Algeria's Top 2% Scientists 2021

Algeria has 47 scientists on the 2021 single-year Top 2% list, up 56.7% from 30 in 2020. That places Algeria 71st in the world by number of listed scientists, up 1 place. Université 8 Mai 1945 Guelma has the most listed scientists (3), followed by Université Abou Bekr Belkaid Tlemcen (3).

Single Year

+17 (+56.7%) vs 2020

Career Data

+6 (+40.0%) vs 2020

World rank by count

#71

up 1 place vs 2020

Institutes

+10 (+47.6%) vs 2020

Scientists in Algeria on the list, by year

The single-year count has grown 57% since 2020.

Single-year list, change on the previous year

2021+56.7%

2022+12.8%

2023+5.7%

2024+21.4%

2025+17.6%

Show the numbers

Year	Single Year	Change	Career Data	Change
2020	30		15
2021	47	+56.7%	21	+40.0%
2022	53	+12.8%	24	+14.3%
2023	56	+5.7%	25	+4.2%
2024	68	+21.4%	32	+28.0%
2025	80	+17.6%	38	+18.8%

Top 10 institutes in Algeria

By number of listed scientists

Single-year list2021

Show the list

All 47 scientists

Single-year list2021

Everyone on the list, free to browse.

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Rank in Algeria	World rank	Scientist	Institute	Sub-field	Rank in sub-field
1	21,328	MA Mellit, Adel	Université de Jijel	Energy	Rank 432
2	23,072	Trache, Djalal	Ecole Militaire Polytechnique	Physical Chemistry	Rank 117
3	31,363	BA Bouhemadou, A.	Université Ferhat Abbas Sétif 1	Applied Physics	Rank 633
4	35,796	Mebarek-Oudina, Fateh	Université 20 Août 1955-Skikda	Mechanical Engineering & Transports	Rank 349
5	47,072	HS Heddam, Salim	Université 20 Août 1955-Skikda	Environmental Engineering	Rank 286
6	56,657	BA Bousahla, Abdelmoumen Anis	Université Djillali Liabes de Sidi Bel Abbes	Civil Engineering	Rank 219
7	61,809	TH Triki, Houria	Université Badji Mokhtar - Annaba	Optics	Rank 266
8	100,728	KR Khenata, R.	Université Mustapha Stambouli de Mascara	Applied Physics	Rank 2,126
9	100,760	FM Ferrag, Mohamed Amine	Université 8 Mai 1945 Guelma	Networking & Telecommunications	Rank 849
10	108,354	BA Belhocine, Ali	Université des Sciences et de la Technologie d'Oran Mohamed Boudiaf	Mechanical Engineering & Transports	Rank 980
11	112,591	DT Daouadji, T. Hassaine	Université Ibn Khaldoun - Tiaret	Civil Engineering	Rank 417
12	113,365	SA Stambouli, Amine Boudghene	Université des Sciences et de la Technologie d'Oran Mohamed Boudiaf	Energy	Rank 2,552
13	114,610	BM Benchohra, Mouffak	Université Djillali Liabes de Sidi Bel Abbes	General Mathematics	Rank 670
14	116,111	AH Ameur, Houari	Centre Universitaire Salhi Ahmed Naama	Mechanical Engineering & Transports	Rank 1,061
15	117,132	Tayebi, Tahar	Université Mohamed El Bachir El Ibrahimi de Bordj Bou Arréridj	Mechanical Engineering & Transports	Rank 1,076
16	121,668	MS Moulay, Saad	Université Saad Dahlab de Blida	Polymers	Rank 1,176
17	122,080	HM Houari, Mohammed Sid Ahmed	Université Mustapha Stambouli de Mascara	Civil Engineering	Rank 454
18	124,489	BF Bourada, Fouad	Université Djillali Liabes de Sidi Bel Abbes	Civil Engineering	Rank 468
19	127,435	GD Ghernaout, Djamel	Université Saad Dahlab de Blida	Chemical Engineering	Rank 954
20	128,339	HL Hadji, L.	Université Ibn Khaldoun - Tiaret	Civil Engineering	Rank 488
21	131,692	BA BOULKROUNE, Abdesselem	Université de Jijel	Artificial Intelligence & Image Processing	Rank 2,970
22	132,792	RD Rekioua, Djamila	Université Abderrahmane Mira - Béjaïa	Energy	Rank 3,051
23	146,191	MY Menni, Younes	Université Abou Bekr Belkaid Tlemcen	Mechanical Engineering & Transports	Rank 1,359
24	154,759	BS Berri, Saadi	Université Mohamed Boudiaf - M'sila	Applied Physics	Rank 3,377
25	167,056	DN Drouiche, Nadjib	Centre de Recherche de la Technologie des Semiconducteurs pour l'Energétique (CRTSE)	Chemical Engineering	Rank 1,319
