Bionics - Science topic

Deadline for manuscript submissions: 10 April 2025 | Dear Colleagues, This Special Issue on “Superhydrophobic Coating Materials: Preparation, Strategy and Application” will collect high-quality original research articles or comprehensive reviews in this interdisciplinary field. Cutting-edge developments regarding this field are fostered through t...

Tactile feedback from brain-controlled bionic hands can be partially restored via intracortical microstimulation (ICMS) of the primary somatosensory cortex. In ICMS, the location of percepts depends on the electrode’s location and the percept intensity depends on the stimulation frequency and amplitude. Sensors on a bionic hand can thus be linked t...

Inspired by biological mechanisms of impact protection, nanocellulose and linear polyurethane molecular chains are simultaneously tailored and expanded using supramolecular chemistry. This approach has led to the development of a novel impact protection strategy that leverages multilevel hydrogen bonding interactions. These abundant interactions ef...

Intuitively, prostheses with user-controllable stiffness could mimic the intrinsic behavior of the human musculoskeletal system, promoting safe and natural interactions and task adaptability in real-world scenarios. However, prosthetic design often disregards compliance because of the additional complexity, weight, and needed control channels. This...

Leading-edge tubercles have consistently been a key focus in aerodynamic biomimetics. A leading-edge tubercled wing model, based on the ONERA (Office National d'Études et de Recherches Aérospatiales) M6 wing, was examined at high Reynolds numbers to analyze the effects of the tubercles. First, six distinct parameter configurations were employed to...

Soft machines such as bionic soft robotics attract tremendous interest. Environmental awareness between the “skin” of robotics and the contact surface is essential for motion control. Contact sensing requires not only bionic tactile perception but also high adaptability to their skin's soft nature. However, most tactile sensors can only measure nor...

Printing colloidal ink of semiconductor nanocrystals, particularly 2D nanosheets, facilitates the generation of van der Waal's thin films (vdWTFs) with inherent flexibility and optoelectronic properties, ideal for wearable intelligence devices, such as bionic vision. Several intricate strategies, such as mechanical/electrochemical exfoliation and p...

Human skin provides crucial tactile feedback, allowing to skillfully perceive various objects by sensing and encoding complex deformations through multiple parameters in each tactile receptor. However, replicating this high‐dimensional tactile perception with conventional materials' electronic properties remains a daunting challenge. Here, a skin‐i...

To address the diverse requirements of various optimization problems and the inherent limitations of existing meta-heuristic algorithms, this paper introduces a novel meta-heuristic algorithm, the white-faced capuchin optimizer (WCO). The algorithm is mathematically modeled based on the foraging, social interaction, and defensive behaviors of the w...

Polarization photodetectors (pol-PDs) have widespread applications in geological remote sensing, machine vision, biological medicine, and so on. However, commercial pol-PDs use bulky and complicated optical systems with lenses, polarizers, and mechanical spools, which are complex and cumbersome, and respond slowly. Inspired by the desert ants’ comp...

Non-destructive testing (NDT) technology is pivotal in the quality assessment of agricultural products. In contrast to traditional manual testing, which is fraught with subjectivity, inefficiency, and the potential for sample damage, NDT technology has gained widespread application due to its advantages of objectivity, speed, and accuracy, and it h...

Artificial intelligence (AI) advancements are driving the need for highly parallel and energy‐efficient computing analogous to the human brain and visual system. Inspired by the human brain, resistive random‐access memories (ReRAMs) have recently emerged as an essential component of the intelligent circuitry architecture for developing high‐perform...

Inspired by the biological eye movements of fish such as pipefish and sandlances, this paper presents a novel dynamic calibration method specifically for active stereo vision systems to address the challenges of active cameras with varying fields of view (FOVs). By integrating static calibration based on camera rotation angles with dynamic updates...

Flexible strain monitoring of hand and joint muscle movement is recognized as an effective method for the diagnosis and rehabilitation of neurological diseases such as stroke and Parkinson's disease. However, balancing high sensitivity and large strain, improving wearing comfort, and solving the separation of diagnosis and treatment are important c...

Autonomous-rail Rapid Transit (ART) as a new form of road transportation faces the challenge of colliding with other road users. However, a complete and affordable environmental perception system has not yet been implemented to ART. This paper proposed a vulnerable road users detection and safety warning method for ART with four modules. The image...

