Patrick Thaddeus

Q: What Schools Are Affiliated With Patrick Thaddeus

Patrick Thaddeus is affiliated with the following schools: University of Georgia, Columbia University, Harvard University

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Patrick Thaddeus

Physics

#2026

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#3051

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#827

USA Rank

Cosmology

#118

World Rank

#124

Historical Rank

#48

USA Rank

Astrophysics

#134

World Rank

#148

Historical Rank

#55

USA Rank

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Physics

Why Is Patrick Thaddeus Influential?

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According to Wikipedia, Patrick Thaddeus was an American professor and finished his career as the Robert Wheeler Willson Professor of Applied Astronomy Emeritus at Harvard University. He is best known for mapping carbon monoxide in the Milky Way galaxy and was responsible for the construction of the CfA 1.2 m Millimeter-Wave Telescope.

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Patrick Thaddeus's Published Works

Number of citations in a given year to any of this author's works

Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author

Published Works

The Milky Way in Molecular Clouds: A New Complete CO Survey (2000) (1619)
EGRET Observations of the Diffuse Gamma-Ray Emission from the Galactic Plane (1993) (619)
A Composite CO survey of the entire Milky Way (1987) (546)
Laboratory and Astronomical Identification of the Negative Molecular Ion C6H– (2006) (374)
The largest molecular cloud complexes in the first galactic quadrant (1986) (277)
Laboratory and astronomical identification of cyclopropenylidene, C3H2. (1985) (250)
Detection of the Carbon Chain Negative Ion C8H– in TMC-1 (2007) (235)
The large system of molecular clouds in Orion and Monoceros (1986) (221)
A CO survey of the dark nebulae in Perseus, Taurus, and Auriga (1987) (217)
Detection of HC11N in the Cold Dust Cloud TMC-1 (1985) (209)
Rotational excitation of CO by collisions with He, H, and H2 under conditions in interstellar clouds (1976) (206)
The ethynyl radical C2H - A new interstellar molecule (1974) (204)
Identification of the SiCC radical toward IC +10216 - The first molecular ring in an astronomical source (1984) (203)
Laboratory and Astronomical Detection of the Negative Molecular Ion C3N− (2008) (201)
Astronomical detection of C$\mathsf{_{4}H^-}$, the second interstellar anion (2007) (200)
A CO survey of the southern Milky Way - The mean radial distribution of molecular clouds within the solar circle (1988) (197)
Astronomical identification of CN^-, the smallest observed molecular anion (2010) (185)
Astonomical and laboratory detection of the SiC radical (1989) (181)
Radio-astronomical Spectroscopy of the Hyperfine Structure of N2H+ (1995) (172)
Three new 'nonterrestrial' molecules (1981) (167)
A Survey of the Millimeter-Wave Spectrum of Sagittarius B2 (1986) (162)
Hyperfine Structure in the Microwave Spectrum of HDO, HDS, CH2O, and CHDO : Beam‐Maser Spectroscopy on Asymmetric‐Top Molecules (1961) (156)
Diffuse gamma-ray emission in the Galactic plane from cosmic-ray, matter, and photon interactions (1993) (154)
Detection of C5N− and Vibrationally Excited C6H in IRC +10216 (2008) (151)
Astronomical detection of H2CCC (1991) (140)
Molecular Clouds and Star Formation in the Inner Galaxy: A Comparison of CO, H ii, and Far-Infrared Surveys (1986) (140)
Eight New Carbon Chain Molecules (1997) (136)
Microwave Spectra of 11 Polyyne Carbon Chains (2000) (134)
Molecular clouds and galactic spiral structure (1980) (134)
Rotational excitation of HCN by collisions (1974) (134)
Molecular clouds in the Carina arm - The largest objects, associated regions of star formation, and the Carina arm in the Galaxy (1988) (118)
A uniform CO survey of the molecular clouds in Orion and Monoceros (2004) (117)
A wide-latitude CO survey of molecular clouds in the northern Milky Way (1985) (112)
The molecular complexes in Orion (1977) (112)
Molecular clouds in the Carina arm - Large-scale properties of molecular gas and comparison with H I (1987) (111)
Astronomical Detection of Rhomboidal SiC3 (1999) (110)
Detection of the C4H radical toward IRC plus 10216 (1978) (108)
Astronomical identification of the C3H radical. (1985) (105)
A New Spiral Arm of the Galaxy: The Far 3 kpc Arm (2008) (104)
Microwave and laser spectroscopy of carbon chains and rings (2001) (101)
Giant molecular complexes and OB associations. I. The Rosette molecular complex (1980) (101)
Interstellar methyl mercaptan. (1979) (100)
Molecular and atomic clouds associated with infrared cirrus in Ursa Major (1987) (98)
Search for anions in molecular sources: C4H - detection in L1527 (2007) (93)
Tentative identification of U93.174 as the molecular ion N2H/+/. [interstellar microwave spectroscopy (1974) (92)
Laboratory detection of the C3N an C4H free radicals (1983) (92)
