Hans E. Grethlein

2.9k total citations · 1 hit paper
46 papers, 2.2k citations indexed

About

Hans E. Grethlein is a scholar working on Biomedical Engineering, Plant Science and Biotechnology. According to data from OpenAlex, Hans E. Grethlein has authored 46 papers receiving a total of 2.2k indexed citations (citations by other indexed papers that have themselves been cited), including 26 papers in Biomedical Engineering, 13 papers in Plant Science and 12 papers in Biotechnology. Recurrent topics in Hans E. Grethlein's work include Biofuel production and bioconversion (21 papers), Enzyme-mediated dye degradation (13 papers) and Microbial Metabolic Engineering and Bioproduction (9 papers). Hans E. Grethlein is often cited by papers focused on Biofuel production and bioconversion (21 papers), Enzyme-mediated dye degradation (13 papers) and Microbial Metabolic Engineering and Bioproduction (9 papers). Hans E. Grethlein collaborates with scholars based in United States. Hans E. Grethlein's co-authors include Alvin O. Converse, Carlos G. Dosoretz, Lee R. Lynd, Hsin‐Chih Chen, David N. Thompson, David Thompson, C. A. Reddy, Sairia Dass, C. Adinarayana Reddy and Andrew Porteous and has published in prestigious journals such as Environmental Science & Technology, Applied and Environmental Microbiology and Bioresource Technology.

In The Last Decade

Hans E. Grethlein

46 papers receiving 2.1k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

The Effect of Pore Size Distribution on the Rate of Enzymatic Hydrolysis of Cellulosic Substrates

1985 415 citations Hans E. Grethlein profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Hans E. Grethlein United States	23	1.7k	716	568	525	474	46	2.2k
Michele Michelin Portugal	26	1.3k 0.8×	667 0.9×	495 0.9×	447 0.9×	641 1.4×	62	2.0k
André Ferraz Brazil	33	2.5k 1.5×	814 1.1×	1.7k 3.0×	502 1.0×	912 1.9×	133	3.6k
Ana M. R. B. Xavier Portugal	26	776 0.5×	566 0.8×	613 1.1×	200 0.4×	383 0.8×	64	1.8k
Muhammad Irshad Pakistan	23	1.1k 0.6×	842 1.2×	662 1.2×	225 0.4×	410 0.9×	55	2.5k
Sangeeta Negi India	22	729 0.4×	710 1.0×	341 0.6×	108 0.2×	333 0.7×	84	1.8k
Nancy N. Nichols United States	31	2.0k 1.2×	2.0k 2.8×	353 0.6×	146 0.3×	400 0.8×	64	2.9k
Mehdi Dashtban Canada	13	1.1k 0.6×	603 0.8×	471 0.8×	146 0.3×	482 1.0×	17	1.5k
Aldo José Pinheiro Dillon Brazil	31	1.8k 1.1×	1.2k 1.7×	792 1.4×	225 0.4×	966 2.0×	84	2.7k
Prakram Singh Chauhan India	21	821 0.5×	462 0.6×	690 1.2×	185 0.4×	769 1.6×	37	1.6k
Zhonggui Mao China	29	747 0.4×	1.4k 2.0×	357 0.6×	138 0.3×	422 0.9×	109	2.3k

Countries citing papers authored by Hans E. Grethlein

Since Specialization

Citations

This map shows the geographic impact of Hans E. Grethlein's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Hans E. Grethlein with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Hans E. Grethlein more than expected).

Fields of papers citing papers by Hans E. Grethlein

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Hans E. Grethlein. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Hans E. Grethlein. The network helps show where Hans E. Grethlein may publish in the future.

