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Institute of Mathematics of the Romanian
Academy,
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Calea Grivitei 21, 010702 Bucharest, Romania

**Mail
Address:** P.O. Box 1-764, Bucuresti, ROMANIA

Tel.:
+4021-319.65.09

fax: +4021-319.65.05

E-mail: Radu *dot*
Purice *at* imar *dot* ro

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Habilitation in Mathematics; IMAR (2014)
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Ph.D. in Physics; Bucharest University (1990)
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Senior Researcher,
Institute of Mathematics "Simion
Stoilow" of the Romanian Academy, Bucuresti
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Evolution
Equations and Control Theory, Partial Differential Equations and
Mathematical Physics
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"Gheorghe Titeica" Prize of the
Romanian Academy 2002
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Mathematical Physics - quantum mechanics.
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of the CNRS
European Associated Laboratory
```*"LEA Mathématique et
Modélisation Franco-Roumain"*

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in the IUPAP
Commission C18 (on Mathematical Physics)
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of the IAMP
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in the Romanian Team of the RTN
```*"Network in Noncommutative Geometry"*

*XIII-eme
Colloque Franco-Roumain de Mathematiques Appliques, Iasi,
2016*

*International Conference: Mathematical aspects of solid state physics, quantum transport and spectral analysis, Bucuresti,
2014*

*XII-eme
Colloque Franco-Roumain de Mathematiques Appliques, Lyon,
2014*

*XI-eme
Colloque Franco-Roumain de Mathematiques Appliques, Bucuresti,
2012*

*The
LEA Math-Mode Workshop , Bucuresti, 2011*

*7-th
Congress of Romanian Mathematicians , Brasov, 2011*

*4-th
annual meeting of the EU-NCG Network , Bucuresti, 2011*

*Workshop
in Nonlinear Analysis and Mathematical Physics - Romanian - German
Symposium on Mathematics and its Applications , Sibiu, May 2009*

*Qmath10
International Conference , Moeciu, 2007*

*Workshop
on Aspects mathématiques du transport dans les systèmes
mésoscopiques, Marseille, December 2006*

