1. Development and evaluation of drug delivery patch for topical wound healing application

   • Sadia Hassan
   • Murtaza Najabat Ali
   • Munam Arshad

   Research Article Open access 29 September 2021 Article: 825

   

2. Process optimization of extrusion variables and effects on some quality and sensory characteristics of extruded snacks from whole pearl millet-based flour

   • Sunday Samuel Sobowale
   • Yusuf Olamide Kewuyemi
   • Adeniyi Tajudeen Olayanju

   Research Article Open access 29 September 2021 Article: 824

   

3. Contaminants and heavy metals along the mangrove area of Dongzhai Harbor, China: distribution and assessment

   • Jing Liu
   • Thiri Myat

   Research Article Open access 29 September 2021 Article: 823

   

4. Synthesis techniques, characterization and mechanical properties of natural derived hydroxyapatite scaffolds for bone implants: a review

   • Obinna Anayo Osuchukwu
   • Abdu Salihi
   • Chinedu Sixtus Nwannenna

   Review Paper Open access 29 September 2021 Article: 822

   

5. Mechanical and tribological behavior of Al composites containing varying beryllium aluminum silicate and constant CeO₂

   • Vikas Verma
   • Ronaldo Câmara Cozza
   • Ramkumar Penchaliah

   Research Article Open access 29 September 2021 Article: 821

   

6. In vitro antiplasmodial activity, cytotoxicity, antioxidant action and GC-FID analysis of Allanblackia floribunda Oliv

   • Francis Irabor
   • Osamudiamen Ebohon
   • Ehimwenma S. Omoregie

   Research Article Open access 28 September 2021 Article: 820

   

7. Three-dimensional strain analysis of asphalt pavement based on vehicle–pavement model of interaction

   • Runfeng Zhang
   • Xiaolan Liu
   • Xianmin Zhang

   Research Article Open access 28 September 2021 Article: 819

   

8. Online exams and the COVID-19 pandemic: a hybrid modified FMEA, QFD, and k-means approach to enhance fairness

   • Hamid Haghshenas Gorgani
   • Sharif Shabani

   Research Article Open access 28 September 2021 Article: 818

   

9. N and Fe doped NiO nanoparticles for enhanced photocatalytic degradation of azo dye methylene blue in the presence of visible light

   • Martha Ramesh

   Research Article Open access 28 September 2021 Article: 817

   

10. Smooth second-order sliding mode controller for multivariable mechanical systems

    • Panitnart Chawengkrittayanont
    • Chutiphon Pukdeboon
    • Elvin J. Moore

    Research Article Open access 27 September 2021 Article: 816

    

11. Smart learning strategy for predicting viscoelastic surfactant (VES) viscosity in oil well matrix acidizing process using a rigorous mathematical approach

    • Mehdi Mahdaviara
    • Alireza Rostami
    • Khalil Shahbazi

    Research Article Open access 27 September 2021 Article: 815

    

12. Meteorology and climatology of historical weekly wind and solar power resource droughts over western North America in ERA5

    • Patrick T. Brown
    • David J. Farnham
    • Ken Caldeira

    Research Article Open access 27 September 2021 Article: 814

    

13. Design and development of multifunctional patient bed with integrated toilet

    • Atul B. Andhare
    • Anil M. Onkar

    Research Article Open access 27 September 2021 Article: 813

    

14. The impact of anode materials on the performance of electrochemical CO₂ reduction to carbon monoxide

    • Wasihun Abebe Hika
    • Abebe Reda Woldu

    Research Article Open access 27 September 2021 Article: 812

    

15. Optimal PID and fuzzy logic based position controller design of an overhead crane using the Bees Algorithm

    • Esmael Adem Esleman
    • Gürol Önal
    • Mete Kalyoncu

    Research Article Open access 27 September 2021 Article: 811

    

16. Relationship between microstructure and deformation of porous Ni-based cermets under redox cycling

    • Kazuhisa Sato
    • Satoshi Watanabe
    • Koichi Eguchi

    Research Article Open access 27 September 2021 Article: 810

    

17. A review of the use of simple time-domain NMR/MRI for material-science

    • J. Beau W. Webber

    Review Paper Open access 27 September 2021 Article: 809

    

