1. A comprehensive review on the application of nanofluids in the machining process

   • Kumaran Kadirgama

   Critical Review 31 May 2021 Pages: 2669 - 2681

   

2. A review on deep learning in machining and tool monitoring: methods, opportunities, and challenges

   • Vahid Nasir
   • Farrokh Sassani

   Critical Review 31 May 2021 Pages: 2683 - 2709

   

3. Screw-assisted 3D printing with granulated materials: a systematic review

   • Joaquim Manoel Justino Netto
   • Henrique Takashi Idogava
   • Jorge Lino Alves

   Critical Review 01 June 2021 Pages: 2711 - 2727

   

4. Defining acoustic emission-based condition monitoring indicators for monitoring piston rod seal and bearing wear in hydraulic cylinders

   • Vignesh V. Shanbhag
   • Thomas J. J. Meyer
   • Rune Schlanbusch

   ORIGINAL ARTICLE Open access 28 May 2021 Pages: 2729 - 2746

   

5. Cutter position optimization with tool runout for flank milling of non-developable ruled surfaces

   • Sen Kong
   • Yecui Yan
   • Qianqian Feng

   ORIGINAL ARTICLE 28 May 2021 Pages: 2747 - 2763

   

6. Optimal tool orientation in 3 + 2-axis machining considering machine kinematics

   • Laureen Grandguillaume
   • Sylvain Lavernhe
   • Christophe Tournier

   ORIGINAL ARTICLE 29 May 2021 Pages: 2765 - 2783

   

7. High resolution electrohydrodynamic printing of conductive ink with an aligned aperture coaxial printhead

   • Muhammad Asif Ali Rehmani
   • Khalid Mahmood Arif

   ORIGINAL ARTICLE 29 May 2021 Pages: 2785 - 2800

   

8. Mechanical and corrosion resistance properties of AA7075-T6 sub-zero formed sheets

   • Rachele Bertolini
   • Enrico Simonetto
   • Stefania Bruschi

   ORIGINAL ARTICLE Open access 29 May 2021 Pages: 2801 - 2824

   

9. Additive manufacture of porous ceramic proximal interphalangeal (PIP) joint implant: design and process optimization

   • Esmat Sheydaeian
   • Osezua Obehi Ibhadode
   • Ehsan Toyserkani

   ORIGINAL ARTICLE 29 May 2021 Pages: 2825 - 2837

   

10. Comparison of FEA simulations and experimental results for as-built additively manufactured dogbone specimens

    • Prathamesh Baikerikar
    • Cameron J. Turner

    ORIGINAL ARTICLE 29 May 2021 Pages: 2839 - 2851

    

11. 3D numerical modeling and experimental validation of machining Nomex® honeycomb materials

    • Mohamed Jaafar
    • Mohammed Nouari
    • Abdelhadi Moufki

    ORIGINAL ARTICLE 29 May 2021 Pages: 2853 - 2872

    

12. A correction method for milling stability analysis based on local truncation error

    • Yi Wu
    • Youpeng You
    • Weifang Chen

    ORIGINAL ARTICLE 30 May 2021 Pages: 2873 - 2887

    

13. Effect of micro textures on the cutting performance of circular saw blade

    • Yang Lu
    • Jianxin Deng
    • Zhihui Zhang

    ORIGINAL ARTICLE 31 May 2021 Pages: 2889 - 2903

    

14. Tool wear and spring back analysis in orthogonal machining unidirectional CFRP with respect to tool geometry and fibre orientation

    • Lukas Seeholzer
    • Fabian Kneubühler
    • Konrad Wegener

    ORIGINAL ARTICLE Open access 31 May 2021 Pages: 2905 - 2928

    

15. Selection of parameters in nanosecond pulsed wave laser micro-welding

    • Julio Coroado
    • Supriyo Ganguly
    • Goncalo Pardal

    ORIGINAL ARTICLE Open access 31 May 2021 Pages: 2929 - 2944

    

16. Machine tool analyzer: a device for identifying 13 position-independent geometric errors for five-axis machine tools

    • Seung-Han Yang
    • Kwang-Il Lee

    ORIGINAL ARTICLE 31 May 2021 Pages: 2945 - 2957

    

