Piezoelectricity of layered double hydroxides: perspectives regarding piezocatalysis and nanogenerators

• Evgeniy S. Seliverstov,
• Evgeniya A. Tarasenko and
• Olga E. Lebedeva

Beilstein J. Nanotechnol. 2025, 16, 1812–1817, doi:10.3762/bjnano.16.124

• to the development of next-generation high-performance piezoelectric devices. Keywords: layered double hydroxides; nanogenerators; piezocatalysis; piezoelectricity; Introduction Given the ever-increasing global need to reduce dependence on fossil fuels, finding other ways to generate energy from

• the topics of piezoelectricity and layered double hydroxides in bibliographic systems and publishers such as ScienceDirect, Google Scholar, Royal Society of Chemistry, American Society of Chemistry, and MDPI. Our review is limited to articles published up to and including January 2025. Review Key

• bulk materials with centrosymmetric properties, display piezoelectricity when reduced to a single or few layers due to the loss of their inversion centers. An actively developing area of piezocatalysis is its application to enhance photocatalytic reactions, called piezo-photocatalysis. Zn/Al-LDHs with

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

• process involving osteoblastic replacement and resorption by osteoclastic cells to maintain structural integrity and mechanical properties of the bone tissue as it grows. However, in cases of fracture or degeneration, the natural self-regeneration process or inherent piezoelectricity of the body may not

• evaluated. The synthesized hBNs and purchased BaTiO3 were used after their full characterization by imaging and spectroscopic techniques. The piezoelectric behavior of both NMs was evaluated using piezoresponse force microscopy (PRFM). During in vitro studies, the piezoelectricity of the NMs was stimulated

• ; piezoelectricity; Introduction The skeletal system is a vital component of the human body, serving both structural and reservoir functions. It provides support, protection, and mobility while also storing essential minerals and lipids, regulating endocrine functions, and producing blood cells. Bone tissue

Various CVD-grown ZnO nanostructures for nanodevices and interdisciplinary applications

• The-Long Phan,
• Le Viet Cuong,
• Vu Dinh Lam and
• Ngoc Toan Dang

Beilstein J. Nanotechnol. 2024, 15, 1390–1399, doi:10.3762/bjnano.15.112

• microcavities [9]. Additionally, it is a transparent semiconductor with significant piezoelectricity [10]. These noble characteristics suggest ZnO to be a potential material in the fabrication of UV/blue/green LEDs, solid-state random lasers, UV-absorption devices, and nanogenerators [9][11][12][13]. Magnetic

Atomistic insights into the morphological dynamics of gold and platinum nanoparticles: MD simulations in vacuum and aqueous media

• Evangelos Voyiatzis,
• Eugenia Valsami-Jones and
• Antreas Afantitis

Beilstein J. Nanotechnol. 2024, 15, 995–1009, doi:10.3762/bjnano.15.81

• attributable to their distinctive properties, including superparamagnetism, piezoelectricity, certain optical characteristics [9][10][11][12][13], and the enormously high surface-to-volume ratio. These special properties derive from their small size, rather than their chemical composition. Given the broad

Ultrasensitive and ultrastretchable metal crack strain sensor based on helical polydimethylsiloxane

• Shangbi Chen,
• Dewen Liu,
• Weiwei Chen,
• Huajiang Chen,
• Jiawei Li and
• Jinfang Wang

Beilstein J. Nanotechnol. 2024, 15, 270–278, doi:10.3762/bjnano.15.25

• ], monitoring human health [6][7][8], medical treatment [9][10], soft robotics [11][12], and human–computer interaction [13][14][15]. Numerous flexible strain sensors employing various mechanisms such as piezoresistivity [16][17], capacitance [18][19], and piezoelectricity have been developed to fulfill the

Spatial mapping of photovoltage and light-induced displacement of on-chip coupled piezo/photodiodes by Kelvin probe force microscopy under modulated illumination

• Zeinab Eftekhari,
• Nasim Rezaei,
• Hidde Stokkel,
• Jian-Yao Zheng,
• Andrea Cerreta,
• Ilka Hermes,
• Minh Nguyen,
• Guus Rijnders and
• Rebecca Saive

