) along preferred C axis orientation possessing hexagonal wrutzite structure [10-12].
Kazeem, Theoretical models and experimental approaches in physical chemistry, J.

Photochemical processes of oxidation and cross-linking will modify the chemical structure and results in permanent change in both absorption and fluorescence of polyfluorenes.
Tommasi, EAB-Electroactive Biofilm: A Biotechnological Resource, Encyclopedia of Interfacial Chemistry, pp 110-123, 2018

Natural zeolites as volcanic or volcano-sediment materials have a three dimensional frame structure and are classified as a hydrated aluminosilicate of alkali and alkaline earth cations.
Sustainable Green Engineered Composites Containing Ultrafine Supplementary Cementitious Materials. 14th International Congress on the Chemistry of Cement (ICCC 2015), 13-16.

Synthesis and photochromism of a novel diarylethene bearing xylosyltriazolyl groups Qing Zhang, Zhipeng Tong, Gang Liu* Jiangxi Key Laboratory of Organic Chemistry Jiangxi Science and Technology Normal University, Nanchang 330013, P.R.China liugang0926@163.com Keywords: Diarylethene, Photochromism, Fatigue resistance, Thermal fading, Optical recording Abstract A new unsymmetrical photochromic diarylethene, 1-{2-methyl-5-[5-(2,3,5-trihydroxyl-β-D-xylosyl)-3-(1,2,3-triazolyl)]methylene-3-thienyl}-2- [2-methyl-5-(4-methoxylphenyl)methyl-3-thienyl] perfluorocyclopentene (1a), was synthesized, and its photochromic properties were investigated in detail.
The structure of compound 1a was confirmed by 1H NMR (400 MHz, CDCl3): δ ppm = 1.88 (s, 3H, -CH3), 1.94 (s, 3H, -CH3), 1.97 (s, 3H, -CH3), 1.99 (s, 3H, -CH3), 2.02 (s, 3H, -CH3), 3.39 (m, 1H, J = 5.2 Hz), 3.83 (s, 3H, -OCH3), 4.13 (m, 1H), 4.62 (d, 1H, J = 6.8 Hz), 4.77 (s, 1H), 4.93 (m, 3H), 5.16 (t, 1H, J = 8.4 Hz), 5.62 (s, 2H), 6.92 (d, 2H, J = 8.8 Hz), 7.10 (s, 2H), 7.44 (d, 2H, J = 8.8 Hz), 7.50 (s, 1H).

Microstructure and Direct Measured Micro-strain by TEM of Hot Iso-static Pressed Alumina-Titanium Carbide (Al2O3-TiC) Composite SineenartThumsoontorn1,a, Surasak Kuimalee2,b , Budsabong Kuntalue3,c Suphakit Pintasiri4,d and Boonrat Lohwongwatana1,e* 1Innovation Metal Research Unit, Department of Metallurgical Engineering, Faculty of Engineering, Chulalongkorn University, Bangkok, Thailand. 10330 2Department of Industrial Chemistry and Textile Technology, Faculty of Science, Maejo University, Chiang Mai, Thailand, 50290 3The Electron Microscopy Research and Service Center (EMRSc), Faculty of Science, Chiang Mai University, Chiang Mai, Thailand, 50200  4Western Digital (Thailand) Co.
Additionally, X-ray diffraction technique with Cu-Kα source would be used to confirm crystal structure and composition.

A number of authors had attempted to characterize iron plaques that formed on the root surfaces of wetland plants in terms of both the chemistry/mineralogy and structure[1-4].

N-Acetyl-L-cysteine-templated formation of the fluorescent silver nanocluster and its application to bioimaging Xiaoqing Xu1,a, Lu Ga2,b 1 College of Chemistry & Environmental Science, Inner Mongolia Normal University, Hohhot, 010022, China 2College of Pharmacy, Inner Mongolia Medical College, Hohhot, 010059 ,China aEmail: xiaoqingxu19@163.com, bEmail: galu2@sina.com Keywords: cysteine silver nanocluster bioimaging fluorescence Abstract: Herein, a novel kind of silver nanocluster is synthesized simply by mixing N-Acetyl-L-cysteine template with silver ions and reduction reagent (NaBH4, here).
MALDI TOF MS spectrum of an aqueous solution N-Acetyl-L-cysteine template silver cluster In order to assay structure of silver cluster, MALDI TOF MS was performed.

The triazine herbicide standards: cyanazine, atrazine and cyromazine were obtained from Aladdin Chemistry Co.
Cyanazine Atrazine Cyromazine Fig. 1 The chemical structures of cyanazine, atrazine and cyromazine.