Determination of Scopolamine Distribution in Plasma and Brain by LC-MS/MS in Rats by Juan Chen, Anjing Lu, Daopeng Tan, Qianru Zhang, Yanliu Lu, Lin Qin, Yuqi He

“…Gradient elution of scopolamine and internal standard was performed on a ZORBAX Eclipse Plus C18 (2.1∗100 mm, 3.5 μm) column with water containing 0.1% formic acid (v/v) and acetonitrile as a mobile phase. …”
Get full text

Evaluation of the effects of asymmetric lumbosacral transitional vertebra on pelvic morphology in dogs using ventrodorsal radiographs by Jon Andre Berg, Bente Kristin Saevik, Frode Lingaas, Catrine Trangerud

“…Abstract Background A lumbosacral transitional vertebra (LTV) is a congenital anomaly of the caudal vertebral column. It has been associated with asymmetrical canine hip dysplasia (CHD) and cauda equina syndrome (CES) in German Shepherd dogs. …”
Get full text

Calculation of Start-Up Time of Passive Catalytic Hydrogen Recombiner of Localization Safety System of a Nuclear Power Plant Equipped with VVER by V. V. Sorokin

“…The problem is starting from a cold state since the activity of the cold catalyst is low, and the thrust is not observed until the catalyst is heated and a column of warm gas is formed inside the device. The transition from the cold state to the working state takes a certain time, during which the recombiner performance is below nominal. …”
Get full text

Succinic Acid Production With Actinobacillus succinogenes –Influence of an Electric Potential on the Intercellular NADH/NAD+ Balance by Jan‐Niklas Hengsbach, Marcel Cwienczek, Wolfgang Laudensack, Judith Stiefelmaier, Nils Tippkötter, Roland Ulber

“…Using an adapted high‐performance liquid chromatography method with a Supelcosil LC‐18‐T column, it was demonstrated that NADH availability in BES, particularly during the stationary growth phase, improved by up to 1.98‐fold compared to the control. …”
Get full text

A Rapid and Selective LC-MS/MS Method for Quantification of Quetiapine in Human Plasma and its Application to Pharmacokinetic Study on Indian Schizophrenia Patients by S. Ravinder, A. T. Bapuji, K. Mukkanti, M. Nagesh, H. L. V. Ravikiran

“…The eluted samples were chromatographed on a C18 column by using a 10:75:15v/v mixture of ammonium formate buffer (5 mM, pH 4.50) and acetonitrile and methanol as an isocratic mobile phase at a flow rate of 0.4 mL/min and analyzed by mass spectrometry in the multiple reaction monitoring mode using the respective [M+H]+ ions, m/z 384.3/253.2 for Quetiapine and m/z 253.1/208.1 for the internal standard. …”
Get full text

Fast Simultaneous Determination of Eight Sudan Dyes in Chili Oil by Ultra-High-Performance Supercritical Fluid Chromatography by Yunjia Yang, Jing Zhang, Jie Yin, Yi Yang

“…After being diluted with dichloromethane, the analytes were separated on an Acquity UPC2 HSS C18 SB column with gradient elution using CO2 as the mobile phase and acetonitrile/methanol (v/v, 45/55, containing 0.1% formic acid) as the organic modifier. …”
Get full text

Solvent‐Based and Matrix‐Matched Calibration Methods on Analysis of Ceftiofur Residues in Milk and Pharmaceutical Samples Using a Novel HPLC Method by Saniye Özcan, Serkan Levent, Nafiz Öncü Can

“…Methods CEF was analysed using a new HPLC method, in which separation was achieved on a C18 bonded fused‐core silica particle column by using isocratic elution; the method was optimized by testing different chromatographic conditions and validated according to the ICH Q2(R1) and United States Pharmacopeia guidelines. …”
Get full text

Research on Optimal Design of Pressure Relief Blasting Parameters of Middle Rock Pillar in Near Vertical Coal Seam by Yadi Wang, Shiqi Yu, Hai Rong, Liting Pan

“…A presplitting blasting pressure relief technology of drilling a construction chamber in the middle of the rock column is proposed to form a buffer layer in the rock wall and effectively prevent the continuous downward movement of stress. …”
Get full text

Physical and Mechanical Characteristics of Shallow Expansive Soil due to Freeze-Thaw Effect with Water Supplement by Yanlong Li, Zili Wang, Yang Luo

“…Firstly, unidirectional freezing tests for expansive soil columns under three different freezing temperature gradients were carried out. …”
Get full text

Determination of (4E,6E,12E)-Tetradecatriene-8,10-diyne-1,3-diyl Diacetate in Rat Plasma and Tissues by HPLC-UV Method and Their Application to a Pharmacokinetic and Tissue Distrib... by Yan Huo, Yu-Qiang Liu, Zhong-Xu Bai, Qian Cai

“…A chromatography was carried out on Diamonsil C18 (250 × 4.6 mm; 5 μm) analytical column, using a mobile phase which consisted of acetonitrile and 0.1% phosphoric acid water (60 : 40, v/v) at a flow rate of 1.0 mL·min−1. …”
Get full text

