Science of Clothing Comfort

By Prof. Apurba Das   |   IIT Delhi
Learners enrolled: 540
Clothing comfort is one of the most important attributes of textile materials. A basic understanding of comfort aspects of textile materials would be extremely useful for fibre, yarn and fabric manufacturer, researcher, garment designer, processing industries, garment houses, users of the fabrics for speciality applications and all others related with textile and garment industries. The multidisciplinary nature of the subject, encompassing various concepts of physics, neurosciences, psychological science, material sciences, ergonomics, instrumentation and textile engineering would stimulate the minds for innovation, product design and development and material characterization with scientific approaches.

INTENDED AUDIENCE : UG and PG Students of Textile, Clothing and fashion technology, Material science etc.

PREREQUISITES : Basic courses on Textiles
Course Status : Completed
Course Type : Elective
Duration : 12 weeks
Category :
  • Textile Engineering
Credit Points : 3
Level : Undergraduate/Postgraduate
Start Date : 25 Jul 2022
End Date : 14 Oct 2022
Enrollment Ends : 08 Aug 2022
Exam Date : 29 Oct 2022 IST

Note: This exam date is subjected to change based on seat availability. You can check final exam date on your hall ticket.

Page Visits

Course layout

Week 1     : Introduction to Clothing Comfort
Week 2     : Psychology and Comfort
Week 3     : Neurophysiological Processes in Clothing Comfort
Week 4-5  : Tactile Aspects of Clothing Comfort
Week 6-7  : Thermal Transmission
Week 8-10: Moisture Transmission
Week 11   : Dynamic Heat and Mass Transmission
Week 12   : Garment Fit and Comfort

Books and references

  1. Science in Clothing Comfort, Apurba Das and R. Alagirusamy, Woodhead Publishing India Ltd., 2010.
  2. K. Slater, The Thermal Behaviour of Textiles, Textile Progress, Vol. 8, No. 3, 1976.
  3. K. Slater, Comfort Properties of Textiles, Textile Progress, Vol. 9, No. 4, 1977
  4. Y. Li, The Science of Clothing Comfort, Textile Progress, Vol. 31, No. 1 & 2, 2001
  5. Patnaik et. al., Wetting and Wicking in Fibrous Materials, Textile Progress, Vol. 38, No. 1, 2008
  6. M. Yoneda and S. Kawabata, Analysis of Transient Heat Conduction and its Application-Part I, J. Text. Mach. Soc. of Japan, Vol. 29, No. 4, 1983, 73.
  7. Thermal and moisture transport in fibrous materials, edited by N. Pan and P. Gibson, The Textile Institute, Published by woodhead Publishing Limited, Cambridge, England, 2006
  8. Quality control: Fabric comfort – V. K. Kothari.  

Instructor bio

Prof. Apurba Das

IIT Delhi
Prof. Apurba Das is Professor in the Department of Textile Technology, Indian Institute of Technology, Delhi. He has completed his Ph. D. from the same department in the year 1994. He has joined Indian Institute of Technology, Delhi in 2002 as a faculty after serving in the textile industries and in research organization for about 11 years.He has guided many Ph.D., M. Tech., B. Tech. students and presently guiding several Ph.D., M. Tech. and B. Tech. students.He has published more than 260 research papers in journals and conferences, authored and edited 05 books and written chapters in 18 books.He has successfully completed many research and consultancy projects from industries and government funding agencies. He has filed several patent applications. He has developed several instruments for characterization of textile materials.His main areas of teaching and research interest are clothing comfort, sports textiles,nonwovens and technical textiles, filter fabrics, geotextiles, medical bandage, textile composites, and instrumentation.He has international research collaborations with universities from different countrieslike, Germany, Poland, Hungary, Slovenia, Italy, Portugal, China, South Korea,Australia, UK, Hong Kong, Croatia etc.

Course certificate

The course is free to enroll and learn from. But if you want a certificate, you have to register and write the proctored exam conducted by us in person at any of the designated exam centres.
The exam is optional for a fee of Rs 1000/- (Rupees one thousand only).
Date and Time of Exams: 29 October 2022 Morning session 9am to 12 noon; Afternoon Session 2pm to 5pm.
Registration url: Announcements will be made when the registration form is open for registrations.
The online registration form has to be filled and the certification exam fee needs to be paid. More details will be made available when the exam registration form is published. If there are any changes, it will be mentioned then.
Please check the form for more details on the cities where the exams will be held, the conditions you agree to when you fill the form etc.


Average assignment score = 25% of average of best 8 assignments out of the total 12 assignments given in the course.
Exam score = 75% of the proctored certification exam score out of 100

Final score = Average assignment score + Exam score

YOU WILL BE ELIGIBLE FOR A CERTIFICATE ONLY IF AVERAGE ASSIGNMENT SCORE >=10/25 AND EXAM SCORE >= 30/75. If one of the 2 criteria is not met, you will not get the certificate even if the Final score >= 40/100.

Certificate will have your name, photograph and the score in the final exam with the breakup.It will have the logos of NPTEL and IIT Madras. It will be e-verifiable at nptel.ac.in/noc.

Only the e-certificate will be made available. Hard copies will not be dispatched.

Once again, thanks for your interest in our online courses and certification. Happy learning.

- NPTEL team

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