Laser processing in liquids: insights into nanocolloid generation and thin film integration for energy, photonic, and sensing applications

• Akshana Parameswaran Sreekala,
• Pooja Raveendran Nair,
• Jithin Kundalam Kadavath,
• Bindu Krishnan,
• David Avellaneda Avellaneda,
• M. R. Anantharaman and
• Sadasivan Shaji

Beilstein J. Nanotechnol. 2025, 16, 1428–1498, doi:10.3762/bjnano.16.104

• metals [45][46], oxides [47], semiconductors [48], and even carbides [41][49]. When compared to other particle fabrication processes, material versatility of this technique stands out. Further, the SMSPs obtained by PLML are unique in a way that they are spherical, mechanically very strong [50], and

• particles gradually becoming more homogeneous over time. The advantages of submicrometer particles produced by PLML over NPs synthesized by conventional PLAL, can be explained using Au–Fe systems [61], where the bulk thermodynamic contribution leads to an Au-enriched core and Fe-rich surface [46]. In

• , indicating an increase in particle size [76]. Laser irradiation offers a clean, efficient, and useful method for synthesizing various nanomaterials, including metals, semiconductors, metal oxides, and bimetallic NPs [46][77][78][79][80][81][82]. The process allows for the alloying of NPs, such as AuCo [77

The role of biochar in combating microplastic pollution: a bibliometric analysis in environmental contexts

• Tuan Minh Truong Dang,
• Thao Thu Thi Huynh,
• Guo-Ping Chang-Chien and
• Ha Manh Bui

Beilstein J. Nanotechnol. 2025, 16, 1401–1416, doi:10.3762/bjnano.16.102

• interactions in soil [31]. Biochar properties The physical and chemical properties of biochar depend significantly on the composition of its feedstock [46]. Molecular model calculations and quantum chemistry analyses suggest that biochar derived from wood exhibits superior physical properties, such as porosity

Synthesis and antibacterial properties of nanosilver-modified cellulose triacetate membranes for seawater desalination

• Lei Wang,
• Shizhe Li,
• Kexin Xu,
• Wenjun Li,
• Ying Li and
• Gang Liu

Beilstein J. Nanotechnol. 2025, 16, 1380–1391, doi:10.3762/bjnano.16.100

• (NH3)2]+ ions into Ag nanoparticles, which are then immobilized onto CTA membrane (Supporting Information File 1, Figure S1b,c) [40][41][42][43]. This process bypasses the need for conventional environmentally unfriendly oxidation and activation processes, as reported in the literature [44][45][46

Enhancing the therapeutical potential of metalloantibiotics using nano-based delivery systems

• Alejandro Llamedo,
• Marina Cano,
• Raquel G. Soengas and
• Francisco J. García-Alonso

Beilstein J. Nanotechnol. 2025, 16, 1350–1366, doi:10.3762/bjnano.16.98

• , antibiotics can bind to multiple sites in the cell wall peptidoglycans (PGNs), resulting in inhibition of PGN synthesis, perturbation of the cell membrane integrity and cell death [46][47]. In Gram-negative bacteria, lipopolysaccharides interact electrostatically with positively charged antibiotics [48] and

Ferroptosis induction by engineered liposomes for enhanced tumor therapy

• Alireza Ghasempour,
• Mohammad Amin Tokallou,
• Mohammad Reza Naderi Allaf,
• Mohsen Moradi,
• Hamideh Dehghan,
• Mahsa Sedighi,
• Mohammad-Ali Shahbazi and
• Fahimeh Lavi Arab

Beilstein J. Nanotechnol. 2025, 16, 1325–1349, doi:10.3762/bjnano.16.97

• peroxides and the formation of non-toxic lipid alcohol under normal conditions [44]. Changes in GPX4 activity may indicate ferroptosis, which can be monitored by measuring NADPH and phosphatidylcholine hydroperoxide [45][46]. Heat shock proteins can also inhibit ferroptosis by stimulating GPX4 or regulating

