Recycling news: 2026

Industry news PRN Pricewatch: Week ending 17 July 2026 Each week we publish the average trading price for packaging recovery notes from PRN marketplace The Environment Exchange. Packaging News · 21 Jul 2026 Council news Planning Application: APP/20/01152 - Havant Borough Council Havant Council · 21 Jul 2026 Council news - publicaccess.torridge.gov.uk Torridge Council · 21 Jul 2026 Research & science Partial mycoheterotrophy: a common strategy in arbuscular mycorrhizal plants? - Wiley & Sons Journal of Industrial Ecology (Wiley) · 21 Jul 2026 Global ICIS introduces new rLDPE pellet pricing reflecting regulatory driven market evolution Increased segmentation in Europe’s recycled low density polyethylene (rLDPE) market has prompted ICIS, a global leader in commodity intelligence, to introduce a new flexible natural transparent rLDPE pellet price as part of its existing recycled polyethylene (rPE) pricing service. ICIS has also updated the naming of its two existing rLDPE natural transparent pellet prices to […] Recyclingportal.eu · 21 Jul 2026 Policy & government Crex Meadows Youth Hunt & Fish Camp - Wisconsin Department of Natural Resources (.gov) Wisconsin DNR · 21 Jul 2026 Policy & government Michigan Stroke Program — Detroit and Flint Coalitions - State of Michigan (.gov) Michigan EGLE · 21 Jul 2026 Research & science Proof-of-Stake Dynamics: The Elusive Price Anchor and Endogenous Volatility Harvesting arXiv:2607.16622v1 Announce Type: new Abstract: In this paper, we develop an open-economy macroeconomic model of a Proof-of-Stake network to analyze nominal token-price dynamics and the systemic effects of speculative capital. We first consider a network populated solely by active utility users, who finance network activity through a steady exogenous inflow of fiat currency. We prove the existe… arXiv — econ.GN (General Economics preprints) · 21 Jul 2026 Research & science Faithful Decoding arXiv:2607.17073v1 Announce Type: new Abstract: This paper studies transformations that increase efficiency in solving equilibrium systems without information loss. Our approach exploits order-theoretic structure commonly found in economic problems to obtain conditions under which high-dimensional systems can be transformed into low-dimensional systems while preserving exact relationships betwe… arXiv — econ.GN (General Economics preprints) · 21 Jul 2026 Research & science Social Integration and Housing Behaviours of Immigrants: Evidence from Singapore's Public Housing Market arXiv:2607.17633v1 Announce Type: new Abstract: This study investigates the impact of social integration on immigrants' housing behaviours from a temporal perspective, using Singapore's differential public housing policies on immigrants as a quasi-natural experiment. With the support of a local town council, we conducted a survey on social integration among 1,128 immigrant and local households … arXiv — econ.GN (General Economics preprints) · 21 Jul 2026 Research & science Ageing in which place? Spatial analytical framework for evaluating ageing-in-place practices arXiv:2607.17649v1 Announce Type: new Abstract: Over the past decade, governments around the world have made significant investments in creating elderly-friendly urban environments within local neighborhoods. However, the lack of a standardized evaluation framework for Ageing-in-Place (AIP) practices makes it challenging to generalize these experiences. First, we compare the AIP models of the U… arXiv — econ.GN (General Economics preprints) · 21 Jul 2026 Research & science A Gate-and-Menu Theory of Collective Tourism Brand Value arXiv:2607.17827v1 Announce Type: new Abstract: A collective tourism brand is jointly produced by assets managed by different custodians, so destination managers must decide which assets require collective protection. We model a destination as a gate times a menu. The gate combines essential inputs and non-reproducible anchors as a weaker-link public good; the menu combines many reproducible at… arXiv — econ.GN (General Economics preprints) · 21 Jul 2026 Research & science Reinforcement Learning-Guided NSGA-II Enhanced with Gray Relational Coefficient for Multi-Objective Optimization: Application to NASDAQ Portfolio Optimization arXiv:2607.16194v1 Announce Type: cross Abstract: In modern financial markets, decision-makers increasingly rely on quantitative methods to navigate complex trade-offs among multiple, often conflicting objectives. This paper addresses constrained multi-objective optimization (MOO) with an application to portfolio optimization for minimizing risk and maximizing return. To address existing gaps, … arXiv — econ.GN (General Economics preprints) · 21 Jul 2026 Research & science A Digital Twin-Based Method for Evaluating Local Collective Tariffs in Distribution-Level Energy Systems arXiv:2607.17640v1 Announce Type: cross Abstract: This work addresses the need for engineering-grounded evaluation of implement-ed tariff mechanisms in distribution-level energy systems. A digital twin-based method is proposed for assessing local collective