Chandra Rai publications per year

The chart shows the history of publications by Chandra Rai between 1960 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Chandra Rai published across 66 years, from 1960 to 2025, averaging 3.9 papers a year. Output peaked at 23 publications in 2017. 21 of the 256 publications appeared in the last two years.

No. of publications

5 10 15 20

1960 2025

256 publications in total across all disciplines

View publications per year as a table

Chandra Rai: publications per year, 1960 to 2025
Year	Publications
1960	1
1961	0
1962	0
1963	0
1964	0
1965	0
1966	0
1967	0
1968	0
1969	0
1970	1
1971	0
1972	0
1973	0
1974	1
1975	0
1976	1
1977	0
1978	1
1979	0
1980	0
1981	0
1982	0
1983	1
1984	1
1985	0
1986	1
1987	0
1988	1
1989	0
1990	0
1991	0
1992	0
1993	2
1994	0
1995	1
1996	1
1997	0
1998	5
1999	1
2000	3
2001	2
2002	0
2003	1
2004	3
2005	3
2006	6
2007	4
2008	1
2009	8
2010	13
2011	10
2012	14
2013	12
2014	8
2015	9
2016	11
2017	23
2018	17
2019	15
2020	23
2021	13
2022	4
2023	13
2024	10
2025	11
Total	256

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Chandra Rai publication distribution in Earth Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where Chandra Rai sits on this spectrum.

No. of scientists

100 200 300 400 500

38–47 publications 603+

This scientist: 232 publications — 73rd percentile

73% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 603 publications or more.

View publications distribution as a table

Number of Earth Science scientists by publication count, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
Publications	Scientists	This scientist
38–47	5
48–57	33
58–67	94
68–77	161
78–87	278
88–97	376
98–107	404
108–117	484
118–127	540
128–137	557
138–147	491
148–157	495
158–167	458
168–177	490
178–187	414
188–197	401
198–207	333
208–217	292
218–227	290
228–237	262	232
238–247	243
248–257	208
258–267	185
268–277	147
278–287	128
288–297	119
298–307	120
308–317	107
318–327	93
328–337	87
338–347	64
348–357	87
358–367	60
368–377	60
378–387	34
388–397	50
398–407	44
408–417	31
418–427	39
428–437	27
438–447	36
448–457	27
458–467	29
468–477	30
478–487	19
488–497	15
498–507	18
508–517	19
518–527	16
528–537	10
538–547	11
548–557	14
558–567	11
568–577	7
578–587	14
588–597	5
598–602	4
603+	100

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Chandra Rai D-index placement in Earth Science in 2026

The chart shows the D-index (discipline H-index) distribution of Earth Science scientists ranked by Research.com in 2026. The highlighted bar marks where Chandra Rai sits on this spectrum.

No. of scientists

100 200 300

30 D-Index 106+

This scientist: 39 D-Index — 35th percentile

35% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 106 D-Index or more.

View D-Index distribution as a table

Number of Earth Science scientists by D-index, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
D-Index	Scientists	This scientist
30	144
31	215
32	278
33	379
34	366
35	372
36	389
37	366
38	344
39	349	39
40	296
41	289
42	277
43	279
44	248
45	257
46	212
47	202
48	207
49	204
50	183
51	178
52	182
53	178
54	163
55	117
56	163
57	120
58	113
59	136
60	135
61	96
62	103
63	83
64	103
65	83
66	89
67	92
68	89
69	78
70	75
71	53
72	62
73	54
74	35
75	52
76	50
77	32
78	37
79	20
80	33
81	36
82	34
83	34
84	24
85	19
86	18
87	26
88	30
89	17
90	21
91	19
92	15
93	14
94	20
95	9
96	10
97	15
98	13
99	3
100	13
101	3
102	9
103	4
104	6
105	6
106+	98

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Overview

Chandra Rai is affiliated with the University of Oklahoma in the United States and has contributed extensively to the field of engineering, with a particular emphasis on mechanical engineering and mechanics of materials. Their research spans multiple interdisciplinary subfields, including ocean engineering, geophysics, and nuclear and high energy physics.

Their work primarily focuses on topics related to hydraulic fracturing and reservoir analysis, hydrocarbon exploration and reservoir analysis, and drilling and well engineering. Additional areas of research include seismic imaging and inversion techniques, NMR spectroscopy and applications, enhanced oil recovery techniques, and CO2 sequestration and geologic interactions.

Chandra Rai has published numerous papers in various prominent venues. Frequent publication outlets include:

Proceedings of the 8th Unconventional Resources Technology Conference
Interpretation
SPE Journal
SPE Reservoir Evaluation & Engineering
Proceedings of the 9th Unconventional Resources Technology Conference

Among their recent papers are:

"Fracture Hits in Unconventional Reservoirs: A Critical Review," 2020, SPE Journal
"Fracture toughness in shales using nano-indentation," 2020, Journal of Petroleum Science and Engineering
"Looking Ahead of the Bit Using Surface Drilling and Petrophysical Data: Machine-Learning-Based Real-Time Geosteering in Volve Field," 2020, SPE Journal
"Nuclear magnetic resonance and molecular simulation study of H2 and CH4 adsorption onto shale and sandstone for hydrogen geological storage," 2023, International Journal of Hydrogen Energy
"Impact of Surfactants on Hydrocarbon Mobility in Shales," 2020, SPE Reservoir Evaluation & Engineering

The scientist collaborates frequently with several peers, including Carl Sondergeld, Son Dang, Deepak Devegowda, Mark E. Curtis, and Ishank Gupta.

