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physics (35) 35
general tagging of cross-sectional technologies spanning over several sections of the ipc (31) 31
general tagging of new technological developments (31) 31
technical subjects covered by former uspc cross-reference art collections [xracs] and digests (31) 31
technologies or applications for mitigation or adaptation againstclimate change (31) 31
nuclear engineering (27) 27
nuclear physics (27) 27
nuclear reactors (27) 27
reduction of greenhouse gas [ghg] emissions, related to energygeneration, transmission or distribution (25) 25
blasting (23) 23
heating (23) 23
lighting (23) 23
mechanical engineering (23) 23
weapons (23) 23
meteorology & atmospheric sciences (19) 19
air (12) 12
aerosols (11) 11
chemistry (10) 10
performing operations (10) 10
transporting (10) 10
meteorology (9) 9
atmosphere (8) 8
combustion apparatus (8) 8
combustion processes (8) 8
metallurgy (8) 8
physical or chemical processes or apparatus in general (8) 8
separation (8) 8
clouds (7) 7
earth sciences (7) 7
engineering elements and units (6) 6
general measures for producing and maintaining effectivefunctioning of machines or installations (6) 6
heat exchange in general (6) 6
methodsor apparatus for combustion using fluid fuelor solid fuel suspended in (6) 6
ozone (6) 6
thermal insulation in general (6) 6
atmospheric composition and structure (5) 5
details of heat-exchange and heat-transfer apparatus, ofgeneral application (5) 5
measurement (5) 5
measuring (5) 5
pollution (5) 5
remote sensing (5) 5
size distribution (5) 5
technologies for adaptation to climate change (5) 5
testing (5) 5
actuating-floats (4) 4
air pollution (4) 4
aircraft (4) 4
atmospheric models (4) 4
boundary layer (4) 4
cocks (4) 4
devices for venting or aerating (4) 4
emissions (4) 4
environmental sciences (4) 4
fuels (4) 4
lidar (4) 4
lubricants (4) 4
meteorology. climatology (4) 4
optical-properties (4) 4
peat (4) 4
petroleum, gas or coke industries (4) 4
planetary boundary layer (4) 4
pollution sources (4) 4
precipitation (4) 4
profiles (4) 4
taps (4) 4
technical gases containing carbon monoxide (4) 4
transport (4) 4
treatment of water, waste water, sewage, or sludge (4) 4
valves (4) 4
aerosol (3) 3
air masses (3) 3
air-pollution (3) 3
airborne measurements (3) 3
airborne sensing (3) 3
analysis (3) 3
atmospheric boundary-layer (3) 3
boundary layers (3) 3
boundary-layer (3) 3
climate (3) 3
cloud physics and chemistry (3) 3
colorimetry (3) 3
destructive distillation of carbonageous materials forproduction of gas, coke, tar, or similar materials (3) 3
environmental aspects (3) 3
heat-exchange apparatus, not provided for in another subclass,in which the heat-exchange media do not come into direct contact (3) 3
hydrogen-peroxide (3) 3
measurement of intensity, velocity, spectral content,polarisation, phase or pulse characteristics of infra-red,visible or ultra-violet light (3) 3
needles (3) 3
non-positive displacement pumps (3) 3
organic peroxides (3) 3
particles (3) 3
photolysis (3) 3
positive displacement machines for liquids (3) 3
pumps for liquids or elastic fluids (3) 3
radiation (3) 3
radiation pyrometry (3) 3
spatial discrimination (3) 3
trees (3) 3
troposphere (3) 3
vertical profiles (3) 3
weather (3) 3
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Journal Article
Tellus B: Chemical and Physical Meteorology, ISSN 0280-6509, 12/2015, Volume 67, Issue 1, pp. 25308 - 18
Journal Article
Journal Article
Journal Article
Atmospheric Chemistry and Physics, ISSN 1680-7316, 06/2016, Volume 16, Issue 12, pp. 7785 - 7811
Urban air quality and human health are among the key aspects of future urban planning. In order to address pollutants such as ozone and particulate matter,... 