tariffs under realistic behavioral and infrastructural conditions. The approach integrates agent-based modeling of household consumption an… arXiv — econ.GN (General Economics preprints) · 21 Jul 2026 Research & science Bidders' Responses to Auction Format Change in Internet Display Advertising Auctions arXiv:2110.13814v4 Announce Type: replace Abstract: We study actual bidding behavior when a new auction format gets introduced into the marketplace. More specifically, we investigate this question using a novel dataset on internet display advertising auctions that exploits a staggered adoption by different publishers (sellers) of first-price auctions (FPAs), instead of the traditional second-pr… arXiv — econ.GN (General Economics preprints) · 21 Jul 2026 Research & science Testing for Spillovers in Resource Conservation: Evidence from a Natural Field Experiment arXiv:2508.04371v3 Announce Type: replace Abstract: This paper studies whether behavioral interventions designed to promote resource conservation in one domain generate spillovers in another. Using a natural field experiment involving over 2,000 residents, we identify the direct and spillover effects of real-time feedback and social comparisons on water and energy consumption. We implement thre… arXiv — econ.GN (General Economics preprints) · 21 Jul 2026 Research & science Bidding strategies for energy storage players in 100% renewable electricity market: A game-theoretical approach arXiv:2509.26568v3 Announce Type: replace Abstract: Large-scale energy storage is expected to be a pivotal source of flexibility in electricity systems supplied entirely by renewable energy sources (RES). However, its strategic role in market-based dispatch remains insufficiently understood. In a 100% RES market setting, storage can improve adequacy and renewable utilization by shifting energy … arXiv — econ.GN (General Economics preprints) · 21 Jul 2026 Research & science Political Shocks and Price Discovery in Prediction Markets: Evidence from the 2024 U.S. Presidential Election arXiv:2603.03152v4 Announce Type: replace Abstract: What do trading and prices each reveal when political news hits a prediction market? We answer using Polymarket's on-chain ledger around three shocks in the 2024 U.S. presidential election: the Biden-Trump debate, the assassination attempt on Trump, and Biden's withdrawal. Trading rises after every shock, mainly among incumbents with greater p… arXiv — econ.GN (General Economics preprints) · 21 Jul 2026 Research & science FOI-O: A global ontology and verification framework for Freedom of Information process modelling arXiv:2607.02947v2 Announce Type: replace Abstract: Public official-information request records contain process signals. They can support research, workflow review, and analyst-led assessment. Yet they also mix observed correspondence, platform states, inferred events, and legal outcomes. FOI-O is a reusable process-modelling method and verification infrastructure for Freedom of Information adm… arXiv — econ.GN (General Economics preprints) · 21 Jul 2026 Research & science Atomically precise triple-step staircase on a vicinal silicon surface: Is it Si(5 5 7), Si(7 7 10) or Si(8 8 11)? arXiv:2607.16439v1 Announce Type: new Abstract: Scanning tunneling microscopy studies of periodic arrays of triple steps fabricated on single-crystalline Si(5 5 7) wafers demonstrate several possible atomic structures of consecutive steps and Si(1 1 1) terraces maintaining the same periodicity on micrometer-sized surface areas. Detailed analysis of the atomically resolved data reveals the forma… arXiv — cond-mat.mtrl-sci (Materials Science preprints) · 21 Jul 2026 Research & science Valley polarization, Rashba interaction, and weak altermagnetism in inversion-asymmetric MnPS$_\text{3}|$WS$_\text{2}$ van der Waals heterostructures arXiv:2607.16454v1 Announce Type: new Abstract: The deliberate breaking of inversion ($\mathcal{P}$) symmetry in antiferromagnets has recently emerged as an effective means to induce various features, such as the emergence of Berry curvature, spin-valley locking, magnetoelectric coupling, and the transition from conventional antiferromagnetism to altermagnetism. Conversely, in non-magnetic syst… arXiv — cond-mat.mtrl-sci (Materials Science preprints) · 21 Jul 2026 Research & science Bond reconstruction and vacancy clustering in monolayer silicon carbide from first principles arXiv:2607.16483v1 Announce Type: new Abstract: Bond reconstruction in vacancy-related structures affects their formation energies, symmetries, and electronic and optical properties. Using density functional theory, we investigate bond reconstruction mechanisms of monovacancies and vacancy aggregates in monolayer silicon carbide. Multiple bond descriptors reveal that isolated monovacancies unde… arXiv — cond-mat.mtrl-sci (Materials Science preprints) · 21 Jul 2026 Research & science Instability-Avoiding Active Learning for Cluster Expansions in Complex Multielement Materials arXiv:2607.16486v1 Announce Type: new Abstract: The high efficiency of cluster expansions make them