A Weakly-Coupled Few-Mode Optical Fiber With a Graded Concave High-Index-Ring by Jiwei Zhang, Guorui Wang, Han Zhang, Fang Wang, Xin Yan, Xuenan Zhang, Shuguang Li, Tonglei Cheng

“…Using the finite element method (FEM), the parameters of the NH-HIR and GC-HIR optical fiber are adjusted to investigate their respective minimum effective refractive index difference (min&#x0394;<italic>n</italic>_eff), which is 2.012&#x00A0;&#x00D7;&#x00A0;10^&#x2212;3 for the former, and 2.532&#x00A0;&#x00D7;&#x00A0;10^&#x2212;3 for the latter. …”
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Predictive value of different baseline optical coherence tomography biomarkers for visual acuity changes in neovascular age-related macular degeneration by Hamid Riazi-Esfahani, Hooshang Faghihi, Fatemeh Bazvand, Mohammadreza Mehrabi Bahar, Hassan Khojasteh, Ahmed Husein Ahmed, Shahin Faghihi, Ali Fakhraie, Mohammad Hossein Zamani, Samin Ghasemi, Esmaeil Asadi Khameneh, Elias Khalili Pour

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A Novel Noise-Insensitive Chromatic Dispersion Estimation Method Based on Fractional Fourier Transform of LFM Signals by Wanli Wang, Yaojun Qiao, Aiying Yang, Peng Guo

“…In our method, LFM signals are added on quadrature phase-shift keying (QPSK) and 16 quadrature amplitude modulation (16-QAM) signals with different center frequency offsets. …”
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Curie Temperature and Optical Damage Resistance of Hf:Ce:Fe:LiNbO3 Crystals with Different Hf Concentrations by TAN Chao, DAI Li, HAN Xian-bo, SHAO Yu

“…A series of Hf:Ce:Fe:LiNbO3 crystal with variousHf4+(2,4,6,8mol%) ion concentration were grown by Czochralski method In order to study the effect of different doping concentration of Hf4+ ion on curie temperature and optical damage resistibility of Hf:Ce:Fe:LiNbO3 crystal Differential thermal analysis curve of Hf:Ce:Fe:LiNbO3 crystal was measured by differential thermal analyzers, and the curie temperature change of the crystal was analyzed The optical damage resistance of the crystal was measured by the facula distortion methodThe experimental results show that the Curie temperature increased by 20℃ and reaches the maximum of 1224℃ when the doping concentration of Hf4+ ions was 4mol% As the concentration of Hf4+ ions in the crystal increases, the optical damage resistanceability increases The optical damage resistance ability of the Hf(8mol%):Ce:Fe:LiNbO3  crystal is two orders of magnitude than Hf(2mol%):Ce:Fe:LiNbO3…”
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Methods of Assessing Milk Proteins Coagulation as a Part of the Forecasting System of Technological Properties by Elena E. Illarionova, Alexandr G. Kruchinin, Svetlana N. Turovskaya, Alana V. Bigaeva

“…The resent years saw the development of other methods of instrumental control, including those based on optical measurements. …”
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Modern Methods for the Diagnosis of Morphological and Functional Features of the Retina in Dysbinocular and Anisometropic Amblyopia by R. R. Khubieva, E. P. Tarutta

“…In this regard, the literature review presents the results of domestic and foreign authors who studied the morphological (optical coherence tomography) and functional (electroretinography, microperimetry) features of the retina in dysbinocular and anisometropic amblyopia. …”
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Information-statistical approach to inverse optical problem solution for 3D disperse systems with nano- and micro particles by A. G. Bezrukova, O L. Vlasova

“…Multiparameter analysis of simultaneous optical data for 3D disperse systems (consisted from nano- and/or microparticles of different nature) by information-statistical methods can help to estimate the share of different types of particles in mixtures. …”
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EVALUATION OF THE SHEAR BOND STRENGTH OF METAL BRACKETS TO THE COMPOSITE SURFACE WITH DIFFERENT ROUGHENING METHODS by Muhammet Furkan Vatan, Süleyman Evren Öztaş

“…Materials and method: 36 samples created from nanofil composite with dimensions of 5x5x2 mm were randomly divided into 3 groups. …”
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Board level BGA and CSP Underfill – diagnostic methods and the potential of using a tensile test and subsequent optical microscopy by Zbyněk Plachý, Anna Pražanová, Attila Géczy, Karel Dušek

“…This work highlights the application of different diagnostic methods already established in other fields of electrical engineering, emphasizing the advantages of tensile testing combined with three-dimensional optical microscopy. …”
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Effect of Different Luting Methods on the Microtensile Bond Strength of CAD/CAM Resin Blocks by Alexandra Vinagre, Carla Delgado, Gabriela Almeida, Ana Messias, João Carlos Ramos

