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
High efficiency and high power laser operation of highly-doped 2at.% crystalline Nd:YAG at 1.3microm is demonstrated in a diode-side pumped bounce amplifier configuration. A linearly polarized output power of 16.7W is obtained representing the highest power at 1.3microm achieved to date, to our knowledge, in a highly doped crystalline Nd:YAG laser. The system could deliver over 9W average output power in Q-switched operation with repetition rates from 20 - 160kHz. With quasi-continuous wave diode pumping 5.5mJ pulses at 100Hz repetition rate were achieved as well as 50ns pulses in Q-switched operation.
Download full-text PDF |
Source |
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http://dx.doi.org/10.1364/oe.15.003230 | DOI Listing |
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