Zhu-Mei Ren1,*, Xu Su2, Carol D von Dohlen3 and Jun Wen4,1,*
...length and proportion of antennal segments, the structure of antennal secondary sensilla, and the flower-like shape of the galls that are formed on its primary host. Its primary host plant is Rhus hypoleuca, whereas other Nurudea species are on R. chinensis.
...
Sadreddin Tusun*
...rd instar larvae such as antennae, head, mandibles, abdomen and types of sensory receptors are described and illustrated.
...
Yue Qin Song, Hui Zhong Sun* and Jun Feng Dong
...basis of female and male antennal transcriptomes of Yemma signatus adults, a total of 66 candidate Y. signatus olfactory receptor genes (YsigORs), including one olfactory co-receptor (Orco), were identified in this study. All the sequences were further validated by cloning and sequencing. Tissue expression profiles of all YsigOR genes in the antennae of females and males were analyzed using real-time quantitati...
Muhammad Farooq1, Shahid Bashir1*, Irshad Ullah1, Muhammad Nadeem1
FREQUENCY AND POLARIZATION RECONFIGURABLE MICROSTRIP ANTENNA
...econfigurable microstrip antenna. The simple design
consists of two slots and two feeds. In one slot there is a switch. The two feeds are positioned on the right and left
diagonal of microstrip antenna. When the switch is ON the electrical size of antenna becomes small and it resonates
at higher UMTS 2100 MHz band with circular polarization. Similarly, when the switch ...
consists of two slots and two feeds. In one slot there is a switch. The two feeds are positioned on the right and left
diagonal of microstrip antenna. When the switch is ON the electrical size of antenna becomes small and it resonates
at higher UMTS 2100 MHz band with circular polarization. Similarly, when the switch ...
Sahib Khan*, Abdur Rehman*, Nasir Ahmad**, Muhammad Naeem***
THE REDUCTION OF SPECIFIC ABSORPTION RATE AT DIFFERENT FREQUENCIES
...arable rectangular patch antenna for 1.8GHz
and 2.45GHz wireless applications. Antenna is designated on a 3mm X 3mm X 3mm resolution truncated Hugo body
model in Computer simulation technology software. The ramification reveals the specific absorption rate simulated
value that were reduced by 89% compared to previously achieved SAR reduction of 83.5%. A reduction of power
absorption was also notic...
and 2.45GHz wireless applications. Antenna is designated on a 3mm X 3mm X 3mm resolution truncated Hugo body
model in Computer simulation technology software. The ramification reveals the specific absorption rate simulated
value that were reduced by 89% compared to previously achieved SAR reduction of 83.5%. A reduction of power
absorption was also notic...
Numan Ahmad, Shahid Bashirand Shahid Rauf
DESIGN OF MINITURISED MIMO ANTENNA WITH W-LAN BAND NOTCHED FOR ULTRA WIDE BAND (UWB) APPLICATIONS
...nput Multi-output (MIMO) antenna is proposed for Ultra-wideband (UWB) applications having capability to mitigate interference with the WLAN (5.15GHZ-5.85GHZ) operating band. A ‘spider’ shape structure is etched on the ground as a decoupling structure to obtain impedance matching as well as desired isolation. W-LAN notched band in the entire Ultra Wide band is obtained by etching a couple of straight line on the ground plane. A very compact UWB-MIMO...
Gulzar Ahmad, Muhammad Inyatullah Babar, Muhammad Irfan
A NOVEL WIDEBAND MICROSTRIP PATCH ANTENNA FOR SATELLITE COMMUNICATIONS IN KU-BAND
...nhanced microstrip patch antenna has been proposed for satellite communications. The bandwidth has been increased using parasitic patches. The size of the proposed antenna is 15x8 mm2. It has been observed that the antenna has a bandwidth of 4.08GHz, a return loss of 49.07 dB at the center frequency, a maximum gain of 8.25 dBi and total efficiency of more than 90%. This
Numan Ahmad1, Shahid Bashir1*, Shahid Rauf1
DESIGN OF MINITURISED MIMO ANTENNA WITH W-LAN BAND NOTCHED FOR ULTRA WIDE BAND (UWB) APPLICATIONS
...nput Multi-output (MIMO) antenna is proposed for Ultra-wideband (UWB) applications having
capability to mitigate interference with the WLAN (5.15GHZ-5.85GHZ) operating band. A ‘spider’ shape structure is
etched on the ground as a decoupling structure to obtain impedance matching as well as desired isolation. W-LAN
notched band in the entire Ultra Wide band is obtained by etching a couple of straight line on the gro...