Structure of the CCCN and CCCCH radicals: Isotopic substitution and ab initio theory (1995) (89)
The Short-Wavelength Spectrum of the Microwave Background (1972) (89)
Interstellar hydrogen sulfide. (1972) (87)
Carbon chains and rings in the laboratory and in space. (2001) (87)
New carbon chains in the laboratory and in interstellar space (1998) (87)
Laboratory and astronomical spectroscopy of C3H2, the first interstellar organic ring (1987) (86)
Detection and Characterization of the Cumulene Carbenes H2C5 and H2C6 (1997) (82)
Detection of the SiNC radical in IRC+10216 (2004) (82)
A deep CO survey of molecular clouds in the southern Milky Way (1989) (80)
Laboratory detection of propadienylidene, H2CCC (1990) (79)
Rotational Spectra of the Carbon Chain Negative Ions C4H– and C8H– (2007) (79)
A New High-Resolution CO Map of the Inner 2.′5 of M51. I. Streaming Motions and Spiral Structure (1999) (78)
A MOLECULAR SPIRAL ARM IN THE FAR OUTER GALAXY (2011) (78)
Silicon molecules in space and in the laboratory (2003) (77)
Tentative detection of the C/sub 3/N radical (1977) (76)
Discovery of interstellar silicon monoxide (1971) (70)
Supersonic-jet cryogenic-resonator coaxially oriented beam-resonator arrangement Fourier transform microwave spectrometer (2005) (69)
A large, cold, and unusual molecular cloud in Monoceros (1985) (66)
Molecular Clouds in the Extreme Outer Galaxy (1992) (66)
A large scale CO survey of the Galactic center region (1997) (65)
Interstellar isothiocyanic acid (1979) (64)
The prebiotic molecules observed in the interstellar gas (2006) (64)
Free carbenes in the interstellar gas (1993) (63)
Observations of Long CnH Molecules in the Dust Cloud TMC-1 (1999) (63)
Molecular clouds and supernova remnants in the outer galaxy (1986) (62)
Identification of the interstellar cyanomethyl radical (CH2CN) in the molecular clouds TMC-1 and Sagittarius B2. (1988) (62)
A Complete CO Survey of M31. I. Distribution and Kinematics (1993) (60)
Cosmic microwave radiation at 2.63 mm from observations of interstellar CN. (1966) (60)
The rotational spectrum of rhomboidal SiC3 (1999) (59)
The rotational spectra of the HCCCNH+, NCCNH+, and CH3CNH+ ions (2000) (58)
A Large-Scale CO Survey toward W3, W4, and W5 (1996) (58)
A (C-12)O survey of the Small Magellanic Cloud (1991) (58)
Laboratory and astronomical measurement of the millimeter wave spectrum of the ethynyl radical CCH (1983) (57)
Structure of propadienylidene, H2CCC (1993) (56)
AN INTERFEROMETRIC SPECTRAL-LINE SURVEY OF IRC+10216 IN THE 345 GHz BAND (2010) (56)
Rhomboidal SiC 3 (1999) (55)
Molecular clouds in the vicinity of W3, W4, and W5 (1978) (55)
The Polaris Flare - Extensive molecular gas near the north celestial pole (1990) (55)
Mono- and dibridged isomers of Si2H3 and Si2H4: the true ground state global minima. Theory and experiment in concert. (2003) (54)
An out-of-plane galactic carbon monoxide survey (1977) (54)
Detection of interstellar ethyl cyanide (1977) (53)
Laboratory Detection of Five New Linear Silicon Carbides: SiC3, SiC5, SiC6, SiC7, and SiC8 (2000) (52)
The puzzling behavior of HNCO isomers in molecular clouds (2010) (52)
Laboratory Detection of the Carbon Chains HC15N and HC17N (1998) (52)
CO Observations of the Cepheus Flare. I. Molecular Clouds Associated with a Nearby Bubble (1989) (51)
LABORATORY DETECTION OF HOCN AND TENTATIVE IDENTIFICATION IN Sgr B2 (2009) (51)
Diffuse High-Energy Gamma-Ray Emission beyond the Solar Circle: The Cepheus and Polaris Flares and the Perseus Arm (1996) (51)
Cavity ringdown spectroscopy of the linear carbon chains HC7H, HC9H, HC11H, and HC13H (2000) (49)
Indirect observation of unobservable interstellar molecules. (1977) (49)
First Astronomical Detection of the Cumulene Carbon Chain Molecule H2C6 in TMC-1 (1997) (49)
DETECTION OF A NEW INTERSTELLAR MOLECULE: THIOCYANIC ACID HSCN (2009) (49)
The radial distribution of galactic gamma rays. III - The distribution of cosmic rays in the Galaxy and the CO-H2 calibration (1986) (49)
Rotational spectroscopy and equilibrium structures of S3 and S4. (2005) (49)
A SURVEY OF C4H, C6H, AND C6H− WITH THE GREEN BANK TELESCOPE (2009) (49)
Precise Millimeter-Wave Laboratory Frequencies for CS and C34S (2003) (48)
Observations of interstellar H2O emission at 183 gigahertz (1980) (48)
Rotational transitions of SO, SiO, and SiS excited by a discharge in a supersonic molecular beam: Vibrational temperatures, Dunham coefficients, Born–Oppenheimer breakdown, and hyperfine structure (2003) (48)
Structures of the linear silicon carbides SiC4 and SiC6: Isotopic substitution and Ab Initio theory (2000) (47)
A Survey of High-Latitude Molecular Gas in the Southern Galactic Hemisphere (1998) (47)
Giant molecular clouds in the outer arm of the Galaxy (1990) (47)
The Radio Spectra of SiCCH, SiCN, and SiNC (2000) (47)
Laboratory measurement of the rotational spectrum of SiCC (1989) (47)
On the relationship of interstellar N2H/+/, HCO/+/, HCN, and CN (1977) (46)
