Year |
Citation |
Score |
2016 |
Frischknecht Christensen E, Berlac PA, Nielsen H, Christiansen CF. The Danish quality database for prehospital emergency medical services. Clinical Epidemiology. 8: 667-671. PMID 27843347 DOI: 10.2147/CLEP.S100919 |
0.324 |
|
2016 |
Christiansen CF, Møller MH, Nielsen H, Christensen S. The Danish Intensive Care Database. Clinical Epidemiology. 8: 525-530. PMID 27822095 DOI: 10.2147/CLEP.S99476 |
0.342 |
|
2015 |
Lyngaa T, Christiansen CF, Nielsen H, Neergaard MA, Jensen AB, Laut KG, Johnsen SP. Intensive care at the end of life in patients dying due to non-cancer chronic diseases versus cancer: a nationwide study in Denmark. Critical Care (London, England). 19: 413. PMID 26597917 DOI: 10.1186/s13054-015-1124-1 |
0.355 |
|
2015 |
Vestergaard AH, Christiansen CF, Nielsen H, Christensen S, Johnsen SP. Geographical variation in use of intensive care: a nationwide study. Intensive Care Medicine. 41: 1895-902. PMID 26239728 DOI: 10.1007/s00134-015-3999-3 |
0.344 |
|
2015 |
Lauridsen MD, Gammelager H, Schmidt M, Nielsen H, Christiansen CF. Positive predictive value of International Classification of Diseases, 10th revision, diagnosis codes for cardiogenic, hypovolemic, and septic shock in the Danish National Patient Registry. Bmc Medical Research Methodology. 15: 23. PMID 25888061 DOI: 10.1186/s12874-015-0013-2 |
0.331 |
|
1972 |
Amat G, Nielsen HH, Tarrago G. Rotation-Vibration of Polyatomic Molecules American Journal of Physics. 40: 1188-1188. DOI: 10.1119/1.1986798 |
0.419 |
|
1961 |
Amat G, Nielsen HH. Erratum: Higher Order Rotation‐Vibration Energies of Polyatomic Molecules. IV Journal of Chemical Physics. 34: 339-339. DOI: 10.1063/1.1731597 |
0.35 |
|
1957 |
Amat G, Nielsen HH. Higher Order Rotation-Vibration Energies of Polyatomic Molecules. III Journal of Chemical Physics. 27: 665-672. DOI: 10.1063/1.1743863 |
0.323 |
|
1956 |
Amat G, Goldsmith M, Nielsen HH. Influence of Fermi Resonance on the Centrifugal Stretching Constant of a Linear Molecule Journal of Chemical Physics. 24: 44-47. DOI: 10.1063/1.1700851 |
0.328 |
|
1956 |
Rossmann K, Rao KN, Nielsen HH. Infrared Spectrum and Molecular Constants of Carbon Dioxide. Part I. ν2 of C12O216 at 15μ Journal of Chemical Physics. 24: 103-105. DOI: 10.1063/1.1700807 |
0.361 |
|
1954 |
Nielsen HH. Rotational Spectrum of PH3 Journal of Chemical Physics. 22: 1383-1384. DOI: 10.1063/1.1740401 |
0.398 |
|
1953 |
Nielsen HH. The Infrared Spectra and the Molecular Structure of Pyramidal Molecules Journal of Chemical Physics. 21: 142-144. DOI: 10.1063/1.1698565 |
0.422 |
|
1952 |
Nielsen HH. The Molecular Structure of Arsine Journal of Chemical Physics. 20: 1955-1956. DOI: 10.1063/1.1700347 |
0.306 |
|
1952 |
Heer Jd, Nielsen HH. l‐Type Doubling in Energy Levels of Carbon Dioxide Coupled by Fermi Resonance Journal of Chemical Physics. 20: 101-104. DOI: 10.1063/1.1700145 |
0.323 |
|
1951 |
Nielsen HH. The vibration-rotation energies of molecules Reviews of Modern Physics. 23: 90-136. DOI: 10.1103/Revmodphys.23.90 |
0.445 |
|
1950 |
Nielsen HH. A note on the centrifugal stretching in axially symmetric molecules Physical Review. 78: 415-416. DOI: 10.1103/Physrev.78.415 |
0.345 |
|
1950 |
Nielsen HH. l-Type doubling in polyatomic molecules and its application to the microwave spectrum of methyl cyanide and methyl iso-cyanide Physical Review. 77: 130-135. DOI: 10.1103/Physrev.77.130 |
0.364 |
|
1949 |
Stewart HB, Nielsen HH. Infra-Red Bands in the Spectrum of Difluoromethane Physical Review. 75: 640-650. DOI: 10.1103/Physrev.75.640 |
0.332 |
|
1947 |
Nielsen HH, Dennison DM. Anomalous values of certain of the fine structure lines in the ammonia microwave spectrum [16] Physical Review. 72: 86-87. DOI: 10.1103/Physrev.72.86.2 |
0.662 |
|
1945 |
Nielsen HH. The vibration-rotation energies of polyatomic molecules part ii. accidental degeneracies Physical Review. 68: 181-191. DOI: 10.1103/Physrev.68.181 |
0.424 |
|
1944 |
Nielsen AH, Nielsen HH. The Infra-Red Absorption Spectrum of Deutero-Methyl Chloride Reviews of Modern Physics. 16: 241-244. DOI: 10.1103/Revmodphys.16.241 |