18. Evaluation of nano-confined catalytic oxidation air purification technology on eliminating marijuana chemicals and odour

    • Abiel Kwok
    • Christopher Hong
    • Ezra Kwok

    Research Article Open access 27 September 2021 Article: 808

    

19. Electric polarization and crystal orientation of lead zirconate titanate under mechanical stress due to embedding in a metal matrix

    • Tetsuro Yanaseko
    • Hiroshi Sato
    • Hiroshi Asanuma

    Short Communication Open access 17 September 2021 Article: 807

    

20. Automated invasive cervical cancer disease detection at early stage through suitable machine learning model

    • Sohely Jahan
    • M. D. Saimun Islam
    • Mohammed Khaled Mosharof

    Research Article Open access 16 September 2021 Article: 806

    

21. Resilient modulus and cumulative plastic strain of frozen silty clay under dynamic aircraft loading

    • Xiaolan Liu
    • Xianmin Zhang
    • Xiaojiang Wang

    Research Article Open access 16 September 2021 Article: 805

    

22. Efficient circuit design for content-addressable memory in quantum-dot cellular automata technology

    • Mohammad Enayati
    • Abdalhossein Rezai
    • Asghar Karimi

    Research Article Open access 15 September 2021 Article: 804

    

23. The oscillatory longwave Marangoni convection in a thin film heated from below

    • Anna Samoilova
    • Alexander Nepomnyashchy

    Review Paper Open access 14 September 2021 Article: 803

    

24. Impact of process conditions on chemical solution deposited BNKT thin film electromechanical properties

    • Kyle M. Grove
    • Austin Fox
    • Brady J. Gibbons

    Research Article Open access 14 September 2021 Article: 802

    

25. Corporate digital responsibility (CDR) in construction engineering—ethical guidelines for the application of digital transformation and artificial intelligence (AI) in user practice

    • Bianca Weber-Lewerenz

    Research Article Open access 09 September 2021 Article: 801

    

26. Analysis of flow characteristics of the dual media shale gas reservoir with the elastic outer boundary

    • Peng-she Zheng
    • Yun-sheng Zheng
    • Xing Xia

    Research Article Open access 08 September 2021 Article: 800

    

27. Experimental evaluation of lime column as a ground improvement method in soft soils

    • Shabir Hussain
    • Muhammad Fahim
    • Saeed Zaman

    Research Article Open access 08 September 2021 Article: 799

    

28. A comparative study of different heat transfer enhancement mechanisms in a partially porous pipe

    • Nima Fallah Jouybari
    • Majid Eshagh Nimvari
    • Wennan Zhang

    Research Article Open access 08 September 2021 Article: 798

    

29. Improved prediction method for ground surface thawing settlement caused by the melting of tunnel horizontal frozen wall

    • Rongbao Hong
    • Haibing Cai
    • Mengkai Li

    Research Article Open access 08 September 2021 Article: 797

    

30. Temperature-dependent device properties of γ-CuI and β-Ga₂O₃ heterojunctions

    • Rama Venkata Krishna Rao
    • Ajinkya K. Ranade
    • Yasuhiko Hayashi

    Research Article Open access 08 September 2021 Article: 796

    

31. Optimization of the critical overlap length of hudraulic distributors regarding cavitation inception

    • Mahamadou Adama Maiga
    • Olivier Coutier-Delgosha
    • Daniel Buisine

    Research Article Open access 07 September 2021 Article: 795

    

32. Fast and exact audit scheduling optimization

    • Jan Motl
    • Pavel Kordík

    Short Communication Open access 07 September 2021 Article: 794

    

33. Features of modeling the system of turbine unit with a variable contact zone of its stator parts

    • S. V. Krasnikov

    Research Article Open access 06 September 2021 Article: 793

    

34. Reversal modeling and optimal design of hyper-elastic diaphragm in space fuel tanks

    • Hossein Sabaghzadeh
    • Mazyar Shafaee

    Research Article Open access 06 September 2021 Article: 792

    

35. A computational fluid dynamic-based method for analyzing the nonlinear relationship between windage loss and pressure in a geotechnical centrifuge

    • Yi-Nan Guo
    • Yi Yang
    • Ya-Lin Wang

    Research Article Open access 03 September 2021 Article: 791