79 citations as recorded by crossref.

1. Quantification of Ammonia Emissions With High Spatial Resolution Thermal Infrared Observations From the Hyperspectral Thermal Emission Spectrometer (HyTES) Airborne Instrument L. Kuai et al.
2. Ammonia gas sensors: A comprehensive review D. Kwak et al.
3. An open-path ammonia analyzer for eddy covariance flux measurement K. Wang et al.
4. Ground-based measurements of atmospheric NH3 by Fourier transform infrared spectrometry at Hefei and comparisons with IASI data W. Wang et al.
5. Dynamic ammonia measurement based on quantum cascade laser absorption spectroscopy C. Shen et al.
6. Spatial Heterogeneity of Ammonia Fluxes in a Deciduous Forest and Adjacent Grassland X. Guo et al.
7. Modeling NH4NO3 Over the San Joaquin Valley During the 2013 DISCOVER‐AQ Campaign J. Kelly et al.
8. High-precision characterization of quantum-cascade laser frequency response using wavelength modulation spectroscopy M. Hlaing et al.
9. Accounting for spectroscopic effects in laser‐based open‐path eddy covariance flux measurements G. Burba et al.
10. Calibration-Free WMS Using a cw-DFB-QCL, a VCSEL, and an Edge-Emitting DFB Laser With In-Situ Real-Time Laser Parameter Characterization A. Upadhyay et al.
11. Reduced Graphene Oxide/Polydimethylsiloxane as an Over-Coating Layer on Quartz Tuning Fork for Sensitive Light-Induced Thermoelastic Spectroscopy C. Lou et al.
12. Retrieval of ammonia from ground-based FTIR solar spectra E. Dammers et al.
13. Lightweight mid-infrared methane sensor for unmanned aerial systems L. Golston et al.
14. A portable sensor for in-situ measurement of ammonia based on near-infrared laser absorption spectroscopy X. Guo et al.
15. Systematic low bias of passive samplers in characterizing nitrogen isotopic composition of atmospheric ammonia Y. Pan et al.
16. Cross-track Infrared Sounder (CrIS) satellite observations of tropospheric ammonia M. Shephard & K. Cady-Pereira
17. NH3 Trace Detection Using a Tunable Lead-Salt Diode Laser Near 10 μm M. Dallah & A. Salloum
18. Field comparison of two novel open-path instruments that measure dry deposition and emission of ammonia using flux-gradient and eddy covariance methods D. Swart et al.
19. In situ, portable and robust laser sensor for simultaneous measurement of ammonia, water vapor and temperature in denitrification processes of coal fired power plants J. Li et al.
20. Open-path cavity ring-down spectroscopy sensor for atmospheric ammonia S. Shadman et al.
21. Variability of Ammonia and Methane Emissions from Animal Feeding Operations in Northeastern Colorado L. Golston et al.
22. Probing greenhouse gases in turbulent atmosphere by long-range open-path wavelength modulation spectroscopy J. Xia et al.
23. Photonic Chip Breath Analyzer E. Gallego Martínez et al.
24. Cavity Ring-Down Spectroscopy for Molecular Trace Gas Detection Using A Pulsed DFB QCL Emitting at 6.8 µm K. Gadedjisso-Tossou et al.
25. Estimating scalar turbulent fluxes with slow-response sensors in the stable atmospheric boundary layer M. Allouche et al.
26. Ammonia concentration distribution measurements in the exhaust of a heavy duty diesel engine based on limited data absorption tomography F. Stritzke et al.
27. Dual-Gas Sensor Based on the Pt NPs/AlGaN/GaN High Electron Mobility Transistor for H and NH Gases Detection H. Su et al.
28. Active standoff detection of CH4 and N2O leaks using hard-target backscattered light using an open-path quantum cascade laser sensor A. Diaz et al.
29. Calibration-free 2f WMS with in situ real-time laser characterization and 2f RAM nulling A. Upadhyay & A. Chakraborty
30. Precise multispecies agricultural gas flux determined using broadband open-path dual-comb spectroscopy D. Herman et al.
31. Measurement report: Urban ammonia and amines in Houston, Texas L. Tiszenkel et al.
32. Ultra-sensitive probe of spectral line structure and detection of isotopic oxygen R. Garner et al.
33. Real-time standoff detection of nitrogen isotopes in ammonia plumes using a swept external cavity quantum cascade laser M. Phillips et al.
34. Ammonia emission concentration measurement using laser absorption spectroscopy chamber system based on deep belief networks D. Yu et al.
35. Validation of the CrIS fast physical NH3 retrieval with ground-based FTIR E. Dammers et al.
36. Measurement and Analysis of Overlapping Ammonia Spectral Lines via Dual‐Comb Spectroscopy S. Rong et al.
37. Mid-Infrared Tunable Laser-Based Broadband Fingerprint Absorption Spectroscopy for Trace Gas Sensing: A Review Z. Du et al.
38. Airborne flux measurements of ammonia over the southern Great Plains using chemical ionization mass spectrometry S. Schobesberger et al.
39. Direct Absorption and Photoacoustic Spectroscopy for Gas Sensing and Analysis: A Critical Review A. Fathy et al.
40. Spatial heterogeneity of ammonia fluxes in a deciduous forest and adjacent grassland X. Guo et al.
41. Validation of TES ammonia observations at the single pixel scale in the San Joaquin Valley during DISCOVER‐AQ K. Sun et al.
