Efficient metasurface for electromagnetic energy harvesting with high capture efficiency and a wide range of incident angles by Abdulrahman Ahmed Ghaleb Amer, Abdulrahman Ahmed Ghaleb Amer, Sapuan, Syarfa Zahirah, Adel Y. I. Ashyap, Adel Y. I. Ashyap

“…The proposed MS structure is comprised of an ensemble of electric ring resonator (ERR) array. The MS’s impedance is engineered to match free space, so that the incident electromagnetic (EM) power is efficiently captured with minimal reflection and delivered to the optimal resistor load through an optimally positioned metallic-via. …”
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Efficient metasurface for electromagnetic energy harvesting with high capture efficiency and a wide range of incident angles by Ahmed Ghaleb Amer, Abdulrahman, Sapuan, Syarfa Zahirah, Adel Y. I. Ashyap, Adel Y. I. Ashyap

“…The proposed MS structure is comprised of an ensemble of electric ring resonator (ERR) array. The MS’s impedance is engineered to match free space, so that the incident electromagnetic (EM) power is efficiently captured with minimal reflection and delivered to the optimal resistor load through an optimally positioned metallic-via. …”
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Efficient metasurface for electromagnetic energy harvesting with high capture efficiency and a wide range of incident angles by Abdulrahman Ahmed Ghaleb Amer, Abdulrahman Ahmed Ghaleb Amer, Sapuan, Syarfa Zahirah, Adel Y. I. Ashyap, Adel Y. I. Ashyap

“…The proposed MS structure is comprised of an ensemble of electric ring resonator (ERR) array. The MS’s impedance is engineered to match free space, so that the incident electromagnetic (EM) power is efficiently captured with minimal reflection and delivered to the optimal resistor load through an optimally positioned metallic-via. …”
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Cooperative transition of electronic states of antisite As defects in Be-doped low-temperature-grown GaAs layers by Mohamed, Mohd Ambri, Tien Lam, Pham, Bae, K. W., Otsuka, Nobuo

“…Magnetic properties resulting from localized spins associated with antisite arsenic ions AsGa+ in Be-doped low-temperature-grown GaAs (LT-GaAs) layers were studied by measuring the magnetization of lift-off samples. …”
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A microstrip quasi-elliptic bandpass filter implemented using stub loaded resonators by Riaz, Muhammad, Virdee, Bal Singh

“…A highly selective microstrip bandpass filter consists of electromagnetically coupled U-shaped open ring resonators is presented in this paper. The resonators are directly loaded with open-circuited inductive stubs and the feed-lines are interdigital coupled to the resonators. …”
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Power Factor Correction – A Simulation Approach by Che Ros, Ziana, Nordin, Muhammad Faris, Anuar, Muhammad Abdullah, Abdul Razak, Muhammad Hazim

“…The main focus of this study is to indicate how much Farad is needed to improve power factor in a selected Electrical Power System (EPS), to estimate the Capacitor bank location that need to be installed in the system on Ring Main Unit (RMU) by using POWERWORLD Software for beginners.…”
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New potential of biomaterials from kenaf fibre biomass by Anuar, Hazleen, Mel, Maizirwan, Seeni Mohamed, Nurhafizah, Mohd. Nasir, Nur Aimi, Mustafa Kamalbhrin, Mohd. Adlan

“…After the fermentation process, the lactic acid was then purified and being synthesis into poly lactic acid either by polycondensation method or ring opening polymerization (ROP).…”
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High selectivity microwave bandpass filter with a wide upper stopband by Riaz, Muhammad, Virdee, Bal Singh

“…The filter initially proposed consists of electromagnetically coupled C-shaped open-ring resonators whose feedlines are loaded with inductive spiral shaped open-circuited stubs that are strategically located along the feedlines in order to introduce transmission zeros in the filter’s stopband response. …”
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A development of self-tuning quantitative feedback theory by Mansor, Hasmah, Khan, Sheroz, Gunawan, Teddy Surya, Mohd Noor, Samsul Bahari

“…From the comparison test conducted between self-tuning and standard QFT-based controllers, the proposed method produced more desirable response in terms of faster settling time, less percentage of overshoot with reduced ringing, smaller control effort required and wider leverage of uncertainty range.…”
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An activity-based integrated land-use transport model for urban spatial distribution simulation by Niu, Fangqu, Li, Jun

“…However, there is also significant population density increase along the 6th ring road, indicating the relocation trend of the residents and businesses to the outskirts. …”
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De Novo nucleic acids: a review of synthetic alternatives to DNA and RNA that could act as bio-information storage molecules by Devine, Kevin G., Jheeta, Sohan

