<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Daware, Krishna</style></author><author><style face="normal" font="default" size="100%">Kasture, Manasi</style></author><author><style face="normal" font="default" size="100%">Kalubarme, Ramchandra</style></author><author><style face="normal" font="default" size="100%">Shinde, Rakesh</style></author><author><style face="normal" font="default" size="100%">Patil, Kashinath</style></author><author><style face="normal" font="default" size="100%">Suzuki, Norihiro</style></author><author><style face="normal" font="default" size="100%">Terashima, Chiaki</style></author><author><style face="normal" font="default" size="100%">Gosavi, Suresh</style></author><author><style face="normal" font="default" size="100%">Fujishim, Akira</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Detection of toxic metal ions Pb2+ in water using SiO2@Au core-shell nanostructures: A simple technique for water quality monitoring</style></title><secondary-title><style face="normal" font="default" size="100%">Chemical Physics Letters</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">2019</style></year><pub-dates><date><style  face="normal" font="default" size="100%">OCT</style></date></pub-dates></dates><volume><style face="normal" font="default" size="100%">732</style></volume><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">&lt;p&gt;&lt;span class=&quot;hitHilite&quot;&gt;The&lt;/span&gt; present paper demonstrates a development &lt;span class=&quot;hitHilite&quot;&gt;of&lt;/span&gt; simple, sensitive and selective optical probe for detection &lt;span class=&quot;hitHilite&quot;&gt;of&lt;/span&gt; Pb2+ ions &lt;span class=&quot;hitHilite&quot;&gt;in&lt;/span&gt; water using monodispersed silica-gold core-shell nanostructures (SiO2@Au NSs). Structural and elemental analysis confirms &lt;span class=&quot;hitHilite&quot;&gt;the&lt;/span&gt; phase purity &lt;span class=&quot;hitHilite&quot;&gt;of&lt;/span&gt; nanostructures. &lt;span class=&quot;hitHilite&quot;&gt;The&lt;/span&gt; SPR studies for SiO2 @Au NSs reveals, linear dynamic range for Pb2+ ions detection, &lt;span class=&quot;hitHilite&quot;&gt;in&lt;/span&gt; &lt;span class=&quot;hitHilite&quot;&gt;the&lt;/span&gt; concentration range &lt;span class=&quot;hitHilite&quot;&gt;of&lt;/span&gt; 100 ppb to 2 ppm, with detection limit &lt;span class=&quot;hitHilite&quot;&gt;of&lt;/span&gt; 100 ppb, which is 5 times higher than AuNPs. Cross sensitivity study confirm its selectivity towards Pb2+ ions over other metal ions. XPS analysis shows &lt;span class=&quot;hitHilite&quot;&gt;the&lt;/span&gt; interaction &lt;span class=&quot;hitHilite&quot;&gt;of&lt;/span&gt; Pb2+ ions with core-shell NPs.&lt;/p&gt;
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