Best Publications

Development of organic porosity in the Woodford Shale with increasing thermal maturity

Mark E. Curtis;Brian J. Cardott;Carl H. Sondergeld;Chandra S. Rai

1242
Citations
Microstructural investigation of gas shales in two and three dimensions using nanometer-scale resolution imaging

Mark E. Curtis;Carl H. Sondergeld;Raymond J. Ambrose;Chandra S. Rai

920
Citations
Micro-Structural Studies of Gas Shales

Carl H. Sondergeld;Raymond Joseph Ambrose;Chandra Shekhar Rai;Jason Moncrieff

833
Citations
Petrophysical Considerations in Evaluating and Producing Shale Gas Resources

Carl H. Sondergeld;Kent Edward Newsham;Joseph Thomas Comisky;Morgan Craig Rice

765
Citations
Shale-Gas Permeability and Diffusivity Inferred by Improved Formulation of Relevant Retention and Transport Mechanisms

Faruk Civan;Chandra S. Rai;Carl H. Sondergeld

596
Citations
Petrophysical Considerations in Evaluating and Producing Shale Gas Resources

Unknown

494
Citations
Gassmann fluid substitutions: A tutorial

Tad M. Smith;Carl H. Sondergeld;Chandra S. Rai

441
Citations
NMR Study of Shale Wettability

Elijah O. Odusina;Carl H. Sondergeld;Chandra Shekhar Rai

310
Citations
Elastic anisotropy of shales

Carl H. Sondergeld;Chandra S. Rai

257
Citations
Shale Permeability Measurements on Plugs and Crushed Samples

Ali Tinni;Ebrahim Fathi;Rajiv Agarwal;Carl H. Sondergeld

226
Citations
Nano to Macro Mechanical Characterization of Shale

Vikas Kumar;Carl H. Sondergeld;Chandra Shekhar Rai

219
Citations
Transmission and Scanning Electron Microscopy Investigation of Pore Connectivity of Gas Shales on the Nanoscale

Mark Erman Curtis;Raymond Joseph Ambrose;Carl H. Sondergeld;Chandra Shekhar Rai

200
Citations
Laboratory studies of hydraulic fracturing by cyclic injection

S.M. Patel;C.H. Sondergeld;C.S. Rai

189
Citations
Investigation of the Relationship Between Organic Porosity and Thermal Maturity in The Marcellus Shale

Mark Erman Curtis;Raymond Joseph Ambrose;Carl H. Sondergeld;Chandra Shekhar Rai

180
Citations
An experimental investigation into hydraulic fracture propagation under different applied stresses in tight sands using acoustic emissions

Yashwanth Chitrala;Camilo Moreno;Carl Sondergeld;Chandra Rai

155
Citations
Determining Shale Permeability to Gas by Simultaneous Analysis of Various Pressure Tests

Faruk Civan;Chandra S. Rai;Carl H. Sondergeld

128
Citations
An NMR Study of Shale Wettability and Effective Surface Relaxivity

Ismail Dean Sulucarnain;Carl H. Sondergeld;Chandra Shekhar Rai

124
Citations
Micro-Structural Studies of Gas Shales

Unknown

115
Citations
Characterization of Barnett Shale Kerogen Pore Size Distribution using DFT Analysis and Grand Canonical Monte Carlo Simulations

Adelola Gbemisola Adesida;I. Akkutlu;Daniel E. Resasco;Chandra Shekhar Rai

110
Citations
Estimation of Elastic Properties of Organic Matter in Woodford Shale Through Nanoindentation Measurements

Vikas Kumar;Mark Erman Curtis;Nabanita Gupta;Carl H. Sondergeld

109
Citations
Nanoindentation Studies on Shales

Priyavrat Shukla;Vikas Kumar;Mark Curtis;Carl H. Sondergeld

109
Citations
Shear‐wave velocity anisotropy in sedimentary rocks: A laboratory study

Chandra S. Rai;Kenneth E. Hanson

108
Citations
Petrophysical Characterization of Barnett Shale

Sagar Vivek Kale;Chandra Shekhar Rai;Carl H. Sondergeld

90
Citations

Frequent Co-Authors

Carl H. Sondergeld University of Oklahoma

Faruk Civan University of Southern California

Kurt J. Marfurt University of Oklahoma

Murli H. Manghnani University of Hawaii at Manoa

Manika Prasad Colorado School of Mines

Gerilyn S. Soreghan University of Oklahoma

Dongxiao Zhang Southern University of Science and Technology

Daniel E. Resasco University of Oklahoma

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