Co-authorship network of co-authors of Hans E. Grethlein

This figure shows the co-authorship network connecting the top 25 collaborators of Hans E. Grethlein. A scholar is included among the top collaborators of Hans E. Grethlein based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Hans E. Grethlein. Hans E. Grethlein is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Thompson, David N., Bonnie R. Hames, C. Adinarayana Reddy, & Hans E. Grethlein. (1998). In vitro degradation of natural insoluble lignin in aqueous media by the extracellular peroxidases ofPhanerochaete chrysosporium. Biotechnology and Bioengineering. 57(6). 704–717. 22 indexed citations

Thompson, David N., Bonnie R. Hames, C. A. Reddy, & Hans E. Grethlein. (1998). In vitro degradation of insoluble lignin in aqueous media by lignin peroxidase and manganese peroxidase. Applied Biochemistry and Biotechnology. 70-72(1). 967–982. 7 indexed citations

RAO, N, Hans E. Grethlein, & C. A. Reddy. (1996). Effect of Temperature on Composting of Atrazine-Amended Lignocellulosic Substrates. Compost Science & Utilization. 4(3). 83–88. 8 indexed citations

Dass, Sairia, Carlos G. Dosoretz, C. Adinarayana Reddy, & Hans E. Grethlein. (1995). Extracellular proteases produced by the wood-degrading fungus Phanerochaete chrysosporium under ligninolytic and non-ligninolytic conditions. Archives of Microbiology. 163(4). 254–258. 42 indexed citations

RAO, N, Hans E. Grethlein, & C. A. Reddy. (1995). Effect of C/N ratio and moisture content on the composting of poplar wood. Biotechnology Letters. 17(8). 889–892. 20 indexed citations

Reddy, C. A., et al.. (1994). Outcome of interspecific interactions among brown-rot and white-rot wood decay fungi. FEMS Microbiology Ecology. 14(1). 19–24. 19 indexed citations

Thompson, David N., Hsin‐Chih Chen, & Hans E. Grethlein. (1992). Comparison of pretreatment methods on the basis of available surface area. Bioresource Technology. 39(2). 155–163. 147 indexed citations

Jain, Mahendra Kumar, Hans E. Grethlein, Rathin Datta, & R. Mark Worden. (1991). Bioconversion of coal-derived synthesis gas to liquid fuels. STIN. 95. 20339. 1 indexed citations

Lynd, Lee R., et al.. (1989). Fermentation of Cellulosic Substrates in Batch and Continuous Culture by Clostridium thermocellum. Applied and Environmental Microbiology. 55(12). 3131–3139. 120 indexed citations

10.

Converse, Alvin O., et al.. (1989). Kinetics of thermochemical pretreatment of lignocellulosic materials. Applied Biochemistry and Biotechnology. 20-21(1). 63–78. 52 indexed citations

11.

Grethlein, Hans E., et al.. (1988). Enhanced hydrolysis of wood in an acetone and acid aqueous system. Biomass. 17(3). 153–163. 2 indexed citations

12.

Lynd, Lee R. & Hans E. Grethlein. (1986). Distillation with intermediate heat pumps and optimal sidestream return. AIChE Journal. 32(8). 1347–1359. 34 indexed citations

13.

Converse, Alvin O., et al.. (1985). Kinetics of cellobiose hydrolysis using cellobiase composites from Ttrichoderma reesei and Aspergillus niger. Biotechnology and Bioengineering. 27(4). 463–470. 32 indexed citations

14.

Grethlein, Hans E., et al.. (1984). A comparative study of the enzymatic hydrolysis of acid‐pretreated white pine and mixed hardwood. Biotechnology and Bioengineering. 26(12). 1498–1505. 101 indexed citations

15.

Grethlein, Hans E.. (1984). Pretreatment for enhanced hydrolysis of cellulosic biomass. Biotechnology Advances. 2(1). 43–62. 41 indexed citations

16.

Grethlein, Hans E., et al.. (1982). Kinetics of acid hydrolysis of corn stover. Solar Energy. 28(1). 55–63. 38 indexed citations

17.

Grethlein, Hans E.. (1973). A study on reproducibility of cellulose acetate membranes. Desalination. 12(1). 45–60. 6 indexed citations

18.

Grethlein, Hans E., et al.. (1971). Kinetics of the acid hydrolysis of cellulose found in paper refuse. Environmental Science & Technology. 5(6). 545–547. 70 indexed citations

19.

Grethlein, Hans E., et al.. (1971). Improved cellulose acetate membranes for reverse osmosis. Desalination. 9(4). 297–313. 19 indexed citations

20.

Grethlein, Hans E. & Leon Lapidus. (1963). Time optimal control of nonlinear systems with constraints. AIChE Journal. 9(2). 230–239. 8 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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