Y. Kanaya

Dual-wavelength aerosol vertical profile measurements by MAX-DOAS at Tsukuba, Japan (2009)

H. Irie, Y. Kanaya, H. Akimoto, H. Iwabuchi, A. Shimizu, K. Aoki

We present vertical profiles of the aerosol extinction coefficient retrieved from ground-based Multi-Axis Differential Optical Absorption Spectroscopy (MAX-DOAS) measurements at Tsukuba, Japan...

Rates and regimes of photochemical ozone production over Central East China in June 2006: a box model analysis using comprehensive measurements of ozone precursors (2009)

Y. Kanaya, P. Pochanart, Y. Liu, J. Li, H. Tanimoto, S. Kato, ...

An observation-based box model approach was undertaken to estimate concentrations of OH, HO₂, and RO₂ radicals and the net photochemical production rate...

Technical Note Formal blind intercomparison of OH measurements: results from the international campaign HOxComp (2009)

E. Schlosser, T. Brauers, H. Fuchs, R. Häseler, A. Hofzumahaus, ...

Hydroxyl radicals (OH) are the major oxidizing species in the troposphere. Because of their central importance, absolute measurements of their concentrations are needed to validate chemical...

Measurements of volatile organic compounds in the middle of Central East China during Mount Tai Experiment 2006 (MTX2006): observation of regional background and impact of biomass burning (2009)

J. Suthawaree, S. Kato, K. Okuzawa, Y. Kanaya, P. Pochanart, H. Akimoto, ...

The measurement of volatile organic compounds (VOCs) was carried out at the summit of Mount Tai, located in the center of the Central East China (CEC) region, in June 2006 as part of the Mount Tai...

Summertime contributions of isoprene, monoterpenes, and sesquiterpene oxidation to the formation of secondary organic aerosol in the troposphere over Mt. Tai, Central East China during MTX2006 (2009)

P. Q. Fu, K. Kawamura, P. Pochanart, H. Tanimoto, Y. Kanaya, Z. F. Wang

To better understand the contribution of biogenic volatile organic compounds to the formation of secondary organic aerosol (SOA) in high mountain regions, ambient aerosols were collected at the...

Rates and regimes of photochemical ozone production over Central East China in June 2006: a box model analysis using comprehensive measurements of ozone precursors (2009)

Y. Kanaya, P. Pochanart, Y. Liu, J. Li, H. Tanimoto, S. Kato, ...

An observation-based box model approach was undertaken to estimate concentrations of OH, HO₂, and RO₂ radicals and the net photochemical production rate...

Technical Note: Formal blind intercomparison of OH measurements: results from the international campaign HOxComp (2009)

E. Schlosser, T. Brauers, H. Fuchs, R. Häseler, A. Hofzumahaus, ...

Hydroxyl radicals (OH) are the major oxidizing species in the troposphere. Because of their central importance, absolute measurements of their concentrations are needed to validate chemical...

Impact of open crop residual burning on air quality over Central Eastern China during the Mount Tai Experiment 2006 (MTX2006) (2009)

K. Yamaji, J. Li, I. Uno, Y. Kanaya, Y. Komazaki, P. Pochanart, ...

The impact of open crop residual burning on O₃, CO, Black Carbons (BC), and Organic Carbons (OC) concentrations over Central Eastern China (CEC) during the Mount Tai Experiment...

Validation of OMI tropospheric NO2 column data using MAX-DOAS measurements deep inside the North China Plain in June 2006 (2008)

Irie, H., Kanaya, Y., Akimoto, H., Tanimoto, H., Wang, Z., Gleason, J. F., ...

A challenge for the quantitative analysis of tropospheric nitrogen dioxide (NO2) column data from satellite observations is posed mainly by the lack of satellite-independent observations for...

First retrieval of tropospheric aerosol profiles using MAX-DOAS and comparison with lidar and sky radiometer measurements (2008)

Irie, H., Kanaya, Y., Akimoto, H., Iwabuchi, H., Shimizu, A., Aoki, K.

