Zhao Zhang

ORCID: 0000-0001-9489-8146
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About
Contact & Profiles
Research Areas
  • Adsorption and biosorption for pollutant removal
  • Thermal and Kinetic Analysis
  • Thermochemical Biomass Conversion Processes
  • Internet Traffic Analysis and Secure E-voting
  • Phosphorus and nutrient management
  • Water Quality Monitoring and Analysis
  • Hydraulic flow and structures
  • Constructed Wetlands for Wastewater Treatment
  • Water Systems and Optimization
  • Industrial Technology and Control Systems
  • Hydrology and Watershed Management Studies
  • Environmental Quality and Pollution
  • Dyeing and Modifying Textile Fibers
  • Advanced Nanomaterials in Catalysis
  • Soil and Water Nutrient Dynamics
  • Peer-to-Peer Network Technologies
  • Environmental remediation with nanomaterials
  • Security and Verification in Computing
  • Pharmaceutical and Antibiotic Environmental Impacts
  • Wastewater Treatment and Nitrogen Removal
  • Nanoparticles: synthesis and applications
  • Cryptography and Data Security
  • Coal Combustion and Slurry Processing
  • Catalytic Processes in Materials Science
  • Urban Stormwater Management Solutions

China Institute of Water Resources and Hydropower Research
2022-2023

University of Chinese Academy of Sciences
2021

Harbin Institute of Technology
2014-2020

Hunan University
2010

Iowa State University
2005-2007

Chinese Academy of Sciences
2003

Peng Huanwu Center for Fundamental Theory
2002

Abstract Sludge is regarded as a potential source to achieve valorization via strategies such resource recovery, sludge based adsorbents preparation, bioflucculants production, manufacturing construction materials composting and thermal valorization, which are currently common effective strategies. Appropriate treatment of great importance worldwide for the fast growing population rapidly increasing waste. This mini review summarized some widely used on whether strategy would utilize or...

10.1002/jctb.5548 article EN Journal of Chemical Technology & Biotechnology 2017-12-22

Adsorption behaviors and removal efficiencies of different phosphorus species on sewage sludge-based biochar (SBB) were investigated, with powder activated carbon (PAC) as a comparison. The adsorption potassium dihydrogen phosphate, sodium tripolyphosphate glycerol-phosphate SBB are 81.91%–92.86%, 66.02%–90.66% 25.48%–38.94%, when the initial pH values phosphate solutions 3–10, 4–10 respectively. maximal capacities phosphates 2.1–5.3 times those PAC. X-ray photoelectron spectroscopy analysis...

10.3390/w10070869 article EN cc-by Water 2018-06-29

Biological treatment processes give relatively poor pollutant removal efficiencies in cold regions because microbial activity is inhibited at low temperatures. We developed an enhanced physicochemical-biological wastewater process that involves micro-membrane filtration, anaerobic biofilter, and aerobic biofilter to improve the can be achieved under conditions. Full-scale experiments using were carried out northeast of China, outdoor temperatures around −30 °C. The average for chemical...

10.2166/wst.2014.376 article EN Water Science & Technology 2014-09-09

Manning’s roughness coefficient (nc) is an important parameter characterizing the flow capacity of water transfer channels, and it also sensitive in one-dimensional (1D) simulation. This study focused on inversion for datasets with different sequence lengths, time steps anomalous data points. A case was performed Shandong Jiaodong Water Transfer Project under steady-state conditions. For 6, 12, 24, 40, 88, 142 h were selected, all a step 1 min. Subsequently, changed to 5, 10, 15, 30, 60, 120...

10.3390/w15152822 article EN Water 2023-08-04

The integrity and accuracy of river-terrain data directly affect the results open-channel one-dimensional hydrodynamic numerical simulation. However, there are topographically uncharted rivers in real world, their processes difficult to simulate. This study investigated publicly available digital elevation model generalize cross sections. sensitivity shape parameters generalized sections river roughness simulation was analyzed using Latin hypercube one factor at a time method. show that...

10.1061/jwrmd5.wreng-6156 article EN Journal of Water Resources Planning and Management 2023-10-30

As grid computing scales up in size and diversity, anonymous communications are desirable, sometimes vital, for certain applications. However, existing anonymity protocols, when being applied to applications, either dramatically degrade system efficiency or cause severe performance bottlenecks. We found that a distributed highly efficient protocol can be designed if one considers the trust grids. have such based on controlled anonymity, which maintains an entity's against untrustable...

10.1109/grid.2004.9 article EN 2005-04-06

ADVERTISEMENT RETURN TO ISSUEPREVViewpointNEXTMobile Social Networks: Emerging Power for Environmental Protection PracticesZhao Zhang*View Author Information School of Municipal and Engineering, Harbin Institute Technology, 150090, China*Phone: +86-86286838; fax: +86-0451-86286838; e-mail: [email protected]Cite this: Environ. Sci. Technol. 2017, 51, 4, 1944–1945Publication Date (Web):February 2, 2017Publication History Received24 November 2016Published online2 February 2017Published inissue...

10.1021/acs.est.6b05934 article EN Environmental Science & Technology 2017-02-02

Many P2P-based storage systems use distributed indexing service for searching documents. There are two security issues when the nodes providing index compromised by adversaries. First, adversaries may delete indexes or stop program of service, making affected documents disappear in search infrastructure. Second, leak locations hosting certain documents, those target DOS attacks. We propose a protocol called SCUBE which addresses these attacks using secret-sharing based threshold cryptography...

10.1109/icccn.2007.4317808 article EN 2007-08-01
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