appealing for studying chemical disorder in complex composition spaces such as in multi-principal element alloys (MPEAs). Several works have attempted to address the rapidly growing training cost with number of chemical species through active learning, transfer learning, and chemical embedding. H… arXiv — cond-mat.mtrl-sci (Materials Science preprints) · 21 Jul 2026 Research & science Phase nucleation and evolution pathways of a nanostructured Inconel 725 alloy during heat treatment arXiv:2607.16495v1 Announce Type: new Abstract: Physical vapor deposition enables the fabrication of nanostructured superalloys with unique defect architectures, yet their phase evolution pathways can differ significantly from those of conventionally processed alloys. In this study, the effects of solution and aging treatments on phase selection and segregation behavior in sputtered Inconel 725… arXiv — cond-mat.mtrl-sci (Materials Science preprints) · 21 Jul 2026 Research & science Signal amplification in simple metal-insulator transition devices arXiv:2607.16566v1 Announce Type: new Abstract: Signal dissipation in large-scale neural networks can lead to information loss and ultimately to computational failures, necessitating local signal amplification at neuron - synapse connections. In biological nervous systems, axons are responsible for local signal amplification. Translating axon functionality into hardware, i.e., the ability to am… arXiv — cond-mat.mtrl-sci (Materials Science preprints) · 21 Jul 2026 Research & science Mapping Order in Semicrystalline Polymers using Machine Learning of Nanobeam Electron Diffraction arXiv:2607.16570v1 Announce Type: new Abstract: Organic mixed ionic electronic conductors (OMIECs) are a promising class of polymer materials for applications spanning neuromorphic computation to energy efficient electronics and bioelectronics. Despite being highly tunable, the relationship between structural features and key performance properties such as charge carrier mobility is poorly unde… arXiv — cond-mat.mtrl-sci (Materials Science preprints) · 21 Jul 2026 Research & science Ordinary Disordered Materials Can Carry Hyperuniform Physical Fields arXiv:2607.16579v1 Announce Type: new Abstract: Fluctuations in disordered matter play a central role in determining material properties and physical responses. Recent studies have identified an exotic class of systems known as structurally hyperuniform materials, in which large-scale density fluctuations are anomalously suppressed through special spatial organization of particles, phases, or m… arXiv — cond-mat.mtrl-sci (Materials Science preprints) · 21 Jul 2026 Research & science Harnessing disorder to decouple extension and shear in kirigami metamaterials arXiv:2607.16583v1 Announce Type: new Abstract: Kirigami turns stiff sheets into compliant, shape-morphing structures, but its reliance on periodic cut patterns comes at a cost: correlated panel rotations couple extension to shear, so stretching one axis drives a parasitic shear that cannot be suppressed, and also confine anisotropic stiffness to a narrow, discrete set of responses that cannot … arXiv — cond-mat.mtrl-sci (Materials Science preprints) · 21 Jul 2026 Research & science Beyond Janus Atomic Ordering: High-Throughput First-Principles Search for Hidden MoSO Monolayer Structures arXiv:2607.16589v1 Announce Type: new Abstract: Despite the growing interest in two-dimensional (2D) MoSO systems, existing studies have exclusively focused on conventional Janus structures. In this work, we perform high-throughput first-principles calculations to explore novel stable 2D MoSO monolayers. Combined with random sampling strategy, graph theory and group theory, we successfully scre… arXiv — cond-mat.mtrl-sci (Materials Science preprints) · 21 Jul 2026 Research & science High-entropy perovskites, architectured by s0/d0/d10 cations, as novel electrolytes for solid oxide fuel cells arXiv:2607.16616v1 Announce Type: new Abstract: Solid oxide fuel cells enable efficient conversion of hydrogen into electricity. However, the limited availability of materials for their cathode, anode, and electrolyte remains a concern. This study introduces three high-entropy oxide perovskites as novel electrolyte materials for fuel cells (Ba0.50Sr0.50)(Ti0.33Zr0.33Hf0.33)O3 with s0/d0 cations… arXiv — cond-mat.mtrl-sci (Materials Science preprints) · 21 Jul 2026 Research & science Three Million Years Opposite State Data Retention in Partially Switched Wurtzite Ferroelectrics arXiv:2607.16665v1 Announce Type: new Abstract: Ferroelectric memories based on the wurtzite-structured ferroelectrics are projected to store information for more than 3 million years at 150C. These results are extracted by combining standard domain wall motion limited switching kinetics with the near-by-electrode injection model for opposite state retention in ferroelectric random access memor… arXiv — cond-mat.mtrl-sci (Materials Science preprints) · 21 Jul 2026 Research & science Period-dependent suppression of Fourier peaks for topography images: Analysis of periodicity of