Explanipedia

Surface Chemistry–Driven Oxidation Mechanisms in Ti3C2Tx MXenes Open

Bradlee J. McIntosh, Bence G. Márkus, Anna Nyáry, Ferenc Simon, L. Forró , et al. · 2025

Ti 3 C 2 T x is a leading compound within the MXenes family and can find host in widespread applications. It is synthesized by selectively etching layers from the Ti 3 AlC 2 precursor, and this process typically introduces surface terminat…

Altermagnetism in the layered intercalated transition metal dichalcogenide CoNb4Se8 Open

Resham B. Regmi, Hari Bhandari, Bishal Thapa, Yiqing Hao, Nileema Sharma , et al. · 2025

Altermagnets (AMs) are a new class of magnetic materials that combine the beneficial spintronics properties of ferromagnets and antiferromagnets, garnering significant attention recently. Here, we have identified altermagnetism in a layere…

Tunable topological transitions in the frustrated magnet HoAgGe Open

Hari Bhandari, Po-Hao Chang, Resham B. Regmi, Bence G. Márkus, Lászlø Forró , et al. · 2025

The kagome lattice, known for its strong frustration in two dimensions, hosts a variety of exotic magnetic and electronic states. A variation of this geometry, where the triangular motifs are twisted to further reduce symmetry, has recentl…

Unprecedented Spin-Lifetime of Itinerant Electrons in Natural Graphite Crystals Open

Bence G. Márkus, Dávid Beke, Lili Vajtai, Andraś Jánossy, Lászlø Forró , et al. · 2025

A long spin-lifetime of electrons is the holy grail of spintronics, a field exploiting the electron angular momentum as information carrier and storage unit. Previous reports indicated a spin lifetime, $τ_{\text{s}}$ near $10$ ns at best i…

A Versatile System for Photoconductance Decay Measurement Across a Wide Range of Semiconductor Materials Open

András Bojtor, Dávid Krisztián, Gábor Paráda, Ferenc Korsós, Sándor Kollarics , et al. · 2024

Time-resolved photoconductivity is widely used to characterize non-equilibrium charge-carrier lifetime, impurity content, and solar cell efficiency in a broad range of semiconductors. Most measurements are limited to the detection of refle…

Dynamics of Photoinduced Charge Carriers in Metal-Halide Perovskites Open

András Bojtor, Dávid Krisztián, Ferenc Korsós, Sándor Kollarics, Gábor Paráda , et al. · 2024

The measurement and description of the charge-carrier lifetime (τc) is crucial for the wide-ranging applications of lead-halide perovskites. We present time-resolved microwave-detected photoconductivity decay (TRMCD) measurements and a det…

Tunable topological transitions in the frustrated magnet HoAgGe Open

Hari Bhandari, Po-Hao Chang, Resham B. Regmi, Bence G. Márkus, Lászlø Forró , et al. · 2024

The kagome lattice, known for its strong frustration in two dimensions, hosts a variety of exotic magnetic and electronic states. A variation of this geometry, where the triangular motifs are twisted to further reduce symmetry, has recentl…

Unexpected Tuning of the Anomalous Hall Effect in Altermagnetic MnTe Thin Films Open

Sara Bey, Shelby S. Fields, Nicholas G. Combs, Bence G. Márkus, Dávid Beke , et al. · 2024

The discovery of an anomalous Hall effect (AHE) sensitive to the magnetic state of antiferromagnets can trigger a new era of spintronics, if materials that host a tunable and strong AHE are identified. Altermagnets are a new class of mater…

Altermagnetism in the layered intercalated transition metal dichalcogenide CoNb$_4$Se$_8$ Open

Resham B. Regmi, Hari Bhandari, Bishal Thapa, Yiqing Hao, Nileema Sharma , et al. · 2024

Altermagnets (AMs) are a new class of magnetic materials that combine the beneficial spintronics properties of ferromagnets and antiferromagnets, garnering significant attention recently. Here, we have identified altermagnetism in a layere…

Millisecond‐Scale Charge‐Carrier Recombination Dynamics in the CsPbBr3 Perovskite Open

András Bojtor, Dávid Krisztián, Ferenc Korsós, Sándor Kollarics, Gábor Paráda , et al. · 2024