“…The aim of this study was to evaluate the microtensile bond strength (μTBS) and the film thickness of different luting methods on CAD/CAM resin blocks. Five Brilliant Crios CAD/CAM blocks (Coltene/Whaledent) were sequentially sectioned into two halves, air abraded with 50 µm aluminum oxide, and luted according to five different cementation protocols: Brilliant EverGlow (BEG), Brilliant EverGlow with ultrasound application (BEG-US), preheated Brilliant EverGlow (BEG-H), Brilliant EverGlow Flow (BEGF), and Duo Cem^® Trans (DC). …”
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Superposing Multiple LP Modes With Microphase Difference Distributed Along Fiber to Generate OAM Mode by Yangjin Li, Long Jin, Hang Wu, Shecheng Gao, Yuan-Hua Feng, Zhaohui Li

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Analysis of Nano-Wires at Terahertz and Optical Frequencies Using Surface Impedance Models by Alireza Gholipour

“…Different surface impedance models are applied to circular nano-wires at terahertz and optical frequencies and the accuracy of these surface impedance boundary conditions (SIBCs) is studied. …”
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Efficient Exponential Time-Differencing Methods for the Optical Soliton Solutions to the Space-Time Fractional Coupled Nonlinear Schrödinger Equation by Xiao Liang, Bo Tang

“…The approximation error of the Padé approximation is analyzed. A centered difference method is used for the discretization of the space-fractional derivative. …”
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Determination of Propranolol Hydrochloride in Pharmaceutical Preparations Using Near Infrared Spectrometry with Fiber Optic Probe and Multivariate Calibration Methods by Jucelino Medeiros Marques Junior, Aline Lima Hermes Muller, Edson Luiz Foletto, Adilson Ben da Costa, Cezar Augusto Bizzi, Edson Irineu Muller

“…A method for determination of propranolol hydrochloride in pharmaceutical preparation using near infrared spectrometry with fiber optic probe (FTNIR/PROBE) and combined with chemometric methods was developed. …”
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Sex Differences in Cardiovascular Outcomes of Intravascular Imaging-Guided PCI by Chidubem Ezenna, MD, BS, Sammudeen Ibrahim, MD, Prasana Ramesh, MD, Mahmoud Ismayl, MBBS, Mrinal Murali Krishna, MBBS, Meghna Joseph, MBBS, Kuan-Yu Chi, MD, S. Elissa Altin, MD, Michael G. Nanna, MD, MHS, Andrew M. Goldsweig, MD, MS

“…Objectives: The purpose of this study was to determine sex differences in adverse cardiovascular events in coronary artery disease patients undergoing PCI with IVI guidance vs angiography alone. …”
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Holographic Solar Energy Concentrator Using Angular Multiplexed and Iterative Recording Method by Jeong-Hyeon Lee, Hui-Ying Wu, Mei-Lan Piao, Nam Kim

“…Holographic optical elements can be fabricated to concentrate the solar energy with no sun tracking system. …”
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Measurement of Principal Modes in Few-Mode Fibers by S² Method by Zixiang Di, Zhiqun Yang, Yaping Liu, Guanju Peng, Lin Zhang, Guifang Li

“…This method collects the optical interference information on a two-dimensional plane at different frequencies. …”
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Growth, Structural and Optical Characterization of ZnO Nanotubes on Disposable-Flexible Paper Substrates by Low-Temperature Chemical Method by M. Y. Soomro, I. Hussain, N. Bano, Jun Lu, L. Hultman, O. Nur, M. Willander

“…We report the synthesis of vertically aligned ZnO nanotubes (NTs) on paper substrates by low-temperature hydrothermal method. The growth of ZnO NTs on the paper substrate is discussed; further, the structural and optical properties are investigated by scanning electron microscope (SEM), transmission electron microscopy (TEM), X-ray diffraction (XRD), energy-dispersive X-ray spectroscopy (EDS), and cathodoluminescence (CL), and it was found that the ZnO NTs on paper substrate fulfill the structural and optical properties of ZnO NTs grown on other conventional substrates. …”
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Percentage macular ganglion cell complex and peripapillary retinal nerve fiber layer loss in different stages of glaucoma by Shah Zalak, Sihota Ramanjit, Sen Ray Swarnali, Choudhary Samiksha, Dhillon Jasleen

“…As only the eyes of the same patient with different severities of glaucoma were included in the present study, it could be inferred that the difference in parameters represents the loss leading to the next stage of glaucoma. …”
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Influence of oxalic acid and CTAB on the structural and optical properties of nanocrystalline tungsten oxide synthesized via co-precipitation method by R. P. Neethu, G. Madhu

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