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Progressions in every two-coloration of Zn

H.Y Song, H Taylor, S.W Golomb
1992 Journal of combinatorial theory. Series A  
Our main theorem shows constructively that if Z, can be two-colored in such a way that the longest monochrome progression has m distinct terms mod n and any monochrome progression of k distinct terms with  ...  will appear in one color.  ...  It took approximately 10 days of CPU time (&m-3/60) to conclude that every possible five-term circular progression in one color forces a six-term circular progression in one color in Z,, .  ... 
doi:10.1016/0097-3165(92)90018-p fatcat:ws64hpivy5ek5d7754cub7xgni

In vivo quantification of gingival inflammation using spectral imaging

Christian Zakian, Iain Pretty, Roger Ellwood, David Hamlin
2008 Journal of Biomedical Optics  
We present a longitudinal study on 22 healthy volunteers divided in two groups.  ...  Erythema is a reaction of the skin and oral soft tissues commonly associated with inflammation and an increase in blood flow.  ...  Pretty is supported by a Clinician Scientist Award from the National Institute of Health Research, United Kingdom. Hamlin acknowledges support by Kathleen Phelan Williams, RDH, and the staff of CDE.  ... 
doi:10.1117/1.2982536 pmid:19021425 fatcat:u74moebt6bephjdiga3s2ajooi

Cut-Edge Corrosion Behavior of Prepainted 55% Al–Zn Steel with Chromate-free Primers in Various Atmospheric Environments

Takahiro Tsujita, Azusa Ooi, Eiji Tada, Atsushi Nishikata
2021 ISIJ International  
(Online version in color.) EIS of 55%Al-Zn in 3% NaCl solution suspended with various pigments. (Online version in color.)  ...  The edge creep did not progress at all for all of the specimens exposed in AZ, even after two years of exposure, although red rust was observed at the cut edge.  ... 
doi:10.2355/isijinternational.isijint-2021-148 fatcat:t5m7rurxnndxvm2kn5gnn4f52q

Progress of display performances: AR, VR, QLED, and OLED

Ho Jin Jang, Jun Yeob Lee, Jaeyun Kim, Jeonghun Kwak, Jae-Hyeung Park
2020 Journal of Information Display  
The recent progress in the areas of virtual reality (VR), augmented reality (AR), quantum dot light-emitting diode (QLED), and organic light-emitting diode (OLED) is comprehensively summarized and discussed  ...  In 2019, the device performances of the display technologies were largely advanced by the development of new materials and of the device architecture and driving scheme.  ...  Soluble OLEDs The device performances of the soluble OLEDs have been steadily improved every year. In particular, progress in the blue device performances was noticed in 2019.  ... 
doi:10.1080/15980316.2020.1720835 fatcat:kqny2uzksngtlahvti77xjlp6m

Enumeration of monochromatic three term arithmetic progressions in two-colorings of cyclic groups [article]

Erik Sjöland
2014 arXiv   pre-print
One of the toughest problems in Ramsey theory is to determine the existence of monochromatic arithmetic progressions in groups whose elements have been colored.  ...  We study the harder problem to not only determine the existence of monochromatic arithmetic progressions, but to also count them.  ...  Let R(3, Z n , 2) and R (3, D 2n , 2) denote the minimal number of monochromatic 3-term arithmetic progressions in any two-coloring of Z n and D 2n respectively.  ... 
arXiv:1408.1058v4 fatcat:nokdeyg6n5cc5aqmulhiuc7aoi

Zn2−xSn1−xIn2xO4−δ: An Indium-Substituted Spinel with Transparent Conducting Properties

