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Otoniel Denis Alpizar

Profesor asistente

Universidad de Chile

Santiago, Chile

Inelastic collisions. Reactive scattering. Astrochemistry. Ab initio quantum chemistry.

Física Nuclear, Instituto Superior de Tecnologías y Ciencias Aplicadas. Cuba, 2009
Física Nuclear, Instituto Superior de Tecnologías y Ciencias Aplicadas. Cuba, 2013
Química Física, Université de Bordeaux. Francia, 2014

Postdoctorado Full Time

Université Bordeaux

Bordeaux, Francia

2014 - 2015
Postdoctorado Full Time

UNIVERSITY BASEL

Basel, Suiza

2015 - 2016
Académico Docente Investigador Full Time

UNIVERSIDAD AUTONOMA DE CHILE

Facultad de Ingeniería

Santiago, Chile

2017 - 2024
Profesor instructor Full Time

Universidad de Matanzas

Matanzas, Cuba

2009 - 2011
Profesor Asistente Full Time

UNIVERSIDAD DE CHILE

Facultad de Ciencias

Santiago, Chile

2024 - A la fecha

Profesor Instructor Full Time

Universidad de Matanzas

Matanzas, Cuba

2009 - 2011
Postdoctoral Research Associate Full Time

Université de Bordeaux

Bordeaux, Francia

2014 - 2015
Postdoctoral position Full Time

Universität Basel

Basel, Suiza

2015 - 2016
Profesor Asistente Full Time

Universidad Autónoma de Chile

Santiago, Chile

2017 - 2024


A comprehensive study of the differential cross sections for water-rare gas collisions: experimental and theoretical perspectives García-Vázquez, RM; Sun, ZF; Yang, CH; Cabrera-González, LD; Denis-Alpizar O.; Halvick P.; Parker, DH; Stoecklin T. Article ISI SCOPUS Physical Chemistry Chemical Physics (2025)
A Rigid Bender Study of the Bending Relaxation of H2O and D2O by Collisions with Ar García-Vázquez, RM; Cabrera-González, LD; Denis-Alpizar O.; Stoecklin T. Article ISI SCOPUS ChemPhysChem (2024)
BASECOL2023 scientific content Dubernet, M. L.; Boursier, C.; Ba, Y. A.; Zwolf, C. M.; Amor, M. A.; Balakrishnan N.; Balanca, C.; Khalifa, M. Ben; Bergeat, A.; Bop, C. T.; et al. Article ISI SCOPUS Astronomy and Astrophysics (2024)
MASER and dasar lines of disilicon carbide (SiCSi) using accurate collisional rate coefficients Chandra, Suresh Article ISI SCOPUS European Physical Journal Plus (2024)
Quantum study of the rovibrational relaxation of HF by collision with 4He on a new potential energy surface Denis-Alpizar O.; Zanchet, A; Stoecklin T. Article ISI SCOPUS Physical Chemistry Chemical Physics (2024)
Scattering resonances in the rotational excitation of HDO by Ne and normal-H2: theory and experiment García-Vázquez, RM; Bergeat, A.; Denis-Alpizar O.; Faure A.; Stoecklin T.; Morales, SB Article ISI SCOPUS Faraday Discussions (2024)
Two three-electron bonds in two triatomic molecules? The cases of C2O and N2C in their ground states Article ISI SCOPUS International Journal of Quantum Chemistry (2024)
Vibrational Relaxation of D2O Induced by Collision with He: A Rigid Bender Close Coupling Study Garcia-Vazquez, Ricardo Manuel Article ISI SCOPUS ChemPhysChem (2024)
A Comparative Study of the Cold Collisions of H<sub>2</sub>O and D<sub>2</sub>O with Ne Garcia-Vazquez, Ricardo Manuel; Denis-Alpizar, Otoniel; Stoecklin, Thierry Article ISI SCOPUS Journal of Physical Chemistry A (2023)
An explicitly correlated six-dimensional potential energy surface for the SiCSi + H2 complex Article ISI SCOPUS Physical Chemistry Chemical Physics (2023)
Hyperthermal Dynamics and Kinetics of the C(3P)+N2(X1? +g) ? CN(X2? +) + N(4S) Reaction Lu, Dandan; Urzua-Leiva, Rodrigo; Denis-Alpizar, Otoniel; Guo, Hua Article ISI SCOPUS Journal of Physical Chemistry A (2023)
Rate coefficients for the rotational de-excitation of OCS by collision with He Zarate, Ximena Article ISI SCOPUS Astronomy and Astrophysics (2023)
Rotational relaxation of SiCSi by collision with para-H<sub>2</sub>(<i>j</i>=0) Garcia-Vazquez, Ricardo M. Article ISI SCOPUS European Physical Journal D (2023)
Rotational State-to-State Rate Coefficients of HeHNe+ by Collision with He at Low Temperatures Article ISI SCOPUS ACS Earth and Space Chemistry (2023)