Ground-based Multi-Axis Differential Optical Absorption Spectroscopy (MAX-DOAS) measurements were performed at Tsukuba, Japan (36.1° N, 140.1° E), in November?December 2006. By analyzing the...

Technical Note: Determination of formaldehyde mixing ratios in air with PTR-MS: laboratory experiments and field measurements (2008)

Inomata, S., Tanimoto, H., Kameyama, S., Tsunogai, U., Irie, H., Kanaya, Y., ...

Formaldehyde (HCHO), the most abundant carbonyl compound in the atmosphere, is generated as an intermediate product in the oxidation of nonmethane hydrocarbons. Proton transfer reaction mass...

Validation of OMI tropospheric NO2 column data using MAX-DOAS measurements deep inside the North China Plain in June 2006 (2008)

Irie, H., Kanaya, Y., Akimoto, H., Tanimoto, H., Wang, Z., Gleason, J. F., ...

A challenge for the quantitative analysis of tropospheric nitrogen dioxide (NO2) column data from satellite observations is posed mainly by the lack of satellite-independent observations for...

First retrieval of tropospheric aerosol profiles using MAX-DOAS and comparison with lidar and sky radiometer measurements (2008)

Irie, H., Kanaya, Y., Akimoto, H., Iwabuchi, H., Shimizu, A., Aoki, K.

Ground-based Multi-Axis Differential Optical Absorption Spectroscopy (MAX-DOAS) measurements were performed at Tsukuba, Japan (36.1° N, 140.1° E), in November?December 2006. By analyzing the...

Technical Note: Determination of formaldehyde mixing ratios in air with PTR-MS: laboratory experiments and field measurements (2008)

Inomata, S., Tanimoto, H., Kameyama, S., Tsunogai, U., Irie, H., Kanaya, Y., ...

Formaldehyde (HCHO), the most abundant carbonyl compound in the atmosphere, is generated as an intermediate product in the oxidation of nonmethane hydrocarbons. Proton transfer reaction mass...

Technical Note: Determination of formaldehyde mixing ratios in air with PTR-MS: laboratory experiments and field measurements (2008)

S. Inomata, H. Tanimoto, S. Kameyama, U. Tsunogai, H. Irie, Y. Kanaya, ...

Formaldehyde (HCHO), the most abundant carbonyl compound in the atmosphere, is generated as an intermediate product in the oxidation of nonmethane hydrocarbons. Proton transfer reaction mass...

First retrieval of tropospheric aerosol profiles using MAX-DOAS and comparison with lidar and sky radiometer measurements (2008)

H. Irie, Y. Kanaya, H. Akimoto, H. Iwabuchi, A. Shimizu, K. Aoki

Ground-based Multi-Axis Differential Optical Absorption Spectroscopy (MAX-DOAS) measurements were performed at Tsukuba, Japan (36.1° N, 140.1° E), in November–December 2006. By...

Validation of OMI tropospheric NO₂ column data using MAX-DOAS measurements deep inside the North China Plain in June 2006: Mount Tai Experiment 2006 (2008)

H. Irie, Y. Kanaya, H. Akimoto, H. Tanimoto, Z. Wang, J. F. Gleason, ...

A challenge for the quantitative analysis of tropospheric nitrogen dioxide (NO₂) column data from satellite observations is posed partly by the lack of satellite-independent...

Near-ground ozone source attributions and outflow in central eastern China during MTX2006 (2008)

J. Li, Z. Wang, H. Akimoto, K. Yamaji, M. Takigawa, P. Pochanart, ...

A 3-D regional chemical transport model, the Nested Air Quality Prediction Model System (NAQPMS), with an on-line tracer tagging module was used to study the source of the near-ground (<1.5 km...

Mass concentrations of black carbon measured by four instruments in the middle of Central East China in June 2006 (2008)

Y. Kanaya, Y. Komazaki, P. Pochanart, Y. Liu, H. Akimoto, J. Gao, ...

Mass concentrations of black carbon (BC) were determined in June 2006 at the top of Mount Tai (36.26° N, 117.11° E, 1534 m a.s.l.), located in the middle of Central East China, using four...