Observations of Cumulene Carbenes,H2CCCC and H2CCC,in TMC-1 (1991) (45)
Evidence for nonrigid HCCN (1995) (45)
The rotational spectrum and geometrical structure of thiozone, S3. (2004) (44)
Rotational spectroscopy of the isotopic species of silicon monosulfide, SiS. (2007) (44)
A CO Survey of Giant Molecular Clouds near Cassiopeia A and NGC 7538 (2000) (44)
Oscillator Strengths for the XI J-A 1Fj System of CH+ (1973) (44)
The Columbia CO survey of molecular clouds in the first galactic quadrant (1986) (42)
A second rhomboidal isomer of SiC3 (1999) (42)
Rotational Spectra of Sulfur-Carbon Chains. I. The Radicals C4S, C5S, C6S, C7S, C8S, and C9S (2001) (41)
Rotational Spectra of Small PAHs: Acenaphthene, Acenaphthylene, Azulene, and Fluorene (2007) (41)
Laboratory detection of the negative molecular ion CCH (2007) (41)
Laboratory detection of a second carbon chain carbene - Butatrienylidene, H2CCCC (1990) (40)
Confirmation of interstellar N2H (1975) (40)
Observation of C_8H^- toward IRC+10216 (2007) (39)
The Radio Spectrum of the Phenyl Radical (2003) (39)
Microwave observations of sea state from aircraft (1969) (39)
The radial distribution of galactic gamma rays. IV - The whole galaxy (1988) (39)
Laboratory Detection of Two New C5H2 Isomers (1998) (38)
Rotational spectra of the carbon chain free radicals C10H, C12H, C13H, and C14H (1998) (38)
Rotational spectrum and structure of Si3. (2003) (37)
Detection of a thick molecular disk in the galaxy (1994) (37)
Vibrational excitation and relaxation of five polyatomic molecules in an electrical discharge. (2005) (36)
Laboratory Detection of Four New Cumulene Carbenes: H2C7, H2C8, H2C9, and D2C10 (2000) (35)
The rotational spectrum of CN-. (2007) (34)
Laboratory Detection of the Ring-Chain Molecule C7H2 (1997) (34)
Theoretical investigation of protonated carbon dioxide (1976) (34)
UPPER LIMITS TO THE INTENSITY OF BACKGROUND RADIATION AT lambda = 1.32, 0.559, AND 0.359 mm. (1969) (34)
Cometary impacts, molecular clouds, and the motion of the Sun perpendicular to the galactic plane (1985) (34)
The isocyanopolyynes HC4NC and HC6NC: Microwave spectra and ab initio calculations (1998) (33)
The Rotational Spectrum of TiO2 (2008) (33)
Carbon‐13 hyperfine structure of the CCCCH radical (1995) (33)
Interstellar formaldehyde. I - The collisional pumping mechanism for anomalous 6-centimeter absorption. (1972) (33)
Rotational spectra of SiCN, SiNC, and the SiCnH (n=2, 4–6) radicals (2001) (32)
A complete CO survey of the Cygnus X region (1992) (32)
A wide-latitude CO survey of molecular clouds in the northern Milky Way (1984) (31)
Detection of low-frequency lambda-doublet transitions of the free 12CH and 13CH radicals (2006) (31)
Isofulminic acid, HONC: Ab initio theory and microwave spectroscopy. (2009) (31)
Improved line frequencies for the nucleic acid base uracil for a radioastronomical search (2006) (31)
Hyperfine Structure of the C5H, C6H, and C8H Radicals (1999) (30)
Laboratory and astronomical detection of the deuterated ethynyl radical CCD (1985) (30)
The Sigma-D relation for shell-like supernova remnants (1985) (30)
Laboratory measurement of the 6-centimeter formaldehyde transitions (1971) (29)
DISCOVERY OF PARA-FORMALDEHYDE AND THE 2-MILLIMETER FORMALDEHYDE DISTRIBUTION IN THE ORION INFRARED NEBULA. (1971) (29)
Astronomical detection of C 4 H , the second interstellar anion (2007) (29)
The Variation of the CO to H2 Conversion Factor in Two Translucent Clouds (1998) (29)
Bonding in the heavy analogue of hydrogen cyanide: the curious case of bridged HPSi. (2010) (29)
Gamma rays from atomic and molecular gas in the large complex of clouds in Orion and Monoceros (1984) (28)
Rotational Spectra of the Nitrogen-Sulfur Carbon Chains NCnS, n = 1-7 (2003) (28)
Laser Spectroscopy of the Carbon Chains HC7H and HC9H (1999) (28)
Laboratory Detection of the Ring-Chain Carbenes HC4N and HC6N (1999) (28)
Molecular clouds in the Carina arm. (1985) (27)
The rotational spectrum of the C3H radical (1986) (27)
Hyperfine Structure in the Microwave Spectrum of NH2D (1964) (27)
Rotational spectra of C4N, C6N, and the isotopic species of C3N (2003) (27)
SURVEY OF MOLECULAR LINES NEAR THE GALACTIC CENTER. I. 6-CENTIMETER FORMALDEHYDE ABSORPTION IN SAGITTARIUS A, SAGITTARIUS B2, AND THE GALACTIC PLANE FROM 1/sup II/ = 359.4$sup 0$ TO l/sup II/ = 2.2--. (1972) (26)
A HIGH-RESOLUTION ISOTOPIC STUDY OF THE ROTATIONAL SPECTRUM OF c-C3H2 (2012) (26)
Rotational Spectra of Sulfur-Carbon Chains. II. HC5S, HC6S, HC7S, and HC8S, and H2C4S, H2C5S, H2C6S, and H2C7S (2002) (26)
IRC +10 216 in 3-D: morphology of a TP-AGB star envelope. (2017) (26)
Probable Detection of Interstellar C^{13}H^{+}. (1969) (25)
Laboratory Detection of the Linear Cyanopolyyne HC11N (1996) (25)
The structure of the HCCCO radical. Rotational spectra and hyperfine structure of monosubstituted isotopomers (1994) (24)
SUBMILLIMETER NARROW EMISSION LINES FROM THE INNER ENVELOPE OF IRC+10216 (2008) (24)
