Morphology and properties of pyrite nanoparticles obtained by pulsed laser ablation in liquid and thin films for photodetection

• Akshana Parameswaran Sreekala,
• Bindu Krishnan,
• Rene Fabian Cienfuegos Pelaes,
• David Avellaneda Avellaneda,
• Josué Amílcar Aguilar-Martínez and
• Sadasivan Shaji

Beilstein J. Nanotechnol. 2025, 16, 785–805, doi:10.3762/bjnano.16.60

• its ability to absorb UV wavelengths [32]. This concept was used to fabricate photodetectors (PDs) using pyrite NPs on Si substrate as it inherently has the advantages of exceptional photo-absorption, high mobility, and high absorption coefficient as initially mentioned. Self-powering PDs have a

• the cause for comparatively reduced photocurrent. Additionally, it has been reported in CZTS thin films that the electron mobility of spherical and rice-shaped nanoparticles exhibits comparable values (≈430 cm2·V−1·s−1) and is greater than that of rod-shaped particles (≈260 cm2·V−1·s−1). The

• NPs obtained in acetone is comparable to the reported work on Ag, we observed precipitation within a few minutes. The precipitation of FeS2 NPs in acetone can be attributed either to the relatively low viscosity (0.306 mPa·s) of acetone, which means that NPs have higher mobility, increasing the

Nanostructured materials characterized by scanning photoelectron spectromicroscopy

• Matteo Amati,
• Alexey S. Shkvarin,
• Alexander I. Merentsov,
• Alexander N. Titov,
• María Taeño,
• David Maestre,
• Sarah R. McKibbin,
• Zygmunt Milosz,
• Ana Cremades,
• Rainer Timm and
• Luca Gregoratti

Beilstein J. Nanotechnol. 2025, 16, 700–710, doi:10.3762/bjnano.16.54

• , optoelectronic, or photovoltaic devices, as they combine a direct bandgap of tunable size with high charge carrier mobility [20]. Furthermore, they can be grown on Si substrates [21][22], which enables integration with a well-established technology platform and constrains the use of high performance, but

High-temperature epitaxial growth of tantalum nitride thin films on MgO: structural evolution and potential for SQUID applications

• Michelle Cedillo Rosillo,
• Oscar Contreras López,
• Jesús Antonio Díaz,
• Agustín Conde Gallardo and
• Harvi A. Castillo Cuero

Beilstein J. Nanotechnol. 2025, 16, 690–699, doi:10.3762/bjnano.16.53

• increased, tantalum allows for a greater incorporation of oxygen, forming lattice interstitials. The increased incorporation of oxygen into tantalum at higher temperatures is a complex phenomenon driven by a combination of factors, including increased atomic mobility, enhanced thermodynamic driving forces

• compounds. Figure 4 shows how the lattice parameter and interplanar spacing decreased as the temperature deposition increased. The lattice parameter decreased from 4.36 to 4.32 Å, as the temperature deposition increased. This is attributed to increased atomic mobility and improved crystallinity during

• growth. In fact, at 850 °C, the adatom surface mobility and surface diffusion of the deposited atoms are further increased, which has also been shown by Elangovan et al. [20], Adamik et al. [22], and Cheng and collaborators [23]. The variation of resistance of TaN films, measured from room temperature

Colloidal few layered graphene–tannic acid preserves the biocompatibility of periodontal ligament cells

• Teissir Ben Ammar,
• Naji Kharouf,
• Dominique Vautier,
• Housseinou Ba,
• Nivedita Sudheer,
• Philippe Lavalle and
• Vincent Ball

Beilstein J. Nanotechnol. 2025, 16, 664–677, doi:10.3762/bjnano.16.51

• of FLG–TA with respect to the same amount of soluble TA is due to reduced mobility in the immobilized state. As shown in Figure S7, Supporting Information File 1, the LIVE/DEAD cell viability assay demonstrated that FLG–TA-treated cells maintained viability levels comparable to untreated controls

Polyurethane/silk fibroin-based electrospun membranes for wound healing and skin substitute applications

• Iqra Zainab,
• Zohra Naseem,
• Syeda Rubab Batool,
• Muhammad Waqas,
• Ahsan Nazir and
• Muhammad Anwaar Nazeer

Beilstein J. Nanotechnol. 2025, 16, 591–612, doi:10.3762/bjnano.16.46

• new class of PUs known as “biostable” [134]. Wheatley et al. reported that sheep with a non-biostable PU mitral heart valve prosthesis survived for up to six months. However, issues such as surface degradation and accumulation of calcified fibrin/thrombus compromised leaflet mobility and hydrodynamic

