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Toplam kayıt 1178, listelenen: 744-763
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Performance of photon reconstruction and identification with the CMS detector in proton-proton collisions at s = 8 TeV
(Institute of Physics Publishing, 2015)A description is provided of the performance of the CMS detector for photon reconstruction and identification in proton-proton collisions at a centre-of-mass energy of 8 TeV at the CERN LHC. Details are given on the ... -
Performance of solar cells fabricated on black multicrystalline Si by nanowire decoration
(Elsevier Science BV, 2015)Vertically aligned Si nanowire (NW) arrays fabricated by metal-assisted etching technique were applied to industrial sized (156 mm x 156 mm) multicrystalline Si cells as an anti-reflective (AR) medium. The NW lengths ... -
Performance of the CMS missing transverse momentum reconstruction in pp data at ?s = 8 TeV
(Institute of Physics Publishing, 2015)The performance of missing transverse energy reconstruction algorithms is presented using ?s = 8 TeV proton-proton (pp) data collected with the CMS detector. Events with anomalous missing transverse energy are studied, and ... -
Performance study of SQW GaInNAs fabry-perot lasers
(Wiley-V C H Verlag GMBH, 2007)The work presented here is concerned with studies of the operational characteristics of single-quantum-well GaInNAs/GaAs Fabry-Perot lasers, where identical layer structures with differing cavity lengths are evaluated both ... -
Phonon frequency variations in high quality InAs1-xSbx epilayers grown on GaAs
(Elsevier Science BV, 2014)Undoped InAs1-xSbx epilayers with different compositions (0.55 <= x <= 0.78) were grown by molecular beam epitaxy on semi-insulating GaAs (1 0 0) substrates. The quality of the samples was determined by high resolution ... -
Phosphate removal potential of the adsorbent material prepared from thermal decomposition of alunite ore-KCl mixture in environmental cleanup
(Elsevier Science BV, 2010)This study focused on the preparation of a thermal decomposition product of alunite and potassium chloride mixture as an adsorbent for the removal of phosphate ions from aqueous solutions. The adsorbed phosphate ions were ... -
Phosphorus nitrogen compounds: Part 34. Syntheses, structural investigations, cytotoxic and biological activities of spiro-ansa-spiro and spiro-bino-spiro tetrameric phosphazene derivatives
(Elsevier Science Sa, 2016)The reactions of N4P4Cl8 with the symmetric N2N2 (1-3) and N2O2 (4) bulky ligands gave partly substituted 2,4-sas (5 and 6), 2,6-sas (7-10) and sbs (11-14) tetrameric phosphazene derivatives. The 2,4-sas-5, 2,6-sas-8 and ... -
Phosphorus-nitrogen compounds part 22. Syntheses, structural investigations, biological activities and DNA interactions of new mono and bis (4-fluorobenzyl) spirocyclophosphazenes
(Pergamon-Elsevier Science LTD, 2011)The reactions of hexachlorocyclotriphosphazene, N3P3Cl6, with mono (1 and 2) and bis(4-fluorobenzyl) diamines (3-5), FPhCH2NH(CH2)(n)NHR (R=H or FPhCH2-), produce mono (1a and 2a) and bis(4-fluorobenzyl) monospirocyclophosphazenes ... -
Phosphorus-nitrogen compounds part 27. Syntheses, structural characterizations, antimicrobial and cytotoxic activities, and DNA interactions of new phosphazenes bearing secondary amino and pendant (4-fluorobenzyl)spiro groups
(Elsevier France-Editions Scientifiques Medicales Elsevier, 2013)A number of partly (7-9) and fully (10a-12d. Scheme 1) substituted mono(4-fluorobenzyl)spiro cyclotriphosphazenes was prepared. The structures of the compounds were determined by MS, FTIR, 1D and 2D NMR techniques. The ... -
Phosphorus-nitrogen compounds part 33: in vitro cytotoxic and antimicrobial activities, DNA interactions, syntheses, and structural investigations of new mono(4-nitrobenzyl)spirocyclotriphosphazenes
(Springer, 2016)The condensation reactions of hexachlorocyclotriphosphazene, N3P3Cl6, with N-alkyl-N'-mono(4-nitrobenzyl)diamines (1-3), NO2PhCH2NH(CH2) (n) NHR1 (R-1 = CH3 or C2H5), led to the formation of the mono(4-nitrobenzyl)spiroc ... -
Phosphorus-nitrogen compounds. Part 20: Fully substituted spiro-cyclotriphosphazenic lariat (PNP-pivot) ether derivatives