Validation of OMI tropospheric NO2 column data using MAX-DOAS measurements deep inside the North China Plain in June 2006: Mount Tai Experiment 2006 (2008)

H. Irie, Y. Kanaya, H. Akimoto, H. Tanimoto, Z. Wang, J. F. Gleason, ...

A challenge for the quantitative analysis of tropospheric nitrogen dioxide (NO2) column data from satellite observations is posed partly by the lack of satellite-independent observations for...

Validation of OMI tropospheric NO₂ column data using MAX-DOAS measurements deep inside the North China Plain in June 2006 (2008)

H. Irie, Y. Kanaya, H. Akimoto, H. Tanimoto, Z. Wang, J. F. Gleason, ...

A challenge for the quantitative analysis of tropospheric nitrogen dioxide (NO₂) column data from satellite observations is posed mainly by the lack of satellite-independent...

Regional-scale modeling of near-ground ozone in the Central East China, source attributions and an assessment of outflow to East Asia – The role of regional-scale transport during MTX2006 (2008)

J. Li, Z. Wang, H. Akimoto, K. Yamaji, M. Takigawa, P. Pochanart, ...

A 3-D regional chemical transport model, the Nested Air Quality Prediction Model System (NAQPMS), with an on-line tracer tagging module was applied to study the source of the near-ground (<1.5 km...

Mass concentrations of black carbon measured by four instruments in the middle of Central East China in June 2006 (2008)

Y. Kanaya, Y. Komazaki, P. Pochanart, Y. Liu, H. Akimoto, J. Gao, ...

Mass concentrations of black carbon (BC) were determined in June 2006 at the top of Mount Tai (36.26° N, 117.11° E, 1534 m a.s.l.), located in the middle of Central East China, using four...

Dual-wavelength aerosol vertical profile measurements by MAX-DOAS at Tsukuba, Japan (2008)

H. Irie, Y. Kanaya, H. Akimoto, H. Iwabuchi, A. Shimizu, K. Aoki

We present vertical profiles of the aerosol extinction coefficient retrieved from ground-based Multi-Axis Differential Optical Absorption Spectroscopy (MAX-DOAS) measurements at Tsukuba, Japan...

Validation of OMI tropospheric NO2 column data using MAX-DOAS measurements deep inside the North China Plain in June 2006 (2008)

H. Irie, Y. Kanaya, H. Akimoto, H. Tanimoto, Z. Wang, J. F. Gleason, ...

A challenge for the quantitative analysis of tropospheric nitrogen dioxide (NO2) column data from satellite observations is posed mainly by the lack of satellite-independent observations for...

Comparison of box-air-mass-factors and radiances for Multiple-Axis Differential Optical Absorption Spectroscopy (MAX-DOAS) geometries calculated from different UV/visible radiative transfer models (2007)

T. Wagner, J. P. Burrows, T. Deutschmann, B. Dix, C. Von Friedeburg, U. Frieß, ...

The results of a comparison exercise of radiative transfer models (RTM) of various international research groups for Multiple AXis Differential Optical Absorption Spectroscopy (MAX-DOAS) viewing...

Technical Note: Determination of formaldehyde mixing ratios in polluted air with PTR-MS: laboratory experiments and field measurements (2007)

Inomata, S., Tanimoto, H., Kameyama, S., Tsunogai, U., Irie, H., Kanaya, Y., ...

Formaldehyde (HCHO), the most abundant carbonyl compound in the atmosphere, is generated as an intermediate product in the oxidation of nonmethane hydrocarbons. Proton transfer reaction mass...

Performance of MAX-DOAS measurements of aerosols at Tsukuba, Japan: a comparison with lidar and sky radiometer measurements (2007)

Irie, H., Kanaya, Y., Akimoto, H., Iwabuchi, H., Shimizu, A., Aoki, K.