• chloroacetamides, like RSL3, trigger ferroptosis by forming covalent bonds with and blocking selenocysteine activity at the active zone of GPX4 [46][88]. Also, nitrile oxide electrophiles, specifically ML210, JKE-1674, and JKE-1716, trigger ferroptosis through their interaction with selenocysteine as a binding

Wavelength-dependent correlation of LIPSS periodicity and laser penetration depth in stainless steel

• Nitin Chaudhary,
• Chavan Akash Naik,
• Shilpa Mangalassery,
• Jai Prakash Gautam and
• Sri Ram Gopal Naraharisetty

Beilstein J. Nanotechnol. 2025, 16, 1302–1315, doi:10.3762/bjnano.16.95

• incident polarization [40][41][42][43][44][45]. A recent review by Jörn Bonse and Stephan Gräf provides a comprehensive classification based on materials and associated theories [46]. Two primary classes of theories – electromagnetic and matter reorganization – have been proposed to explain LIPSS formation

• [46][47][48]. LSFL formation is often attributed to the interference between incoming electromagnetic radiation and surface electromagnetic waves and involves surface polaritons and surface plasmon polaritons (SPPs). These SPPs propagate along the interface of the two media in which the electron

Enhancing the photoelectrochemical performance of BiOI-derived BiVO₄ films by controlled-intensity current electrodeposition

• Huu Phuc Dang,
• Khanh Quang Nguyen,
• Nguyen Thi Mai Tho and
• Tran Le

Beilstein J. Nanotechnol. 2025, 16, 1289–1301, doi:10.3762/bjnano.16.94

• of monoclinic BiVO4 (JCPDS PDF #14-0688) and fluorine-doped tin oxide (FTO) substrate (JCPDS PDF #46-1088) [21][22][23]. The peaks at approximately 28.9°, 30.6°, 34.6°, and 35.2° were assigned to the (110), (121), (040), (200), and (002) planes of monoclinic BiVO4, respectively. Notably, the (121

Acrocomia aculeata oil-loaded nanoemulsion: development, anti-inflammatory properties, and cytotoxicity evaluation

• Verónica Bautista-Robles,
• Hady Keita,
• Edgar Julián Paredes Gamero,
• Layna Tayná Brito Leite,
• Jessica de Araújo Isaías Muller,
• Mônica Cristina Toffoli Kadri,
• Ariadna Lafourcade Prada and
• Jesús Rafael Rodríguez Amado

Beilstein J. Nanotechnol. 2025, 16, 1277–1288, doi:10.3762/bjnano.16.93

• nanoemulsion [45][46]. Figure 3 shows the behavior of zeta potential and droplet size in Bocaiúva oil-loaded nanoemulsion over 180 days. The droplet size remained stable at around 170 nm, and no statistical differences were found at any point in time over 180 days (Ftest = 0.18, pvalue = 0.0804). In contrast

Better together: biomimetic nanomedicines for high performance tumor therapy

• Imran Shair Mohammad,
• Gizem Kursunluoglu,
• Anup Kumar Patel,
• Hafiz Muhammad Ishaq,
• Cansu Umran Tunc,
• Dilek Kanarya,
• Mubashar Rehman,
• Omer Aydin and
• Yin Lifang

Beilstein J. Nanotechnol. 2025, 16, 1246–1276, doi:10.3762/bjnano.16.92

• . Cancer cell membrane-coated nanoparticles can enter the cancer cells simply by fusion. The membrane coating is fused with the cancer cell membrane and delivers the payload inside the cytosol [46]. A distinctive characteristic of cell membrane-coated nanocarriers is that they include carbohydrates

• targeting of the tumor in patient-derived tumor cells animal models through homologous targeting. In another study, the homologous targeting effect was successfully utilized to deliver doxorubicin (DOX), mefuparib hydrochloride (MHP) and poly(ADP-ribose) polymerase inhibitor in MCF7-tumor bearing mice [46

Functional bio-packaging enhanced with nanocellulose from rice straw and cinnamon essential oil Pickering emulsion for fruit preservation