Understanding the recombination lifetime of charge carriers () is essential for the diverse applications of photovoltaic materials, such as perovskites. The study on the inorganic perovskite, CsPbBr 3 , reveals recombination dynamics excee…

Terahertz emission from diamond nitrogen-vacancy centers Open

Sándor Kollarics, Bence G. Márkus, Robin Kucsera, Gergő Thiering, Ádám Gali , et al. · 2024

Coherent light sources emitting in the terahertz range are highly sought after for fundamental research and applications. Terahertz lasers rely on achieving population inversion. We demonstrate the generation of terahertz radiation using n…

Tuning the color of high-karat gold in Au-TiO2 nanoparticle composites all the way to black Open

L. Rossi, Endre Horváth, Tianyi Wang, Claudio Grimaldi, Andrzej Sienkiewicz , et al. · 2024

DNA mismatch repair protects the genome from oxygen-induced replicative mutagenesis Open

Rita Lózsa, Eszter Németh, Judit Z. Gervai, Bence G. Márkus, Sándor Kollarics , et al. · 2023

DNA mismatch repair (MMR) corrects mismatched DNA bases arising from multiple sources including polymerase errors and base damage. By detecting spontaneous mutagenesis using whole genome sequencing of cultured MMR deficient human cell line…

Formation of Paramagnetic Defects in the Synthesis of Silicon Carbide Open

Nain Mukesh, Bence G. Márkus, Nikoletta Jegenyes, Gábor Bortel, Sarah Morais Bezerra , et al. · 2023

Silicon carbide (SiC) is a very promising platform for quantum information processing, as it can host room temperature solid state defect quantum bits. These room temperature quantum bits are realized by paramagnetic silicon vacancy and di…

Beyond 1 ms Charge-Carrier Recombination Dynamics in the CsPbBr3 Perovskite Open

András Bojtor, Dávid Krisztián, Ferenc Korsós, Sándor Kollarics, Thomas Pinel , et al. · 2023

Knowledge of the charge-carrier recombination lifetime, tau, is crucial for the various applications of photovoltaic perovskites. We studied the novel inorganic perovskite, CsPbBr3 and we observe recombination dynamics beyond 1 ms below 20…

Ultralong 100 ns spin relaxation time in graphite at room temperature Open

Bence G. Márkus, Martin Gmitra, Balázs Dóra, Gábor Csősz, T. Fehér , et al. · 2023

Ultralong 100 ns Spin Relaxation Time in Graphite at Room Temperature Open

Bence G. Márkus, Martin Gmitra, Balázs Dóra, Gábor Csősz, Titusz Fehér , et al. · 2023

Raw data for MS entitled "Ultralong 100 ns Spin Relaxation Time in Graphite at Room Temperature" in Origin files.

Ultralong Charge Carrier Recombination Time in Methylammonium Lead Halide Perovskites Open

András Bojtor, Sándor Kollarics, Bence G. Márkus, Andrzej Sienkiewicz, Márton Kollár , et al. · 2022

Due to their exceptional photovoltaic properties, metal halide perovskites (MHPs) are extensively studied for their potential applications in solar cells. In recent years, the power conversion efficiencies of MHPs-based solar cells rapidly…

Optimization of Chromium-Doped Zinc Gallate Nanocrystals for Strong Near-Infrared Emission by Annealing Open

Mátyás M. Rudolf, Gábor Bortel, Bence G. Márkus, Nikoletta Jegenyes, Vladimir Verkhovlyuk , et al. · 2022

Chromium-doped spinel crystals show long-lasting emissions in the near-infrared wavelength region. The emission can be activated by X-ray or ultraviolet–visible (UV–visible) light. Such properties make this material a promising candidate f…

An Implantable Magneto-Responsive Poly(aspartamide) Based Electrospun Scaffold for Hyperthermia Treatment Open

Tamás Veres, Constantinos Voniatis, Kristóf Molnár, Dániel Nesztor, D. Fehér , et al. · 2022

When exposed to an alternating magnetic field, superparamagnetic nanoparticles can elicit the required hyperthermic effect while also being excellent magnetic resonance imaging (MRI) contrast agents. Their main drawback is that they diffus…