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Deputy Director,
Institute of Mathematics "Simion Stoilow" of the Romanian Academy, Bucuresti 2012 - 2014
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Scientific Secretary,
Institute of Mathematics "Simion Stoilow" of the Romanian Academy, Bucuresti 1999 - 2012
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Assistant doctorand,
Ecole de Physique, Université de Genève, Genève 1984 - 1985
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Researcher,
National Institute of Physics and Nuclear engineering - Department of Fundamental Physics, Bucuresti 1979 - 1990
```

study of some models in field theory: Markoff property for the Free Euclidean Electromagnetic Field; solutions to the Ghinzburg- Landau equations in a two-dimensional bounded domain

study of the Dirac Hamiltonian: nonrelativistic limit; time - dependent perturbations; singular perturbations; scattering theory

the Dirac Hamiltonian with time dependent perturbations

spectral analysis and propagation estimations for quantum Hamiltonians

the conjugate operator method and its applications in spectral theory and evolution properties

weighted estimations of Hardy type for quantum Hamiltonians

operator algebra methods in spectral theory and dynamics of quantum systems

non-equilibrium steady states and transport theory

functional calculus for quantum observables in a magnetic field

Horia Cornean, Bernard Helffer, Radu Purice:

*Peierls' substitution for low lying spectral energy windows*.pdfHoria Cornean, Bernard Helffer, Radu Purice:

*Low lying spectral gaps induced by slowly varying magnetic fields*.pdfNassim Athmouni and Radu Purice:

*A Schatten-von Neumann class criterion for the magnetic Weyl calculus*.pdfHoria D. Cornean, Viorel Iftimie, Radu Purice:

*Peierls substitution and magnetic pseudo-differential calculus*.pdfMarius Mantoiu, Radu Purice:

*On Fréchet-Hilbert Algebras*.pdfHoria D. Cornean, Radu Purice:

*Spectral edge regularity of magnetic Hamiltonians*.pdfViorel Iftimie, Radu Purice:

*The Peierls-Onsager Effective Hamiltonian in a complete gauge covariant setting: Description of the spectrum*.pdfHoria D. Cornean, Radu Purice:

*On the regularity of the Hausdorff distance between spectra of perturbed magnetic Hamiltonians*.pdfMarius Mantoiu, Radu Purice, Serge Richard:

*Positive Quantization in the Presence of a Variable Magnetic Field*.pdfViorel Iftimie, Radu Purice:

*Magnetic Fourier Integral Operators*.pdfBernard Helffer, Radu Purice:

*Magnetic calculus and semiclassical trace formulas*.pdfHoria Cornean, Pierre Duclos, Radu Purice:

*Adiabatic non-equilibrium steady states in the partition free approach*.pdfViorel Iftimie, Radu Purice:

*Eigenfunctions decay for magnetic pseudodifferential operators*.pdfNassim Athmouni, Marius Mantoiu, Radu Purice:

*On the continuity of spectra for families of magnetic pseudodifferential operators*.pdfMarius Mantoiu, Radu Purice, Serge Richard:

*Coherent states in the presence of a variable magnetic field*.pdfMarius Mantoiu, Radu Purice:

*The Modulation Mapping for Magnetic Symbols and Operators*.pdfViorel Iftimie, Marius Mantoiu, Radu Purice:

*Unicity of the integrated density of states for relativistic Schroedinger operators with regular fields and singular electric potentials*.pdfViorel Iftimie, Marius Mantoiu, Radu Purice:

*The magnetic formalism; new results*.pdfViorel Iftimie, Marius Mantoiu, Radu Purice:

*Commutator Criteria for Magnetic Pseudodifferential Operators*.pdfViorel Iftimie, Marius Mantoiu, Radu Purice:

*Estimating the number of negative eigenvalues of a relativistic Hamiltonian with regular magnetic field*.pdfHoria Cornean, Pierre Duclos, Gheorghe Nenciu, Radu Purice:

*Adiabatically switched-on electrical bias in continuous systems, and the Landauer-Buttiker formula*.pdfViorel Iftimie, Marius Mantoiu, Radu Purice:

*Magnetic Pseudodifferential Operators*.pdfMarius Mantoiu, Radu Purice:

*The Mathematical Formalism of a Particle in a Magnetic Field*.pdfMarius Mantoiu, Radu Purice, Serge Richard:

*Spectral and Propagation Results for Magnetic Schroedinger Operators; a C*-Algebraic Framework*.pdfMarius Mantoiu, Radu Purice:

*Strict Deformation Quantization for a Particle in a Variable Magnetic Field*.pdf; AbstractMarius Mantoiu, Radu Purice, Serge Richard:

*Twisted Crossed Products and Magnetic Pseudodifferential Operators*.pdfMarius Mantoiu, Radu Purice:

*The Magnetic Weyl Calculus*.pdf; AbstractMarius Mantoiu, Radu Purice:

*The Algebra of Observables in a Magnetic Field*.pdfW.O. Amrein, M. Mantoiu, R. Purice:

*Propagation Properties for Schroedinger Operators Affiliated to Certain C*-Algebras*.pdf; Abstract

Non-equilibrium steady states and currents. Graduate lectures given in the frame of a Common Seminar organized by the University of Aalborg and the Unicersity of Århus; Denmark, May 3-15, 2013.

*(lecture notes)*

Non-equilibrium steady states and currents. (Quantum Transport and Related Problems in Mathematical Physics - Summer School, Hammamet, Tunisia 2-7th Sepember 2012

Low lying spectral gaps induced by slowly varying magnetic fields. Workshop:

*Spectral Theory and Mathematical Physics*. Université de Lorraine - Metz, 16 - 18 Mai 2017.Spectral gaps for periodic Hamiltonians in slowly varying magnetic fields. In the frame of the Spectral Analysis Seminar at the Pontificia Universidad Catolica de Chile, Santiago de Chile. December 1-st, 2016.

*pesentation*The Peierls-Onsager substitution in the framework of magnetic ΨDO. Workshop - Magnetic fields and semi-classical analysis, Centre &ldquot;Henri Lebesgue&rdquot;, Rennes France, May 19 - 22, 2015.

*pesentation*The Magnetic Coherent States. XXXII Workshop on Geometric Methods in Physics. Biaƚowieża, Poland, June 30 - July 6, 2013.

*pesentation*The Magnetic Moyal algebras. Seminar of Harmonic Analysis. Bucharest, September 21-22, 2012.

*pesentation*Decay of Eigenfunctions of Magnetic Hamiltonians. (7-th Workshop

*Mathematical Challenges of Quantum Transport in Nano-Optoelectronic Systems,*WIAS Berlin, February 04-05, 2011 ).pdfA Non Equilibrium Steady State as an Adiabatic Limit. (

*10-ème Colloque Franco - Roumain de Mathématiques Appliquées,*Poitiers, 26 - 31 Aoû 2010).pdfThe algebra of quantum observables in a magnetic field: Spectral continuity with respect to the magnetic field. (Workshop

*Spectral Problems for Quantum Hamiltonians*, Centre Interfacultaire Bernoulli, EPF Lausanne, February 2010).pdf