• Tuyen B. Ly,
• Duong D. T. Nguyen,
• Hieu D. Nguyen,
• Yen T. H. Nguyen,
• Bup T. A. Bui,
• Kien A. Le and
• Phung K. Le

Beilstein J. Nanotechnol. 2025, 16, 1234–1245, doi:10.3762/bjnano.16.91

• suspension has a size of around 20–30 nm and a length below 300 nm, and size increase due to structural collapse would be seen upon drying [24][46]. A SEM image of the nanocellulose sample is given in Figure 3a. After freeze-drying, some coagulation occurred, increasing the size of the sample to reach ≈4 µm

• alcohol (PVA), and glycerin (C3H8O3), were obtained from commercial sources and used as received. Material synthesis Nanocellulose synthesis process Rice straw served as the source material for nanocellulose production. Following a previously established procedure [46], two alkaline pretreatment steps and

• ultrasonic homogenizer (Germany) to create the NC suspension. Our previous research has stated that the size of the NC crystals was around 20–30 nm in width and 300 nm in length [24][46]. The NC concentration in the suspension was analyzed by dripping 3 mL of the suspension onto a pre-dried Petri dish

Hydrogels and nanogels: effectiveness in dermal applications

• Jéssica da Cruz Ludwig,
• Diana Fortkamp Grigoletto,
• Daniele Fernanda Renzi,
• Wolf-Rainer Abraham,
• Daniel de Paula and
• Najeh Maissar Khalil

Beilstein J. Nanotechnol. 2025, 16, 1216–1233, doi:10.3762/bjnano.16.90

• stimuli such as heating/cooling [45][46]. Polymer chemical cross-linking can be performed by the formation of a network structure from monomers by polymerization or post-cross-linking of linear polymers with a cross-linking agent. Examples of chemical cross-linking methods are covalent bonding between

Electronic and optical properties of chloropicrin adsorbed ZnS nanotubes: first principle analysis

• Prakash Yadav,
• Boddepalli SanthiBhushan and
• Anurag Srivastava

Beilstein J. Nanotechnol. 2025, 16, 1184–1196, doi:10.3762/bjnano.16.87

• ][43][44][45]. Previous studies have demonstrated the gas-sensing capabilities of ZnS NTs. Khan et al. [40] investigated ZnS NTs as sensors for ammonia and phosphine using density functional theory (DFT) to analyze adsorption behavior. Zhang et al. [46][47] reported that ZnS NTs exhibit superior

Mechanical stability of individual bacterial cells under different osmotic pressure conditions: a nanoindentation study of Pseudomonas aeruginosa

• Lizeth García-Torres,
• Idania De Alba Montero,
• Eleazar Samuel Kolosovas-Machuca,
• Facundo Ruiz,
• Sumati Bhatia,
• Jose Luis Cuellar Camacho and
• Jaime Ruiz-García

Beilstein J. Nanotechnol. 2025, 16, 1171–1183, doi:10.3762/bjnano.16.86

• investigated sample [11][43][44]. The force–volume (FV) mode allows for mapping surface physical parameters of the analyzed sample via controlled nanoindentations on a pre-programmed grid on the sample surface [44][45][46][47]. In conventional scanning modes (e.g., contact and tapping) the changes in

Transfer function of an asymmetric superconducting Gauss neuron

• Fedor A. Razorenov,
• Aleksander S. Ionin,
• Nikita S. Shuravin,
• Liubov N. Karelina,
• Mikhail S. Sidel’nikov,
• Sergey V. Egorov and
• Vitaly V. Bol’ginov

Beilstein J. Nanotechnol. 2025, 16, 1160–1170, doi:10.3762/bjnano.16.85

• make a substitution ϕb→ϕb − tϕin. This can be seen in Equation 44–Equation 46 by moving the asymmetry terms to the right-hand side. In other words, when ϕin is swept in the positive direction, the effective bias flux (which determines the imbalance of the magnetic flux in the receiving loops ofthe