Deexcitation rate coefficients of C3 by collision with H2 at low temperatures Article ISI SCOPUS Astronomy and Astrophysics (2022)
Quantum Inelastic Scattering of ArHAr+, HeHHe+, and NeHNe+ with He on New Potential Energy Surfaces Article ISI SCOPUS ACS Earth and Space Chemistry (2022)
Quantum study of the bending relaxation of H2O by collision with H Cabrera-Gonzalez, Lisan David Article ISI SCOPUS Monthly Notices of the Royal Astronomical Society (2022)
State-to-state rate coefficients for HCS+ in rotationally inelastic collisions with H-2 at low temperatures Article ISI SCOPUS Monthly Notices of the Royal Astronomical Society (2022)
State-to-state rate coefficients for HCS+ in rotationally inelastic collisions with H2 at low temperatures Article ISI MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY (2022)
A close coupling study of the bending relaxation of H2O by collision with He David Cabrera-Gonzalez, Lisan Article ISI SCOPUS Journal of Chemical Physics (2021)
An unbiased NOEMA 2.6 to 4 mm survey of the GG Tau ring: First detection of CCS in a protoplanetary disk Phuong, N. T.; Guilloteau S.; Beck, T. L.; Di Folco E.; Diep, P. N.; Melisse J.P.; Pietu V. Article ISI SCOPUS Astronomy and Astrophysics (2021)
Rotational relaxation of H2S by collision with He (vol 638, A31, 2020) Article ISI SCOPUS Astronomy and Astrophysics (2021)
Study of the CN(X-2 Sigma(+)) + N(S-4) Reaction at High Temperatures: Potential Energy Surface and Thermal Rate Coefficients Article ISI SCOPUS Journal of Physical Chemistry A (2021)
Theoretical study of the HCS+-H-2 van der Waals complex: potential energy surface, rovibrational bound states, and rotationally inelastic collisional cross sections Quintas-Sanchez, Ernesto; Dawes, Richard Article ISI SCOPUS Molecular Physics (2021)
Planet-induced spirals in the circumbinary disk of GG Tauri A Phuong N.T.; Di Folco E.; Guilloteau S.; Bary J.; Beck T.L.; Diep P.N.; Majumdar L.; Pietu V.; Tang Y.W. Article ISI SCOPUS Astronomy and Astrophysics (2020)
Relaxation of NO+ by collision with para-H-2 (j=0) Article ISI SCOPUS Monthly Notices of the Royal Astronomical Society (2020)
Rotational Relaxation of AlNC and AlCN by para-H-2 (j=0) at Low Temperatures Article ISI SCOPUS ACS Earth and Space Chemistry (2020)
Rotational relaxation of H2S by collision with He Article ISI SCOPUS Astronomy and Astrophysics (2020)
Rotational relaxation of HCO+ and DCO+ by collision with H-2 Article ISI SCOPUS Monthly Notices of the Royal Astronomical Society (2020)
A benchmark for the size of the QM system required for accurate hybrid QM/MM calculations on the metal site of the protein copper, zinc superoxide dismutase Article ISI SCOPUS JOURNAL OF MOLECULAR MODELING (2019)
Relaxation of ArH+ by collision with He: Isotopic effects GarcÃa-VÃ¡zquez R.M. Article ISI SCOPUS ASTRONOMY & ASTROPHYSICS (2019)
Rigid-Bender Close-Coupling Treatment of the Inelastic Collisions of H2O with para-H-2 Clergerie A.; Halvick P.; Scribano Y. Article ISI SCOPUS JOURNAL OF PHYSICAL CHEMISTRY A (2019)
Rotational relaxation of CF+ by collision with para-H-2 Rubayo-Soneira J. Article ISI SCOPUS MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY (2019)
Rotational Transitions of HOC+ Induced by Collision with He at Low Temperatures Article ISI SCOPUS JOURNAL OF PHYSICAL CHEMISTRY A (2019)
New rate coefficients of CS in collision with para- and ortho-H-2 and astrophysical implications Guilloteau S.; Dutrey A. Article ISI SCOPUS MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY (2018)
Rotational rate coefficients of SN+(1Σ) by collision with He Cabrera-González, L D Article ISI MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY (2018)
Rotational relaxation of AlO+((1)Sigma(+)) in collision with He Trabelsi, T; Hochlaf M. Article ISI SCOPUS MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY (2018)
Rotational relaxation of CF+(X-1 Sigma) in collision with He(1S) Inostroza N.; Palacio, JCC Article ISI SCOPUS MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY (2018)