UNITED-STATES | ATMOSPHERIC CHEMISTRY | MONITORING STATIONS | DIESEL PASSENGER CARS | URBAN AREAS | BIOGENIC VOC EMISSIONS | SOURCE APPORTIONMENT | METEOROLOGY & ATMOSPHERIC SCIENCES | GAS-PHASE REACTIONS | VOLATILE ORGANIC-COMPOUNDS | PARIS METROPOLITAN-AREA | Volatile organic compounds | Air quality | Air pollution | Air quality management | Analysis | Automotive emissions | Forests | Human influences | Pollution control | Carbon dioxide | Trace gases | Hydrocarbons | Oxides | Metropolitan areas | Airborne sensing | Pollution | Oxidants | Urban air | Emitters | Long-range transport | Public health | Organic compounds | Urban air quality | Outdoor air quality | Chemical speciation | Computer simulation | Pollution sources | Urban planning | Urban areas | Environmental health | Air | Emissions | Mitigation | Residential areas | Gases | Area | Vegetation | Airborne observation | Bicycles | Mean temperatures | Volatile organic compounds--VOCs | Parks | Measurement | Suspended particulate matter | Oxidizing agents | Nitrogen compounds | Surface temperature | Work platforms | Heterogeneity | Coniferous forests | Reduction | Quality | Pollutants | Particulate emissions | Particulate pollution | Urban environment | Particulates | Ozone | Environmental impact | Anthropogenic factors | Fossils | Particulate matter | Aerosol particles | Levels
Journal Article
Geophysical Research Letters, ISSN 0094-8276, 03/2005, Volume 32, Issue 6, pp. L06812 - n/a
Atmospheric nucleation events have received increasing attention as a potentially important source of aerosol particles affecting climate and human health.... 
Atmospheric Composition and Structure | Pollution | Aerosols and particles | urban and regional | Cloud physics and chemistry | GEOSCIENCES, MULTIDISCIPLINARY | MODEL | PARTICLES | CLIMATE
Journal Article
Journal Article
Animal Production Science, ISSN 1836-0939, 2016, Volume 56, Issue 3, pp. 190 - 203
A novel airborne approach using the latest technology in concentration measurements of methane (CH4) and ammonia (NH3), with quantum cascade laser gas... 
ammonia | methane | quantum cascade laser gas analyser | CATTLE FEEDLOT | AGRICULTURE, MULTIDISCIPLINARY | AMMONIA EMISSIONS | AIR
Journal Article
Atmospheric Research, ISSN 0169-8095, 2005, Volume 74, Issue 1, pp. 461 - 475
During the ESCOMPTE campaign 2001, the vertical distribution of ultraviolet actinic radiation was investigated with concurrent measurements of ozone, aerosol... 
Aerosols | Photolysis | Clouds | Aircraft observations | Radiation transfer | BROKEN CLOUD CONDITIONS | FREQUENCIES | BOUNDARY-LAYER CLOUDS | PROFILES | aerosols | LOWER TROPOSPHERE | photolysis | FLUX | clouds | ATMOSPHERE | PHOTODISSOCIATION | AEROSOL | aircraft observations | SOLAR | radiation transfer | METEOROLOGY & ATMOSPHERIC SCIENCES | Measurement | Cumulus clouds | Analysis | Radiation
Journal Article
Journal of Atmospheric and Oceanic Technology, ISSN 0739-0572, 2001, Volume 18, Issue 6, pp. 934 - 946
The ultraviolet actinic radiation flux governing the photochemical reactions in the atmosphere is dependent on the optical properties of atmospheric aerosols... 
NO2 PHOTOLYSIS | BOUNDARY-LAYER | PROFILES | ENGINEERING, OCEAN | ACTINIC FLUX | CLEAR-SKY | PHOTOLYSIS FREQUENCIES | SOLAR | SPECTRORADIOMETRY | METEOROLOGY & ATMOSPHERIC SCIENCES | ATMOSPHERE | PHOTODISSOCIATION
Journal Article
Journal of Geophysical Research - Atmospheres, ISSN 0148-0227, 07/2006, Volume 111, Issue D13, pp. D13201 - n/a
On 4 days in summer and winter the mixing layer height over the municipal area of Munich, Germany, was determined by several remote sensing instruments and in... 
Atmospheric Composition and Structure | Atmospheric Processes | Aerosols and particles | Boundary layer processes | Remote sensing | aerosols | remote sensing | boundary layer | SYSTEM | SODAR DATA | AEROSOLS | SATELLITE | OPTICAL-PROPERTIES | ATMOSPHERIC BOUNDARY-LAYER | LIDAR | CEILOMETER | MODEL | METEOROLOGY & ATMOSPHERIC SCIENCES | PARIS
Journal Article
Quarterly Journal of the Royal Meteorological Society, ISSN 0035-9009, 01/2011, Volume 137, Issue S1, pp. 3 - 30