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3901
Investigation and Optimization of Adhesive Structure Formation on Shell Limestone Surfaces
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3902
Influence of Organic Esters on Portland Cement Hydration and Hardening
Published 2018-01-01“…Also, the effect of five kinds of esters on the hydration and hardening of cement was basically followed by TG> TB> DMO> EAC> TMP. In terms of molecular structure, for organic compounds containing only ester groups, the higher the number of ester groups, the greater the effect on the hydration of cement. …”
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3903
The Synthesis of the Locating Substitution Derivatives of Chitosan by Click Reaction at the 6-Position of Chitin
Published 2015-01-01“…The structures and properties of these products were characterized by FTIR, TG, and XRD, respectively. It was found that CTN-6-CD synthesized at the optimum conditions has an immobilized loading of 1.6126×10-4 mol/g and that of the corresponding CTS-6-CD, generated by removal of the acetyl group, was 1.6891×10-4 mol/g.…”
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3904
Chitin Fiber and Chitosan 3D Composite Rods
Published 2010-01-01“…CHF with undulate surfaces could be observed using SEM to demonstrate that the sufficiently rough surfaces and edges of the fiber could enhance the mechanical combining stress between fiber and matrix. …”
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3905
FİNANSAL RİSKLER İLE FİRMA DEĞERİ ARASINDAKİ İLİŞKİNİN BELİRLENMESİ: BORSA İSTANBUL FİRMALARI ÜZERİNE BİR UYGULAMA
Published 2018-06-01“…Firma değeri ise Tobin’sQ, Piyasa Değeri/Defter Değeri ve Fiyat/Kazanç oranları ile ölçülmüştür. …”
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3906
Nanosized TiO2 Photocatalyst Powder via Sol-Gel Method: Effect of Hydrolysis Degree on Powder Properties
Published 2009-01-01“…Nanosized TiO2 powder was synthesized via sol-gel method using titanium tetraisopoxide (TPT) as the precursor. …”
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3907
A Study on Mode Shape and Natural Frequency of Rotating Flexible Cracked Annular Thin Disk
Published 2021-01-01“…Due to the centrosymmetric structure of the flexible annular disk, two typical cracks are studied in this paper; one is radial crack parallel to diameter, including radial closed crack (RC-crack) and radial opening crack (RO-crack); the other one is vertical crack perpendicular to diameter, including circumferential crack (CF-crack) and tangential crack (TG-crack). …”
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3908
Synthesis and Application of a Spirocompound as Clean Viscosity-Reducer for Crude Oil
Published 2016-01-01“…In this work, a spirocompound, 3,9-diphenyl-2,4,8,10-tetraoxa-spiro[5.5]undecane, was synthesized catalyzed by zeolite and modified zeolite, and the product was fully characterized by NMR, MS, and TG. Then, it was used as viscosity reducer for crude oil. …”
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3909
The Effect of Soluble Ammonium Polyphosphate on the Properties of Water Blown Semirigid Polyurethane Foams
Published 2017-01-01“…Also the thermal degradation mechanism is studied by TG and Fourier transform infrared (FTIR). The results show that, with the increase of the content of SAPP, flame retardant property of SPUF improves obviously as the LOI value increases and the horizontal burning rate decreases. …”
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3910
Preparation, Structure, and Properties of Modified Asphalt with Waste Packaging Polypropylene and Organic Rectorite
Published 2019-01-01“…The morphologies, microstructure, and thermal properties of WPP-modified asphalt and WPP/OREC-modified asphalt were characterized by fluorescence microscopy, Fourier transform infrared spectroscopy (FTIR), differential scanning calorimetry (DSC), and thermogravimetry (TG). The results show that the composite-modified asphalt exhibits excellent ductility and plasticity when the contents of WPP and OREC are 4 wt. % and 1.5 wt. %, respectively. …”
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3911
Influence of Inertia and Low Active Mineral Admixture on Strength and Microstructure of Cement-Based Materials
Published 2016-01-01“…The compressive strength of the mortar at 28 and 90 d was examined whose microstructures were characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), thermogravimetric analysis, and differential thermal analysis (TG-DTA). The results indicated that the strength of mortar decreased with increasing mineral admixtures. …”
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3912
The influence of instructional leadership on learning motivation and student activity
Published 2024-06-01“…The study uses a quantitative correlational approach, with a population of as many as 620 students from PPMTI Tg. Berulak. The sample size of 71 respondents was determined using proportionate stratified random sampling. …”
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3913
Initiating the Effective Unification of Black Hole Horizon Area and Entropy Quantization with Quasi-Normal Modes
Published 2014-01-01“…Black hole (BH) area quantization may be the key to unlocking a unifying theory of quantum gravity (QG). Surmounting evidence in the field of BH research continues to support a horizon (surface) area with a discrete and uniformly spaced spectrum, but there is still no general agreement on the level spacing. …”
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3914
Effects of Nano-CaCO3/Limestone Composite Particles on the Hydration Products and Pore Structure of Cementitious Materials
Published 2018-01-01“…Differential scanning calorimetry (DSC), thermal gravimetric analysis (TG), and backscattered electron imaging (BSE) were conducted on the specimens to investigate the hydration products and pore structure. …”
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3915
The relationship between visceral adipose tissue and osteoarthritis among older adults: evidence from the NHANES 1999–2018
Published 2025-02-01“…The visceral adiposity index (VAI) was computed utilizing body mass index (BMI), waist circumference (WC), triglycerides (TG), and high-density lipoprotein cholesterol (HDL-C). …”
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3916
Analiza povreda pri radu u šumarstvu Federacije Bosne i Hercegovine – Studij slučaja JP “Unsko – sanske šume”
Published 2020-12-01“…Analiziran je period od 10 godina (2010–2019) i u tom periodu je evidentirano 213 povreda za cijelo preduzeće. …”
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3917
Latinx and White Adolescents’ Preferences for Latinx-Targeted Celebrity and Noncelebrity Food Advertisements: Experimental Survey Study
Published 2025-01-01“…Two of the 5 behavioral intention measures differed by celebrity advertisement status (P=.02; P<.001). …”
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3918
Probing Quantum Telecloning on Superconducting Quantum Processors
Published 2024-01-01“…We perform the cloning procedure on many different message states across the Bloch sphere, on seven IBM Quantum processors, optionally using the error suppression technique X–X sequence digital dynamical decoupling. Two circuit optimizations are utilized: one that removes ancilla qubits for <inline-formula><tex-math notation="LaTeX">$M=2, 3$</tex-math></inline-formula>, and one that reduces the total number of gates in the circuit but still uses ancilla qubits. …”
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3919
Genomic analysis of the SMN1 gene region in patients with clinically diagnosed spinal muscular atrophy: a retrospective observational study
Published 2025-02-01“…We confirmed 3 hybrid SMN gene types in 5 patients that contained SMN2 gene sequence (aaTgg) flanked by upstream “t” and downstream “G” SMN1 sequence. …”
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3920
Development and validation of a prognostic and drug sensitivity model for gastric cancer utilizing telomere-related genes
Published 2025-02-01“…A predictive risk model composed of four telomere-related genes (TRGs) was established, enabling the accurate stratification of GC patients into two distinct prognostic groups. …”
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