The millimeter-wave spectra of the HCCCO and DCCCO radicals (1992) (23)
Laboratory Detection of the C7H Radical (1996) (23)
Laboratory Detection of the C9H Radical (1996) (23)
Molecular Structure of o-Benzyne from Microwave Measurements (2004) (22)
Laboratory Detection of HSiCN and HSiNC (2002) (22)
Rotational spectrum and carbon-13 hyperfine structure of the C3H, C5H, C6H, and C7H radicals. (2005) (22)
CH, CO, and E(B–V) as Molecular Gas Tracers in a Translucent Cloud (2003) (21)
EGRET Observations of Monoceros: Diffuse Gamma-Ray Emission in the Outer Galaxy (2001) (21)
LABORATORY DETECTION OF THIOCYANIC ACID HSCN (2009) (21)
Laboratory Detection of the Ring-Chain Molecule C[TINF]7[/TINF]H[TINF]2[/TINF] (1997) (21)
Microwave spectrum of o-benzyne produced in a discharge nozzle (2003) (21)
Ab initio theory and rotational spectra of linear carbon chains SiCnS (2002) (21)
Rotational spectra of the van der Waals complexes of molecular hydrogen and OCS. (2007) (21)
Tetrasulfur, S4: rotational spectrum, interchange tunneling, and geometrical structure. (2004) (21)
Rotational spectrum and theoretical structure of the carbene HC4N (1999) (20)
Structure of the Cumulene Carbene Butatrienylidene: H2CCCC (1996) (20)
The pure rotational spectrum of HPS (X̃1A'): chemical bonding in second-row elements. (2011) (20)
Microwave Spectra of the Methylcyanopolyynes CH3(CC)nCN,n= 2, 3, 4, 5☆ (1998) (20)
Rotational spectrum and equilibrium structure of silanethione, H2Si=S. (2008) (19)
Nuclear hyperfine interaction of rotating hydrogen: a spectroscopic investigation of hydrogen-OCS van der Waals complexes. (2005) (19)
Microwave Absorption in Compressed CO2 (1966) (19)
The Rotational Spectra of H2CCSi and H2C4Si (2002) (19)
Rotational spectra of the carbon-chain radicals HC5O, HC6O, and HC7O. (2005) (19)
Laboratory detection of protonated SO2 in two isomeric forms. (2010) (18)
Molecular Spiral Arms in M31 (1996) (18)
High-resolution rotational spectroscopy of the carbon chain anions C3N-, C4H-, and C4D(-). (2008) (18)
The atmosphere of Venus. (1965) (18)
Hyperfine structure of the SiC radical (1993) (18)
A search for interstellar pyrrole - Evidence that rings are less abundant than chains (1980) (18)
THE ROTATIONAL SPECTRUM OF THE NCO− ANION (2010) (18)
A Large Carbon Monoxide Cloud in Orion (1973) (17)
THE ROTATIONAL SPECTRA OF 29SiC2 AND 30SiC2 (2011) (17)
A large molecular cloud toward the SNR W50 and SS 433 (1983) (17)
Pressure‐Induced Microwave Absorption in N2 (1968) (17)
The kinetic temperature and density of the Sagittarius B2 molecular cloud from observations of methyl cyanide. (1983) (17)
OPTICAL DETECTION OF LEVEL CROSSING IN THE (5s5p) $sup 3$P$sub 1$ STATE OF Cd$sup 111$ AND Cd$sup 11$$sup 3$ (1962) (17)
Rotational spectra and equilibrium structures of H2SiS and Si2S. (2011) (17)
Laboratory detection of the elusive HSCO+ isomer. (2007) (17)
The millimeter-wave spectrum of highly vibrationally excited SiO (1991) (17)
Astronomical detection of the free radical SiCN (2000) (16)
Carbon Chains and the Diffuse Interstellar Bands (1995) (16)
Laboratory measurement of the 2-centimeter, 2/11/-2/12/ transition of normal formaldehyde and its carbon-13 and oxygen-18 species. (1972) (16)
6-centimeter formaldehyde absorption and emission in the Orion Nebula (1971) (16)
Laser spectroscopy of Si3C. (2005) (16)
Laboratory Detection of a Molecular Band at λ4429 (2000) (16)
Laboratory Detection of the Carbon Ring Chain C9H2 (1998) (16)
Observation of 140-GHz formaldehyde line emission from the trapezium region of the Orion nebula (1971) (15)
Laboratory Detection of HC6N, a Carbon Chain with a Triplet Electronic Ground State (2000) (15)
Rotational spectra of vibrationally excited CCH and CCD. (2007) (15)
Vibrationally excited silicon monoxide in the Orion Nebula (1974) (15)
Carbon-13 Isotopic Species of H2C3, H2C4, and H2C5: High-Resolution Rotational Spectra (2002) (15)
Geometrical structure of monobridged disilyene Si(H)SiH (2003) (15)
The Submillimeter Wave Astronomy Satellite (1991) (15)
Rotational spectroscopy of S2O: Vibrational satellites, 33S isotopomers, and the sub-millimeter-wave spectrum (2006) (15)
A millimeter-wave study and astronomical search for the HCCCS radical (1994) (14)
Decomposition of the FIR Milky Way observed by IRAS (1990) (14)
A laboratory and theoretical study of silicon hydroxide SiOH. (2008) (14)
VIBRATIONALLY EXCITED C4H (2010) (14)
Laboratory detection of the C3H radical (1985) (13)
AN AB INITIO STUDY OF THE HNCN RADICAL (1994) (13)
Beam Maser Spectroscopy on Formaldehyde (1959) (13)
A large molecular cloud in Lupus far from the galactic plane (1987) (13)
Rotational spectra of carbon 13 and vibrationally excited SiC (1990) (12)
Detection of the J = 1 to 0 rotational transition of vibrationally excited silicon monoxide (1974) (12)
A laboratory and theoretical study of protonated carbon disulfide, HSCS+. (2009) (12)
A Beam Maser Spectrometer (1961) (12)
