َArticles are OPEN Access

Review Article
An Overview of Protective Gloves with Regards to Hand Performance and the Evaluation Methods
1. An Overview of Protective Gloves with Regards to Hand Performance and the Evaluation Methods

Farzaneh Zare Bidoki; Nazanin Ezazshahabi; Fatemeh Mousazadegan; Masoud Latifi

Volume 9, Issue 3 , Summer 2021, Pages 3-20

http://dx.doi.org/10.48302/jtp.2021.136072

Abstract
  Many tasks are carried out with the use of hands in various environments and working conditions, so protective gloves are widely utilized by workers voluntarily or as needed. The present ...  Read More
Original Article
Multi-dimensional Analytical Base Method for Evaluating Camouflage Patterns
2. Multi-dimensional Analytical Base Method for Evaluating Camouflage Patterns

Elahe Daneshvar; Mohammad Amani Tehrani; Fatemeh Zeighami

Volume 9, Issue 3 , Summer 2021, Pages 21-28

http://dx.doi.org/10.48302/jtp.2021.136075

Abstract
   Precise evaluation of camouflage patterns is very important to achieve an effective protective cover. Recently, researchers have focused on proposing computational methods for ...  Read More
Original Article
Role of Fabric Structure on the Second Tensile Elastic Modulus of Net Warp-Knitted Fabrics
3. Role of Fabric Structure on the Second Tensile Elastic Modulus of Net Warp-Knitted Fabrics

Vahid Ghorbani; Ali Asghar Asgharian Jeddi; Hadi Dabiryan

Volume 9, Issue 3 , Summer 2021, Pages 29-36

http://dx.doi.org/10.48302/jtp.2021.136076

Abstract
   This work aimed to study the second elastic modulus of net warp-knitted fabrics (NWKF) experimentally and theoretically. Net knitted fabrics were selected to study owing to their ...  Read More
Original Article
Maximum Negative Poisson’s Ratio of Double-Core Helical Auxetic Yarns Under Uniaxial Loading: A Study on the Effect of Structural Parameters via Full Factorial Experimental Design Method
4. Maximum Negative Poisson’s Ratio of Double-Core Helical Auxetic Yarns Under Uniaxial Loading: A Study on the Effect of Structural Parameters via Full Factorial Experimental Design Method

Milad Razbin; Mostafa Jamshidi Avanaki; Ali Asghar Asghariyan Jeddi; Hadi Dabiryan

Volume 9, Issue 3 , Summer 2021, Pages 37-44

http://dx.doi.org/10.48302/jtp.2021.136077

Abstract
  Auxetic textiles have been attracted the attention of many researchers due to their enhanced mechanical behavior during loading condition. The developed Double-core helical auxetic ...  Read More
Original Article
Metallocene and Ziegler-Natta Catalysts
5. Metallocene and Ziegler-Natta Catalysts

Sandeep Vinod Vishwakarma; S.G. Kulkarni

Volume 9, Issue 3 , Summer 2021, Pages 45-50

http://dx.doi.org/10.48302/jtp.2021.136078

Abstract
   Fifty years ago, Karl Ziegler and Natta won the Nobel Prize for their discovery of the catalytic polymerization of ethylene and propylene using titanium compounds with aluminum-alkyls ...  Read More