Ammonia is widely acknowledged to be a stressor and one of the most detrimental gases in animal enclosures. In livestock- and poultry-breeding facilities, a precise, rapid, and affordable method for detecting ammonia concentrations is essential. We design and develop an electronic nose system containing a bionic chamber that imitates the nasal-cavi...

The occurrence of cavitation in hydraulic machinery is a matter of significant concern, as it presents a substantial risk to the reliable functioning of pump jet propulsors. The point of this study is to find out how well bionic blades with different kinds of leading edge (LE) tubercles distribution stop cavitation in high-speed pump jet propulsors...

Hyper-redundant manipulators based on bionic structures offer superior dexterity due to their large number of degrees of freedom (DOFs) and slim bodies. However, controlling these manipulators is challenging because of infinite inverse kinematic solutions. In this paper, we present a novel reinforcement learning-based control method for hyper-redun...

Birds use their claws to perch on branches, which helps them to recover energy and observe their surroundings; however, most biomimetic flapping-wing aircraft can only fly, not perch. This study was conducted on the basis of bionic principles to replicate birds’ claw and wing movements in order to design a highly biomimetic flapping-wing aircraft c...

The performance of photovoltaic (PV) cells is significantly influenced by their operating temperature. While conventional active cooling methods are limited by economic feasibility, passive cooling strategies often face challenges related to insufficient heat dissipation capacity. This study presents a bio-inspired evaporative heat sink, modeled on...

This paper is concerned with the design, manufacture and validation of 'Poka', a novel millimetre-scale necro-robot aimed at bridging the performance gap between miniature robots and insects. To create Poka, we use the exoskeleton of a deceased five-horned rhinoceros beetle (Eupatorus gracilicornis) as a mechanical chassis, which is mechatronically...

This paper examines the shift from Industry 4.0 to Industry 5.0 in relation to sustainable supply chain management (SCM), highlighting the incorporation of human-centric technologies. As industries progress, there is an increasing necessity to integrate technologies that enhance human-machine collaboration, optimise operational efficiency, and fost...

Robust and biocompatible hydrogels are recognized as promising biomimetic soft materials to improve human life quality. To ensure their stable, reliable, and safe service, the hydrogels are further required to have non‐contact and wireless stress sensing ability. Herein, a mechanoluminescence (ML) based micellar hydrogel is developed, in which the...

Marine oil spills and improper disposal of daily oil usage have posed significant threat to ecological environments and human health due to rapid industrial development. In this study, an environmentally friendly, simple process and high‐performance Fe3O4@SiO2@Polymethyl methacrylate (PMMA)‐based smart bionic superhydrophobic oil‐absorbing material...

The multilevel helical arrangement of the Bouligand structure endows it with excellent mechanical properties when subjected to external stresses. In this study, Al 2 O 3 ceramic scaffolds with Bouligand structures incorporated with continuous carbon fibers were prepared using vat photopolymerization (VPP) 3D printing technology. A series of biomime...

Bioinspired energy‐autonomous interactive electronics are prevalent. However, self‐powered artificial skins are often challenging to be combined with excellent mechanical properties, optical transparency, autonomous attachability, and biocompatibility. Herein, a robust ecological polyionic skin (polyionic eco‐skin) based on triboelectric mechanism...

Heavy equipment is often driven synchronously by multi-actuator hydraulic system. However, when the load deviation of the actuators is large, such systems exhibit serious energy loss and inferior synchronization performance. Inspired by the cluster flight of wild goose, a bionic hydraulic actuator and a bionic driving method are proposed. Different...

To address the shortcomings of traditional bionic algorithms in path planning, such as inefficient search processes, extended planning distances and times, and suboptimal dynamic obstacle avoidance, this paper introduces a fusion algorithm called NRBO-DWA. This algorithm is specifically applied to plan the path for a tube-changing robot in a knitti...

Bone tissue engineering is a technique that simulates the bone tissue microenvironment by utilizing cells, tissue scaffolds, and growth factors. The collagen hydrogel is a three-dimensional network bionic material that has properties and structures comparable to those of the extracellular matrix (ECM), making it an ideal scaffold and drug delivery...

