151 Hits in 7.3 sec


Kifilideen Lekan Osanyinpeju
2022 Zenodo  
Matrix was used in this study to arrange the terms of the series of the negative power of the Kifilideen trinomial theorem.  ...  It has been proving that the theorem and formulas generated are accurate, reliable, easy and interesting.  ...  ACKNOWLEDGEMENTS The authors are grateful to the head of Solid Earth Physics Research laboratory, Osun State University, Nigeria for making their experimental data available for this work.  ... 
doi:10.5281/zenodo.6409368 fatcat:h2mofg25dna6lavjhupclnkhxq

Mechanical Signature Analysis—Theory and Applications

S. Braun, H. Saunders
1988 Journal of Vibration and Acoustics  
The available tools are (a) laboratory tools [measuring miscroscopes and/or scanning electron microscope (SEM)], (b) on-line (electrical resistors or flank radioactive tracers, proximity sensors to the  ...  Data generation of random signals can be detailed in time series by (a) moving average (MA), (b) autoregression (AR), (c) autoregressive moving average (AR-MA), and (d) maximum energy method (MEM).  ... 
doi:10.1115/1.3269539 fatcat:ivyfpgl72vckvklp25o6ocbhie

Characterization of inflammatory responses by cervical cytology, cytokine expression and ultrastructure changes in a goat subclinical endometritis model

Chunyan SHAO, Heng WANG, Xiaodu WANG, Sheng JIANG, Jing SUN, Houhui SONG, Jianji LI
2017 Journal of Veterinary Medical Science  
or neutrophils are rapidly activated to clear the bacteria or related inflammatory products [8] .  ...  We thus conclude that the simple cervical cytobrush technique can effectively obtain cervical discharge samples for cytology examination in the early diagnosis of subclinical endometritis in goats.  ...  , coated in gold and examined using an electron microscope (S-4800II, Hitachi High-Technologies Corp., Tokyo, Japan).  ... 
doi:10.1292/jvms.16-0096 pmid:27746413 pmcid:PMC5289261 fatcat:rj7m7isfyfdejfrzy74vdjsx7u

Characterization of Greenbug Feeding Behavior and Aphid (Hemiptera: Aphididae) Host Preference in Relation to Resistant and Susceptible Tetraploid Switchgrass Populations

Kyle G. Koch, Nathan Palmer, Mitch Stamm, Jeff D. Bradshaw, Erin Blankenship, Lisa M. Baird, Gautam Sarath, Tiffany M. Heng-Moss
2014 Bioenergy Research  
Additionally, an assessment of S. graminum feeding behavior was performed on the same switchgrass populations, by using the electrical penetration graph (EPG) technique.  ...  These results suggest that resistance factors (chemical or mechanical) in Kanlow are located in the phloem tissue.  ...  Han Chen, Microscopy Core Facility, University of Nebraska at Lincoln, for the help with the SEM.  ... 
doi:10.1007/s12155-014-9510-0 fatcat:pnpiav4mqbhrxierlrm4b72plm

Iron Oxide Nanoparticles as an Alternative to Antibiotics Additive on Extended Boar Semen

Ioannis A. Tsakmakidis, Theodoros Samaras, Sofia Anastasiadou, Athina Basioura, Aikaterini Ntemka, Ilias Michos, Konstantinos Simeonidis, Isidoros Karagiannis, Georgios Tsousis, Mavroeidis Angelakeris, Constantin M. Boscos
2020 Nanomaterials  
This study examined the effect of Fe3O4 nanoparticles on boar semen. Beltsville thawing solution without antibiotics was used to extend ejaculates from 5 boars (4 ejaculates/boar).  ...  In conclusion, the use of Fe3O4 nanoparticles during semen processing provided a slight anti-microbiological effect with no adverse effects on sperm characteristics.  ...  Acknowledgments: The authors are grateful to "Karanikas farm" for kindly providing the semen samples and to Theofanis Avramidis for his contribution to semen doses preparation.  ... 
doi:10.3390/nano10081568 pmid:32784995 fatcat:72azchteyvbqpbzoh6ucojmgxq

Methodology for Measuring the Cutting Inserts Wear

Raluca Daicu, Gheorghe Oancea
2022 Symmetry  
In the paper is also presented how the principle of symmetry is used to characterize the wear of the cutting inserts.  ...  For this purpose, the measurement errors are determined, and a new methodology for measuring the cutting insert wear is developed.  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/sym14030469 fatcat:6lb3wp3f2bb2pdgn3wbf7updzu

