A PHP Error was encountered

Severity: Warning

Message: file_get_contents(https://...@pubfacts.com&api_key=b8daa3ad693db53b1410957c26c9a51b4908&a=1): Failed to open stream: HTTP request failed! HTTP/1.1 429 Too Many Requests

Filename: helpers/my_audit_helper.php

Line Number: 176

Backtrace:

File: /var/www/html/application/helpers/my_audit_helper.php
Line: 176
Function: file_get_contents

File: /var/www/html/application/helpers/my_audit_helper.php
Line: 250
Function: simplexml_load_file_from_url

File: /var/www/html/application/helpers/my_audit_helper.php
Line: 3122
Function: getPubMedXML

File: /var/www/html/application/controllers/Detail.php
Line: 575
Function: pubMedSearch_Global

File: /var/www/html/application/controllers/Detail.php
Line: 489
Function: pubMedGetRelatedKeyword

File: /var/www/html/index.php
Line: 316
Function: require_once

Self-assembled, cogged hexameric nanotubes formed from pyrogallol[4]arenes with a unique branched side chain. | LitMetric

Self-assembled, cogged hexameric nanotubes formed from pyrogallol[4]arenes with a unique branched side chain.

Chem Commun (Camb)

Department of Chemistry & Biochemistry, Center for Nanoscience, University of Missouri-Saint Louis, One University Boulevard, Saint Louis, MO 63121, USA.

Published: December 2009

A branched side chain pyrogallol[4]arene self-assembles into a previously-unreported cogged hydrogen-bonded nanotube structure in the solid state and self-assembles at the air-water interface on the Langmuir trough.

Download full-text PDF

Source
http://dx.doi.org/10.1039/b917431aDOI Listing

Publication Analysis

Top Keywords

branched side
8
side chain
8
self-assembled cogged
4
cogged hexameric
4
hexameric nanotubes
4
nanotubes formed
4
formed pyrogallol[4]arenes
4
pyrogallol[4]arenes unique
4
unique branched
4
chain branched
4

Similar Publications

Want AI Summaries of new PubMed Abstracts delivered to your In-box?

Enter search terms and have AI summaries delivered each week - change queries or unsubscribe any time!