Ground-based Multi-Axis Differential Optical Absorption Spectroscopy (MAX-DOAS) measurements were performed at Tsukuba, Japan (36.1° N, 140.1° E), in November?December 2006. The measured spectra of...

Comparison of box-air-mass-factors and radiances for Multiple-Axis Differential Optical Absorption Spectroscopy (MAX-DOAS) geometries calculated from different UV/visible radiative transfer models (2007)

Wagner, T., Burrows, J. P., Deutschmann, T., Dix, B., Von Friedeburg, C., Frieß, U., ...

The results of a comparison exercise of radiative transfer models (RTM) of various international research groups for Multiple AXis Differential Optical Absorption Spectroscopy (MAX-DOAS) viewing...

Technical Note: Determination of formaldehyde mixing ratios in polluted air with PTR-MS: laboratory experiments and field measurements (2007)

Inomata, S., Tanimoto, H., Kameyama, S., Tsunogai, U., Irie, H., Kanaya, Y., ...

Formaldehyde (HCHO), the most abundant carbonyl compound in the atmosphere, is generated as an intermediate product in the oxidation of nonmethane hydrocarbons. Proton transfer reaction mass...

Performance of MAX-DOAS measurements of aerosols at Tsukuba, Japan: a comparison with lidar and sky radiometer measurements (2007)

Irie, H., Kanaya, Y., Akimoto, H., Iwabuchi, H., Shimizu, A., Aoki, K.

Ground-based Multi-Axis Differential Optical Absorption Spectroscopy (MAX-DOAS) measurements were performed at Tsukuba, Japan (36.1° N, 140.1° E), in November?December 2006. The measured spectra of...

Comparison of box-air-mass-factors and radiances for Multiple-Axis Differential Optical Absorption Spectroscopy (MAX-DOAS) geometries calculated from different UV/visible radiative transfer models (2007)

Wagner, T., Burrows, J. P., Deutschmann, T., Dix, B., Von Friedeburg, C., Frieß, U., ...

The results of a comparison exercise of radiative transfer models (RTM) of various international research groups for Multiple AXis Differential Optical Absorption Spectroscopy (MAX-DOAS) viewing...

Comparison of box-air-mass-factors and radiances for Multiple-Axis Differential Optical Absorption Spectroscopy (MAX-DOAS) geometries calculated from different UV/visible radiative transfer models (2007)

Wagner, T., Burrows, J. P., Deutschmann, T., Dix, B., Von Friedeburg, C., Frieß, U., ...

Performance of MAX-DOAS measurements of aerosols at Tsukuba, Japan: a comparison with lidar and sky radiometer measurements (2007)

H. Irie, Y. Kanaya, H. Akimoto, H. Iwabuchi, A. Shimizu, K. Aoki

Ground-based Multi-Axis Differential Optical Absorption Spectroscopy (MAX-DOAS) measurements were performed at Tsukuba, Japan (36.1° N, 140.1° E), in November–December 2006. The...

Technical Note: Determination of formaldehyde mixing ratios in polluted air with PTR-MS: laboratory experiments and field measurements (2007)

S. Inomata, H. Tanimoto, S. Kameyama, U. Tsunogai, H. Irie, Y. Kanaya, ...

Formaldehyde (HCHO), the most abundant carbonyl compound in the atmosphere, is generated as an intermediate product in the oxidation of nonmethane hydrocarbons. Proton transfer reaction mass...

Comparison of Box-Air-Mass-Factors and Radiances for Multiple-Axis Differential Optical Absorption Spectroscopy (MAX-DOAS) Geometries calculated from different UV/visible Radiative Transfer Models (2006)

Wagner, T., Burrows, J. P., Deutschmann, T., Dix, B., Von Friedeburg, C., Frieß, U., ...

The results of a comparison exercise of radiative transfer models (RTM) of various international research groups for Multiple AXis Differential Optical Absorption Spectroscopy (MAX-DOAS) viewing...

Comparison of Box-Air-Mass-Factors and Radiances for Multiple-Axis Differential Optical Absorption Spectroscopy (MAX-DOAS) Geometries calculated from different UV/visible Radiative Transfer Models (2006)

Wagner, T., Burrows, J. P., Deutschmann, T., Dix, B., Von Friedeburg, C., Frieß, U., ...

