Evolution of the fluorometric method for the measurement of ammonium/ammonia in natural waters: A review

X Guo, J Chen, Y Shen, H Li, Y Zhu - TrAC Trends in Analytical Chemistry, 2024 - Elsevier
In order to advance our comprehension of the underlying regulatory mechanisms governing
nitrogen processes in aquatic ecosystems, it is crucial to understand the roles of ammonium …

[HTML][HTML] On the use of polymer-based composites for the creation of optical sensors: a review

P Melnikov, A Bobrov, Y Marfin - Polymers, 2022 - mdpi.com
Polymers are widely used in many areas, but often their individual properties are not
sufficient for use in certain applications. One of the solutions is the creation of polymer …

[HTML][HTML] Optical Oxygen Sensing and Clark Electrode: Face-to-Face in a Biosensor Case Study

PV Melnikov, AY Alexandrovskaya, AO Naumova… - Sensors, 2022 - mdpi.com
In the last decade, there has been continuous competition between two methods for
detecting the concentration of dissolved oxygen: amerometric (Clark electrode) and optical …

Recent advances and prospects in on-site spectrophotometric nutrient measurement in aquatic ecosystems

Y Zhu, T Fang, D Ji, H Li, J Chen, J Ma - TrAC Trends in Analytical …, 2024 - Elsevier
Analyzing nutrient samples (including nitrate, nitrite, ammonium, phosphate, and silicate)
immediately after sampling is highly recommended in the aquatic environment to reduce the …

Emerging technologies and approaches for in situ, autonomous observing in the Arctic

CM Lee, M DeGrandpre, J Guthrie, V Hill, R Kwok… - Oceanography, 2022 - JSTOR
Understanding and predicting Arctic change and its impacts on global climate requires
broad, sustained observations of the atmosphere-ice-ocean system, yet technological and …

Impact of micro-habitat fragmentation on microbial population growth dynamics

D Mant, T Orevi, N Kashtan - The ISME Journal, 2024 - academic.oup.com
Microbial communities thrive in virtually every habitat on Earth and are essential to the
function of diverse ecosystems. Most microbial habitats are not spatially continuous and well …

A high-sensitivity lab-on-a-chip analyzer for online monitoring of nitrite and nitrate in seawater based on liquid waveguide capillary cells

Z Yang, J Zhang, J Zhao, W Zhou, Y Cheng, Z Xu… - Lab on a Chip, 2024 - pubs.rsc.org
Optical detection is an indispensable part of microfluidic systems for nutrient determination
in seawater. Coupling total internal reflection capillaries with microfluidic chips is a practical …

[HTML][HTML] A half-cell reaction approach for pH calculation using a solid-state chloride ion-selective electrode with a hydrogen ion-selective ion-sensitive field effect …

SF Gonski, GW Luther III, AL Kelley, TR Martz… - Marine Chemistry, 2024 - Elsevier
Here, we explicitly define a half-cell reaction approach for pH calculation using the electrode
couple comprised of the solid-state chloride ion-selective electrode (Cl-ISE) as the reference …

Assessment of a pH optode for oceanographic moored and profiling applications

T Wirth, Y Takeshita, B Davis, E Park… - Limnology and …, 2024 - Wiley Online Library
As global ocean monitoring programs and marine carbon dioxide removal methods expand,
so does the need for scalable biogeochemical sensors. Currently, pH sensors are widely …

Automatic in situ sensor based on K2S2O8 oxidation method for total phosphorus detection in marine water

Y Zhang, S Chen, Y Liu, Y Zou, Y Wang… - Frontiers in Marine …, 2024 - frontiersin.org
Phosphorus is a key indicator for water quality management due to its role in eutrophication.
The variety of phosphorus-containing substances necessitates highly sensitive detection of …