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Thermal mechanism-driven microlens formation in Ge–Sb–S glasses by direct laser writing: composition dependent insight

Jan Smolík, Petr Knotek, Eva Černošková, Petr Kutálek, Ekaterina Samsonova, Jiří Schwarz, Jana Kašparová, Ladislav Tichý

J. Mater. Sci., 2024

DOI: 10.1007/s10853-024-09353-6

Palladium(II) and Platinum(II) Bis(Stibinidene) Complexes with Intramolecular Hydrogen-Bond Enforced Geometries

Jan Zechovský, Erik Kertész, Milan Erben, Martin Hejda, Roman Jambor, Aleš Růžička, Zoltán Benkő, Libor Dostál

ChemPlusChem, 2023, e202300573.

DOI: 10.1002/cplu.202300573

Description unavailable

N-Coordinated tellurenium(II) and telluronium(IV) cations: synthesis, structure and hydrolysis

Martin Hejda, Lukáš Doležal, Jan Blahut, Emanuel Hupf, Jiří Tydlitát, Roman Jambor, Aleš Růžička, Jens Beckmann, Libor Dostál 

Dalton Trans., 2023, 52, 16235–16248.

DOI: 10.1039/D3DT02404K

The reactivity of antimony and bismuth N,C,N-pincer compounds toward K[BEt3H] – the formation of heterocyclic compounds vs. element–element bonds vs. stable terminal Sb–H bonds

Pavel Novák, Milan Erben, Roman Jambor, Martin Hejda, Aleš Růžička, Elena Rychagova, Sergey Ketkov, Libor Dostál 

Dalton Trans., 2023, 52, 218–227.

DOI: 10.1039/D2DT03564B

Oxidations of N-coordinated Arsinidene and Stibinidene by Substituted Quinones: A Remarkable Follow-Up Reactivity

Jan Zechovský, Erik Kertész, Milan Erben, Roman Jambor, Aleš Růžička, Zoltán Benkö, Libor Dostál

ChemPlusChem, 2023, 88, e202300018.

DOI: 10.1002/cplu.202300018

Description unavailable

Method for the Synthesis of Ferrocenylhydrazine and Its Properties and Reactivity

Pavel Kozáček, Libor Dostál, Adam Hochmal, Monika Pascucci, Aleš Růžička, Tomáš Mikysek, Milan Erben

Organometallics, 2023, 42(17), 2405-2414.

DOI: 10.1021/acs.organomet.3c00332

Synthesis and reactivity of alkali metal aluminates bearing bis(organoamido)phosphane ligand

Jan Vrána, Zdeňka Růžičková, Aleš Růžička, Libor Dostál

Dalton Trans., 2023, 52, 12623–12631.

DOI: 10.1039/D3DT01859H

Synthesis and Exfoliation of Calcium Organophosphonates for Tailoring Rheological Properties of Sodium Alginate Solutions: A Path toward Polysaccharide-Based Bioink

Kateřina Kopecká, Lenka Vítková, Zuzana Kroneková, Lenka Musilová, Petr Smolka, Filip Mikulka, Klára Melánová, Petr Knotek, Martin Humeník, Antonín Minařík, Aleš Mráček

Biomacromolecules, 2023, 24(7), 3016–3031.

DOI: 10.1021/acs.biomac.3c00081

Microlenses formation on surface of stoichiometric Ge-As-S bulk glasses by CW laser direct writing

Petr Kutálek, Ekaterina Samsonova, Jan Smolík, Petr KnotekJiří Schwarz, Eva Černošková, Petr Janíček, Ladislav Tichý

Appl. Surf. Sci., 2023, 628, 157380.

DOI: 10.1016/j.apsusc.2023.157380

Tin(ii) cations stabilized by non-symmetric N,N′,O-chelating ligands: synthesis and stability

Miroslav Novák, Jan Turek, Yaraslava Milasheuskaya, Miriam Syková, Libor Dostál, Jesse Stalmans, Zdeňka Růžičková, Klaus Jurkschat, Roman Jambor

Dalton Trans., 2023, 52, 2749-2761.

DOI: 10.1039/D2DT03563D 

Preparation of solution-processed thin films of As-S-Se system from As40S60 solution modified by amorphous selenium

Jiří Jemelka, Karel Pálka, Jiří Jančálek, Michal Kurka, Stanislav Šlang, Miroslav Vlček

J. Non-Cryst. Solids 2023, 605, 122159.

DOI: 10.1016/j.jnoncrysol.2023.122159

Highlights

  • As40S60 chalcogenide glass solution was modified by amorphous selenium.
  • Spin-coated thin films of As-S-Se were deposited in specular optical quality.
  • The optical properties, structure, and chemical resistance of films were studied.
  • The described method allows preparation of films with tailored optical properties.