In order to facilitate the transportation of corn stalks and material resources, this paper designed a remote-control transport vehicle for one-time transportation of corn cobs, corn stalks, corn leaves, corn cobs and corn stalks. Its function is to avoid obstacles, and remotely operate through Bluetooth or wireless mode, feedback the working statu...

Multi-source visual information fusion and quality improvement can help the robotic system to perceive the real world, and image fusion is a computational technique fusing the multi-source images from multiple sensors into a synthesized image that provides either comprehensive or reliable description, and quality improvement technique can be used t...

In order to improve the inlet distortion of the squirrel-cage fan, this study proposes a parametric design method for the bionic structure of the inlet nozzle generatrix, which is spliced by multiple sinusoidal curves, based on the bionic structure of the humpback whale flipper leading-edge nodule. The geometric shape of the bionic generatrix is co...

Azobenzene‐mesogen photo‐actuator is frequently utilized in diverse bionic motions due to their unparalleled advantages of wireless and reversible actuation. The realm of jumping behavior remains unexplored for azobenzene‐based actuators. Inspired by the Click‐beetles, here a Janus light‐driven jumping robot is achieved through the integration effe...

Background: This study examined electrical bioimpedance as a biomarker for intracochlear tissue changes after cochlear implant surgery, comparing monopolar, three-point, and four-point impedance measurements over time and evaluating different measurement systems and approaches. Methods: Impedance measurements were obtained from 21 participants duri...

A new passive control approach, utilizing bionic slanting riblets, is employed to mitigate the flow close to the blade endwall in a linear cascade, and its effectiveness and mechanism in controlling corner separation are investigated through numerical simulations. The slanting riblets are positioned at the endwall upstream of the cascade channel, a...

For reference: The Faculty of Information Technology of the Moscow State Psychological and Pedagogical University is holding the XXII All-Russian Scientific Conference "Neurocomputers and their application", dedicated to the topical problems of using neural networks and other learning structures in the field of natural, technical and humanitarian...

In China, there is a large number of patients with lower limb movement disorders and limited medical resources, while the market for rehabilitation technologies is growing rapidly. The technology of lower limb rehabilitation exoskeleton robots has been successfully applied and shows significant development potential. Both domestic and international...

For rough surfaces, stable, fast, and repeatable fixation has wide applicability in transportation, fire protection, and other fields. Different rough surfaces present technical challenges for achieving convenient and reliable fixation. Based on the highly adhesive attachment structures of typical organisms, a multi‐mechanism (negative pressure ads...

In current robotics research, rigid robots have been widely used on a large scale. However, in some specific working environment situations, the performance of rigid robots is relatively problematic, such as internal maintenance work on large equipment. Therefore, in this context, inspired by the bionic elephant trunk robot, the author proposes a s...

Nanomaterials usually possess remarkable properties, including excellent biocompatibility, unique physical and chemical characteristics, and bionic attributes, which make them highly promising for applications in tissue regeneration. Thermal therapy has emerged as a versatile approach for wound healing, nerve repair, bone regeneration, tumor therap...

On September 5th, 2024, Werner Nachtigall (born July 6, 1934) passed away. Nachtigall is a pioneer in biomechanics, a founder of biomimetics (bionics), and a relentless advocate for his field in Germany. He conducted broad-ranging and innovative work on biomechanics in insects, birds, and fishes. He developed elaborate technical methods, such as se...

This paper examines the integration of end-to-end artificial intelligence neural networks with self-learning systems in bionic robots, highlighting its critical role and practical implications. It explores the advantages of biomimetic design in enhancing robot adaptability, functionality, and intelligence. Key challenges such as energy efficiency,...

Natural channel proteins allow the selective permeation of ions, water or other nutritious entities across bilayer membranes, facilitating various essential physiological functions in living systems. Inspired by nature, chemists endeavor to simulate the structural features and transport behaviors of channel proteins through biomimetic strategies. I...

Limb amputation results in such devastating consequences as loss of motor and sensory functions and phantom limb pain (PLP). Neurostimulation-based approaches have been developed to treat this condition, which provide artificial somatosensory feedback such as peripheral nerve stimulation (PNS), spinal cord stimulation (SCS), and transcutaneous elec...