Feasibility analysis of carbon nanofiber synthesis and morphology control using a LPG premixed flame

• Iftikhar Rahman Bishal,
• Muhammad Hilmi Ibrahim,
• Norikhwan Hamzah,
• Mohd Zamri Mohd Yusop,
• Faizuan Bin Abdullah,
• I Putu Tedy Indrayana and
• Mohd Fairus Mohd Yasin

Beilstein J. Nanotechnol. 2025, 16, 581–590, doi:10.3762/bjnano.16.45

• and the larger diameters compared to CNTs. As the equivalence ratio decreases from rich condition towards stoichiometry conditions, the flame temperature starts to decrease as the flame is leaner than the stoichiometry condition. The increase in particle size is a result of the increased mobility and

• increases the mobility of the particle and the chances to collide and accumulate, results larger diameter of CNF. An equivalence ratio of 1.60 favors the formation of amorphous carbon, which can be attributed also to the reaction conditions. The thermal conditions at an equivalence ratio of 1.60 lead to a

Retrieval of B1 phase from high-pressure B2 phase for CdO nanoparticles by electronic excitations in Cd_xZn_1−xO composite thin films

• Arkaprava Das,
• Marcin Zając and
• Carla Bittencourt

Beilstein J. Nanotechnol. 2025, 16, 551–560, doi:10.3762/bjnano.16.43

• electron mobility (>100 cm2/V/s) and high electrical conductivity (>1014 S/cm), demonstrating its potential for optoelectronic applications [2][3][4]. The incorporation of cadmium into ZnO effectively reduces the bandgap, rendering the thin films suitable for applications in the visible region of the

• electromagnetic spectrum [5]. Composite semiconducting thin films have garnered significant attention as their bandgap can be lowered without compromising mobility and conductivity. Beyond optoelectronic applications, CdO–ZnO-based alloys are also employed in gas-sensing technologies [6]. In prior investigations

• the melting temperature derived from multiple impact processes. Given that CdO has significantly high electrical conductivity (>1014 S/cm) and high mobility (>100 cm2/V/s), the simulation was conducted under the assumption that CdO behaves as a metallic system [2][3][4]. Furthermore, due to the

Water in nanoporous hexagonal boron nitride nanosheets: a first-principles study

• Juliana A. Gonçalves,
• Ronaldo J. C. Batista and
• Marcia C. Barbosa

Beilstein J. Nanotechnol. 2025, 16, 510–519, doi:10.3762/bjnano.16.39

• influences the mobility of water/ions through the membrane. Consequently, the transport rates of both ions and water decrease when passing through the highly polarized membrane. Additionally, the salt rejection in the polarized channel increases in proportion to the channel length, accompanied by a reduction

N₂⁺-implantation-induced tailoring of structural, morphological, optical, and electrical characteristics of sputtered molybdenum thin films

• Usha Rani,
• Kafi Devi,
• Divya Gupta and
• Sanjeev Aggarwal

Beilstein J. Nanotechnol. 2025, 16, 495–509, doi:10.3762/bjnano.16.38

• ][20][21]. Ahmed et al. [13] investigated the effect of helium ion irradiation on the structural and electrical properties of Mo thin films. They noted that α-particles create defects that reduce charge carrier mobility, and the hardness increased from low to high ion fluence. Hoffman et al. [14

• boundaries disrupt the crystal structure. These boundaries act as obstacles for charge carriers, hindering their movement and thus increasing resistivity. Further, scattering at these boundaries reduces the mobility of charge carriers, leading to a decrease in conductivity. Essentially, the more boundaries

• compromising the crystalline structure. These barriers act as obstacles for charge carriers, obstructing their mobility and increasing resistivity. This results in a reduction in conductivity. Despite this reduction, the conductivity also increased in implanted films. Conclusion This study gives comprehensive

Quantification of lead through rod-shaped silver-doped zinc oxide nanoparticles using an electrochemical approach

• Ravinder Lamba,
• Gaurav Bhanjana,
• Neeraj Dilbaghi,
• Vivek Gupta and
• Sandeep Kumar

Beilstein J. Nanotechnol. 2025, 16, 422–434, doi:10.3762/bjnano.16.33

• particularly well-suited for ZnO doping because of its notable characteristics, including strong conductivity, solubility, favorable ionic size, and low orbital energy. These features contribute to the improvement of optical and electrical characteristics of ZnO. The incorporation of silver boosts the mobility