Reactivity of a N-Coordinated Germylene-Borane Complex: From Ge→B to Ge→Ga Coordination

Dominik Vítek, Aleš Růžička, Lise Vermeersch,  Libor Dostál,  Jan Turek, Roman Jambor

Chem. Eur. J. 2022, 28(70),  e2022026.

DOI: 10.1002/chem.202202639

jace.v105.5.cover.jpg (761×1000)

Deep red upconversion photoluminescence in Er3+-doped Yb3Ga5O12 nanocrystalline garnet

Tomáš Netolický, Lukáš Střižík, Ludvík Beneš, Klára Melánová, Stanislav Šlang, Tomáš Wágner

J. Am. Ceram. Soc. 2022, 105, 3391-3402.

DOI: 10.1111/jace.18313

Front Cover: Lewis Superacidic Tellurenyl Cation-Induced Electrophilic Activation of an Inert Carborane

Martin Hejda, Daniel Duvinage, Enno Lork, Antonín Lyčka, Zdeněk Černošek, Jan Macháček, Sergey Makarov, Sergey Ketkov, Stefan Mebs, Libor Dostál, Jens Beckmann

Chem. Eur. J. 2021, 27(59), 14577-14581.

DOI: 10.1002/chem.202103181

Description unavailable

Glass formation and properties of the TeO2-ZnO-BaO tellurite optical glasses

Jan Hrabovský, Frédéric Désévédavy, Lukáš Střižík, Grégory Gadrét, Petr Kalenda, Božena Frumarová, Ludvík Beneš, Stanislav Šlang, Martin Veis, Tomáš Wágner, Frédéric Smektala

J. Non-Cryst. Solids 2022, 582, 121445.

DOI: 10.1016/j.jnoncrysol.2022.121445

 

Photo-induced solid-state reaction on the interface of As2S3-Ge30Se70 thin films

Petr Kutálek, Petr Knotek, Petr Janíček, Rosen N. Todorov, Eva Černošková, Jan Smolík, Anna Atanasova, Ladislav Tichý

Opt. Mater. 2022, 123, 111897.

DOI: 10.1016/j.optmat.2021.111897

Highlights

  • Laser-induced solid-state reaction in double-layer As2S3 and Ge30Se70 thin films.
  • The newly formed intermix layer on the interface of two films.
  • The formation proved by FTIR (new Ge–S and As–Se bands), AFM and ellipsometry.

3D micro-structuring by CW direct laser writing on PbO-Bi2O3-Ga2O3 glass

Jan Smolík, Petr Knotek, Jiří Schwarz, Eva Černošková, Petr Janíček, Klára Melánová, Lucie Zárybnická, Miloslav Pouzar, Petr Kutálek, Jakub Staněk, Jan Edlman, Ladislav Tichý

Appl. Surf. Sci. 2022, 589, 152993.

DOI: 10.1016/j.apsusc.2022.152993 

Highlights

  • Direct laser writing into heavy metal oxide glasses (PbO)0.75-x(Bi2O3)x(Ga2O3)0.25.
  • The 447 nm CW laser induces the formation of micro-lenses, -craters and -lines.
  • The addition of Bi2O3 led to the decrease of the laser power density threshold.
  • Applied diagnostics SEM, DHM, AFM, Nanoindentation, Raman spectroscopy.
  • Local light-induced overheating calculated by COMSOL Multiphysics SW.

Synthesis and properties of 1,2,3-diazapnictol-5-yl substituted ferrocenes

Pavel Kozáček, Libor Dostál, Martin Hejda, Tomáš Mikysek, Aleš Růžička, Milan Erben

New J. Chem. 2021, 45, 18171-18182.

DOI: 10.1039/D1NJ02666F

Graphical abstract: Synthesis and properties of 1,2,3-diazapnictol-5-yl substituted ferrocenes

Structuring of solution processed and thermally evaporated As33S67 thin films by soft stamp hot embossing method

Michal Kurka, Karel Pálka, Jiří Jančálek, Stanislav Šlang, Miroslav Vlček

J. Non-Cryst. Solids 2021, 559, 120674.

DOI: 10.1016/j.jnoncrysol.2021.120674

Highlights

  • Spin-coated and thermally evaporated As33S67 chalcogenide thin films were studied.
  • Submicron diffraction gratings were prepared by soft PDMS stamp hot embossing.
  • Deposition technique and thermal treatment influence on structure depth was studied.
  • Formation of structures below temperature of glass transition was observed.
  • Hypothesis of different mass transport mechanism in spin-coated film was presented.

Enhanced Thermoelectric Performance of n-type Bi2O2Se Ceramics Induced by Ge Doping

Pavlína Ruleová, Tomáš Plecháček, Jana Kašparová,  Miroslav Vlček, Ludvík Beneš, Petr Lošťák, Čestmír Drašar

J. Electron. Mater. 2018, 47, 1459-1466.

DOI: 10.1007/s11664-017-5952-4