P. D. Singh

发表

P. D. Singh, 1992 .

P. D. Singh, G. C. Singh, 1973 .

On the possibility of the existence of NO+ in interstellar space

W. J. Maciel, W. Maciel, P. D. Singh, 1980 .

Gas and dust release rates and color of dust in comets P/Halley (1986 III), P/Giacobini-Zinner (1985 XIII), and P/Hartley-Good (1985 XVII)

W. Huebner, J. Pacheco, S. Landaberry, 1997 .

Photodissociation lifetime of 32S2 molecule in comets

P. D. Singh, A. Almeida, 1986 .

Excitation processes in cometary comae

P. D. Singh, 1987 .

24MgH+ in the solar photospheric spectrum

P. D. Singh, 1984 .

Atomic Emission Lines in the Spectrum Observed after the Impact between the L-Fragment of Comet D/Shoemaker-Levy 9 and Jupiter

R. Costa, P. D. Singh, J. A. de Freitas Pacheco, 1997 .

Predictions on finding the SiH+ and SiH in interstellar space

P. D. Singh, A. Almeida, 1978 .

On the possibility of faint molecular lines of PO, PH, MgH+, and CN in the solar spectrum

B. M. Tripathi, P. D. Singh, K. Sinha, 1988 .

Rotational dependence of Franck-Condon factors for OH+, NH+, SiH, MgH+, SiH+, and NO+☆

P. D. Singh, A. Almeida, 1982 .

Water release rates, active areas, and minimum nuclear radius derived from visual magnitudes of comets—an application to comet 46P/Wirtanen

W. Huebner, P. D. Singh, A. Almeida, 1997 .

The states of carbon and nitrogen atoms after photodissociation of CN, CH, CH(+), C2, C3, and CO in comets

W. Huebner, P. D. Singh, A. Almeida, 1991 .

The photodissociation lifetimes of the OH and OD radicals in comets

E. Dishoeck, A. Dalgarno, P. D. Singh, 1983 .

The radiative association of Si and N atoms, C and O atoms, and C atoms and S+ ions

F. R. Ornellas, G. C. Sanzovo, A. C. Borin, 2002 .

Erratum: "The Radiative Association of C and S, C+ and S, Si and O, and Si+ and O" (ApJ, 451, 889 [1995])

G. C. Sanzovo, P. D. Singh, C. M. Andreazza, 1997 .

The Radiative Association of C and S, C + and S, Si and O, and Si + and O

G. C. Sanzovo, P. D. Singh, C. M. Andreazza, 1995 .

Radiative association of C and P, and Si and P atoms

E. P. Marinho, P. D. Singh, C. M. Andreazza, 2006 .

Haser model CN, C2 and C3 production rates in some comets

P. D. Singh, A. Almeida, C. Burgoyne, 1989 .

Spectrophotometric observations of the comet Halley during the 1985–86 apparition

J. Pacheco, S. Landaberry, P. D. Singh, 1988 .

Intensity of CaH lines in cool dwarfs.

R. Schiavon, B. Barbuy, J. Gregorio-Hetem, 1993 .

The Formation of CN and CN+ by Direct Radiative Association

P. D. Singh, C. M. Andreazza, 2000 .

Dust colors, dust release rates, and dust-to-gas ratios in the comae of six comets

W. Huebner, G. C. Sanzovo, P. D. Singh, 1996 .

Potential energy curves and bond strength of Aube

A. Pathak, P. D. Singh, 1970 .

The photodissociation lifetimes of the NH radical in comets

R. Gruenwald, P. D. Singh, 1987 .

Vibrational transition probabilities and r centroids of the A -> X band system of ZrO

A. Pathak, P. D. Singh, 1967 .

Franck-Condon factors and r centroids for the C → X band system of ZrO

A. Pathak, P. D. Singh, 1967 .

The FeH Wing-Ford Band in Spectra of M Stars

R. Schiavon, B. Barbuy, P. D. Singh, 1997, astro-ph/9701186.

On the relationship between visual magnitudes and gas and dust production rates in target comets to space missions

W. Huebner, D. Boice, G. C. Sanzovo, 2007 .

Dust release rates and dust-to-gas mass ratios of eight comets

W. Huebner, P. D. Singh, A. Almeida, 1992 .

The leblanc bands of the CN radical in the spectra of comets

P. D. Singh, J. A. Freitas Pacheco, A. Balboa, 1985 .

An analysis of spectrophotometric observations of comets Austin (1982g) and Bradfield (1980t)

B. M. Tripathi, P. D. Singh, K. Sinha, 1989 .

Formation of Si2, C2, C2+ and N2+ by radiative association

P. D. Singh, C. M. Andreazza, 1997 .

PO — Prospects in interstellar medium

P. D. Singh, R. Atalla, 1987 .

The 3410 Å band of the PH molecule in the solar photospheric spectrum

P. D. Singh, E. M. D. Gouveia, 1984 .