Preliminary results from aircraft flight tests of an electrically scanning microwave radiometer (1967) (12)
A complete CO survey of M31 (1991) (12)
Milky Ways Surveys: the structure and evolution of our galaxy, Boston, USA., 15-17 June 2003 (2004) (11)
The rotational spectrum of the carbon chain radical HCCCO (1992) (11)
High resolution microwave spectroscopy of the isomeric pair vinylcyanoacetylene and cyanovinylacetylene (2004) (11)
Millimeter‐wave spectrum of vibrationally excited cyclopropenylidene, c‐C3H2 (1993) (11)
Laboratory Detection of a Bent-Chain Carbene Isomer of C6H2 (2002) (11)
Precise Laboratory Measurement of the 4830-MHZ Formaldehyde Rotational Transition (1970) (11)
High-resolution rotational spectroscopy of NNOH+, DCS+, Ar···D3+, Ar···DCO+, and Ar··· HN2+ (2010) (11)
Detection of a new linear carbon chain radical: C_7_H. (1997) (10)
Microwave spectroscopy of the carbon chain radical C11H (1997) (10)
Rotational Spectrum and Hyperfine Structure of 13CCH and C13CH (1995) (10)
Radio observations of molecules in the interstellar gas (1981) (10)
MOLECULAR CLOUDS IN ORION AND MONOCEROS (1982) (10)
The Radio Spectra of S3 and S4 (2005) (9)
DETECTION OF VIBRATIONALLY EXCITED CO IN IRC+10216 (2008) (9)
Laboratory Detection of a New Carbon Chain Radical: H2CCCCN (1998) (9)
STRUCTURES, ELECTRONIC PROPERTIES, AND ISOMERIZATION OF THE HCCCO RADICAL (1995) (9)
Laboratory Detection of the Cyanopolyyne HC13N (1996) (9)
Fourier transform microwave spectroscopy of vinyldiacetylene, vinyltriacetylene, and vinylcyanodiacetylene. (2005) (9)
A wide latitude CO survey of the third galactic quadrant (1988) (9)
The radio spectrum of the C4D radical (1988) (8)
Hyperfine structure of furan (1973) (8)
The interrelation of cosmic gamma-rays and interstellar gas in the range l:65-180 deg (1982) (8)
The rotational spectrum of protonated sulfur dioxide, HOSO+ (2011) (8)
Monobridged Si2H4. (2006) (7)
On C4H versus vibrationally excited CO in IRC + 10216 (1980) (7)
Microwave Spectra of the Methylpolyynes CH3(C≡C)4H and CH3(C≡C)5H☆ (1998) (7)
Detection of HC/O-18//plus/ in Sagittarius B2 (1979) (6)
A CO survey of the dark clouds in Ophiuchus (1990) (6)
The Radio Spectrum of Si3 (2003) (6)
Microwave spectroscopy of the 2,4-pentadiynyl radical: H2C–C≡C–C≡CH (1998) (6)
In Support of Instrument Technology Development for THz Astronomy (2009) (6)
The Cyclic C5H Radical (2001) (6)
LEVEL CROSSINGS IN THE (5s5p) $sup 3$P$sub 1$ STATE OF RADIOACTIVE Cd$sup 107-$ AND Cd*SUP $sup 10$$sup 9$ (1963) (6)
Weak interstellar lines in the visible spectrum of zeta Ophiuchi (1974) (6)
INTERSTELLAR NITROGEN-15 AND U169.3: POSSIBLY A NEW METHANOL LINE. (1972) (6)
Laboratory Measurement of the Hyperfine Structure of HCCCO (1996) (5)
Laboratory Detection of the Ring-Chain Molecule C5H2 (1997) (5)
On the large organic molecules in the interstellar gas (2008) (5)
Cavity ringdown spectroscopy of the linear carbon chains HC 7 H , HC 9 H , HC 11 H , and HC 13 (2000) (5)
The rotational spectrum of HC8N, a linear molecule with a triplet ground state (2005) (5)
The largest molecular cloud complexes in the southern milky way (1989) (5)
A deep CO survey of the third galactic quadrant (1993) (5)
A Survey of High-Latitude Molecular Gas in the Northern Galactic Hemisphere (1998) (5)
A CO survey of the southwest half of M 31 (1999) (5)
13CO in the southern Galactic plane (1988) (5)
Sandqvist 187 - A dense molecular cloud in Norma (1986) (5)
The radio spectrum of cyclopropene (1987) (4)
The abundance and excitation of the carbon chains in interstellar molecular clouds (1981) (4)
New Interstellar Menthanol Lines (1973) (4)
A Search for Variations in the Intensity of the Optical Pulses from NP 0532 (1971) (4)
Molecular clouds and periodic events in the geologic past. (1986) (4)
SEARCH FOR RAPID FLUCTUATIONS IN LIGHT FROM THE CRAB NEBULA PULSAR. (1969) (4)
Methyl Cyanide as a Probe of the Temperature and Density in SgrB2; Quasi-Equilibrium in Molecular Rotational Levels (1982) (3)
Dependence of the Radio and Radar Spectra of Venus on Surface Conditions (1968) (3)
Laboratory study of the rotational spectrum of vibrationally excited C 2 ,H (1987) (3)
VIBRATIONALLY EXCITED C6H (2010) (3)
THE ROTATIONAL SPECTRUM AND STRUCTURE OF $Si_{3}$ (2003) (3)
Confirmation of the Existence of Two New Interstellar Molecules: C 3 H and C 3 O (1984) (3)
WIDE-LINE MOLECULAR CLOUDS AND THE GAMMA-RAY DEFICIT TOWARD THE GALACTIC CENTER (1989) (2)
Facilities for US radioastronomy (1982) (2)
A CO survey of the Southern Coalsack (1989) (2)
The Milky Way in Molecular Clouds: A CO Panorama (1986) (2)
Present and Future CO Surveys (1997) (2)
Large-scale CO observations of our Galaxy and its nearest neighbours (1991) (2)
Laboratory detection of the C6H radical (1988) (2)
The Submillimeter Wave Astronomy Satellite: Mission science objectives (1996) (2)
Spectroscopy of Linear Carbon Chain Radicals — The Case of C n N Chains (1997) (2)