Crystalline and amorphous structure selectivity of ignoble high-entropy alloy nanoparticles during laser ablation in organic liquids is set by pulse duration

• Robert Stuckert,
• Felix Pohl,
• Oleg Prymak,
• Ulrich Schürmann,
• Christoph Rehbock,
• Lorenz Kienle and
• Stephan Barcikowski

Beilstein J. Nanotechnol. 2025, 16, 1141–1159, doi:10.3762/bjnano.16.84

• colloids (LSPC) [41][42][43][44] provides nanoparticles dispersed in liquids without the addition of common additives (e.g., citrate [45], tensides [46], polymers [47]) or support material to stabilize the particles with high variability on the used solvent, yielding colloidal nanoparticles with

Deep learning for enhancement of low-resolution and noisy scanning probe microscopy images

• Samuel Gelman,
• Irit Rosenhek-Goldian,
• Nir Kampf,
• Marek Patočka,
• Maricarmen Rios,
• Marcos Penedo,
• Georg Fantner,
• Amir Beker,
• Sidney R. Cohen and
• Ido Azuri

Beilstein J. Nanotechnol. 2025, 16, 1129–1140, doi:10.3762/bjnano.16.83

• assess image similarity on a structural basis. This was the motivation for formulating the structural similarity index measure (SSIM) [46]. SSIM has become a widely used reference metric when quantifying image fidelity. No-reference metrics One intuitive approach to quantify the quality of an image is

Influence of ion beam current on the structural, optical, and mechanical properties of TiO₂ coatings: ion beam-assisted vs conventional electron beam evaporation

• Agata Obstarczyk and
• Urszula Wawrzaszek

Beilstein J. Nanotechnol. 2025, 16, 1097–1112, doi:10.3762/bjnano.16.81

• result of a considerable increase in grain size after annealing. In contrast, such notable differences were not observed for films deposited by IBAD. In the case of annealed films deposited with Iibg = 3 A, a decrease of the bandgap from 3.23 to 3.10 eV was observed. According to Dejam et al. [46

• on hν follows the exponential relation [46][52]: where α0 is a constant and Eu is the Urbach energy. After post-process annealing, Eu for the film deposited with conventional EBE method increased by almost four times from 0.22 to 0.87 eV (Figure 5d). The Urbach energies for as-deposited and annealed

Piezoelectricity of hexagonal boron nitrides improves bone tissue generation as tested on osteoblasts

• Sevin Adiguzel,
• Nilay Cicek,
• Zehra Cobandede,
• Feray B. Misirlioglu,
• Hulya Yilmaz and
• Mustafa Culha

Beilstein J. Nanotechnol. 2025, 16, 1068–1081, doi:10.3762/bjnano.16.78

• bandgap energy [46]. Supporting Information File 1, Figure S3 (f) illustrates that the hydrodynamic size of hBNs in aqueous suspension is approximately 120 nm. The zeta potential value is −42.5 ± 1.18 mV, indicating greater negativity than −30 mV, demonstrating stability [47]. Figure 1 shows PRFM

Soft materials nanoarchitectonics: liquid crystals, polymers, gels, biomaterials, and others

• Katsuhiko Ariga

Beilstein J. Nanotechnol. 2025, 16, 1025–1067, doi:10.3762/bjnano.16.77

• disciplines such as organic chemistry [31][32][33][34][35], polymer chemistry [36][37][38][39][40], and materials chemistry [41][42][43][44]. Consequently, soft materials, including polymers [45][46][47][48][49], liquid crystals [50][51][52][53][54] and gels [55][56][57][58][59], have been developed

A calix[4]arene-based supramolecular nanoassembly targeting cancer cells and triggering the release of nitric oxide with green light

• Cristina Parisi,
• Loredana Ferreri,
• Tassia J. Martins,
• Francesca Laneri,
• Samantha Sollima,
• Antonina Azzolina,
• Antonella Cusimano,
• Nicola D’Antona,
• Grazia M. L. Consoli and
• Salvatore Sortino