Tailoring of physical properties of RF-sputtered ZnTe films: role of substrate temperature

• Kafi Devi,
• Usha Rani,
• Arun Kumar,
• Divya Gupta and
• Sanjeev Aggarwal

Beilstein J. Nanotechnol. 2025, 16, 333–348, doi:10.3762/bjnano.16.25

• intensity for the most preferred orientation along the [111] direction is observed with rising substrate temperature up to 400 °C. This may be because atoms have more thermal energy with increasing substrate temperature; therefore, the surface mobility of atoms increases, which leads to rearrangement and

• steps, namely, condensation, nucleation, and crystallization on the substrate surface. The mobility of atoms on the substrate surface is very much affected by the substrate temperature. At low substrate temperatures, because of the low diffusion rate and low mobility of atoms, columnar microstructures

• form on the substrate surface. With the increase in substrate temperature, mobility and diffusion rate of atoms increase, which results in the evolution of grains that further recrystallize at higher substrate temperatures [28]. The observed variation in the crystallite size is due to changes in

Graphene oxide–chloroquine conjugate induces DNA damage in A549 lung cancer cells through autophagy modulation

• Braham Dutt Arya,
• Sandeep Mittal,
• Prachi Joshi,
• Alok Kumar Pandey,
• Jaime E. Ramirez-Vick,
• Govind Gupta and
• Surinder P. Singh

Beilstein J. Nanotechnol. 2025, 16, 316–332, doi:10.3762/bjnano.16.24

• exposure to higher concentrations of GO could induce DNA damage through the base excision repair (BER) pathway in HEK 293T cells [58]. The presence of high mobility and sharp edges of GO could potentially contribute to the genotoxic behavior [58]. On the other hand, Chl have shown its capacity for inducing

Enhancing mechanical properties of chitosan/PVA electrospun nanofibers: a comprehensive review

• Nur Areisman Mohd Salleh,
• Amalina Muhammad Afifi,
• Fathiah Mohamed Zuki and
• Hanna Sofia SalehHudin

Beilstein J. Nanotechnol. 2025, 16, 286–307, doi:10.3762/bjnano.16.22

• high solubility [53]. This phenomenon makes it difficult to electrospin chitosan because of its high viscosity [54]. Moreover, the formation of strong hydrogen bonds in a 3D network contributes to difficulties in the mobility of polymeric chains when an electric field is applied [55]. Because of these

Emerging strategies in the sustainable removal of antibiotics using semiconductor-based photocatalysts

• Yunus Ahmed,
• Keya Rani Dutta,
• Parul Akhtar,
• Md. Arif Hossen,
• Md. Jahangir Alam,
• Obaid A. Alharbi,
• Hamad AlMohamadi and
• Abdul Wahab Mohammad

Beilstein J. Nanotechnol. 2025, 16, 264–285, doi:10.3762/bjnano.16.21

• particularly high when the dipole moment exceeds 2.0 D. The hybridization of halogens does not impact electron mobility. However, it does lead to a decrease in hole mobility while possibly enhancing the separation of charge carriers [94]. In order to enhance the photocatalytic activity of BiOX, significant

• sites, slow kinetics of surface reactions, and the reduced mobility of charges, resulting in electron delocalization [99][100]. The molecular rearrangement of g-C3N4 has been the subject of recent research because of its potential to alter the surface chemistry and textural structure [101]. This

• capabilities in degrading CIP (82.6% within 2 h) and generating hydrogen from rainwater. The effective separation and mobility of photogenerated charge carriers were credited to the role of Ag nanoparticles as electron mediators. There are some other observations, which are shown below in Table 4. Graphene

Recent advances in photothermal nanomaterials for ophthalmic applications

• Jiayuan Zhuang,
• Linhui Jia,
• Chenghao Li,
• Rui Yang,
• Jiapeng Wang,
• Wen-an Wang,
• Heng Zhou and
• Xiangxia Luo

Beilstein J. Nanotechnol. 2025, 16, 195–215, doi:10.3762/bjnano.16.16

• treatment of chronic ocular diseases, as well as the “explosive release” of passive drug delivery systems [116]. Furthermore, photothermal drug delivery systems can be surface-modified to prolong drug residence time, improve mobility, avoid trapping, and provide targeting capabilities, which helps to