Endothelial Protective Monocyte Patrolling in Large Arteries Intensified by Western Diet and AtherosclerosisNovelty and Significance

Amado Quintar, Sara McArdle, Dennis Wolf, Alex Marki, Erik Ehinger, Melanie Vassallo, Jacqueline Miller, Zbigniew Mikulski, Klaus Ley, Konrad Buscher
2017 Circulation Research  
Ley, the Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET) External Fellowship to A. Quintar and the Deutsche Forschungsgemeinschaft (DFG) grant BU3247/1 to K. Buscher.  ...  The system is composed of a DM6000 microscope, a Ti-Sapphire laser (Chameleon Ultra II, Coherent), tuned to 920 nm, a resonant scan head for fast scanning, and a Leica trigger box.  ...  The system is composed of a DM6000 microscope, a Ti-Sapphire laser (Chameleon Ultra II, Coherent), tuned to 920 nm for all experiments, a resonant scanhead for fast scanning, and a Leica trigger box.  ... 
doi:10.1161/circresaha.117.310739 pmid:28302649 pmcid:PMC5446289 fatcat:ig4omb7ybnhdjjlyewcrupk3ji

Review of THz-based semiconductor assurance

John True, Chengjie Xi, Nathan Jessurun, Kiarash Ahi, Navid Asadizanjani
2021 Optical Engineering: The Journal of SPIE  
For this reason, the reliability and verification of a THz NDT method must exceed currently used inspection systems.  ...  Until recent hardware advances, THz systems lacked the signal quality and reliability for use as an effective nondestructive testing (NDT) method.  ...  Optical and electron beam-based (SEM) defect localization techniques have been successful due to the direct inspection of a defect near or at the surface; the scanning optical microscope and SEM have been  ... 
doi:10.1117/1.oe.60.6.060901 fatcat:uycncszevvdevmznjn5soksmsm

Thrombogenicity and Early Vascular Healing Response in Metallic Biodegradable Polymer-Based and Fully Bioabsorbable Drug-Eluting Stents

T. Koppara, Q. Cheng, K. Yahagi, H. Mori, O. D. Sanchez, J. Feygin, E. Wittchow, F. D. Kolodgie, R. Virmani, M. Joner
2015 Circulation. Cardiovascular Interventions  
Endothelial recovery was assessed by scanning electron microscopy, whereas CD31/PECAM-1 was used to confirm endothelial maturity.  ...  An ex-vivo porcine arterio-venous shunt model was used to assess platelet aggregation, whereas a healthy rabbit model of iliofemoral stent implantation was used to assess re-endothelialization and inflammation  ...  ANOVA indicates analysis of variance; and SEM, scanning electron microscopy.  ... 
doi:10.1161/circinterventions.115.002427 pmid:26022535 fatcat:a74ejopx6rdnbghfqyo6fmriae

Effects of Near-infrared Laser Irradiation of Biodegradable Microspheres Containing Hollow Gold Nanospheres and Paclitaxel Administered Intraarterially in a Rabbit Liver Tumor Model

Sanjay Gupta, R. Jason Stafford, Sanaz Javadi, Efe Ozkan, Joe E. Ensor, Kenneth C. Wright, Andrew M. Elliot, You Jian, Rita E. Serda, Katherine A. Dixon, Jennifer J. Miller, Sherry Klump (+2 others)
2012 Journal of Vascular and Interventional Radiology  
Further studies are required to evaluate the optimal laser settings to maximize therapeutic efficacy.  ...  The mean apoptotic index in the MS-HAuNS-PTX-plus-NIR group (5.01 ± 1.66) was significantly higher than the mean apoptotic index in the MS-HAuNS-PTX (2.99 ± 0.97) or saline-plus-NIR (1.96 ± 0.40) groups  ...  Acknowledgments We would like to thank the Cancer Center Support Grant Mutant Mouse Pathology Service for their technical assistance in the slide scanning procedure.  ... 
doi:10.1016/j.jvir.2011.12.017 pmid:22341633 pmcid:PMC3863906 fatcat:22osiom7fbanpg5imwyfggpnda

Quantitative ultrasound delta-radiomics during radiotherapy for monitoring treatment responses in head and neck malignancies