42. Summertime Airborne Measurements of Ammonia Emissions From Cattle Feedlots and Dairies in Northeastern Colorado J. Juncosa Calahorrano et al.
43. A Remote Sensor System Based on TDLAS Technique for Ammonia Leakage Monitoring H. Lu et al.
44. COVID-19 Lockdowns Afford the First Satellite-Based Confirmation That Vehicles Are an Under-recognized Source of Urban NH3 Pollution in Los Angeles H. Cao et al.
45. Sources and Impacts of Atmospheric NH3: Current Understanding and Frontiers for Modeling, Measurements, and Remote Sensing in North America L. Zhu et al.
46. An open-path sensor for simultaneous atmospheric pressure detection of CO and CH4 around 2.33 μm J. Dang et al.
47. Evaluation of ambient ammonia measurements from a research aircraft using a closed-path QC-TILDAS operated with active continuous passivation I. Pollack et al.
48. Quasi-Simultaneous In-Line Flue Gas Monitoring of NO and NO2 Emissions at a Caloric Power Plant Employing Mid-IR Laser Spectroscopy C. Reidl-Leuthner et al.
49. Enhancement of ammonia gas detection by integrating wavelength-modulated spectra across the line 992.69 cm−1 M. Dallah & A. Salloum
50. Tall Tower Vertical Profiles and Diurnal Trends of Ammonia in the Colorado Front Range A. Tevlin et al.
51. Validation of IASI Satellite Ammonia Observations at the Pixel Scale Using In Situ Vertical Profiles X. Guo et al.
52. Application of metal oxide semiconductor for detection of ammonia emissions from agricultural sources B. Molleman et al.
53. Self-calibrated wavelength modulation spectroscopy based on 2f/1f amplitude and integral area for trace gas sensing N. Liu et al.
54. Low-power, open-path mobile sensing platform for high-resolution measurements of greenhouse gases and air pollutants L. Tao et al.
55. Ammonia flux measurements above a corn canopy using relaxed eddy accumulation and a flux gradient system A. Nelson et al.
56. On-Road Ammonia Emissions Characterized by Mobile, Open-Path Measurements K. Sun et al.
57. TDLAS-based NH3 mole fraction measurement for exhaust diagnostics during selective catalytic reduction using a fiber-coupled 2.2-µm DFB diode laser F. Stritzke et al.
58. The application of a cavity ring-down spectrometer to measurements of ambient ammonia using traceable primary standard gas mixtures N. Martin et al.
59. Open-path eddy covariance measurements of ammonia fluxes from a beef cattle feedlot K. Sun et al.
60. Investigations of Materials and Technologies Behind Environmental Pollution Monitoring Sensors for Global Health S. Sulthana et al.
61. Mid-infrared absorption spectroscopic sensor for simultaneous and in-situ measurements of ammonia, water and temperature Y. Ji et al.
62. Measurements and quality control of ammonia eddy covariance fluxes: a new strategy for high-frequency attenuation correction A. Moravek et al.
63. Ammonia and methane dairy emission plumes in the San Joaquin Valley of California from individual feedlot to regional scales D. Miller et al.
64. Real-time monitoring of atmospheric ammonia based on modifier-enhanced vacuum ultraviolet photoionization ion mobility spectrometry X. Bai et al.
65. Atmospheric nitrogen deposition: A review of quantification methods and its spatial pattern derived from the global monitoring networks Q. Zhang et al.
66. Quartz-Enhanced Photoacoustic Sensor Based on a Multi-Laser Source for In-Sequence Detection of NO2, SO2, and NH3 P. Patimisco et al.
67. Effluent Gas Flux Characterization during Pyrolysis of Chicken Manure S. Clark et al.
68. A metrological approach to improve accuracy and reliability of ammonia measurements in ambient air A. Pogány et al.
69. Quantifying the Influence of Random Errors in Turbulence Measurements on Scalar Similarity in the Atmospheric Surface Layer K. Sun et al.
70. Fluorination vs. Chlorination: Effect on the Sensor Response of Tetrasubstituted Zinc Phthalocyanine Films to Ammonia D. Bonegardt et al.
71. Highly-sensitive NO, NO 2 , and NH 3 measurements with an open-multipass cell based on mid-infrared wavelength modulation spectroscopy X. Chen et al.
72. Towards autonomous Spectroscopy: Harmonic geometry Unlocks Calibration-Free diagnostics Z. Wang et al.
73. Standoff sub-ppb level measurement of atmospheric ammonia with calibration-free wavelength modulation spectroscopy R. Wang et al.
74. High-sensitivity in situ QCLAS-based ammonia concentration sensor for high-temperature applications W. Peng et al.
75. Long-Path Quantum Cascade Laser–Based Sensor for Methane Measurements A. Michel et al.
76. Micrometeorological Methods for the Indirect Estimation of Odorous Emissions B. Lotesoriere et al.
77. Comprehensive assessment of the contribution of wastewater treatment to urban greenhouse gas and ammonia emissions D. Moore et al.
78. Measurement of hydrogen and nitrogen via collision-induced infrared absorption C. Wei et al.
79. Sensitive infrared spectroscopy of isoprene at the part per billion level using a quantum cascade laser spectrometer J. Stewart et al.