Beilstein J. Nanotechnol. 2025, 16, 1003–1013, doi:10.3762/bjnano.16.75

• , supramolecular nanoconstructs, and nanomaterials photoreleasing NO have been developed as potential nanomedicines over the last decades [40][41][42][43][44][45][46][47][48][49][50]. In this regard, generating NO with highly biocompatible long wavelength green or red light is highly desirable over blue or even UV

Time-resolved probing of laser-induced nanostructuring processes in liquids

• Maximilian Spellauge,
• David Redka,
• Mianzhen Mo,
• Changyong Song,
• Heinz Paul Huber and
• Anton Plech

Beilstein J. Nanotechnol. 2025, 16, 968–1002, doi:10.3762/bjnano.16.74

• to melting, reshaping (Figure 1B,C), evaporation, and phase explosion near the critical point (Figure 1H) [39][46][47][48]; (ii) stress-induced decompositions, where competition between heating and expansion leads to spallation or cavitation [36][49][50] (Figure 1I); (iii) non-thermal processes

• to liquid) should lead to restructuring. In a simple model, the laser energy is converted into heat that will be localized in the absorbing part within the laser penetration depth. Absorption is linear as expressed by the (known) absorption cross section. In the model by Takami et al. [46], which is

Shape, membrane morphology, and morphodynamic response of metabolically active human mitochondria revealed by scanning ion conductance microscopy

• Eric Lieberwirth,
• Anja Schaeper,
• Regina Lange,
• Ingo Barke,
• Simone Baltrusch and
• Sylvia Speller

Beilstein J. Nanotechnol. 2025, 16, 951–967, doi:10.3762/bjnano.16.73

• cation layer on their surfaces, which is responsible for ionic conductivity in physiological media (Figure 8b). Microtubules align along direct current electric field lines and can be vibrationally excited at megahertz frequencies by electric dipole antennas [46]. Other relevant properties include

Characterization of ion track-etched conical nanopores in thermal and PECVD SiO₂ using small angle X-ray scattering

• Shankar Dutt,
• Rudradeep Chakraborty,
• Christian Notthoff,
• Pablo Mota-Santiago,
• Christina Trautmann and
• Patrick Kluth

Beilstein J. Nanotechnol. 2025, 16, 899–909, doi:10.3762/bjnano.16.68

• , and the type and energy of the ions used [13][29][40]. Track-etch technology has been used for the commercial fabrication of cylindrical nanopores in polymers for filtration applications [41][42][43][44][45][46]. Only recently we have adapted this technology to generate conical nanopores in silicon

Heat-induced transformation of nickel-coated polycrystalline diamond film studied in situ by XPS and NEXAFS

• Olga V. Sedelnikova,
• Yuliya V. Fedoseeva,
• Dmitriy V. Gorodetskiy,
• Yuri N. Palyanov,
• Elena V. Shlyakhova,
• Eugene A. Maksimovskiy,
• Anna A. Makarova,
• Lyubov G. Bulusheva and
• Aleksandr V. Okotrub

Beilstein J. Nanotechnol. 2025, 16, 887–898, doi:10.3762/bjnano.16.67

• spectrum was fitted by three doublets, related to the spin–orbit splitting into Ni 3p3/2 and Ni 3p1/2 components, separated by 1.6 eV (Figure 3a). The most intense doublet with the Ni 3p3/2 component at 66.1 eV is attributed to metallic nickel [46]. The high-energy doublet with the Ni 3p3/2 component at

Ar⁺ implantation-induced tailoring of RF-sputtered ZnO films: structural, morphological, and optical properties

• Manu Bura,
• Divya Gupta,
• Arun Kumar and
• Sanjeev Aggarwal

Beilstein J. Nanotechnol. 2025, 16, 872–886, doi:10.3762/bjnano.16.66

• represent sub-bandgap absorptions due to defects. The optical bandgap values decrease after implantation from 3.29 ± 0.05 eV to 2.89 ± 0.04 eV with the rise in ion fluence. This is assigned to the emergence of defect-trapping levels between valence band and conduction band [46]. These trapping levels can be