G.B. Palmer, K.R. Poeppelmeier, T.O. Mason
1997 Journal of Solid State Chemistry  
ACKNOWLEDGMENTS This work was supported by the MRSEC program of the National Science Foundation (DMR-9632472) at Northwestern University and made use of the Central Facilities of the MRSEC program.  ...  The conductivity of Zn SnO can be improved by incorporation of In> cations and subsequent reduction. In> is a net isovalent dopant (two In> added for every one Zn> and one Sn> removed).  ...  Powders were pre- pared from 99.99% In O , 99.9% SnO , and 99.99% ZnO powders (cation basis, Aldrich) TABLE 1 Sample 1 Compositions and Colors Color Color Sn>/Zn> pair is removed for every  ... 
doi:10.1006/jssc.1997.7576 fatcat:i3vipm3rfzckbggsepqjkloaba

Concentration and localization of zinc during seed development and germination in wheat

Levent Ozturk, Mustafa Atilla Yazici, Cemal Yucel, Ayfer Torun, Cemal Cekic, Ahmet Bagci, Hakan Ozkan, Hans-Joachim Braun, Zehra Sayers, Ismail Cakmak
2006 Physiologia Plantarum : An International Journal for Plant Biology  
When reacting with Zn, DTZ forms a red-colored complex. The DTZ staining of seed samples revealed that Zn is predominantly located in the embryo and aleurone parts of the seeds.  ...  In a field experiment, the effect of foliar Zn applications on the concentration of Zn in seeds of a bread wheat cultivar (Triticum aestivum L. cv.  ...  The authors are grateful to Dr Zed Rengel (University of Western Australia) and Dr Philip J White (University of Warwick) for their helpful comments and suggestions in improving the manuscript.  ... 
doi:10.1111/j.1399-3054.2006.00737.x fatcat:yrqj5vjhuzgrpbsnfb2fmbypfq


Karen I. Davis, Carl E. Niedziela, Muchha R. Reddy, Brian E. Whipker, Jonathan M. Frantz
2011 Journal of plant nutrition  
❑ Clerodendrum thomsoniae plants were grown in silica sand culture to induce and photograph nutritional disorder symptoms. Plants were grown with a complete modified Hoagland's all nitrate solution.  ...  Plants were monitored daily to document and photograph sequential series of symptoms as they developed. Typical symptomology of nutrient disorders and critical tissue concentrations are presented.  ...  Mention of a trademark, proprietary product, or vendor does not constitute a guarantee or warranty of the product by NCA&TSU, NCSU, or USDA; and does not imply approval to the exclusion of other products  ... 
doi:10.1080/01904167.2011.555805 fatcat:o36kjvccqre4tmbuo7kejitdve

Crown-Porphyrin Ligand for Optical Sensors Development

Larisa Lvova, Elisa Acciari, Federica Mandoj, Giuseppe Pomarico, Corrado Di Natale, Roberto Paolesse
2018 Proceedings (MDPI)  
The visibly (naked eye) observed color change of sensing material from green to red demonstrated the suitability of the ZnPC-based optodes to perform fast monitoring of Cu(II) ions in the concentration  ...  A novel porphyrin ligand, Zn(II)TPP-BPI-crown (ZnPC), functionalized with two dibenzo-crown-ether moieties was synthesized and tested as cation-sensitive ionophore.  ...  In order to enhance cationic selectivity, Zn(II)TPP-BPI porphyrin was functionalized with two dibenzo-crown-ether moieties, which were able to selectively bind the cations of determined size.  ... 
doi:10.3390/proceedings2130922 fatcat:laboeb2c65gm5hid7ijz2iapum

Highly luminescent InP/GaP/ZnS QDs emitting in the entire color range via a heating up process

Joong Pill Park, Jae-Joon Lee, Sang-Wook Kim
2016 Scientific Reports  
Therefore, progresses in the synthesis of InP-based QDs occurred much slowly compared to that of CdSe QDs.  ...  InP-based quantum dots (QDs) have attracted much attention for use in optical applications, and several types of QDs such as InP/ZnS, InP/ZnSeS, and InP/GaP/ZnS have been developed.  ...  Results InP/GaP/ZnS QDs which could cover full color ranges are synthesized in a very short time via a heating-up process.  ... 
doi:10.1038/srep30094 pmid:27435428 pmcid:PMC4951813 fatcat:sjspdwv2ejcjjocohu2ygh33ha

