Ivan Němec

Prof.

Charles University, Faculty of Science

Czech Republic

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Prof. Ivan Němec is a faculty member at Charles University in Prague, Faculty of Science, located in the Czech Republic. His research areas focus on the study of crystal structures, optical properties, and vibrational spectra of various inorganic salts and complex minerals. Recent articles authored by him delve into topics such as the properties of 2-aminopyrimidinium compounds and the characterization of novel polar antimony tartrates.

Articles (17)

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2025

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2023

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2023

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2023

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2023

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2023

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2023

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2023

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2023

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2022

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2022

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2021

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2021

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2021

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2020

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2020

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2020

Collaborators (6)

Kateřina Kůsová

Institute of Physics

CZECH REPUBLIC

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Petr Nemec

prof.

Charles University, Faculty of Mathematics and Physics

CZECH REPUBLIC

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Kateřina Němečková

Charles University

CZECH REPUBLIC

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Jan Jehlicka

Prof.

Charles University

CZECH REPUBLIC

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Josef Khun

University of Chemistry and Technology

CZECH REPUBLIC

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Filip Košek

Charles University in Prague

CZECH REPUBLIC

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Ivan Němec

Research Interests

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About

Articles (17)

Extended study of crystal structures, optical properties and vibrational spectra of polar 2-aminopyrimidinium hydrogen phosphite and three centrosymmetric salts - bis(2-aminopyrimidinium) sulfate monohydrate and two 2-aminopyrimidinium hydrogen sulfate polymorphs

New group of inorganic salts of 1,3-diaminoguanidinium(1+) cation – crystal structures, vibrational spectra, linear and nonlinear optical properties

The crystal structure of bis(1H-pyrazole-carboxamidine-κN,N′)bis(nitrato-κO)-copper(II), C8H12CuN10O6

Raman study of several Cu‐bearing complex minerals from the guano deposit at Pabellón de Pica, Tarapaca region, Chile

New group of inorganic salts of 1,3-diaminoguanidinium(1+) cation - crystal structures, vibrational spectra, linear and nonlinear optical properties

Raman study of several Cu-bearing complex minerals from the guano deposit at Pabellon de Pica, Tarapaca region, Chile

The crystal structure of bis(1<i>H</i>-pyrazole-carboxamidine-<i>?N</i>,<i>N</i>')bis(nitrato-?<i>O</i>)-copper(II), C<sub>8</sub>H<sub>12</sub>CuN<sub>10</sub>O<sub>6</sub>

Identity and purity of historical remains of inorganic pharmaceuticals from the eighteenth century

Two New Polar Antimony(III) Tartrates with Unusual Structural Building Units

Isostructural Crystals of Bis(Guanidinium) Trioxofluoro-Phosphate/Phosphite in the Ratio 1/0, 0.716/0.284, 0.501/0.499, 0.268/0.732, 0/1—Crystal Structures, Vibrational Spectra and Second Harmonic Generation

Isostructural Crystals of Bis(Guanidinium) Trioxofluoro-Phosphate/Phosphite in the Ratio 1/0, 0.716/0.284, 0.501/0.499, 0.268/0.732, 0/1-Crystal Structures, Vibrational Spectra and Second Harmonic Generation

Linear and nonlinear optical properties, pyroelectricity and vibrational spectroscopy of polar guanidinium hydrogen phosphite, GuH(2)PO(3) , and hydrogen selenite, GuHSeO(3)

Raman spectroscopic search for scytonemin and gloeocapsin in endolithic colonizations in large gypsum crystals

Inorganic Salts of N-phenylbiguanidium(1+)—Novel Family with Promising Representatives for Nonlinear Optics

The red and blue luminescence in silicon nanocrystals with an oxidized, nitrogen-containing shell

Uranosphaerite: Crystal structure, hydrogen bonding, mechanics, infrared and Raman spectroscopy and thermodynamics

Uroxite and metauroxite, the first two uranyl oxalate minerals

Collaborators (6)

Kateřina Kůsová

Petr Nemec

Kateřina Němečková

Jan Jehlicka

Josef Khun

Filip Košek

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