1. Detail-preserving depth estimation from a single image based on modified fully convolutional residual network and gradient network

   • Huihui Xu
   • Nan Liu

   Research Article Open access 29 November 2021 Article: 893

   

2. Cutting inserts made of glass and glass ceramics

   • Bernd Breidenstein
   • Dominik Müller-Cramm
   • Nils Vogel

   Research Article Open access 29 November 2021 Article: 892

   

3. Correction to: Effects of luffa and glass fibers in polyurethane-based ternary sandwich composites for building materials

   • J. F. Jamaluddin
   • A. Firouzi
   • A. N. A. Yahaya

   Correction 29 November 2021 Article: 891

4. Dynamic generation of aqueous foams and fiber foams in a mixing tank

   • Baranivignesh Prakash
   • Jarmo Kouko
   • Antti I. Koponen

   Research Article Open access 27 November 2021 Article: 890

   

5. Heat transfer and film cooling measurements on aerodynamic geometries relevant for turbomachinery

   • Patrick Jagerhofer
   • Jakob Woisetschläger
   • Emil Göttlich

   Research Article Open access 27 November 2021 Article: 889

   

6. A review on advances in doping with alkali metals in halide perovskite materials

   • Madeeha Tabassum
   • Qasim Zia
   • Lei Su

   Review Paper Open access 25 November 2021 Article: 888

   

7. Piedmont deposits as seismic energy dissipators, Sierras Pampeanas of Argentina

   • Adolfo Antonio Gutiérrez
   • Ricardo Mon
   • Rodolfo Germán Aranda-Viana

   Research Article Open access 25 November 2021 Article: 887

   

8. Removal of wood extractives as pulp (pre-)treatment: a technological review

   • Maximilian Lehr
   • Martin Miltner
   • Anton Friedl

   Review Paper Open access 24 November 2021 Article: 886

   

9. Anisotropy of turbulent flow behind an asymmetric airfoil

   • Vitalii Yanovych
   • Daniel Duda
   • Pavel Antoš

   Research Article Open access 24 November 2021 Article: 885

   

10. Cultivation of hierarchical 3D scaffolds inside a perfusion bioreactor: scaffold design and finite-element analysis of fluid flow

    • Kaylie Sampson
    • Songmi Koo
    • Amy M. Yousefi

    Research Article Open access 24 November 2021 Article: 884

    

11. Methane emissions from northern lakes under climate change: a review

    • Lingling Li
    • Bin Xue

    Review Paper Open access 24 November 2021 Article: 883

    

12. Effects of Dufour and thermal diffusion on unsteady MHD free convection and mass transfer flow through an infinite vertical permeable sheet

    • Md. Hasanuzzaman
    • Md. Abul Kalam Azad
    • Md. Mosharrof Hossain

    Research Article Open access 22 November 2021 Article: 882

    

13. Indirect estimate of in loco moisture via normative mineralogy calculation with correction of seasonal effect on itabirite (banded iron formation) of the Pico complex, Quadrilátero Ferrífero, Minas Gerais, Brazil

    • Giulia Marina Cerqueira Dias
    • Daniel Quinaud Rossi
    • Diniz Ribeiro

    Case Study Open access 21 November 2021 Article: 881

    

14. Effect of different attributes of the mimic human lumbar spine biomechanics material structure change by finite element analysis

    • Da-Ping Qin
    • Xiao-Gang Zhang
    • Shi-Wei Xu

    Research Article Open access 20 November 2021 Article: 880

    

15. Bagging-gradient boosting decision tree based milling cutter wear status prediction modelling

    • Weiping Xu
    • Wendi Li
    • Huawei Chen

    Research Article Open access 20 November 2021 Article: 879

    

16. Impact of particle size reduction on high gravity enzymatic hydrolysis of steam-exploded wheat straw

    • Luis Hoppert
    • Daniel Einfalt

    Research Article Open access 18 November 2021 Article: 878

    

17. The long-term stability of residual stresses in steel

    • Eckehard Mueller

    Research Article Open access 18 November 2021 Article: 877

    

18. Kinematics of a screw linkage

    • Jing-Shan Zhao
    • Song-Tao Wei
    • Junjie Ji

    Research Article Open access 18 November 2021 Article: 876

    

19. Experimental study of anisotropic constitutive behavior of β-HMX crystals via nanoindentation and small-scale dynamic impact

    • Ayotomi Olokun
    • Tyler Dillard
    • Vikas Tomar

    Research Article Open access 17 November 2021 Article: 875

    

20. Extending assistive devices: using the existing interface versus using a new interface

    • Nirit Yuviler-Gavish
    • Eitan Kribu
    • Uri Ben-Hanan

    Research Article Open access 17 November 2021 Article: 874

    

21. Methods to optimize energy consumption in Conarc furnaces

    • Aashay Wanjari

    Review Paper Open access 17 November 2021 Article: 873

    

22. Capillary electrophoresis-UV analysis using silica-layer coated capillary for separation of seven phenolic acids and caffeine and its application to tea analysis

    • Pattamaporn Hemwech
    • Apinya Obma
    • Rattikan Chantiwas

    Research Article Open access 17 November 2021 Article: 872

    