Harpin Protein Influence on Fruit Quality Attributes, Ethylene, Respiration, and Minerals in Apples

Esmaeil Fallahi
2021 American Journal of Plant Sciences  
Application of Harpin protein on "Red Chief Delicious" apple improved fruit color and increased fruit size in two locations, and advanced starch degradation pattern in one orchard but reduced fruit firmness  ...  In this study, the impact of Harpin protein on quality attributes of four apple cultivars was studied.  ...  Acknowledgements The author wishes to express his gratitude to the Idaho Apple Commission and Conflicts of Interest The author declares no conflicts of interest regarding the publication of this paper  ... 
doi:10.4236/ajps.2021.128086 fatcat:yw5ic22wv5eybmqbhkthl5cuzy


Edmund H. Miller, M. J. Falk
1904 Journal of the American Chemical Society  
Is 1897, in discussingz two papers read before the New York Section on the "Ferrocyanides of Zinc and of Manganese," the suggestion was made that these complicated precipitates could all be resolved into  ...  The optical characters of the copper-sodiiim-ammonium salt are identical with those of the silver salt, except that the absorption is stronger in the case of the former.  ...  point in the progress of the reaction.  ... 
doi:10.1021/ja01998a006 fatcat:qm36w4kwpjhrbepdsmjbzowaea

Passivation Mechanism of Galvanized Steel Rebar in Fresh Concrete

Mari Maeda, Xiuyang Li, Azusa Ooi, Eiji Tada, Atsushi Nishikata
2020 ISIJ International  
We studied the passivation behavior of hot-dip galvanized steel (HDG) rebar and ordinary steel (black) rebar in fresh concrete using electrochemical techniques.  ...  Initially, the Zn surface was partially covered with calcium hydroxy zincate (CHZ) whose coverage increased with exposure time.  ...  a Zn-passivated film of a two-layered structure in the NaOH solution of pH 12.0.  ... 
doi:10.2355/isijinternational.isijint-2019-396 fatcat:2dod2lu5jvhwfieh7j5oydz5pa

Crossing-Symmetric Decomposition of then-Point Veneziano Formula into Tree-Graph Integrals. II

Noboru Nakanishi
1971 Progress of theoretical physics  
919 The crossing-symmetric decomposition of the n-point Veneziano formula into tree-graph integrals, established previously, is transcribed into that in the Koba-Nielsen representation.  ...  The Koba-Nielsen representation of the tree-graph integral has a very simple expression, and is manifestly form-invariant under the Mobius transformation.  ...  As in I, the functions x/ and x/' are associated with the end vertex of Li of color A and that of color B, respectively.  ... 
doi:10.1143/ptp.45.919 fatcat:bxhol6qlszcnbchvux4l5ylvrm

Exploratory analysis of nutrient concentrations in Eucalyptus leaf color patterns

Luiz Felipe Ramalho de Oliveira, Reynaldo Campos Santana
2020 Advances in Forestry Science  
The study was carried out in Eucalyptus stands at 25 months old using three leaves from the lower of tree crowns classified into five color patterns of Munsell color charts for plant tissues.  ...  The aim of this study was to evaluate the use of leaf color pattern to analyze leaf nutrient concentrations in Eucalyptus and to establish relationships between color patterns and leaf nutrient concentrations  ...  Acknowledgements This study was financed in part by the Coordenação de Aperfeiçoamento de Pessoal de Nível Superior -Brasil (CAPES) -Finance Code 001, Universidade Federal dos Vales do Jequitinhonha e  ... 
doi:10.34062/afs.v7i2.8647 fatcat:4x62fu7oxraepp2je3bzm2ghdi
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