Gulzar Ahmad1*, M. Inayatullah Babar1, M.Irfan1
A NOVEL WIDEBAND MICROSTRIP PATCH ANTENNA FOR SATELLITE COMMUNICATIONS IN KU-BAND
...nhanced microstrip patch antenna has been proposed for satellite communications.
The bandwidth has been increased using parasitic patches. The size of the proposed antenna is 15x8mm2. It has
been observed that the antenna has a bandwidth of 4.08GHz, a return loss of 49.07dB at the center frequency, a
maximum gain of 8.25dBi and total efficiency of more tha...
Muhammad Qasim*, Mohib Ahmad*, Mohammad Inayatullah Babar*, Shahid Bashir*,
Farah Mahmood*, Zeeshan Sabir*
INVESTIGATING THE EFFECTS OF VARIOUS PARAMETERS ON EFFICIENCY OF PHYSICAL LAYER DEPLOYED FOR WIRELESS SENSOR NETWORK
...ne of the key factors is antenna design and other factors include physical layer parameters including delay that can contribute critically in defining the quality. Various antenna designs are incorporated in ns-2 simulation environment along with different physical layer parameters and their impact is assessed and evaluated. This work also demonstrates the compatibility between ns-2, network simulation en...
Gulzar Ahmad*, Sahibzada Faheem*, Amjad Ullah*, Waqar Shah*, S.M. Majid Ashraf*
COMPARATIVE STUDY OF RELAY PROTOCOLS USING SIMULATION
...patial diversity or antenna diversity. The implementation of the cooperative relaying systems involves less hardware and low complexity but gives comparable performance and diversity gains to the actual multiple antenna systems. The aim of this paper is to compare various techniques used in cooperative relaying protocols. The performance is evaluated in terms of average symbol error under various ranges o...
Gulzar Ahmad1, M. Inayatullah Babar2
AN EFFICIENT PATCH ANTENNA WITH IMPROVED BANDWIDTH FOR FUTURE APPLICATIONS
...nt demerits of the patch antenna like low bandwidth and low efficiency have been addressed. A wideband and efficient microstrip patch antenna of 9×18mm2 size has been proposed for satellite and other fields of communications in future. The size of the antenna is very small and will definitely require a small space in the electronic equipment. An efficient substrate mat...
Adnan Ali Khan,* and Shahrukh Khalid**
CAPACITY ESTIMATION OF SIMO SYSTEMS IN THE PRESENCE OF CO-CHANNEL INTERFERENCE
...e employment of multiple antennas at the receiver can significantly improve the performance of the system. The capacity limits defined by MRC analysis are found within the estimated values of capacity using simulation. It is observed that increasing cell size and re-use distance decrease the effect of co-channel interference, however, the overall area spectral efficiency (ASE) of the system reduces due to the increase in cellular coverage a...
Muhammad Farooq, Shahid Bashir* and Salman Ilahi Siddiqui
Beam Steerable and Frequency Reconfigurable Antenna Array for 5G Mobile Networks
...frequency reconfigurable antenna for 5G communication system using three 1×8 element antenna arrays with defected ground structure has been presented. Frequency reconfigurability has been achieved by placing two switches inside an etched slot on patch antenna, which resulted in a matched bandwidth of 5.29 GHz (24.13 to 29.42 GHz). Beam steering has been achieved by placing the propos...
Gulzar Ahmad*, Muhammad Bilal Khan, Junaid Bahadar Khan and Faheem Ali
...b>: The microstrip patch antennas offered in this research exposure was designed and simulated on three different substrate materials to investigate its performance for its employment in future higher frequencies wireless applications in general and 5G cellular applications in particular. In the past, researchers employed different dielectric substrates to analyze microstrip patch antenna in low frequency range. In the prese...
Humza Sami1, Mahnoor Sagheer1, Muhammad Amir Altaf1, Javaid Iqbal2 and Muhammad Zubair1,*
...r images. An UWB Vivaldi antenna is used in the bandwidth of 2-6 GHz to detect and localize the small tumors. The prototype hardware setup uses two Vivaldi antennas, one as transmitter and other as receiver for scanning. The distance between phantom and antennas is kept almost 20 cm. The scattered signals from the high contrast objects emulating the tumor characteristics have been processe...