0.306 |
|
1943 |
Nielsen HH, Shaffer WH. A Note Concerning l‐Type Doubling in Linear Polyatomic Molecules Journal of Chemical Physics. 11: 140-144. DOI: 10.1063/1.1723814 |
0.673 |
|
1942 |
Straley JW, Tindal CH, Nielsen HH. The Vibration-Rotation Spectrum of GeH 4 Physical Review. 62: 161-165. DOI: 10.1103/Physrev.62.161 |
0.424 |
|
1942 |
Tindal CH, Straley JW, Nielsen HH. The Vibration-Rotation Spectrum of SiH 4 Physical Review. 62: 151-160. DOI: 10.1103/Physrev.62.151 |
0.426 |
|
1942 |
Nielsen HH. Errata: The Vibration-Rotation Energies of Polyatomic Molecules Physical Review. 61: 540-540. DOI: 10.1103/Physrev.61.540 |
0.446 |
|
1941 |
Nielsen HH. The Vibration-Rotation Energies of Polyatomic Molecules Physical Review. 60: 794-810. DOI: 10.1103/Physrev.60.794 |
0.446 |
|
1941 |
Nielsen HH. The near infra-red spectrum of water vapor. Part I. The perpendicular bands ν2 and 2ν2 . 59: 565-575. DOI: 10.1103/Physrev.59.565 |
0.331 |
|
1940 |
Straley JW, Tindal CH, Nielsen HH. A Study of the Frequenciesν2andν4in the Infra-Red Spectra of SiH4and GeH4 Physical Review. 58: 1002-1002. DOI: 10.1103/Physrev.58.1002 |
0.354 |
|
1939 |
Nielsen AH, Nielsen HH. The 7.4μ Fundamental Vibration of Methyl Chloride Physical Review. 56: 274-275. DOI: 10.1103/Physrev.56.274 |
0.305 |
|
1939 |
Shaffer WH, Nielsen HH. The vibration-rotation energies of the nonlinear triatomic XY2 type of molecule Physical Review. 56: 188-202. DOI: 10.1103/Physrev.56.188 |
0.693 |
|
1939 |
Shaffer WH, Nielsen HH, Thomas LH. The rotation-vibration energies of tetrahedrally symmetric pentatomic molecules. II Physical Review. 56: 1051-1059. DOI: 10.1103/Physrev.56.1051 |
0.711 |
|
1939 |
Nielsen HH. The interaction between rotation and oscillation in deutero-formaldehyde Physical Review. 55: 289-293. DOI: 10.1103/Physrev.55.289 |
0.374 |
|
1938 |
Cameron DM, Nielsen HH. The 4.3μ fundamental band in the spectrum of CO2 Physical Review. 53: 246-247. DOI: 10.1103/Physrev.53.246 |
0.363 |
|
1938 |
Ebers ES, Nielsen HH. Infra‐Red Absorption Bands in the Spectrum of Deutero‐Formaldehyde Journal of Chemical Physics. 6: 311-315. DOI: 10.1063/1.1750257 |
0.417 |
|
1937 |
Nielsen AH, Nielsen HH. The Infrared Absorption Spectrum of the Deuterium Sulfides Journal of Chemical Physics. 5: 277-283. DOI: 10.1063/1.1750022 |
0.416 |
|
1937 |
Sprague AD, Nielsen HH. The Infrared Absorption by Hydrogen Sulfide Journal of Chemical Physics. 5: 85-89. DOI: 10.1063/1.1749997 |
0.335 |
|
1937 |
Ebers ES, Nielsen HH. Two Bands in the Infrared Spectrum of Formaldehyde Journal of Chemical Physics. 5: 822-827. DOI: 10.1063/1.1749947 |
0.37 |
|
1937 |
Nielsen HH. Interaction in Molecules Between Rotation and Slightly Anisotropic Oscillations Journal of Chemical Physics. 5: 818-822. DOI: 10.1063/1.1749946 |
0.38 |
|
1937 |
Ebers ES, Nielsen HH. Infrared Absorption by Formaldehyde Vapor Journal of Chemical Physics. 5: 84-84. DOI: 10.1063/1.1749936 |
0.351 |
|
1936 |
Nielsen AH, Nielsen HH. The Infrared Absorption Spectrum of HDS and D2S Journal of Chemical Physics. 4: 229-229. DOI: 10.1063/1.1749825 |
0.321 |
|
1935 |
Nielsen AH, Nielsen HH. The Infrared Absorption Bands of Methane Physical Review. 48: 864-867. DOI: 10.1103/Physrev.48.864 |
0.346 |
|
1935 |
Steward WB, Nielsen HH. The Infrared Absorption Spectrum of Germane Physical Review. 48: 861-864. DOI: 10.1103/Physrev.48.861 |
0.385 |
|
1935 |
Nielsen AH, Nielsen HH. The Infrared Spectrum and Molecular Constants of Hydrogen Iodide Physical Review. 47: 585-586. DOI: 10.1103/Physrev.47.585 |
0.337 |
|
1932 |
Patty JR, Nielsen HH. The Absorption by Formaldehyde Vapor in the Infrared Physical Review. 39: 957-966. DOI: 10.1103/Physrev.39.957 |
0.351 |
|
1931 |
Nielsen HH, Barker EF. Infrared Absorption Bands in Hydrogen Sulphide Physical Review. 37: 727-732. DOI: 10.1103/Physrev.37.727 |
0.682 |
|
1928 |
Nielsen HH. The near infra-red vibration spectrum of the carbonates Physical Review. 32: 773-778. DOI: 10.1103/Physrev.32.773 |
0.342 |
|
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