Beilstein J. Nanotechnol. 2023, 14, 1059–1067, doi:10.3762/bjnano.14.87

• devices. Solid mechanics and electrostatics modules were coupled to facilitate the piezoelectricity calculations. As shown in Figure 2, the symmetry condition is used to reduce the computation cost of the simulations. Analogous to our AFM and KPFM experiments, the sample edges are fixed. Additionally, the

Bismuth-based nanostructured photocatalysts for the remediation of antibiotics and organic dyes

• Akeem Adeyemi Oladipo and
• Faisal Suleiman Mustafa

Beilstein J. Nanotechnol. 2023, 14, 291–321, doi:10.3762/bjnano.14.26

• photocatalytic activity [101][102][103][104]. Bi2WO6 has an orthorhombic structure, a high Curie temperature of about 900 °C, and a narrow bandgap of 2.6–2.8 eV [103]. Other desirable physical and chemical characteristics of Bi2WO6 include comparatively low toxicity, piezoelectricity, non-linear dielectric

Enhancement of the piezoelectric coefficient in PVDF-TrFe/CoFe₂O₄ nanocomposites through DC magnetic poling

• Marco Fortunato,
• Alessio Tamburrano,
• Maria Paola Bracciale,
• Maria Laura Santarelli and
• Maria Sabrina Sarto

Beilstein J. Nanotechnol. 2021, 12, 1262–1270, doi:10.3762/bjnano.12.93

• is well known that PVDF is characterized by four main polymorph phases, namely α, β, γ, and δ [12]. Due to its high thermodynamic stability at room temperature the α phase is the predominant one. However, the α phase does not contribute to the piezoelectricity of the polymer, whereas the γ and δ

A review of defect engineering, ion implantation, and nanofabrication using the helium ion microscope

• Frances I. Allen

Beilstein J. Nanotechnol. 2021, 12, 633–664, doi:10.3762/bjnano.12.52

• piezoelectricity has been patterned into multilayered MoTe2 [56]. In the case of helium ion irradiation of a bulk van der Waals layered ferroelectric semiconductor crystal (CuInP2S6), local volume expansion due to helium ion implantation was observed, forming a conical surface topography within which for

Piezoelectric sensor based on graphene-doped PVDF nanofibers for sign language translation

• Shuai Yang,
• Xiaojing Cui,
• Rui Guo,
• Zhiyi Zhang,
• Shengbo Sang and
• Hulin Zhang

Beilstein J. Nanotechnol. 2020, 11, 1655–1662, doi:10.3762/bjnano.11.148

• used to characterize the material (Figure 2d). It was found that as the GR concentration increases, the fraction of the β-phase of PVDF also increases, which is considered to have a positive effect on the piezoelectricity of PVDF. The influence of the GR concentration on the tensile strength of the

Vibration analysis and pull-in instability behavior in a multiwalled piezoelectric nanosensor with fluid flow conveyance

• Sayyid H. Hashemi Kachapi

Beilstein J. Nanotechnol. 2020, 11, 1072–1081, doi:10.3762/bjnano.11.92

• be seen in the analysis of DNF, increasing the surface/interface residual stress leads to increasing FC-MWPENS stiffness, and as a result, the DNF and pull-in voltage increase and critical fluid velocity decreases. The effect of surface piezoelectricity constants and for viscous fluid velocity

• and pull-in instability analysis on DNF of FC-MWPENS is presented in Figure 11 and Figure 12. It is observed that the increase in the negative surface piezoelectricity constants and leads to increasing FC-MWPENS stiffness, and as a result, the DNF, critical fluid velocity and pull-in voltage

• stiffness is reduced (increased), which leads to a decreasing (increasing) natural frequency compared to the case of without surface/interface effects. Also, by increasing both surface/interface Lame’s constants, λI,S and µI,S, and the negative surface piezoelectricity constants, and due to the increasing

Comparison of fresh and aged lithium iron phosphate cathodes using a tailored electrochemical strain microscopy technique