26	168,291	BN Bouarissa, Nadir	Université Mohamed Boudiaf - M'sila	Applied Physics	Rank 3,716
27	169,198	BO Bait, Omar	Université Hadj Lakhdar de Batna	Energy	Rank 3,963
28	188,203	HA Harrag, Abdelghani	Université Ferhat Abbas Sétif 1	Energy	Rank 4,475
29	200,127	BA Boumali, Abdelmalek	Université Larbi Tébessi - Tébessa	Nuclear & Particle Physics	Rank 2,420
30	201,442	CM Chellali, Mustapha	Université Saad Dahlab de Blida	Computation Theory & Mathematics	Rank 411
31	227,692	HA Houmat, A.	Université Abou Bekr Belkaid Tlemcen	Mechanical Engineering & Transports	Rank 2,086
32	238,515	TM Trari, M.	Université des Sciences et de la Technologie Houari Boumediene	Energy	Rank 5,781
33	240,452	MS Merouani, Slimane	Université Salah Boubnider Constantine 3	Organic Chemistry	Rank 3,702
34	242,445	DS Djilali, Salih	Université Abou Bekr Belkaid Tlemcen	Mathematical Physics	Rank 146
35	247,933	BS Bitam, Salim	Université Mohamed Khider, Biskra	Networking & Telecommunications	Rank 2,366
36	280,797	Belouchrani, Adel	Ecole Nationale Polytechnique Alger	Networking & Telecommunications	Rank 2,739
37	334,760	KM Keddam, M.	Université des Sciences et de la Technologie Houari Boumediene	Materials	Rank 7,551
38	341,771	OA Ouannas, Adel	Université Oum El Bouaghi	Artificial Intelligence & Image Processing	Rank 7,584
39	351,884	CY Challal, Yacine	École nationale supérieure d'Informatique	Networking & Telecommunications	Rank 3,528
40	363,770	OO Oubbati, Omar Sami	Université Amar Telidji Laghouat	Networking & Telecommunications	Rank 3,657
41	476,854	AM Amar, Menad Nait	Sonatrach	Energy	Rank 11,932
42	533,369	BH Boulebd, Houssem	Université des Frères Mentouri Constantine 1	Inorganic & Nuclear Chemistry	Rank 3,262
43	571,969	MA Mellah, Abdelhamid	Commissariat à l'Energie Atomique (COMENA)	Mining & Metallurgy	Rank 574
44	619,084	AE Amara, E. H.	Centre de Développement des Technologies Avancées	Optoelectronics & Photonics	Rank 2,162
45	686,677	TK Tamersit, Khalil	Université 8 Mai 1945 Guelma	Applied Physics	Rank 17,226
46	966,015	AH Abderazek, Hammoudi	Mechanical Research Center-CRM-Constantine	Automobile Design & Engineering	Rank 57
47	1,128,593	KL Kassa-Baghdouche, Lazhar	Université 8 Mai 1945 Guelma	Optoelectronics & Photonics	Rank 4,699
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Showing 1 to 47 of 47 Show

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Frequently asked questions

How many scientists from Algeria are in the 2021 Stanford Top 2% list?

47 scientists affiliated with Algeria are on the 2021 single-year list, and 21 are on the career-long list.

Which institute in Algeria has the most Top 2% scientists?

On the 2021 single-year list, Université 8 Mai 1945 Guelma has the most listed scientists from Algeria, with 3. It is followed by Université Abou Bekr Belkaid Tlemcen with 3.

How has the number of Top 2% scientists in Algeria changed since 2020?

On the single-year list, Algeria went from 30 scientists in 2020 to 47 in 2021, a change of +56.7%.

What is the difference between the single-year and career-long lists?

The single-year list ranks scientists on the citations their work received in one year. The career-long list ranks them on citations across their whole career. Both lists are published every year, and a scientist can be on one, both or neither.

What is the official source of this data?

The rankings come from the science-wide author databases of standardized citation indicators published by Ioannidis et al. in the Elsevier Data Repository, updated every year. TOPSCINET, an independent platform, organises that data by country, year, institute and field, so you can compare and explore it.