Jānis Vārna - Publications, H-index & Citations

Jānis Vārna

riga technical university

38H指数

375论文数

5.0K被引数

收录论文 14

发表时间

Parameters affecting growth of local delaminations at transverse crack tips in [0m,90n]s cross-ply laminates 影响[0m,90n]s正交铺设层合板横向裂纹尖端局部分层生长的参数

Engineering Fracture Mechanics

IF5.3

2025-09-11

OAAI

Anish Niranjan Kulkarni; Andrejs Pupurs; Janis Varna

Mechanical performance and reinforcing potential of spun cellulose filaments in bio-based epoxy composites 纺丝纤维素丝在生物基环氧复合材料中的机械性能和增强潜力

composites part a applied science and manufacturing

IF0

2025-07-02

PREAI

Hiba Ben Kahla; Luísa Rosenstock Völtz; Dickens Ovino Agumba; Janis Varna; Juha Salmela; Fredrik Forsberg; Henrik Lycksam; Kristiina Oksman

Equivalent stress concept to account for the effect of local cyclic stress ratio on transverse cracking in tension-tension fatigue

INTERNATIONAL JOURNAL OF FATIGUE

IF6.8

2024-10-01

OAAI

Gabriel, Vivek Richards Pakkam; Loukil, Mohamed Sahbi; Fernberg, Patrik; Varna, Janis

Effect of heat treatment and test temperature on transverse cracking in tensile loading

COMPOSITES PART A-APPLIED SCIENCE AND MANUFACTURING

IF8.9

2024-06-01

OAAI

Gabriel, Vivek Richards Pakkam; Petkov, Valeri Ivanov; Fernberg, Patrik; Varna, Janis

Energy release rate of the fiber/matrix interface crack in UD composites under transverse loading: Effect of the fiber volume fraction and of the distance to the free surface and to non-adjacent debonds

THEORETICAL AND APPLIED FRACTURE MECHANICS

IF5.6

2019-10-01

OAAI

Di Stasio, Luca; Varna, Janis; Ayadi, Zoubir

Crack face sliding displacement (CSD) as an input in exact GLOB-LOC expressions for in-plane elastic constants of symmetric damaged laminates

INTERNATIONAL JOURNAL OF DAMAGE MECHANICS

IF3.9

2019-07-27

PREAI

Loukil, Mohamed Sahbi; Varna, Janis

Matrix and interface microcracking in carbon fiber/polymer structural micro-battery

JOURNAL OF COMPOSITE MATERIALS

IF2.4

2019-04-23

PREAI

Xu, Johanna; Varna, Janis

Statistical model for initiation governed intralaminar cracking in composite laminates during tensile quasi-static and cyclic tests

INTERNATIONAL JOURNAL OF FATIGUE

IF6.8

2018-11-01

PREAI

Ben Kahla, H.; Ayadi, Z.; Edgren, F.; Pupurs, A.; Varna, J.

Multiphysics modeling of mechanical and electrochemical phenomena in structural composites for energy storage: Single carbon fiber micro-battery 用于储能的结构复合材料中的机械和电化学现象的多物理场建模: 单个碳纤维微电池

JOURNAL OF REINFORCED PLASTICS AND COMPOSITES

IF2.2

2018-03-22

PREAI

Xu, Johanna; Lindbergh, Goran; Varna, Janis

Carbon fiber composites with battery function: Stresses and dimensional changes due to Li-ion diffusion 具有电池功能的碳纤维复合材料: 锂离子扩散引起的应力和尺寸变化

JOURNAL OF COMPOSITE MATERIALS

IF2.4

2018-01-15

PREAI

Xu, Johanna; Lindbergh, Goeran; Varna, Janis

Fiber/matrix debond growth from fiber break in unidirectional composite with local hexagonal fiber clustering

COMPOSITES PART B-ENGINEERING

IF14.2

2016-09-01

PREAI

Zhuang, Linqi; Pupurs, Andrejs; Varna, Janis; Ayadi, Zoubir

Effective stiffness concept in bending modeling of laminates with damage in surface 90-layers

COMPOSITES PART A-APPLIED SCIENCE AND MANUFACTURING

IF8.9

2016-03-01

PREAI

Pupurs, A.; Varna, J.; Loukil, M.; Ben Kahla, H.; Mattsson, D.

Variational models for shear modulus of symmetric and balanced laminates with cracks in 90-layer

INTERNATIONAL JOURNAL OF SOLIDS AND STRUCTURES

IF3.8

2015-10-01

OAAI

Katerelos, D. T. G.; Krasnikovs, A.; Varna, J.

Engineering expressions for thermo-elastic constants of laminates with high density of transverse cracks

COMPOSITES PART A-APPLIED SCIENCE AND MANUFACTURING

IF8.9

2013-05-01

PREAI

Loukil, Mohamed Sahbi; Varna, Janis; Ayadi, Zoubir

研究方向