Search Results - "Kikas, T."

Potentials and challenges in lignocellulosic biofuel production technology by Raud, M., Kikas, T., Sippula, O., Shurpali, N.J.

“…Since the Kyoto protocol, the EU renewable energy policy has been the driving force in research and development of the production and use of biofuels…”
Get full text

Dependence of the hydrolysis efficiency on the lignin content in lignocellulosic material by Raud, M., Tutt, M., Olt, J., Kikas, T.

“…Lignocellulosic material is the most promising feedstock for bioethanol production; however, due to the varying physicochemical characteristics of different…”
Get full text

N2 explosive decompression pretreatment of biomass for lignocellulosic ethanol production by Raud, M., Olt, J., Kikas, T.

“…This paper presents a novel biomass pretreatment method that uses high pressured N2 and temperature to break the hemicellulose and lignin seal around the…”
Get full text

Nitrogen explosive decompression pre-treatment: An alternative to steam explosion by Raud, M., Krennhuber, K., Jäger, A., Kikas, T.

“…When using the novel N2 explosive decompression pre-treatment, its effect was investigated in relation to the biomass structure and chemical processes during…”
Get full text

The efficiency of nitrogen explosion pretreatment on common aspen – Populus tremula: N2– VS steam explosion by Rooni, V., Sjulander, N., Cristobal-Sarramian, A., Raud, M., Rocha-Meneses, Lisandra, Kikas, T.

“…Steam explosion (SE) and nitrogen explosive decompression (NED) for pretreatment of common aspen (Populus tremula), were investigated in their potential to…”
Get full text

Basis of energy crop selection for biofuel production: Cellulose vs. lignin by Kikas, T, Tutt, M, Raud, M, Alaru, M, Lauk, R, Olt, J

“…This paper investigates the suitability of Jerusalem artichoke (Helianthus tuberosus L.), fiber hemp (Cannabis sativa L.), energy sunflower (Helianthus annuus…”
Get full text

Extrapolation of in situ data from 1-km squares to adjacent squares using remote sensed imagery and airborne lidar data for the assessment of habitat diversity and extent by Lang, M., Vain, A., Bunce, R. G. H., Jongman, R. H. G., Raet, J., Sepp, K., Kuusemets, V., Kikas, T., Liba, N.

“…Habitat surveillance and subsequent monitoring at a national level is usually carried out by recording data from in situ sample sites located according to…”
Get full text

Plume-Tracking Robots: A New Application of Chemical Sensors by Ishida, Hiroshi, Nakamoto, Takamichi, Moriizumi, Toyosaka, Kikas, Timo, Janata, Jiri

“…Many animals have the ability to search for odor sources by tracking their plumes. Some of the key features of this search behavior have been successfully…”
Get full text

Chemical Plume Tracking. 1. Chemical Information Encoding by Kikas, Timo, Ishida, Hiroshi, Webster, Donald R, Janata, Jiří

“…It is shown experimentally that chemical information can be encoded and preserved in flowing liquid streams. It can be retrieved by chemical sensing arrays…”
Get full text

N sub(2) explosive decompression pretreatment of biomass for lignocellulosic ethanol production by Raud, M, Olt, J, Kikas, T

“…This paper presents a novel biomass pretreatment method that uses high pressured N sub(2) and temperature to break the hemicellulose and lignin seal around the…”
Get full text

Chemical Plume Tracking. 2. Multiple-Frequency Modulation by Kikas, Timo, Janata, Petr, Ishida, Hiroshi, Janata, Jiří

“…The purpose of this research is to estimate the effect of turbulent mixing on the information content in a chemically encoded signal, to investigate the effect…”
Get full text

The utilisation potential of urban greening waste: Tartu case study by Raud, M., Mitt, M., Oja, T., Olt, J., Orupõld, K., Kikas, T.

“…In light of climate change and the increasingly limited availability of energy resources, any form of renewable raw materials that can be used for energy…”
Get full text

Preparation and characterization of platinum coatings for long life-time BOD biosensor by Tammeveski, Kaido, Kikas, Timo, Tenno, Toomas, Niinistö, Lauri

“…An easy method to prepare platinum coatings is proposed. Platinum coatings were prepared on glass substrate by applying a thermal decomposition method…”
Get full text

Growth of Scenedesmus obliquus under artificial flue gas with a high sulphur concentration neutralized with oil shale ash by Podkuiko, Lara, Olt, Juri, Kikas, Timo

“…Oil shale is the main energy resource in Estonia, which generates large amounts of CO^sub 2^ and waste oil shale ash. Flue gas from oil shale combustion can…”
Get full text

Chemical Plume Tracking. 3. Ascorbic Acid:  A Biologically Relevant Marker by Kikas, Timo, Ishida, Hiroshi, Janata, Jirí

“…Dynamic characteristics of the amperometric sensing system for tracking of turbulent chemical plumes have been studied. The correlation analysis requires that…”
Get full text

Hydrogen Production in a Reverse-Flow Autothermal Catalytic Microreactor:  From Evidence of Performance Enhancement to Innovative Reactor Design by Kikas, Timo, Bardenshteyn, Ilya, Williamson, Christopher, Ejimofor, Cornelius, Puri, Pushpinder, Fedorov, Andrei G

“…There has been significant recent interest in the development of low-temperature fuel cells for portable power generation because of their potentially very…”
Get full text

Methodological problems of compiling digital vegetation site types maps: case of Saare County, Estonia by Palo, Anneli, Kikas, Tambet

“…For conservation and planning practice, existing data – databases, maps, aerial photos, and researches – can be maximally used in GIS-based applications. Our…”
Get full text

Virtual Plume by Kikas, Timo, Ishida, Hiroshi, Roberts, Philip J. W., Webster, Donald R., Janata, Jiri

“…A bench‐top model of a chemical plume in a turbulent flow, a Virtual Plume, was built to simulate the behavior of a turbulent chemical plume. It is based on an…”
Get full text

DETERMINATION OF BOD IN PHENOLIC WASTEWATERS AND A STUDY OF BIODEGRADATION OF PHENOLIC COMPOUNDS by KIKAS, TIMO, SOOBA, EVELIN, TAMMEVESKI, KAIDO, TENNO, TOOMAS

Get full text