In nature, engineering technology and daily life, wetting phenomena are widespread and have essential roles and significance. Bionics is becoming increasingly important nowadays and exploring the mechanism that influences biomimetic surface microstructure on droplet wetting process and heat and mass transfer characteristics is becoming more meaning...

Cattail (Typha), a wetland plant, is emerging as a sustainable materials resource. While most of the Typha species are proven to be a fiber‐yielding crop, Typha latifolia exhibits the broadest leaf size (5–30 mm), yields highest amount of fiber (≈190.9 g), and captures maximum CO2 (≈1270 g). Alkaline retting is the most efficient degumming process...

Classical spin liquids are paramagnetic phases that feature nontrivial patterns of spin correlations within their ground-state manifold whose degeneracy scales with system size. Often they harbor fractionalized excitations, and their low-energy fluctuations are described by emergent gauge theories. In this work, we discuss a model composed of chira...

Multi‐scale scaffolds with biomimetic extracellular matrix (ECM) structures are crucial for regenerative repair. Nevertheless, the intricate nature of nanostructures presents challenges when attempting to efficiently manufacture on a larger scale while maintaining bionics at the nanoscale. Here, a multiscale scaffold with hierarchical structures is...

Non‐destructive handling such as wafer handling usually requires a high‐temperature environment, however, most bionic materials fail in high temperatures due to material decomposition. In this study, inspired by the unique microstructure of locust toe pads with low adhesion and high friction, bionic high‐temperature friction pads are designed and f...

The bionic polarization compass is a fascinating subject in the navigation domain. Existing polarization navigation models are primarily based on Rayleigh scattering theory, which is applicable to high-altitude, dry, and clear weather conditions. In most scenarios, it is difficult to meet such ideal clear conditions. This paper proposes a bionic na...

The accurate estimation of reference crop evapotranspiration (ET0) is essential for crop water consumption modeling and agricultural water resource management. In the present study, three bionic algorithms (aquila optimizer (AO), tuna swarm optimization (TSO), and sparrow search algorithm (SSA)) were combined with an extreme learning machine (ELM)...

The evolutionary arms race between moths and bats has spurred the development of intricate defense mechanisms in moths, which are not only crucial for their survival but also serve as a rich source of inspiration for biomimetic innovations. This study delves into the array of biological “weapons” that moths employ to evade bat predation, including...

This paper proposes a two-raft wave energy conversion technology with bionic rafts, aiming to enhance the wave energy capture performance of existing devices with regularly shaped rafts. The cross-sectional shape of the bionic raft is designed as a nested pattern of the long and short axes of two semi-ellipses, which is inspired by the cross-sectio...

The microscopic structure of living things in nature is the inspiration for many human science and technology, and the structural color of butterfly wings has been applied in many fields. In the field of solar cells, butterfly wings have been successfully replicated and applied to dye-sensitized solar cells (DSSC).However, the improvement of power...

Introduction Inspired by the obstacle avoidance mechanism of goose neck, a theoretical design method of bionic robotic arm was proposed to solve the contradiction between high flexibility and strong bearing capacity in narrow space. Methods Taking the goose neck as the test object, a narrow space test environment with a width of 10 cm was built, a...

The study of classical mechanical metamaterials has overwhelmingly remained at the elastic stage, while the increase in extreme speeds of vehicles and aircraft has created an urgent need and demanding requirements for excellent plasticity performance. Although some plastically deformable metamaterials exist, high initial peak stresses, short plasti...

Despite the implementation of numerous interventions to enhance urban traffic safety, the estimation of the risk of traffic crashes resulting in life-threatening and economic costs remains a significant challenge. In light of the above, an online inference method for traffic crash risk based on the self-developed TAR-DETR and WOA-SA-SVM methods is...

Bone defects pose a significant risk to human health. Medical polyetheretherketone (PEEK) is an excellent implant material for bone defect repair, but it faces the challenge of bone osteoconduction and osseointegration. Osteoconduction describes the process by which bone grows on the surface of the implant, while osseointegration is the stable anch...

Polymeric microwave actuators combining tissue-like softness with programmable microwave-responsive deformation hold great promise for mobile intelligent devices and bionic soft robots. However, their application is challenged by restricted electromagnetic sensitivity and intricate sensing coupling. In this study, a sensitized polymeric microwave a...