Polarized superlocalization in magnetic nanoparticle hyperthermia Open

Zsofia Iszály, I. Gresits, István Gábor Márián, György Thuróczy, Olivér Sági , et al. · 2022

Magnetic hyperthermia is an adjuvant therapy for cancer where injected magnetic nanoparticles are used to transfer energy from the time-dependent applied magnetic field into the surrounding medium. Its main importance is to be able to incr…

Ultrahigh nitrogen-vacancy center concentration in diamond Open

Sándor Kollarics, Ferenc Simon, András Bojtor, Kristóf Koltai, G. Klujber , et al. · 2021

Enhancement of X-ray-Excited Red Luminescence of Chromium-Doped Zinc Gallate via Ultrasmall Silicon Carbide Nanocrystals Open

Dávid Beke, Marco Vittorio Nardi, Gábor Bortel, Melanie Timpel, Zsolt Czigány , et al. · 2021

X-ray-activated near-infrared luminescent nanoparticles are considered as new alternative optical probes due to being free of autofluorescence, while both their excitation and emission possess a high penetration efficacy in vivo. He…

Non-exponential magnetic relaxation in magnetic nanoparticles for hyperthermia Open

I. Gresits, Gy. Thuróczy, Olivér Sági, Sándor Kollarics, Gábor Csősz , et al. · 2021

High-Performance n-type SnSe Thermoelectric Polycrystal Prepared by Arc-Melting Open

Javier Gainza, Federico Serrano‐Sánchez, João Elias F. S. Rodrigues, Yves Huttel, Óscar J. Durá , et al. · 2020

Tin selenide (SnSe) has notable thermoelectric properties, yet stable n-type polycrystalline SnSe is difficult to synthesize. Here, polycrystalline SnSe is easily prepared by arc-melting as robust pellets, with thermoelectric properties re…

Interface Amorphization of Two‐Dimensional Black Phosphorus upon Treatment with Diazonium Salts Open

Aleksandra Mitrović, Stefan Wild, Vicent Lloret, Michael Fickert, Mhamed Assebban , et al. · 2020

Two‐dimensional (2D) black phosphorus (BP) represents one of the most appealing 2D materials due to its electronic, optical, and chemical properties. Many strategies have been pursued to face its environmental instability, covalent functio…

Optical–Microwave Pump–Probe Studies of Electronic Properties in Novel Materials Open

Sándor Kollarics, András Bojtor, Kristóf Koltai, Bence G. Márkus, K. Holczer , et al. · 2020

Combined microwave–optical pump–probe methods are emerging to study the quantum state of spin qubit centers and the charge dynamics in semiconductors. A major hindrance is the limited bandwidth of microwave irradiation/detection circuitry …

Tuning Conductivity and Spin Dynamics in Few‐Layer Graphene via In Situ Potassium Exposure Open

Bence G. Márkus, Olivér Sági, Sándor Kollarics, Konstantin F. Edelthalhammer, Andreas Hirsch , et al. · 2020

Chemical modification such as intercalation or doping of novel materials is of great importance for exploratory material science and applications in various fields of physics and chemistry. Herein, the systematic intercalation of chemicall…

Ultralong Spin Lifetime in Light Alkali Atom Doped Graphene Open

Bence G. Márkus, Péter Szirmai, Konstantin F. Edelthalhammer, P. Eckerlein, Andreas Hirsch , et al. · 2020

Today's great challenges of energy and informational technologies are addressed with a singular compound, Li- and Na-doped few-layer graphene. All that is impossible for graphite (homogeneous and high-level Na doping) and unstable for sing…

Cover Feature: Fundamental Insights into the Covalent Silane Functionalization of NiFe Layered Double Hydroxides (Chem. Eur. J. 29/2020) Open

Jose A. Carrasco, Álvaro Seijas‐Da Silva, Víctor Oestreicher, Jorge Romero, Bence G. Márkus , et al. · 2020

Layered double hydroxides (LDHs) have attracted enormous attention due to their outstanding energy applications. Although these materials have been intensively investigated, some fundamental aspects of their chemistry remain elusive for th…

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