Study of the formation of interstellar CF+ from the HF + C+ -> CF+ + H reaction Inostroza N. Article ISI SCOPUS MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY (2018)
Communication: Vibrational relaxation of CO((1)Sigma) in collision with Ar(S-1) at temperatures relevant to the hypersonic flight regime Article ISI JOURNAL OF CHEMICAL PHYSICS (2017)
Quantum and quasiclassical trajectory studies of rotational relaxation in Ar-N-2(+) collisions Unke, OT; Bemish, RJ; Meuwly, M Article ISI SCOPUS Physical Chemistry Chemical Physics (2017)
Reactive collisions for NO((II)-I-2) + N(S-4) at temperatures relevant to the hypersonic flight regime Bemish, Raymond J.; Meuwly, Markus Article ISI Physical Chemistry Chemical Physics (2017)
Rotational energy transfer in collisions between CO and Ar at temperatures from 293 to 30 K Mertens L.A.; Labiad H.; Denis-Alpizar O.; Carty D.; Le Picard S.D.; Sims I.R. Article ISI SCOPUS Chemical Physics Letters (2017)
The Flying Saucer: Tomography of the thermal and density gas structure of an edge-on protoplanetary disk Article ISI SCOPUS Astronomy and Astrophysics (2017)
Vibrational memory in quantum localized states Ajili, Y.; Csaszar, A. G.; Al-Mogren, M. Mogren; Francisco, J. S. Article ISI PHYSICAL REVIEW A (2016)
Heavy metal levels in dune sands from Matanzas urban resorts and Varadero beach (Cuba): Assessment of contamination and ecological risks Díaz Rizo, Oscar; Buzon Gonzalez, Fran; Arado Lopez, Juana O. Article ISI MARINE POLLUTION BULLETIN (2015)
Isotopic effects in the collision of HCN with He: substitution of HCN by DCN Article ISI MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY (2015)
Rovibrational energy transfer in the He-C-3 collision: rigid bender treatment of the bending-rotation interaction and rate coefficients Article ISI MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY (2015)
Rovibrational rate coefficients of NO+ in collision with He Article ISI MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY (2015)
On the use of explicitly correlated treatment methods for the generation of accurate polyatomic -He/H-2 interaction potential energy surfaces: The case of C-3-He complex and generalization Al Mogren, M. M.; Ben Abdallah, D.; Hochlaf M. Article ISI JOURNAL OF CHEMICAL PHYSICS (2014)
Rotational excitation of HCN by para- and ortho-H-2 Hernandez Vera, Mario Article ISI JOURNAL OF CHEMICAL PHYSICS (2014)
Rovibrational energy transfer in the He-C-3 collision: Potential energy surface and bound states Article ISI JOURNAL OF CHEMICAL PHYSICS (2014)
A new ab initio potential energy surface for the collisional excitation of HCN by para- and ortho-H-2 Vera, Mario Hernandez Article ISI JOURNAL OF CHEMICAL PHYSICS (2013)
Ro-vibrational relaxation of HCN in collisions with He: Rigid bender treatment of the bending-rotation interaction Article ISI JOURNAL OF CHEMICAL PHYSICS (2013)
Rotational relaxation of CS by collision with ortho- and para-H-2 molecules Article ISI JOURNAL OF CHEMICAL PHYSICS (2013)
The interaction of He with vibrating HCN: Potential energy surface, bound states, and rotationally inelastic cross sections Article ISI JOURNAL OF CHEMICAL PHYSICS (2013)
A new ab initio potential energy surface for the collisional excitation of O-2 by H-2 Kalugina, Yulia; Alpizar, Otoniel Denis; Stoecklin, Thierry; Lique, Francois Article ISI Physical Chemistry Chemical Physics (2012)
Potential energy surface and rovibrational energy levels of the H-2-CS van der Waals complex Halvick, Philippe; Dubernet, Marie-Lise; Marinakis, Sarantos Article ISI JOURNAL OF CHEMICAL PHYSICS (2012)


Molecular processes involved in the formation and relaxation of interstellar organic molecules Denis Alpizar, Otoniel; Urzúa Leiva, Rodrigo Proyecto (2024)
Understanding more about sulfur chemistry: from ab initio calculations to astrophysical applications. Denis Alpizar, Otoniel Proyecto (2022)
EXCITATION AND CHEMISTRY OF INTERSTELLAR NOBLE GAS MOLECULES Proyecto (2020)