triple-step arrays on vicinal Si(h h m) surfaces arXiv:2607.16699v1 Announce Type: new Abstract: Reliable determination of the periodicity of multiatomic steps on high-Miller-index vicinal surfaces is often complicated by (i) the presence of relatively narrow terraces tilted at large angles relative to the scanning plane, and (ii) unavoidable distortions in the lateral direction resulting from creep and improper calibration of a piezo scanner… arXiv — cond-mat.mtrl-sci (Materials Science preprints) · 21 Jul 2026 Research & science Measuring momentum-resolved dissipation of phonon-polaritons in LiNbO$_3$ with terahertz driving arXiv:2607.16718v1 Announce Type: new Abstract: Mapping the dispersion of polaritons, hybrid quasiparticles arising from light-matter coupling, can provide key insights into the material dielectric response, coupling strength, and energy transfer pathways with other excitations. In this work, we present THz pump-Raman probe (TP-RP) as a versatile method for mapping the polariton dispersion in p… arXiv — cond-mat.mtrl-sci (Materials Science preprints) · 21 Jul 2026 Research & science Lattice initialisation and finite-size effects of non-equilibrium molecular dynamics simulations for heat transfer across graphene-copper interfaces arXiv:2607.16783v1 Announce Type: new Abstract: We study thermal transport across copper-graphene-copper interfaces using Non-Equilibrium Molecular Dynamics (NEMD), focusing on the influence of finite domain length and domain configuration, including lattice initialisation and associated graphene wrinkling, on the predicted thermal conductivity and Kapitza resistance. In the literature, NEMD si… arXiv — cond-mat.mtrl-sci (Materials Science preprints) · 21 Jul 2026 Research & science Electrical Control of Altermagnetism in a Quasi-1D Magnet arXiv:2607.16856v1 Announce Type: new Abstract: Altermagnetism is a collinear magnetic state characterized by momentum-dependent spin splitting in fully compensated materials. While widely investigated in systems governed by three- or two-dimensional exchange interactions, its extension to quasi-one-dimensional magnets remains almost unexplored. Focusing on the experimentally established AgCrP$… arXiv — cond-mat.mtrl-sci (Materials Science preprints) · 21 Jul 2026 Research & science Specimen design for material parameter identification using topology optimization arXiv:2607.16865v1 Announce Type: new Abstract: Constitutive relations close the equations of continuum mechanics, and serve as a surrogate for a material in the design and engineering process. They are often specified in a parameterized form with parameters identified by experiment. In this paper, we propose a framework for identifying experimental configurations that are maximally informative… arXiv — cond-mat.mtrl-sci (Materials Science preprints) · 21 Jul 2026 Research & science Operando observation of strain relaxation in fatigued pearlitic steel arXiv:2607.16867v1 Announce Type: new Abstract: Pearlitic steels are the material of choice for railway wheels and rails, where their lamellar ferrite-cementite structure balances cost, strength, and wear resistance. However, in use, cyclic loading combined with frictional heat softens the steel, promoting fatigue and eventual failure. Here we use Dark-Field X-ray Microscopy (DFXM) to follow, o… arXiv — cond-mat.mtrl-sci (Materials Science preprints) · 21 Jul 2026 Research & science Planar Microcavities can Suppress Exciplex Formation and Increase the Emission Efficiency of Organic Semiconductors arXiv:2607.16886v1 Announce Type: new Abstract: Optical microcavities are widely used to control the emission of organic semiconductors, but their ability to reshape the molecular pathways that precede emission remains largely unexplored. Here we show that embedding a ZnPc:TPBi blend in a planar Fabry-P\'erot microcavity suppresses the formation of non-radiative exciplexes and removes bimolecul… arXiv — cond-mat.mtrl-sci (Materials Science preprints) · 21 Jul 2026 Research & science The crystallographic quaternions and their product law arXiv:2607.16899v1 Announce Type: new Abstract: Unit quaternions are widely used in science to encode rotations because the quaternion product is more efficient than matrix product and more stable than Rodrigues product to calculate the composition of two rotations. However, quaternions in their usual form refers to a Cartesian basis; they cannot be used in crystallography as they are. The usua… arXiv — cond-mat.mtrl-sci (Materials Science preprints) · 21 Jul 2026 Research & science Baldereschi mean value points for three-dimensional Bravais lattices arXiv:2607.16974v1 Announce Type: new Abstract: The Baldereschi point of a crystal is a wavevector in the Brillouin zone at which every smooth periodic function of wavevector lies close to its mean value. Although originally introduced in the context of one-electron methods, mean-value points are ideal for explicitly correlated many-electron methods such as quantum Monte Carlo simulations, whic… arXiv — cond-mat.mtrl-sci (Materials Science preprints) · 21 Jul 2026