• Matthias Simolka,
• Hanno Kaess and
• Kaspar Andreas Friedrich

Beilstein J. Nanotechnol. 2020, 11, 583–596, doi:10.3762/bjnano.11.46

• additional mechanical (stiffness, elasticity), electrical (conductivity, surface potential), electrochemical (reactivity, mobility and activity), mechanoelectrical (piezoelectricity) and chemical (chemical bonding) material properties. In situ AFM imaging of the sample topography is often used to study the

• mechanisms are piezoelectricity, flexoelectricity and electrostriction. Further contributions are possible by deformation potential generation, electron–hole formation, coupling of electrons and phonons, electrochemical side reactions in the tip–sample junction, electrostatic interaction, and volume

Multimodal noncontact atomic force microscopy and Kelvin probe force microscopy investigations of organolead tribromide perovskite single crystals

• Yann Almadori,
• David Moerman,
• Jaume Llacer Martinez,
• Philippe Leclère and
• Benjamin Grévin

Beilstein J. Nanotechnol. 2018, 9, 1695–1704, doi:10.3762/bjnano.9.161

• oxides, it originates indirectly from the superposition of photovoltaic and converse piezoelectricity effects (we refer the reader to review articles [18] for a more comprehensive introduction to the field of photostrictive materials). The photostriction observed by a few teams in organolead trialides is

3D continuum phonon model for group-IV 2D materials

• Morten Willatzen,
• Lok C. Lew Yan Voon,
• Appala Naidu Gandi and
• Udo Schwingenschlögl

Beilstein J. Nanotechnol. 2017, 8, 1345–1356, doi:10.3762/bjnano.8.136

• consider the phonons for MoS2 as a prototypical compound 2D material because of its extensively studied properties. As already mentioned, the lack of inversion symmetry leads to the new phenomenon of piezoelectricity. Elastic and electric equations for MoS2 The stiffness tensor for MoS2 is the same as for

• graphene, Equation 2, because of the same hexagonal symmetry. However, the stress–strain relations are different because of the presence of piezoelectricity. Specifically, there are additional contributions to the stress–strain constitutive relations: by use of the piezoelectric e-tensor: and the equation

Template-controlled piezoactivity of ZnO thin films grown via a bioinspired approach

• Nina J. Blumenstein,
• Fabian Streb,
• Stefan Walheim,
• Thomas Schimmel,
• Zaklina Burghard and
• Joachim Bill

Beilstein J. Nanotechnol. 2017, 8, 296–303, doi:10.3762/bjnano.8.32

• . Keywords: piezoresponse force microscopy; template-controlled deposition; ZnO; Introduction Zinc oxide is a wide band gap semiconductor. Thin films of it can be applied in, e.g., LEDs [1][2][3] or transistors [4][5][6]. Furthermore, due to its piezoelectricity, it can be incorporated in actuators [7] or

High-bandwidth multimode self-sensing in bimodal atomic force microscopy

• Michael G. Ruppert and
• S. O. Reza Moheimani

Beilstein J. Nanotechnol. 2016, 7, 284–295, doi:10.3762/bjnano.7.26

• displacement D [C/m2] within a piezoelectric material are governed by the IEEE standard on piezoelectricity [20]. They are usually written in compact matrix notation such that redundant and symmetrical terms are accounted for. By convention of the axis defined in Figure 1, an electric field or a deflection in

• adding a resistor in parallel to Vp and Cp. The model is a simplified version of the Butterworth–van Dyke model as proposed by the IEEE Standard on piezoelectricity [20]. The piezoelectric voltage Vp can be modeled as the linear combination of the direct excitation voltage V(s) and a voltage due to the

Determination of Young’s modulus of Sb₂S₃ nanowires by in situ resonance and bending methods

• Liga Jasulaneca,
• Raimonds Meija,
• Alexander I. Livshits,
• Juris Prikulis,
• Subhajit Biswas,
• Justin D. Holmes and
• Donats Erts

Beilstein J. Nanotechnol. 2016, 7, 278–283, doi:10.3762/bjnano.7.25

• . Particular emphasis has been placed on the investigation of structural and optical properties of Sb2S3 thin films [19][20]. Recently, piezoelectricity and ferroelectricity has been demonstrated in individual single-crystalline Sb2S3 NWs embedded in anodic aluminum oxide (AAO) templates [17]. However