23. In situ stress characteristics of the NE Sichuan basin based on acoustic emission test and imaging logging

    • Xinxin Fang
    • Hong Feng

    Research Article Open access 16 November 2021 Article: 871

    

24. Remote sensing and GIS applications in earth and environmental systems sciences

    • Helder I. Chaminé
    • Alcides J. S. C. Pereira
    • José Teixeira

    Editorial Open access 15 November 2021 Article: 870

25. A local binary patterns/variance operator based on guided filtering for seismic fault detection

    • Renfei Tian
    • Xue Lei
    • Min Ouyang

    Research Article Open access 14 November 2021 Article: 869

    

26. Inconsistent variation of return periods of temperature extremum in China and its projection based on CMIP6 results

    • Xueyuan Kuang
    • Danqing Huang
    • Ying Huang

    Research Article Open access 14 November 2021 Article: 868

    

27. Effect of SiO₂ nanoparticle addition on growth of interfacial Ag₃Sn intermetallic compound layers between lead-free solder and silver conductor

    • Hsing-I Hsiang
    • Chih-Cheng Chen
    • Han-Yang Su

    Research Article Open access 14 November 2021 Article: 867

    

28. Identification of cinnabar existing in different objects using portable coupled XRF-XRD, laboratory-type XRD and micro-Raman spectroscopy: comparison of the techniques

    • Jingyi Shen
    • Yijia Shen

    Case Study Open access 14 November 2021 Article: 866

    

29. Sub-ns-pulsed laser cleaning of an archaeological bone from the Sierra de Atapuerca, Spain: a case study

    • Md. Ashiqur Rahman
    • German F. de la Fuente
    • Luis A. Angurel

    Research Article Open access 13 November 2021 Article: 865

    

30. Power system analysis and integration of the proposed Nigerian 750-kV power line to the grid reliability

    • Ademola Abdulkareem
    • T. E. Somefun
    • O. Olabenjo

    Research Article Open access 13 November 2021 Article: 864

    

31. Uncertainty analysis of climate change potential assessments of five building energy renovation measures in Sweden

    • Karin Farsäter
    • Åsa Wahlström
    • Dennis Johansson

    Research Article Open access 12 November 2021 Article: 863

    

32. Mode coupling internal resonance characteristics of submerged floating tunnel tether

    • Sheng-nan Sun
    • Yu-long Pan
    • Zhi-bin Su

    Research Article Open access 10 November 2021 Article: 862

    

33. Chaos-generalized regression neural network prediction model of mine water inflow

    • Jianlin Li
    • Luyang Wang
    • Peiqiang Gao

    Research Article Open access 08 November 2021 Article: 861

    

34. Visualization of 3D cable between utility poles obtained from laser scanning point clouds: a case study

    • Masaaki Inoue
    • Hitoshi Niigaki
    • Takashi Ebine

    Case Study Open access 08 November 2021 Article: 860

    

35. An electromagnetic arrayed pump to create arbitrary velocity profiles in fluid

    • Seyed Peyman Hashemi
    • Mohammad Reza Karafi
    • Vahid Rezaei Esfedan

    Research Article Open access 08 November 2021 Article: 859

    

36. Intelligent vision based wear forecasting on surfaces of machine tool elements

    • Tobias Schlagenhauf
    • Niklas Burghardt

    Research Article Open access 08 November 2021 Article: 858

    

37. Roboethics principles and policies in Europe and North America

    • Sofya Langman
    • Nicole Capicotto
    • Kourosh Zareinia

    Review Paper Open access 07 November 2021 Article: 857

    

38. Potential use of alluvial clays from Monoun in ceramics by adding feldspar from Batie (West-Cameroon) as a fluxing agent

    • Gervaise Kieufack
    • Isaac Yannick Bomeni
    • Armand Sylvain Ludovic Wouatong

    Review Paper Open access 06 November 2021 Article: 856

    

39. Does glacial retreat impact benthic chironomid communities? A case study from Rocky Mountain National Park, Colorado

    • Danielle R. Haskett Jennings

    Research Article Open access 06 November 2021 Article: 855

    

40. Phosphorus and sulphates removal from wastewater using copper smelter slag washed with acid

    • Moatlhodi Wise Letshwenyo
    • Gobusaone Mokokwe

    Research Article Open access 04 November 2021 Article: 854

    

41. Mobile robot with failure inspection system for ferromagnetic structures using magnetic memory method

    • N. J. Montes de Oca-Mora
    • R. M. Woo-Garcia
    • F. Lopez-Huerta

    Research Article Open access 03 November 2021 Article: 853

    

42. Modification in gate valve using flexible membrane pipe for flow measurement

    • S. L. Bhilare
    • G. A. Hinge
    • K. S. Rambhad

    Research Article Open access 03 November 2021 Article: 852

    

43. Correction to: São Paulo City is getting 2 °C hotter in the last 50 years: regression model with autoregressive errors or with lagged temperatures?

    • Airlane P. Alencar

    Correction Open access 02 November 2021 Article: 851

    

44. Comprehensive study of the wet and dry spells and their extremes in the Mediterranean climate basin Northern Tunisia

    • Majid Mathlouthi
    • Fethi Lebdi

    Research Article Open access 02 November 2021 Article: 850