A review of metal-organic frameworks and polymers in mixed matrix membranes for CO₂ capture

• Charlotte Skjold Qvist Christensen,
• Nicholas Hansen,
• Mahboubeh Motadayen,
• Nina Lock,
• Martin Lahn Henriksen and
• Jonathan Quinson

Beilstein J. Nanotechnol. 2025, 16, 155–186, doi:10.3762/bjnano.16.14

• al. [117], it was demonstrated that existing MMM models consistently overestimated gas permeability in molecular sieve-integrated membranes, a discrepancy attributed to reduced polymer chain mobility at the polymer–sieve interface region, as evidenced by independent observations of increased glass

• reduce the rigidified polymer formation. The overall rigidity of the polymer also has a large impact on the MOF–polymer interface. Rubbery polymers tend to reduce the propensity for interface defects, as the polymer chain mobility enables better confinement to the MOF surface [114][116]. However, as

• stated, the more flexible the polymer, the less selective, yet more permeable, it becomes. In contrast, glassy polymers, characterized by low chain mobility and increased rigidity, have the benefit of restricting the movement of gas molecules, but at the cost of reduced permeability and MOF compatibility

Comparison of organic and inorganic hole transport layers in double perovskite material-based solar cell

• Deepika K and
• Arjun Singh

Beilstein J. Nanotechnol. 2025, 16, 119–127, doi:10.3762/bjnano.16.11

• PEDOT:PSS are the two HTLs that are analyzed concerning the double perovskite material LNMO. The HTL needs better conductivity, better electron blocking, and more hole mobility for better carrier transportation at the perovskite/HTL interface. It is hydrophobic with a wider bandgap and does not easily

• deteriorate. Inorganic HTLs proved to perform better. Some examples of inorganic HTLs are CuI, Cu2O, and CuSCN. Organic HTLs consist of polymers or complex molecules, which affect the photovoltaic properties of the device in terms of light absorption and carrier mobility. Some examples of organic materials

• both HTL materials (Table 3 and Figure 3). The increase of the PCE with Cu2O signifies a better absorption of light with minimum reflection and, hence, increased carrier transportation across the interface. Cu2O is inorganic, and the high temperature leads to improved hole mobility and better charge

Bioinspired nanofilament coatings for scale reduction on steel

• Siad Dahir Ali,
• Mette Heidemann Rasmussen,
• Jacopo Catalano,
• Christian Husum Frederiksen and
• Tobias Weidner

Beilstein J. Nanotechnol. 2025, 16, 25–34, doi:10.3762/bjnano.16.3

• silicone nanofilaments on steel surfaces, a novel application that has not been previously reported. The results indicate that SNF coatings can effectively render steel surfaces super-hydrophobic, as evidenced by high contact angles, high droplet mobility, and stable morphology under shear stress and

Mechanistic insights into endosomal escape by sodium oleate-modified liposomes

• Ebrahim Sadaqa,
• Satrialdi,
• Fransiska Kurniawan and
• Diky Mudhakir

Beilstein J. Nanotechnol. 2024, 15, 1667–1685, doi:10.3762/bjnano.15.131

• rather than deep penetration into the hydrophobic core. The MSD analysis (Figure 8f) reveals that OLA significantly enhances the lateral mobility of lipids within the bilayer, indicative of a fluidizing effect. This increased mobility likely results from OLA’s ability to disrupt lipid packing through its

• lipid disorder. This was evidenced by changes in the SCD, reflecting disruption in the orderly packing of lipid acyl chains. The incorporation of OLA disrupts this packing, contributing to increased membrane fluidity. Simultaneously, the simulations revealed enhanced lateral mobility of lipids, as

Ultrablack color in velvet ant cuticle

• Vinicius Marques Lopez,
• Wencke Krings,
• Juliana Reis Machado,
• Stanislav Gorb and
• Rhainer Guillermo-Ferreira

Beilstein J. Nanotechnol. 2024, 15, 1554–1565, doi:10.3762/bjnano.15.122

• occurs in forested habitats adjoining open landscapes. Demonstrating remarkable mobility, it covers significant distances in pursuit of hosts on the ground. While sightings may occur throughout the day, peak activity typically coincides with the early morning and late afternoon, during periods of subdued

The round-robin approach applied to nanoinformatics: consensus prediction of nanomaterials zeta potential