William T Tran, Harini Suraweera, Karina Quiaoit, Daniel DiCenzo, Kashuf Fatima, Deok Jang, Divya Bhardwaj, Christopher Kolios, Irene Karam, Ian Poon, Lakshmanan Sannachi, Mehrdad Gangeh (+3 others)
2020 Future Science OA  
K-nearest neighbor and naive-Bayes machine-learning classifiers were used to build prediction models for each time point.  ...  Acknowledgments We express our sincere gratitude to the patients for their participation in the study and their caregivers for providing all the needed support.  ...  in the manuscript apart from those disclosed.  ... 
doi:10.2144/fsoa-2020-0073 pmid:33235811 pmcid:PMC7668124 fatcat:y5v3xte3tbfa7f5yxlnmlk5ohq

Damage assessment of smart composite structures via machine learning: a review

Asif Khan, Nayeon Kim, Jae Kyong Shin, Heung Soo Kim, Byeng Dong Youn
2019 JMST Advances  
This paper reports on the use of machine learning techniques for the damage assessment (i.e., detection, quantification, and localization) of smart composite structures.  ...  The success of the machine learning paradigm for damage assessment depends on the representational capability of the discriminative features for the problems of interest.  ...  Scanning electron microscopic (SEM) observations were used to verify the classification results. Al-Jumaili et al.  ... 
doi:10.1007/s42791-019-0012-2 fatcat:xp423kbqhba57pxmyxavuekm34

Heat induction in two-dimensional graphene–Fe3O4 nanohybrids for magnetic hyperthermia applications with artificial neural network modeling

M. S. Dar, Khush Bakhat Akram, Ayesha Sohail, Fatima Arif, Fatemeh Zabihi, Shengyuan Yang, Shamsa Munir, Meifang Zhu, M. Abid, Muhammad Nauman
2021 RSC Advances  
Acknowledgements The research is funded by Higher Education Commission (HEC) Pakistan under start-up research grant program (SRGP) Project no. 2454.  ...  Results and discussion JEOL (Japan) JSM-6400F eld emission scanning electron microscopy (FE-SEM) equipped with electron diffraction microscopy (EDX) was used for morphological and elemental analysis of  ...  30 min at 4000 rpm, following the reaction in eqn(1) Fig. 3 3 Fig. 3 (a) Scanning electron microscopy (SEM) images of thermally reduced graphene flakes (G), Fe 3 O 4 -graphene (FG) nanohybrids and pure  ... 
doi:10.1039/d1ra03428f pmid:35478795 pmcid:PMC9034160 fatcat:ilg5n4p3irf7zc35kn2zj52fte

Using AE Signals to Investigate the Fracture Process in an Al–Ti Laminate

Grzegorz Świt, Aleksandra Krampikowska, Tadeusz Pała, Sebastian Lipiec, Ihor Dzioba
2020 Materials  
The paper presents the application of the AE method to identify fracture processes in the layered Al–Ti composite using a non-hierarchical method for clustering AE signals (k-means) and analyses using  ...  These analyses made it possible to identify different fracture mechanisms in Al–Ti composites which is very significant to the assessment of the safety of structures made of this material.  ...  Observation of the specimens' fracture surfaces using scanning electron microscope (SEM) showed some peculiarities of the cracking process of Al-Ti laminate in tested temperatures.  ... 
doi:10.3390/ma13132909 pmid:32610463 pmcid:PMC7372479 fatcat:7fnmwqqjofe5lgv5gnvhcrxwwe

The ERC1 scaffold protein implicated in cell motility drives the assembly of a liquid phase

Kristyna Sala, Agnese Corbetta, Claudia Minici, Diletta Tonoli, David H. Murray, Eugenia Cammarota, Lucrezia Ribolla, Martina Ramella, Riccardo Fesce, Davide Mazza, Massimo Degano, Ivan de Curtis
2019 Scientific Reports  
Here by electron microscopy and single molecule analysis we identify ERC1 as an extended flexible dimer.  ...  We found that ERC1 scaffolds form cytoplasmic condensates with a behavior that is consistent with liquid phases that are modulated by a predicted disordered region of ERC1.  ...  Covino and ALEMBIC for technical support in the morphological analysis; M. Zerial  ... 
doi:10.1038/s41598-019-49630-y pmid:31537859 pmcid:PMC6753080 fatcat:4hai3omvjbehlcpefpywtfholy
« Previous Showing results 1 — 15 out of 151 results