A Two-Stage Robust Optimization Strategy for Long-Term Energy Storage and Cascaded Utilization of Cold and Heat Energy in Peer-to-Peer Electricity Energy Trading by Yun Chen, Yunhao Zhao, Xinghao Zhang, Ying Wang, Rongyao Mi, Junxiao Song, Zhiguo Hao, Chuanbo Xu

“…The first stage optimizes energy trading volume to maximize social welfare, while the second stage maximizes operational profit, considering uncertainties in PV generation and power prices. The Nested Column and Constraint Generation (NC&CG) algorithm enhances privacy and solution precision. …”
Get full text

Phosphorus species, fractions, and leaching risk in vermicompost-amended calcareous sandy loam soil by Mahsa Asariha, Mahboubeh Zarabi

“…There is a high potential of P loss by leaching or surface runoff from coarse-textured soils. Column leaching experiments were conducted to determine the effect of VC on P mobility in a P fertilized sandy loam soil­.Method Soil columns were amended with different VC dosages (2% VC, 3% VC, and 5% VC w/w) and leached with distilled water for 31 days. …”
Get full text

Development and Validation of an UHPLC-QqQ-MS Technique for Simultaneous Determination of Ten Bioactive Components in Fangji Huangqi Tang by Xiaoli Wang, Xiao Liu, Tingting Zhu, Baochang Cai

“…The chromatographic separation was performed on a reversed-C18 column, eluted with a mixture of 0.1% acetic acid and acetonitrile at 0.4 mL/min. …”
Get full text

Pharmacokinetic Properties of Baitouweng Decoction in Bama Miniature Pigs: Implications for Clinical Application in Humans by Qianqian Xu, Huilan Gao, Fuqiang Zhu, Wenliang Xu, Yubo Wang, Jinwen Xie, Guangjun Guo, Limei Yang, Li Ma, Zhiqiang Shen, Jichang Li

“…Chromatographic separation was conducted using an Acquity UPLC HSS T3 C18 column and a gradient mobile phase comprising acetonitrile and water (containing 0.1% acetic acid). …”
Get full text

Simultaneous determination of warfarin and 7-hydroxywarfarin in rat plasma by HPLC-FLD by Zayed Aref, Babaresh Wahby M., Darweesh Ruba S., El-Elimat Tamam

“…The simple and sensitive method was developed using Fortis® reversed-phase diphenyl column (150 × 4.6 mm, 3 μm) and a mobile phase composed of phosphate buffer (25 mmol L−1)/methanol/acetonitrile (70:20:10, V/V/V), adjusted to pH 7.4, at a flow rate of 0.8 mL min−1. …”
Get full text

Nonlinear Behaviour of Concrete Buttress Dams under High-Frequency Excitations Taking into Account Topographical Amplifications by Roghayeh Abbasiverki, Richard Malm, Anders Ansell, Erik Nordström

“…Here, a new deconvolution method for both shear and pressure wave propagation is developed based on an iterative time-domain procedure using a one-dimensional finite element column. The examples presented showed that topographic amplifications of high-frequency excitations have a significant impact on the response of this type of dam. …”
Get full text

High-performance liquid chromatography and derivative spectrophotometry for simultaneous determination of pravastatin and fenofibrate in the dosage form by Hefnawy Mohamed M., Mohamed Mostafa S., Abounassif Mohammed A., Alanazi Amer M., Mostafa Gamal A. E.

“…HPLC separation was performed on a phenyl HYPERSIL C18 column (125 mm × 4.6 mm i.d., 5 μm particle diameter) in the isocratic mode using a mobile phase acetonitrile/0.1 % diethyl amine (50:50, V/V, pH 4.5) pumped at a flow rate of 1.0 mL min-1. …”
Get full text

Enhancement of punching shear behavior of reinforced concrete flat slabs using GFRP grating by Ahmed Mahmoud, Haitham Mostafa, Tarek Mostafa, Ahmed Khater

“…Key parameters, namely the concrete compressive strength, steel reinforcement yield strength, main steel reinforcement ratio, secondary steel reinforcement ratio, column dimensions, slab thickness, concrete cover, and GFRP gratings characteristics, were investigated through a parametric study adopting NLFEA by the ANSYS program, where the output results were compared to the recent code provisions. …”
Get full text

Rapid Screening of 352 Pesticide Residues in Chrysanthemum Flower by Gas Chromatography Coupled to Quadrupole-Orbitrap Mass Spectrometry with Sin-QuEChERS Nanocolumn Extraction by Yuanyuan Wang, Zhijuan Meng, Chunyan Su, Sufang Fan, Yan Li, Haiye Liu, Xuan Zhang, Pingping Chen, Yunyun Geng, Qiang Li

“…The extracted solution was purified by a Sin-QuEChERS Nano column to suppress the matrix in chrysanthemum flowers and determined by GC-Orbitrap-MS. …”
Get full text

KARAKTERISTIK STRUKTUR DAN KONSTRUKSI BANUA TAMBEN by A. Eka Oktawati, Hardiansyah Hardiansyah

“…Overall banua tamben has a characteristic construction which can be called the term tamben, (Toraja language = criss-cross), which is stacking transverse beams overlapping and crossing to form a spatial structure in the column of the house. Keywords:  Banua; Tamben; Structure; Construction …”
Get full text