17. A novel investigation into the edge effect reduction of 4340 steel disc through induction hardening process using magnetic flux concentrators

    • Mahyar Parvinzadeh
    • Sasan Sattarpanah Karganroudi
    • Mohamed Khalifa

    ORIGINAL ARTICLE 31 May 2021 Pages: 2959 - 2971

    

18. Additive manufacturing landscape and materials perspective in 4D printing

    • Muhammad Imran Farid
    • Wenzheng Wu
    • PeiPei Wang

    ORIGINAL ARTICLE 01 June 2021 Pages: 2973 - 2988

    

19. The analysis of tool vibration signals by spectral kurtosis and ICEEMDAN modes energy for insert wear monitoring in turning operation

    • Mohamed Lamine Bouhalais
    • Mourad Nouioua

    ORIGINAL ARTICLE 01 June 2021 Pages: 2989 - 3001

    

20. Prediction of electrode loss in micro-EDM drilling based on discharge time

    • Yuhua Huang
    • Qixuan Xing
    • Qinhe Zhang

    ORIGINAL ARTICLE 01 June 2021 Pages: 3003 - 3010

    

21. Experimental and computational analyses of material flow characteristics in friction stir welding

    • Rahul Kumar
    • Abhishek Kumar Lal
    • Vivek Pancholi

    ORIGINAL ARTICLE 02 June 2021 Pages: 3011 - 3020

    

22. Fixed abrasive polishing: the effect of particle size on the workpiece roughness and sub-surface damage

    • Xinyu Luo
    • Wei Yang
    • Yuan Qian

    ORIGINAL ARTICLE 03 June 2021 Pages: 3021 - 3035

    

23. A feedback toolpath generation method for compound trimmed surface with machine’s dynamic characteristics confined

    • Sun Yangfan
    • Shen Hongyao
    • Fu Jianzhong

    ORIGINAL ARTICLE 03 June 2021 Pages: 3037 - 3051

    

24. Microstructure and mechanical properties of Ti-Mo-Nb alloys designed using the cluster-plus-glue-atom model for orthopedic applications

    • Lerato Raganya
    • Nthabiseng Moshokoa
    • Ronald Machaka

    ORIGINAL ARTICLE 03 June 2021 Pages: 3053 - 3064

    

25. Influence of the main technological parameters and material properties of the workpiece on the geometrical accuracy of the machined surface at wedm

    • Ľuboslav Straka
    • Ján Piteľ
    • Ivan Čorný

    ORIGINAL ARTICLE 04 June 2021 Pages: 3065 - 3087

    

26. Classification of transfer modes in gas metal arc welding using acoustic signal analysis

    • Mitchell Cullen
    • Sipei Zhao
    • Xiaojun Qiu

    ORIGINAL ARTICLE 04 June 2021 Pages: 3089 - 3104

    

27. Microstructure and impact toughness of high strength steel weld metals deposited by MCAW-RE process using different shielding gases

    • Walker A. S. Filho
    • Guilherme M. S. Silveira
    • Jorge C. F. Jorge

    ORIGINAL ARTICLE 04 June 2021 Pages: 3105 - 3120

    

28. Quantitative influences of successive reuse on thermal decomposition, molecular evolution, and elemental composition of polyamide 12 residues in selective laser sintering

    • Feifei Yang
    • Angela Schnuerch
    • Xu Chen

    ORIGINAL ARTICLE 04 June 2021 Pages: 3121 - 3138

    

29. Study on grinding force of Si₃N₄ ceramics in random rotation grinding with truncated polyhedral grains

    • Xianglei Zhang
    • Peng Chen
    • Hongming Zhou

    ORIGINAL ARTICLE 04 June 2021 Pages: 3139 - 3148

    

30. Vibration-based tool wear monitoring using artificial neural networks fed by spectral centroid indicator and RMS of CEEMDAN modes

    • Mourad Nouioua
    • Mohamed Lamine Bouhalais

    ORIGINAL ARTICLE 05 June 2021 Pages: 3149 - 3161

    

