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THEORETICAL INVESTIGATIONS ON DETONATION PERFORMANCE AND STABILITY OF THE DIFLUOROAMINO-PRISMANE DERIVATIVES

期刊: QUIMICA NOVA, 2021; 44 (2)

The difluoroamino derivatives of prismane were designed and calculated at the B3LYP/6-311G** level. The detonation performances, as well as the band g......

FAST DETERMINATION OF THE SULFUR SPECIES IN SOLID PHASE SYSTEMS BY A TPO-IR METHOD

期刊: QUIMICA NOVA, 2021; 44 (1)

Qualitative and quantitative assessment of total sulfur and sulfur species in solid phase is necessarily important for development of effective desulf......

PREPARATION AND PROPERTIES OF PT-RH-PD / CEO2-ZRO(2)-LA(2)O(3)-AL(2)O(3) FIBROUS CATALYST VIA ELECTROSPINNING

期刊: QUIMICA NOVA, 2021; 44 (1)

In order to increase the specific surface area of Pt-Rh-Pd / Al2O3 automotive three-way catalyst and improve its low-temperature reduction performance......

PHOTODEGRADATION OF RhB UNDER VISIBLE LIGHT BY PT/TIO 2 NANOPARTICLES PREPARED THROUGH PHOTOREDUCTIVE DEPOSITION PROCESS

期刊: QUIMICA NOVA, 2021; 44 (3)

Pt/TiO2 nanoparticles were prepared by a simple two-step aqueous solution method, which consists of a low temperature hydrothermal step and a photored......

STUDY ON THE OPTIMIZATION FOR THE SIZE OF FUEL CELL FLOW FIELD UNDER INADEQUATE AIR SUPPLY CONDITION

期刊: QUIMICA NOVA, 2021; 44 (4)

In this paper, the influence of the optimization for flow field size on the proton exchange membrane fuel cell (PEMFC) performance under the inadequat......

CONTRIBUTION OF ENZYMATIC METHOD FOR ANALYZING SUCROSE AND STARCH IN TRADITIONAL CHINESE LIME- AND EARTH-BASED MORTARS

期刊: QUIMICA NOVA, 2020; 43 (7)

Brown sugar and sticky rice were frequently used as organic additives in Chinese mortars. This study applied enzymatic spectrophotometric methods to i......

THEORETICAL UNDERSTANDING OF MORPHOLOGICAL DISTRIBUTION OF HYDROGEN IN AMORPHOUS CALCIUM SILICATE HYDRATE

期刊: QUIMICA NOVA, 2020; 43 (7)

Determining the morphological distribution of hydrogen atoms in calcium silicate hydrate phase (C-S-H) is of great concern but challenging. In this wo......

CHARACTERIZATION OF INTERACTION BETWEEN BUDDLEOSIDE AND BOVINE SERUM ALBUMIN

期刊: QUIMICA NOVA, 2020; 43 (7)

The primary objective of this study was to investigate the binding of buddleoside to bovine serum albumin (BSA) by different analytical techniques. Th......

ELECTRICAL NOISES REDUCTION IN NANOPORES EXPERIMENTS BASED ON CONSENSUS FILTER

期刊: QUIMICA NOVA, 2020; 43 (7)

Nanopore has developed into an indispensable tool for single molecules experiments, where useful information about the characteristics of DNA/RNA can ......

RAPID DETECTION OF VITAMIN C CONTENT IN FRUITS AND VEGETABLES USING A DIGITAL CAMERA AND COLOR REACTION

期刊: QUIMICA NOVA, 2020; 43 (10)

In this study, we propose a novel method to determine the vitamin C content in fruits and vegetables. The proposed method exploits the image and data ......

DETERMINATION OF FOUR ARSENIC SPECIES IN ALGAE BY HIGH-PERFORMANCE LIQUID CHROMATOGRAPHY COUPLED WITH HYDRIDE GENERATION ATOMIC FLUORESCENCE SPECTROMETRY

期刊: QUIMICA NOVA, 2020; 43 (8)

A rapid method has been developed for the determination of silver arsenite As(III), dimethylated arsenic DMA, monomethylated arsenic MMA, and arsenate......

INSIGHT INTO THE EFFECTS OF BAY-SUBSTITUENTS ON STABLE PERYLENE DIIMIDE RADICAL ANION SALTS

期刊: QUIMICA NOVA, 2020; 43 (8)

In previous work, the facile method to prepare perylene diimide radical anion salt by alkali treatment was reported. However, the effects of structure......

STUDY OF SPECTROPHOTOMETRIC CHARACTERISTICS OF THE CHARGE TRANSFER COMPLEX OF TAURINE DRUG WITH 7,7,8,8-TETRACYANOQUINODIMETHANE

期刊: QUIMICA NOVA, 2020; 43 (9)

A new spectrophotometric method was developed for the determination of taurine using 7,7,8,8-tetracyanoquinodimethane (TCNQ). The method was based on ......

THEORETICAL CALCULATIONS ABOUT THE THERMAL STABILITY AND DETONATION CHARACTER OF NITRAMINO-SUBSTITUTED PYRROLE

期刊: QUIMICA NOVA, 2020; 43 (3)

A series of nitramino-derivatives of pyrrole were designed through introducing the nitramino group into pyrrole ring to look for high-energy-density c......

VIBRATIONAL SPECTROSCOPIC INVESTIGATION AND MOLECULAR STRUCTURE OF A 5 alpha-REDUCTASE INHIBITOR: FINASTERIDE

期刊: QUIMICA NOVA, 2020; 43 (5)

By way of Density Functional Theory (DFT)-based computational methods with commercially available software, the computational work of which about the ......

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