“…But just what is it about their structures; an aromatic heterocyclic base appended to a (five-atom ring) sugar-phosphate backbone that enables them to carry out these functions with such high fidelity? …”
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Antibacterial polysulfone membranes: the effect of eugenol and zinc oxide as additives by Harun, Zawati, Yusof, Khairul Nazri, Yunos, Muhamad Zaini, Shohur, Muhamad Fikri, Jamalludin, Mohd Riduan

“…Besides that, the inhibition ring of membrane was improved 200% when both zinc oxide and eugenol were added in polysulfone membrane, Based on the findings, we can conclude that membrane with a combination of zinc oxide and eugenol has a huge potential membrane for bacterial removal.…”
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Linerboard made from Soda-Anthraquinone (Soda-AQ) treated coconut coir fiber and effect of pulp beating by Main, Nor Mazlana, A. Talib, Rosnita, Ibrahim, Rushdan, Abdul Rahman, Russly, Mohamed, Ainun Zuriyati

“…Based on its burst strength of 4.57 kPa.m2/g and ring crush test of 1.76 Nm2/g, which complies with the minimum requirement of the industry standard, coir fiber can be considered an alternative fiber source for linerboard production.…”
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Chitosan-zinc oxide composite for active food packaging Applications by Abdul Razak, S.R., Basri, Hatijah

“…From the tensile test, C-ZnO0.5 and C-ZnO1.0 films were found to be much superior by 1.5 times and 2.5 times respectively compared to bare chitosan film. Larger inhibition ring (by 47%) was exhibited by C-ZnO1.0 as compared to C-ZnO0.5 when tested against S.aureus. …”
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A multi-beam circularly polarised Fabry-Perot resonator antenna array using SIW for X-Band applications by Khajeh Mohammad Lou, Reza, Aribi, Tohid, Sedghi, Tohid, Virdee, Bal Singh

“…This paper presents a novel multi-layer beamforming antenna array based on Fabry-Perot resonator that is excited by a high performance compact 4 × 4 Butler matrix using substrate integrated waveguide SIW) technology for X-band application. The adapted ring patch antenna is fed through the aperture on a rectangular SIW cavity and forms the radiating element in the antenna array. …”
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Investigation and development of a novel metrology standard for the measurement of relative intensity noise and frequency chirp of DFB lasers in optical networks by Cox, Michael Christopher

“…This is enforced further by the nonplanar ring oscillator (NPRO) technology providing superior line width stability. …”
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Palm oil and mineral oil based lubricants - their tribological and emission performance by Masjuki, H. H., Maleque, Md. Abdul, Kubo, Aizoh, Nonaka, Tetsuya

“…The test conditions for the actual engine were: constant load, 0.4 kW for wear of the piston ring but various loads for exhaust emissions and constant speed, 2800 rpm. …”
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Semi fractal three leaf clover-shaped CPW antenna for triple band operation by Naser-Moghadasi, Mohammad, Sadeghzadeh, Ramazan Ali, Khajeh Mohammad Lou, Reza, Virdee, Bal Singh, Aribi, Tohid

“…The realization of the triband antenna was achieved by using two semi fractal ring patches resembling the shape of a three leaf clover, and by introducing a pair of symmetrical L-shaped slits in its ground plane. …”
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Study on Acoustic Emission Characteristics and Damage Evolution Law of Shale under Uniaxial Compression by Wu, Wenjie, Chan, Chee-Ming, Gu, Yilei, Su, Xiaopeng

“…Considering the initial damage to the rock, the damage factor D initially decreases and then increases with increasing cumulative ring-down counts rather than exhibiting a monotonic increase. …”
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Synthesis 4-[2-(2-mercapto-4-oxo-4H-quinazolin-3-yl)-ethyl]-benzenesulfonamides with subnanomolar carbonic anhydrase II and XII inhibitory properties by Bozdag, Murat, Alafeefy, Ahmed Mahmoud, Carta, Fabrizio, Ceruso, Mariangela, Al-Tamimi, Abdul-Malek S., Al-Kahtani, Abdulla A., Alasmary, Fatmah A.S., Supuran, Claudiu T.

“…All substitution patterns present in these compounds (e.g., halogens, methyl and methoxy moieties, in positions 6, 7 and/or 8 of the 2-mercapto-quinazolin-4-one ring) led to highly effective hCA II/XII inhibitors. …”
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