(Pergamon-Elsevier Science LTD, 2010)The condensation reactions of partly substituted spiro-cyclotriphosphazenic lariat (PNP-pivot) ethers, N3P3[(o-NHPhO)(2)R]Cl-4 [where R = -CH2CH2- (1) and -CH2CH2OCH2CH2- (2)] with morpholine and 1,4-dioxa-8-azaspiro[4,5]decane ... -
Phosphorus-nitrogen compounds. Part 23: Syntheses, structural investigations, biological activities, and DNA interactions of new N/O spirocyclotriphosphazenes
(Pergamon-Elsevier Science LTD, 2012)The Schiff base compounds (1 and 2) are synthesized by the condensation reactions of 2-furan-2-yl-methylamine with 2-hydroxy-3-methoxy- and 2-hydroxy-5-methoxy-benzaldehydes and reduced with NaBH4 to give the new N/O-donor-type ... -
Phosphorus-Nitrogen Compounds. Part 24. Syntheses, Crystal Structures, Spectroscopic and Stereogenic Properties, Biological Activities, and DNA Interactions of Novel Spiro-ansa-spiro- and Ansa-spiro-ansa-cyclotetraphosphazenes
(American Chemical Society, 2012)The reactions of octachlorocyclotetraphosphazene, N4P4Cl8, with N2O2 donor-type aminopodands (1a, 1b, 1g, and 1h) afforded two kinds of derivatives, namely, spiro-ansa-spiro (sas) (2a, 2b, 2g, and 2h) and ansa-spiro-ansa ... -
Phosphorus-nitrogen compounds. Part 29. Syntheses, crystal structures, spectroscopic and stereogenic properties, electrochemical investigations, antituberculosis, antimicrobial and cytotoxic activities and DNA interactions of ansa-spiro-ansa cyclotetraphosphazenes
(Elsevier France-Editions Scientifiques Medicales Elsevier, 2014)A number of novel ansa-spiro-ansa (asa) cyclotetraphosphazenes (1a-5b) was prepared in the range of 63-90% yields. The structures of the compounds were verified by MS, FTIR, H-1, C-13{H-1} and P-31{H-1} NMR, heteronuclear ... -
Phosphorus-nitrogen compounds: New spiro-cyclic phosphazene derivatives. Structure of 4 ',4 ',6 ',6 '-tetrachloro-3,4-dihydro-3-(3-methylpyridin-2-yl)-spiro-[1,3,2-benzoxazaphosphinine-2,2 '-(2 lambda(5),4 lambda(5),6 lambda(5)-cyclotriphosphazene)]. Part XII
(Elsevier Science BV, 2005)The condensation reactions of [N-[(2-hydroxyphenylmethyl)amino]-methylpyridines (5-8) with trimer, N3P3Cl6, have been afforded partially substituted novel spiro-cyclic phosphazene derivatives (9-12) (Scheme 1). Compounds ... -
Phosphorus-nitrogen compounds: Part 19. Syntheses, structural and electrochemical investigations, biological activities, and DNA interactions of new spirocyclic monoferrocenylcyclotriphosphazenes
(Pergamon-Elsevier Science LTD, 2010)The reactions of hexachlorocyclotriphosphazatriene, N3P3Cl6, with N-alkyl-N-ferrocenylmethylethylene diamines, FcCH(2)NH(CH2)(2)NHR1 [R-1 = Me (1) and Et (2)], and sodium [3-(N-ferrocenylmethylamino)-1-propanoxide] (3) ... -
Phosphorus-Nitrogen Compounds: Part 25. Syntheses, Spectroscopic, Structural and Electrochemical Investigations, Antimicrobial Activities, and Dna Interactions of Ferrocenyldiaminocyclotriphosphazenes
(Taylor & Francis LTD, 2013)The condensation reactions of hexachlorocyclotriphosphazene (N3P3Cl6) with mono (1 and 2) and bisferrocenyldiamines (3-5 and 7) resulted in the formation of tetrachloro mono- (8 and 9) and bisferrocenylspirocyclotriphosphazenes ... -
Phosphorus-nitrogen compounds: Part 26. Syntheses, spectroscopic and structural investigations, biological and cytotoxic activities, and DNA interactions of mono and bisferrocenylspirocyclotriphosphazenes
(Elsevier Science Sa, 2013)The condensation reactions of the tetrachloro mono (1 and 2) and bisferrocenylspirocyclotriphosphazenes (3-5) with 1,4-dioxa-8-azaspiro[4,5]decane (DASD) resulted in the formation of the partly and fully DASD-substituted ... -
Phosphorus-nitrogen compounds: Part 31. Syntheses, structural and stereogenic properties, in vitro cytotoxic and antimicrobial activities, and DNA interactions of bicyclotetraphosphazenes containing bulky side group
(Elsevier Science Sa, 2015)Hexachlorocyclotriphosphazene, N3P3Cl6, and octachlorocyclotetraphosphazene, N4P4Cl8, were reacted with K2N2O2 salt of symmetric tetradentate ligand to obtain spiro-bino-spiro [(sbs) (2)] and 2,6-spiro-ansa-spiro [(2,6-sas) ... -
Phosphorus-nitrogen compounds: Synthesis and spectral investigations on new spiro-cyclic phosphazene derivatives
(Pergamon-Elsevier Science LTD, 2007)The condensation reaction of {N-[(2-hydroxyphenylmethyl)amino]-4,6-dimethylpyridine} (2), which is a reduction product of 1, with trimer N3P3Cl6 affords partially a substituted spiro-cyclic phosphazene derivative (3). The ...