Ammara Gull-e-Fareen1,2, Imran Bodlah1,*, Muhammad Adnan Bodlah3, Muhammad Tariq Rasheed1, Habib Ali4 and Muhammad Asif5
...edicel and basal part of antennal segment 3 slightly darker than remaining segments, scutellum and mesopleura mostly dark reddish with some darker areas, legs also reddish brown except tarsal segments lighter in colouration. Suspected trophic associations with Ischiodon scutellaris (F.) via Aphis nerii onCalotropis procera (Ait.) Ait and Tinocallis kahawaluokalani (Kirkaldy) on Lagerstroemia indica have been given. ...
Riffat Sultana1*, Nuzhat Soomro2, Santosh Kumar3 and Ahmed Ali Samajo2
...1) sexual recognition by antennation; (2) courtship with male turning his abdomen towards the female performing mediolateral antennae vibration and jerking its body antero-posteriorly. We quantified elapsed time of each behavioral sequence i.e. age of maturation, duration of pre-copulatory and mating, interval between each mating, length of copulation, and number of mating in entire life of insect and also discussed i...
Shuang Yang1,2, Huiting Zhao3, Xuewen Zhang2, Kai Xu1, Lina Guo1, Yali Du1 and Yusuo Jiang1,*
...ing was conducted on the antennae of male and female greater wax moths to assess the differential expression patterns of chemosensory genes and better understand the underlying olfactory mechanism. In the results, a total of 121 chemosensory gene transcripts were identified, including 37 odorant-binding proteins, 35 chemosensory proteins, 33 olfactory receptors, 14 ionotropic receptors and 2 sensory neuron membrane proteins. The expression patterns of these ge...
Seharish Munawar and Nuzhat Afsar*
...in other body parts like antenna and eye spot of affected individual....
The Complete Mitogenome of the Lophius litulon (Lophioidei: Lophiidae) and Phylogenetic Implications
Lu Liu1, Xiang Zhao2, Yue Qin2, Tianxiang Gao3 and Tianyan Yang3*
Reshma Sahito1, Nasreen Memon1, Aiman Amur1, Seema Memon1
Shabana Mangi2
...ad, pronotum, scutellum, antennal segments, and internal male genitalia and female genitalia. The summer was the peak season for abundance of Carpocoris Pudicus whereas winter was the poor season....
K. M. Sadiq
...y palpus of maxilla
and antennal segments are well developed in the
energetic larva while in the inert larva, these organs
on right side are extremely deformed. It was also
observed in this study that feeding behavior of silkworm
depends on the development of maxillary palpus, and on
number of sensilla on the third segments of antennae....
Fangmei Zhang1,2, Xiaocen Zhao1,2, Li Qiao1,2, Shibao Guo1,2, Li Zhang1,2,
Jian Yin1,2, Zhou Zhou1,2, Chuleui Jung3 and Shubao Geng1,2*
...ution of sensilla on the antenna were observed by scanning electron microscopy. The results showed that females and males antennae were filiform, bipectinate, respectively, which be divided into three segments, scape, pedical and flagellum that consisted numerous individual flagellomeres, respectively. There were eight kinds and twelve types of sensilla on the antennae, including 4 subtype...
Pakistan Journal of Zoology
December
Featuring
-
Effects of Different Quick-Freezing Methods and Storage Temperatures on the Content of Cryoprecipitated Blood Coagulation Factors in Fresh Plasma
Haiyan Wen, Kai Liao, Zhengrong Yuan and Ning Zhou
Pakistan J. Zool., Vol. 57, Iss. 1, pp. 99-106
-
Potential Role of Recombinant Capsid Protein of Dengue Virus Serotype 2 in the Development of an In-House Elisa Based Detection of Infection
Rakhtasha Munir, Shazia Rafique, Iram Amin, Sameen Ahmed, Ayesha Vajeeha, Amjad Ali, Muhammad Shahid, Muhammad Umer Khan and Muhammad Idrees
Pakistan J. Zool., Vol. 57, Iss. 1, pp. 89-97
-
Relationship Between Infant Non-Infectious Diarrhea and Polymorphism of Lactase Gene c/t13910, Lactase Activity and Intestinal Flora Structure
Ying Zhang, Mingjian Huang, Jianfeng Chen, Shuyuan Wang and Jian Xu
Pakistan J. Zool., Vol. 57, Iss. 1, pp. 83-88
-
Evaluation of Anti-Diabetic Activity of Aqueous Extract of Gamma Irradiated Sesame Seeds
Mohamed H.M. Abd El-Megid, A.N. El shahat, A.M. Abdul Azeem and Amal A. Mansour
Pakistan J. Zool., Vol. 57, Iss. 1, pp. 73-82
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