Dr. NGAN Keith (顏文基)
Research Output
- 2017
- Published
Linear Error Dynamics for Turbulent Flow in Urban Street Canyons
NGAN, K. & LO, K. W., May 2017, In: Journal of Applied Meteorology and Climatology. 56, 5, p. 1195-1208Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Scopus citations: 6 - 2016
- Published
Revisiting the flow regimes for urban street canyons using the numerical Green’s function
Ngan, K. & Lo, K. W., 1 Apr 2016, In: Environmental Fluid Mechanics. 16, 2, p. 313-334Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Scopus citations: 15 - Presented
Towards Exposure-Based Health Impact Indicators: Application to Hong Kong
LO, K. W., NGAN, K., CHIU, W.-K. & DUAN, G., 11 Jan 2016, (Presented).Research output: Conference Papers › RGC 33 - Other conference paper
- Presented
Applications of the numerical Green's function to urban flows
NGAN, K., LO, K. W. & JACKSON, J. G., 10 Jan 2016, (Presented).Research output: Conference Papers › RGC 33 - Other conference paper
- Presented
Characterising Urban Pollutant Ventilation with the Tracer Age and Age Spectrum
NGAN, K., LO, K. W. & DUAN, G., 10 Jan 2016, (Presented).Research output: Conference Papers › RGC 33 - Other conference paper
- Presented
Lagrangian exposure and residence times for urban street-canyon models
LO, K. W. & NGAN, K., 10 Jan 2016, (Presented).Research output: Conference Papers › RGC 33 - Other conference paper
- Presented
Predictability and error dynamics of street-canyon flows
LO, K. W. & NGAN, K., 10 Jan 2016, (Presented).Research output: Conference Papers › RGC 33 - Other conference paper
- 2015
- Published
Characterising the pollutant ventilation characteristics of street canyons using the tracer age and age spectrum
Lo, K. W. & Ngan, K., Dec 2015, In: Atmospheric Environment. 122, p. 611-621Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Scopus citations: 33 - Published
Predictability of Turbulent Flow in Street Canyons
Lo, K. W. & Ngan, K., Aug 2015, In: Boundary-Layer Meteorology. 156, 2, p. 191-210Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Scopus citations: 19 - 2014
- Presented
Predictability of atmospheric turbulence from urban to global scales
NGAN, K., 11 Jul 2014, (Presented).Research output: Conference Papers › RGC 33 - Other conference paper
- Presented
Predictability of turbulent flow in street canyons
NGAN, K. & LO, K. W., 9 Jun 2014, (Presented).Research output: Conference Papers › RGC 33 - Other conference paper
- 2013
- Presented
On the dynamics of tropospheric anomalies and blocking patterns
NGAN, K. & CULLEN, M., 2 Dec 2013, (Presented).Research output: Conference Papers › RGC 33 - Other conference paper
Improved variational analyses using a nonlinear humidity control variable
Ingleby, N. B., Lorenc, A. C., Ngan, K., Rawlins, F. & Jackson, D. R., Oct 2013, In: Quarterly Journal of the Royal Meteorological Society. 139, 676, p. 1875-1887Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Scopus citations: 40On the relationship between stratospheric structure and tropospheric blocking patterns
Cullen, M. J. P. & Ngan, K., 28 May 2013, In: Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences. 371, 1991Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Scopus citations: 1- 2012
Middle atmosphere predictability in a numerical weather prediction model: Revisiting the inverse error cascade
Ngan, K. & Eperon, G. E., Jul 2012, In: Quarterly Journal of the Royal Meteorological Society. 138, 666, p. 1366-1378Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Scopus citations: 17- 2011
Scalar decay in a three-dimensional chaotic flow
Ngan, K. & Vanneste, J., 9 May 2011, In: Physical Review E - Statistical, Nonlinear, and Soft Matter Physics. 83, 5, 56306.Research output: Journal Publications and Reviews › RGC 22 - Publication in policy or professional journal
Scopus citations: 8- 2009
Predictability of rotating stratified turbulence
Ngan, K., Bartello, P. & Straub, D. N., 2009, In: Journal of the Atmospheric Sciences. 66, 5, p. 1384-1400Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Scopus citations: 12- 2008
Dissipation of synoptic-scale flow by small-scale turbulence
Ngan, K., Bartello, P. & Straub, D. N., Mar 2008, In: Journal of the Atmospheric Sciences. 65, 3, p. 766-791Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Scopus citations: 9- 2005
Aspect ratio effects in quasi-two-dimensional turbulence
Ngan, K., Straub, D. N. & Bartello, P., Dec 2005, In: Physics of Fluids. 17, 12, p. 1-10 125102.Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Scopus citations: 15- 2004
Three-dimensionalization of freely-decaying two-dimensional turbulence
Ngan, K., Straub, D. N. & Bartello, P., Aug 2004, In: Physics of Fluids. 16, 8, p. 2918-2932Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review
Scopus citations: 13