31. Failure and forming quality study of metallic foil blanking with different punch-die clearances

    • Xiao Li
    • Zhanghua Chen
    • Chaofang Dong

    ORIGINAL ARTICLE 05 June 2021 Pages: 3163 - 3176

    

32. Liquid filling and external extrusion composite forming tiny size spiral tube with equal wall thickness

    • Changshuai Shi
    • Jinping Li
    • Xiaohua Zhu

    ORIGINAL ARTICLE 05 June 2021 Pages: 3177 - 3195

    

33. A practical fabrication strategy for wire arc additive manufacturing of metallic parts with wire structures

    • Ziping Yu
    • Zengxi Pan
    • Huijun Li

    ORIGINAL ARTICLE 05 June 2021 Pages: 3197 - 3212

    

34. Experimental evaluation of rotational and traverse speeds effects on corrosion behavior of friction stir welded joints of aluminum alloy AA5052-H32

    • Roosvel Soto-Díaz
    • Anderson Sandoval-Amador
    • Jimy Unfried-Silgado

    ORIGINAL ARTICLE 05 June 2021 Pages: 3213 - 3223

    

35. Experimental study on machining germanium wafer with ice particle, fixed abrasive tools

    • Ze Yu
    • Yuli Sun
    • Dunwen Zuo

    ORIGINAL ARTICLE 05 June 2021 Pages: 3225 - 3232

    

36. Effects of sandwich core structure and infill rate on mechanical properties of 3D-printed wood/PLA composites

    • Nadir Ayrilmis
    • Mirko Kariz
    • Manja Kitek Kuzman

    ORIGINAL ARTICLE 06 June 2021 Pages: 3233 - 3242

    

37. Experimental study on near-polished ultra-precision grinding of fused glass with the assistant of pure CeO₂ atomizing liquid

    • Long Zhang
    • Gong Yu Liu
    • Peng Liu

    ORIGINAL ARTICLE 06 June 2021 Pages: 3243 - 3249

    

38. Study of the tool path generation method for an ultra-precision spherical complex surface based on a five-axis machine tool

    • Tianji Xing
    • Xuesen Zhao
    • Tao Sun

    ORIGINAL ARTICLE 06 June 2021 Pages: 3251 - 3267

    

39. Investigation of inner-jet electrochemical face grinding of thin-walled rotational parts

    • Feng Wang
    • Jianshe Zhao
    • Min Kang

    ORIGINAL ARTICLE 07 June 2021 Pages: 3269 - 3287

    

40. An analytical prediction model of surface topography generated in 4-axis milling process

    • Ruihu Zhou
    • Qinlin Chen

    ORIGINAL ARTICLE 07 June 2021 Pages: 3289 - 3299

    

41. Unified plastic limit analysis of the cap bottom generated by a dedicated cutting tool in orbital drilling

    • Lan Zhou
    • Guosheng An
    • Wei Li

    ORIGINAL ARTICLE 07 June 2021 Pages: 3301 - 3315

    

42. Researches on the EDM of magnetized sintered NdFeB permanent magnetic material

    • Xue Bai
    • Ting-Yi Yang
    • Jia-Zhi Cui

    ORIGINAL ARTICLE 07 June 2021 Pages: 3317 - 3330

    

43. A precision sizing method for cold extruded sun gear with internal-external tooth shapes

    • Zuofa Liu
    • Jie Zhou
    • Wenjie Feng

    ORIGINAL ARTICLE 07 June 2021 Pages: 3331 - 3344

    

44. Feedrate optimization method based on machining allowance optimization and constant power constraint

    • Baohai Wu
    • Yang Zhang
    • Ying Zhang

    ORIGINAL ARTICLE 07 June 2021 Pages: 3345 - 3360

    

45. Retraction Note: 3D printing of surface characterization and finite element analysis improvement of PEEK-HAP-GO in bone implant

    • Bankole I. Oladapo
    • S. Abolfazl Zahedi
    • Idowu O. Malachi

    Retraction Note 21 June 2021 Pages: 3361 - 3361

46. Retraction Note: Research on tool change time and the dynamic reliability of the machining process based on sensitivity analysis

    • Xingang Wang
    • Baoyan Wang
    • Yimin Zhang

    Retraction Note 25 June 2021 Pages: 3363 - 3363