The results of a comparison exercise of radiative transfer models (RTM) of various international research groups for Multiple AXis Differential Optical Absorption Spectroscopy (MAX-DOAS) viewing...

A box model study on photochemical interactions between VOCs and reactive halogen species in the marine boundary layer (2004)

K. Toyota, Y. Kanaya, M. Takahashi, H. Akimoto

A new chemical scheme is developed for the multiphase photochemical box model SEAMAC (size-SEgregated Aerosol model for Marine Air Chemistry) to investigate photochemical interactions between...

A box model study on photochemical interactions between VOCs and reactive halogen species in the marine boundary layer (2004)

Toyota, K., Kanaya, Y., Takahashi, M., Akimoto, H.

A new chemical scheme is developed for the multiphase photochemical box model SEAMAC (size-SEgregated Aerosol model for Marine Air Chemistry) to investigate photochemical interactions between...

A box model study on photochemical interactions between VOCs and reactive halogen species in the marine boundary layer (2004)

Toyota, K., Kanaya, Y., Takahashi, M., Akimoto, H.

A new chemical scheme is developed for the multiphase photochemical box model SEAMAC (size-SEgregated Aerosol model for Marine Air Chemistry) to investigate photochemical interactions between...

A box model study on photochemical interactions between VOCs and reactive halogen species in the marine boundary layer (2003)

Toyota, K., Kanaya, Y., Takahashi, M., Akimoto, H.

A new chemical scheme is developed for the multiphase photochemical box model SEAMAC (size-SEgregated Aerosol model for Marine Air Chemistry) to investigate photochemical interactions between...

A box model study on photochemical interactions between VOCs and reactive halogen species in the marine boundary layer (2003)

Toyota, K., Kanaya, Y., Takahashi, M., Akimoto, H.

A new chemical scheme is developed for the multiphase photochemical box model SEAMAC (size-SEgregated Aerosol model for Marine Air Chemistry) to investigate photochemical interactions between...

A box model study on photochemical interactions between VOCs and reactive halogen species in the marine boundary layer (2003)

K. Toyota, Y. Kanaya, M. Takahashi, H. Akimoto

A new chemical scheme is developed for the multiphase photochemical box model SEAMAC (size-SEgregated Aerosol model for Marine Air Chemistry) to investigate photochemical interactions between...

Improvement in lower limb vasodilatory reserve and exercise capacity in patients with chronic heart failure due to valvular heart disease (1997)

Chiba, M., Nakamura, M., Kanaya, Y., Kobayashi, N., Ueshima, K., Kawazoe, K., ...

Aims Reduced skeletal muscle blood flow during exercise is an important factor contributing to exercise intolerance in patients with chronic heart failure. Reactive hyperaemic blood flow is the...

Novel topical fluoride-delivery system for remineralization of dental enamel: optimization studies (1983)

Spooner, P. J., Kanaya, Y., Fox, Jeffrey L., Higuchi, W. I.

Further studies have been conducted on a calcium fluoride delivery system with a view to optimizing its ability to remineralize dental enamel. The influence of particle size and load of calcium...

Effects of L-arginine on lower limb vasodilator reserve and exercise capacity in patients with chronic heart failure

Kanaya, Y, Nakamura, M, Kobayashi, N, Hiramori, K

OBJECTIVE—To determine whether the reactive hyperaemic response of the lower limb increases with improved exercise capacity after acute supplementation with L-arginine, the precursor of nitric...

Maturational alterations of peripheral T cell subsets and cytokine gene expression in 22q11.2 deletion syndrome

Kanaya, Y, Ohga, S, Ikeda, K, Furuno, K, Ohno, T, Takada, H, ...

Chromosome 22q11.2 deletion syndrome is a common disorder characterized by thymic hypoplasia, conotruncal cardiac defect and hypoparathyroidism. Patients have a risk of infections and autoimmunity...