Rotational Spectroscopy of PAHs: Acenaphthene, Acenaphthylene and Fluorene (2005) (2)
Lower limit to the interstellar C 12/C 13 ratio in the direction of 20 Tauri. (1971) (2)
The lambda -Orionis Ring in CO (2000) (2)
MONOBRIDGED $Si_{2}H_{4}$ (2003) (2)
A composite large-scale CO survey at high galactic latitudes in the second quadrant (1993) (2)
An out-of-plane CO survey of the first galactic quadrant (1979) (2)
Molecular Clouds Observed with the Egret Gamma-Ray Telescope (1997) (1)
Three Large Molecular Complexes in Norma (1985) (1)
Laser spectroscopy of Si 3 C (2005) (1)
Discovery of Interstellar C 2 H (1974) (1)
The λ-Orionis Ring in CO (2000) (1)
Interstellar Line Spectrum of ζ Ophiuchi in the Region λλ3670-4340 (1971) (1)
Search for Interstellar Furan and Imidazole (1972) (1)
New Microwave and Optical Molecules (1997) (1)
Positions and Masses of the Largest Molecular Clouds in the Inner Galaxy (1982) (1)
CO AND IRAS OBSERVATIONS OF THE CHAMAELEON MOLECULAR CLOUDS (1998) (1)
A Large Extension of the CfA Galactic CO Survey (2003) (1)
Gamma-Ray / Gas Correlations Over the Whole Galaxy (1987) (1)
Excitation of Interstellar Formaldehyde (1970) (1)
Carbon-13 Isotopic Species of H 2 C 3 , H 2 C 4 , and H 2 C 5 : High-Resolution Rotational Spectra (2002) (1)
A Diffuse Gamma-Ray Emission Model to Study the Galactic Cosmic Ray Matter Coupling at High Energies (1990) (1)
Detection of 183 GHz Water Emission from the Orion Nebula. (1976) (1)
The molecular gas component of M31 and the Milky Way (2000) (1)
Recent space probe and earth-based studies of mars and venus. (1964) (1)
The Dry Massive Model of the Atmosphere of Venus and the Microwave Phase Effect (1967) (1)
The IR emission of the Orion-Monoceros molecular clouds (1986) (1)
High energy gamma ray observations and the coupling between galactic cosmic rays and matter (1991) (1)
Proceedings of the XIVth Combustion Research Conference (1992) (1)
CO Survey of the Southern Milky Way (1985) (1)
Geometrical structure of monobridged disilyene Si ( H ) (2003) (1)
LABORATORY DETECTION OF THE C8H RADICAL (1996) (1)
A COAXIALLY ORIENTED BEAM-RESONATOR ARRANGEMENT FOURIER TRANSFORM MICROWAVE (COBRA-FTMW) SPECTROMETER; GOING CRYOGENIC (1997) (1)
NEW LABORATORY MEASUREMENTS OF RHOMBOIDAL SiC$_3$ (2009) (0)
AN EXHAUSTIVE ISOTOPIC STUDY OF THE ABUNDANT ASTRONOMICAL MOLECULE CYCLOPROPENYLIDENE, c-C$_3$H$_2$ (2009) (0)
VizieR Online Data Catalog: Spectral-line survey of IRC+10216 at 293-355GHz (Patel+, 2011) (2011) (0)
Carbon 12 to carbon 13 ratio in the interstellar medium (1969) (0)
A CO Survey of the GEM 0B1/1C443 Molecular Cloud Complex (1991) (0)
A large-scale, sensitive CO survey of the MonOB1 region (1996) (0)
HYPERFINE STRUCTURE IN THE MICROWAVE SPECTRUM OF $NH_{2}D^{\ast}$ (1964) (0)
LABORATORY DETECTION OF A MOLECULAR BAND COINCIDENT WITH THE DIFFUSE INTERSTELLAR BAND AT $\lambda 4428$ (2000) (0)
Alan Barrett's Contributions to Interstellar Spectroscopy (1988) (0)
Properties of molecular clouds in the extreme outer Galaxy (2008) (0)
An initial search for the interstellar formyl radical, HCO, and for HC/13/O/plus/ (1971) (0)
DETECTION OF SiOH ($X^2A'$) BY FOURIER TRANSFORM MICROWAVE SPECTROSCOPY (2008) (0)
Gamma-Ray Observations of the Interstellar Clouds in Cepheus (1998) (0)
Shadowing of X-rays by the Interstellar Clouds in Ophiuchus and X-ray shadowing Observations of a Molecular Cloud (1996) (0)
gj OF THE (5s5p) $sup 3$P$sub 1$ LEVEL OF Cd AND THE (6s6p) $sup 3$P$sub 1$ LEVEL OF Hg BY HIGH-FIELD DOUBLE RESONANCE (1964) (0)
Oscillator strengths for the X/1 Sigma+/ - A/1 Pi/ system of CH+. (1973) (0)
MILLIMETER-WAVE SPECTROSCOPY OF THE HCCCO AND DCCCO RADICAS (1992) (0)
Molecular Gas at High Z in the Milky Way (1995) (0)
THE OPTICAL SPECTRUM OF THIOZONE S$_3$ AND OTHER SULFUR RICH SYSTEMS (2009) (0)
LASER SPECTROSCOPIC STUDIES OF CARBON MOLECULES (2002) (0)
Giant Molecular Clouds as Dark Nebulae at 2.4 Microns (1989) (0)
A new CO survey of the MONOB1 region (1993) (0)
THE DISCOVERY OF BRIDGED HPSI BY ROTATIONAL SPECTROSCOPY (2009) (0)
Two CO Surveys of the First Galactic Quadrant (1980) (0)
Molecular Gas and Star Formation Beyond the Solar Circle (1990) (0)
Fundamental studies of carbenes and hydrocarbon radicals (1991) (0)
ROTATIONAL SPECTRA AND AB INITIO THEORY OF THE SILACUMULENE CHAINS $H_{2}C_{n}Si$ (2002) (0)
ROTATIONAL SPECTRA OF THE MOLECULAR IONS H$_2$NCO$^+$ AND NCO$^-$ (2010) (0)
Diffuse high-energy gamma-ray emission in Monoceros (2008) (0)
LABORATORY AND TENTATIVE ASTRONOMICAL DETECTION OF THIOCYANIC ACID, HSCN (2008) (0)
A,12CO Survey of the large magellanic cloud (1988) (0)
Molecular clouds in the 30 Doradus halo (1993) (0)
THE ROTATIONAL SPECTRA OF $S_{3}$ AND $S_{4}$ (2004) (0)
MOLECULAR BEAM MASER STUDIES OF THE 1 10 -11 1 TRANSITION OF SEVERAL FORMALDEHYDE ISOTOPES (1971) (0)
EGRET Observations of Diffuse Gamma-Ray Emission in Monoceros (1998) (0)
A CO Survey of the Dust Clouds in Taurus and Perseus. (1977) (0)
