Archive for the ‘LI-7700’ Category 
Adjusting Timestamps for Daylight Savings Time (DST)
Tuesday, May 7th, 2013
In flux data analysis it is common to compare the local site data with data from other sites that are in regional or global flux networks (eg. AmeriFlux, FluxNet, AsiaFlux). The issue of timestamp is important for such comparisons and using a time stamp that adjusts for Daylight Savings Time (DST) complicates the comparison because…
Read More...Tags: flux, gas analyzer, LI-7200, LI-7500A, LI-7700
Posted in Gas Analyzers, LI-7200, LI-7500A, LI-7700, Tech Tips | No Comments »
Filtering LI-7700 high frequency data using diagnostic value information
Thursday, February 28th, 2013
The LI-7700 outputs a variable titled DIAG – Diagnostic Value, at the same output rate as the measured data stream which can be used to filter the raw high frequency data. The diagnostic value from the LI-7700 is a 16-bit number that can be broken down to the 16 individual bits to identify various diagnostic…
Read More...Tags: LI-7700, methane
Posted in LI-7700, Tech Tips | No Comments »
Instrument Training Workshop in Brazil
Monday, December 3rd, 2012
LI-COR scientists recently returned from South America where, together with prominent Brazilian scientists, they conducted a week long workshop covering photosynthesis, soil gas exchange, and eddy covariance flux measurements. The workshop was organized with the help of Dr. Ricardo Oliveira and LI-COR’s distributor in Brazil, Alem Mar Comercial e Industrial. Over sixty participants from universities…
Read More...Tags: Training, workshop
Posted in Feature Stories, LI-6400XT, LI-7200, LI-7500A, LI-7700, LI-8100A, What's New | No Comments »
LI-COR Presents Landfill Methane Emission Data at Global Waste Management Symposium
Friday, October 12th, 2012
Measuring greenhouse gas emissions at landfills using continuous monitoring offers new insight in estimating total annual emissions. LI-COR Principal Scientist, Liukang Xu presented methane emission data collected from a landfill at Global Waste Management Symposium in Phoenix, AZ on October 1st, 2012 and discussed the advantages of continuous monitoring over traditional interval monitoring. In the…
Read More...Tags: landfill, methane
Posted in Gas Analyzers, LI-7200, LI-7500A, LI-7700, What's New | No Comments »
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