• Dimitra-Danai Varsou,
• Arkaprava Banerjee,
• Joyita Roy,
• Kunal Roy,
• Giannis Savvas,
• Haralambos Sarimveis,
• Ewelina Wyrzykowska,
• Mateusz Balicki,
• Tomasz Puzyn,
• Georgia Melagraki,
• Iseult Lynch and
• Antreas Afantitis

Beilstein J. Nanotechnol. 2024, 15, 1536–1553, doi:10.3762/bjnano.15.121

• of nanoinformatics, various consensus approaches have been proposed over the past years for the prediction of different NM endpoints, such as NMs’ cellular uptake [20], zeta potential (ZP) [16], and electrophoretic mobility [21]. The complexity of predictive models requires the development of

Out-of-plane polarization induces a picosecond photoresponse in rhombohedral stacked bilayer WSe₂

• Guixian Liu,
• Yufan Wang,
• Zhoujuan Xu,
• Zhouxiaosong Zeng,
• Lanyu Huang,
• Cuihuan Ge and
• Xiao Wang

Beilstein J. Nanotechnol. 2024, 15, 1362–1368, doi:10.3762/bjnano.15.109

• consistent, demonstrating that the high-speed heterojunction photodetector can work under various conditions. Comparison of TRPC in the heterojunction and graphene regions We then considered the intrinsic response time of graphene within the heterojunction. Because of its high carrier mobility and broadband

Hymenoptera and biomimetic surfaces: insights and innovations

• Vinicius Marques Lopez,
• Carlo Polidori and
• Rhainer Guillermo Ferreira

Beilstein J. Nanotechnol. 2024, 15, 1333–1352, doi:10.3762/bjnano.15.107

• applications in environmental monitoring, food safety, and medical diagnostics [98]. The mobility of the antennae of long-horned bees (e.g., Eucera longicornis) are used by males to court females by gently grasping and pressing their antennae (Figure 1C). The antennae of long-horned bees and other

• are movable and exhibit an elastic base to ensure the high mobility of wings [124]. The coordinated movement of wings facilitated by this mechanism enables synchronized action and improved aerodynamic performance, while also allowing for decoupling during periods of rest, thereby avoiding aerodynamic

• on the uneven surfaces of host eggs [134]. These examples highlight the potential for biomimetic applications of such structures in developing advanced adhesive technologies and improving robotic mobility on uneven terrain and in microgravity environments [135]. Corbicula: Several bee species (e.g

Quantum-to-classical modeling of monolayer Ge₂Se₂ and its application in photovoltaic devices

• Anup Shrivastava,
• Shivani Saini,
• Dolly Kumari,
• Sanjai Singh and
• Jost Adam

Beilstein J. Nanotechnol. 2024, 15, 1153–1169, doi:10.3762/bjnano.15.94

• -scale production more feasible [9]. Also, the mechanical robustness and flexibility of the 2D materials will give extra room to design the PSCs for a wide range of applications areas [10]. The high carrier mobility and enhanced optoelectronic characteristics can improve the device performance of

• valleys provides extra carrier pockets for transportation, further increasing carrier mobility. Also, the larger valley degeneracy will increase the density of states (DOS) effective mass without influencing the carrier mobility. We have also calculated the total DOS to understand and justify the band

• ), conduction/valence band density of states, electron/hole mobility, electron affinity, and work function can be derived from the initial band energy calculation. We calculated the effective masses of electrons and holes as = 0.167me and = 0.1768me, respectively, which are very close to the values ( = 0.17me

Direct electron beam writing of silver using a β-diketonate precursor: first insights

• Katja Höflich,
• Krzysztof Maćkosz,
• Chinmai S. Jureddy,
• Aleksei Tsarapkin and
• Ivo Utke

Beilstein J. Nanotechnol. 2024, 15, 1117–1124, doi:10.3762/bjnano.15.90

• increased mobility of the metallic clusters leading to Ostwald ripening were assumed to play an important role [9]. In order to achieve practicable vertical growth rates, new precursors are being searched for that allow for lower process temperatures. Here, we employ the compound (hfac)AgPMe3 (cf

• or Hhfac, removing most of the ligand elements. A second important factor here could be the thermal energy input from the elevated stage temperature of 60 °C, which increases the mobility of the formed silver atoms and clusters in the carbonaceous matrix. Finally, collisional momentum transfer from

• , this implies again a strong mobility of silver, which most probably migrates from the pillar volume and enriches as an interfacial layer at the bottom. Finally, a helix with a radius of 500 nm and one turn was deposited by scanning the electron beam in a circular path with a pitch of 10−4 nm and a