ROTATIONAL SPECTRA OF THE FREE RADICALS $C_{10}H, C_{12}H, C_{13}H$, AND $C_{14}H$ IN A SUPERSONIC JET (1998) (0)
Global Studies of Molecular Clouds in the Galaxy, The Magellanic Clouds, and M31 (1998) (0)
The Zeeman effect of molecular oxygen in the mesosphere (1967) (0)
MILLIMETER-WAVE ROTATIONAL SPECTRUM OF VIBRATIONALLY EXCITED $C_{3}$$H_{2}$ (1992) (0)
Large Organic Molecules in the Laboratory and in Space (1998) (0)
Still More Thoughts on Interstellar Chemistry (2009) (0)
The Cepheus molecular cloud I . Multi-transition observations in CO and 13 CO (1997) (0)
LABORATORY DETECTION OF A CARBON CHAIN WITH A HC 6 N, TRIPLET ELECTRONIC GROUND STATE (2000) (0)
Isotopic substitution and Ab Initio theory (2000) (0)
5.19. A high resolution CO map of the inner region of M51 (1998) (0)
LABORATORY AND ASTRONOMICAL DETECTION OF CYANIC ACID, HOCN (2008) (0)
BROADBAND AND CAVITY SPECTROSCOPY OF THIOFULMINIC ACID HCNS AND THIOISOFULMINIC ACID HSNC, AND A SYSTEMATIC ASTRONOMICAL SEARCH FOR THE FOUR [H,C,N,S] ISOMERS IN SGR B2 WITH THE GREEN BANK TELESCOPE (2009) (0)
Molecular clouds. [significance in stellar evolution (1977) (0)
DETERMINATION OF THE GEOMETRIC STRUCTURE OF BUTATRIENYLIDENE, $H_{2}CCCC$, AND OF THE HYPERFINE STRUCTURE OF PROPYNONYL, HCCCO (1996) (0)
Three new galactic CO surveys (1995) (0)
A CS Survey of Massive Stars Embedded in Molecular Clouds (1991) (0)
Laboratory and Astronomical Spectroscopy of Reactive Hydrocarbons (1987) (0)
HIGH-RESOLUTION MICROWAVE SPECTROSCOPY OF IMINOSILICON, HNSI (2010) (0)
A search for molecules containing refractory elements towards Sgr B2 (M) (2007) (0)
The Molecular Cloud Complexes in Orion and Monoceros (1982) (0)
SILICON-PHOSPHORUS BONDING: LABORATORY DETECTION OF HPSiH$_2$ EMPLOYING HIGH\\ RESOLUTION MICROWAVE SPECTROSCOPY (2010) (0)
MICROWAVE SPECTROSCOPY OF TWO ISOELECTRONIC RADICALS: 2,4,6-HEPTATRIYNYL, $H_{2}C-C\equiv C-C\equiv C-C\equiv C-H$, AND 2,4-HEXADIYNYLNITRILE, $H_{2}C-C\equiv C-C\equiv C-C\equiv N$ (1999) (0)
Exotic Molecules in Space: A Coordinated Astronomical, Laboratory, and Theoretical Study (2004) (0)
ROTATIONAL SPECTROSCOPY AND MOLECULAR PROPERTIES OF TITANIUM DIOXIDE, TiO$_2$ (2007) (0)
Measurement of the cosmic microwave background with interstellar molecules. (1968) (0)
Distant Molecular Clouds Toward the Cygnus-X Region (1984) (0)
VizieR Online Data Catalog: The λ-Orionis ring in CO (Lang+ 2000) (2000) (0)
THE LABORATORY DETECTION AND GEOMETRICAL STRUCTURE OF THIOZONE ($S_{3}$) AND TETRASULFUR ($S_{4}$) (2004) (0)
INTERMOLECULAR POTENTIAL AND ROTATIONAL SPECTRA OF H$_2$-OCS COMPLEXES (2006) (0)
Erratum - Gamma-Rays from Atomic and Molecular Gas in the First Galactic Quadrant (1984) (0)
Laboratory detection of the C5H radical (1986) (0)
Spectroscopic Characterization of Highly Energetic Isofulminic Acid, Honc, by Experimental and Theoretical Approaches (2009) (0)
Microwave Detection of Protonated SO_2 in Two Isomeric Forms (2009) (0)
Rotational excitation of HCN by collisions. [in interstellar space] (1974) (0)
Probable detection of interstellar C super 13 H super plus. (1969) (0)
Multitransition observations of molecular clouds in the far outer galaxy. (1997) (0)
STRUCTURAL DETERMINATION OF THE LINEAR SILICON-CARBON CHAINS $SIC_{4}$ AND $SIC_{6}$ (1999) (0)
Structure of propadienylidene , H & CC (1999) (0)
A LABORATORY AND THEORETICAL INVESTIGATION OF THE SILICON SULFUR MOLECULES H$_2$SiS AND Si$_2$S (2008) (0)
A Molecular Cloud Associated With The SNR G74.9+1.2 (1983) (0)
Cumulene Carbenes in Space and in the Laboratory (1992) (0)
LASER SPRECTROSCOPIC STUDIES OF $Si_{3}C$ AND $Si_{3}$ (2003) (0)
Precise Laboratory Measurement of Line Frequencies Useful to Studies of Star and Planet Formation (2003) (0)
Search for star formation in the Southern Coalsack (1991) (0)
THE ROTATIONAL SPECTRA OF THE SILICON ISOTOPIC SPECIES OF SiCC (2009) (0)
Submillimeter Wavelength Narrow Line Emission from the inner Circumstellar Envelope of IRC+10216 (2008) (0)
Laboratory spectroscopy of the C{sub 7}H and C{sub 8}H radicals (1996) (0)
MILLIMETER WAVE ROTATIONAL SPECTRA OF $Si^{13}C$ and $^{28}SiC$, (1992) (0)
AB INITIO CALCULATIONS OF ASTRONOMICALLY INTERESTING ANIONS (2007) (0)
A CO Survey of the Most Extensive Translucent Molecular Cloud Complex, MBM 53-55 (2004) (0)
ROTATIONAL SPECTRUM OF CYANOPHOSPHINE, $H_{2}PC$N (2003) (0)
VIBRATIONAL AVERAGING, INERTIAL DEFECT AND THE MOLECULAR STRUCTURE OF $o-BENZYNE^{a}$ (2004) (0)
Kinematics of the Orion-Monoceros molecular filaments. (1983) (0)
A large molecular cloud toward W 50 and SS 433. (1982) (0)
Conditions for the emergence of life on the early Earth. Papers of a discussion meeting at the Royal Society, 13-14 February 2006. (2006) (0)
FOURIER TRANSFORM MICROWAVE LABORATORY DETECTION OF HSiNH$_2$ (2010) (0)
An ab Mfio study of the HNCN radical (2005) (0)
Molecular clouds and the large-scale structure of the galaxy (1990) (0)
Astronomical Detection of the C3H Radical (1985) (0)
The interstellar detection of CH3NCO in Sgr B2(N) (2016) (0)
LABORATORY DETECTION OF LINEAR $SiC_{n}S (n=2-4, 6)$ (2001) (0)
Carbon Chains in the Diffuse Interstellar Gas (1999) (0)
THE OPTICAL SPECTRUM OF ATOMIC CLUSTERS Si$_3$ and S$_3$ (2010) (0)
Upper limits to the intensity of background radiation at lambda equals 1.32, 0.559, and 0.359 mm. (1969) (0)
LABORATORY DETECTION OF THE RING-CHAIN CARBENES AND HC 4 NH C 6 N (1999) (0)
The Cepheus molecular cloud - I. Multi-transition observations in CO and $\bf ^{\rm 13}CO$ (1997) (0)
MICROWAVE SPECTRA OF THE 2,4-PENTADIYNE RADICAL, $H_{2}C-C\equiv C-C\equiv C-H$ (1998) (0)
Free Carbenes in the Interstellar Gas. (1993) (0)
A search for high-latitude CO. (1997) (0)
Laboratory Detection of Si 13 C and of Vibrationally Excited SiC (1989) (0)
THE ROTATIONAL SPECTRA OF THE CARBON CHAIN ANIONS C$_{2n}$H$^-$ ($n=1,2,4$) (2007) (0)
Microwave Spectra of the Methylcyanopolyynes CH 3 ( C ' C ) n CN , n 5 2 , 3 , 4 , 5 (1998) (0)
SMA Line Survey of IRC+10216 in the 345 GHz Band (2010) (0)
An Out-Of CO Survey of the First Galactic Quadrant (1979) (0)
A search for molecular gas associated with gamma ray bursts and geminga (1991) (0)
Laboratory study of isocyanic acid ions: Rotational spectroscopy of NCO−, H2NCO+, and HNCOH+ (2015) (0)
NEW INTERSTELLAR MOLECULES (1994) (0)
VIBRATIONAL RELAXATION IN A PULSED-DISCHARGE MOLECULAR BEAM (2002) (0)
Fundamental spectroscopic studies of carbenes and hydrocarbon radicals (1992) (0)
A CO-Survey of the High-Latitude Infrared Cirrus (1985) (0)
First Astronomical Detection of the Carbene Chain H2C6 (1996) (0)
STRUCTURE OF THE CARBON-CHAIN RADICALS CCCN AND CCCCH (1995) (0)
Composite CO Survey of the Milky Way (1995) (0)
Carbenes in the Interstellar Gas (1993) (0)
A CO survey of the giant molecular cloud complex toward Cas A (1989) (0)
A CO Survey of the Entire Southwest Half of M31 with the FCRAO 14-m Telescope (1998) (0)
Molecular Clouds Associated with Supernova Remnants (1982) (0)
LABORATORY AND ASTRONOMICAL DETECTION OF THE LARGE MOLECULAR ANION C$_6$H$^-$ (2007) (0)
CAVITY RINGDOWN SPECTROSCOPY OF $HC_{7}H$ AND $HC_{9}H$ (1999) (0)
LABORATORY DETECTION OF TWELVE CARBON-SULFUR CHAINS (2000) (0)
Rotational spectrum and carbon-13 hyperfine structure of the C 3 H , C 5 H , C 6 H , and C 7 H radicals (2005) (0)
Rotational spectra of the carbon chain free radicals C 10 H , C 12 H , C 13 H , and C 14 (1998) (0)
Galactic molecular surveys: The role of small telescopes (1989) (0)
THE LAMBDA-TYPE DOUBLING TRANSITIONS OF THE CH RADICAL AND ITS ISOTOPIC SPECIES (2004) (0)
ROTATIONAL SPECTROSCOPY OF ORGANIC RADICALS AND CARBENES RELEVANT TO COMBUSTION (1999) (0)
LABORATORY SPECTROSCOPY OF THE $C_{7}H$ AND $C_{2}H$ RADICALS (1996) (0)
SMALL SULFUR CLUSTERS IN THE GAS PHASE: PURE ROTATIONAL SPECTROSCOPY OF $S_{3}$ (THIOZONE) AND $S_{4}$ (2004) (0)
An Unusual Giant Molecular Cloud in Monoceros (1984) (0)
HIGH RESOLUTION MICROWAVE SPECTROSCOPY OF THE ALLENE DERIVATIVES H$_2$C$_3$HC$_2$H, H$_2$C$_3$HC$_4$H, AND H$_2$C$_3$HC$_3$N (2006) (0)
OPTICAL SPECTROSCOPY OF SILICON-CARBON CLUSTERS: Si$_2$C and Si$_3$C (2010) (0)
MOLECULAR BEAM MASER STUDIES OF FURAN AND PYRROLE (1972) (0)
First Results from the Submillimeter Wave Astronomy Satellite (SWAS) (1998) (0)
A CO Survey of the Entire Northern Sky (2022) (0)
Molecular Spectroscopy in the space (2003) (0)
Magnetic Field in Cooling Flow Clusters (1990) (0)
Columbia CO Survey: Molecular Clouds and Spiral Structure (1980) (0)
The Rotational Spectra of H 2 CCSi and H 2 C 4 Si (2002) (0)
Star formation in Carina OB1: Observations of a giant molecular cloud associated with the eta Carinae Nebula (1987) (0)
ROTATIONAL SPECTRUM OF CYANO- AND ISOCYANOSILYLENE, HSiCN AND HSiNC (2002) (0)
MICROWAVE SPECTRA OF THE METHYLCYANOPOLYYNES $CH_{3}(C\equiv C)_{n}CN, n=2,3,4,5$ (1998) (0)
Confirmation of interstellar N$sub 2$H$sup +$ (1975) (0)
On the Origin of the Diffuse High-Energy Gamma-Ray Emission: Final Results of a CO Survey at High Galactic Latitudes (1991) (0)
The Largest Molecular Complexes in the First Galactic Quadrant (1985) (0)
Survey of molecular lines near the galactic center. I - 6-centimeter formaldehyde absorption in Sagittarius A, Sagittarius B2, and the galactic plane from 359.4 to 2.2 deg galactic longitude. (1972) (0)
LABORATORY DETECTION OF $HC_{6}$N (2000) (0)
A new CO survey of the λ Orionis ring (1996) (0)
A wide latitude CO survey of molecular clouds in the III galactic quadrant (1985) (0)
Millimeter‐Wave Spectrum of Vibrationally Excited Cyclopropenylidene, c‐C3H2. (1993) (0)
A MILLUMETER-WAVE STUDY OP THE HCCCS AND DCCCS RADICALS (1994) (0)
A New Molecular Arm in the Far Outer Galaxy (2011) (0)
Ab initio theory and rotational spectra of linear carbon chains SiC nS (2002) (0)
LABORATORY AND ASTRONOMICAL DETECTION OF RHOMBOIDAL $SiC_{3}$ (1999) (0)
Rotational spectrum and theoretical structure of the carbene HC 4 N (1999) (0)

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